CN220700295U - Injection mold for fresh-keeping box body - Google Patents
Injection mold for fresh-keeping box body Download PDFInfo
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- CN220700295U CN220700295U CN202322372464.2U CN202322372464U CN220700295U CN 220700295 U CN220700295 U CN 220700295U CN 202322372464 U CN202322372464 U CN 202322372464U CN 220700295 U CN220700295 U CN 220700295U
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- box body
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- keeping
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- 238000002347 injection Methods 0.000 title claims abstract description 73
- 239000007924 injection Substances 0.000 title claims abstract description 73
- 238000001746 injection moulding Methods 0.000 claims abstract description 56
- 238000000465 moulding Methods 0.000 claims abstract description 51
- 238000004321 preservation Methods 0.000 claims abstract description 50
- 230000001360 synchronised effect Effects 0.000 claims abstract description 38
- 238000007493 shaping process Methods 0.000 claims description 36
- 230000006978 adaptation Effects 0.000 claims description 2
- 239000004033 plastic Substances 0.000 abstract description 25
- 229920003023 plastic Polymers 0.000 abstract description 25
- 239000000463 material Substances 0.000 abstract description 7
- 239000012768 molten material Substances 0.000 abstract description 6
- 238000007789 sealing Methods 0.000 abstract description 5
- 230000009977 dual effect Effects 0.000 description 6
- 239000002991 molded plastic Substances 0.000 description 4
- 230000007547 defect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
- 208000002925 dental caries Diseases 0.000 description 1
- 230000009916 joint effect Effects 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Abstract
The utility model belongs to the technical field of molds, and particularly relates to a fresh-keeping box body injection mold. The utility model comprises a preservation box body injection lower die and a preservation box body injection upper die, wherein a double-box-body synchronous forming assembly is arranged on the preservation box body injection lower die, and a double-cavity synchronous forming member is arranged in the preservation box body injection upper die. In the injection molding process, the injection molding lower die of the fresh-keeping box body and the injection molding upper die of the fresh-keeping box body are mutually close to each other, so that the double-box-body synchronous molding assembly is opposite to the double-cavity synchronous molding part and is matched with the positioning frame part to form two complete cavities, molten materials are injected into the cavities through the injection molding dividing part, two fresh-keeping box body plastic parts can be synchronously molded, uneven materials and leakage of thick-wall products during injection molding can be avoided through the positioning frame part, the sealing performance and the uniformity are good, a plurality of plastic parts can be molded at one time, and the molding efficiency is high.
Description
Technical Field
The utility model belongs to the technical field of molds, and relates to a fresh-keeping box body injection mold.
Background
At present, the plastic preservation box has the highest market share and is most commonly applied in daily life. In the prior art, the preservation box and the end cover thereof are molded by adopting an injection molding method, and the molding quality of the preservation box is closely related to the quality of a mold. When the existing fresh-keeping box injection mold is used for injection molding of thick-wall box bodies, a plurality of plastic parts are molded at one time, so that material non-uniformity and local leakage are easy to occur, and the sealing performance and the uniformity are relatively general. Therefore, it is necessary to design a fresh-keeping box body injection mold capable of overcoming the above defects.
In order to overcome the defects in the prior art, people have continuously explored and put forward various solutions, such as chinese patent discloses a plastic injection mold for preservation boxes [ application number: 202121640866.0, including the box, the top fixed mounting of box has the quiet mould, the top of quiet mould is provided with the movable mould, the bottom of movable mould forms the die cavity in its inboard after laminating of quiet mould top, be provided with the injection port on the movable mould, the top fixed mounting of box has the support frame, the both sides at box top all are provided with the transfer line. The plastic injection mold for the preservation box.
Disclosure of Invention
The utility model aims to solve the problems and provides a fresh-keeping box body injection mold.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
the utility model provides a preservation box body injection mold, includes preservation box body lower mould and preservation box body upper mould of moulding plastics, preservation box body lower mould on be equipped with two box body synchronous shaping subassemblies, preservation box body mould plastics and go up the intracavity and be equipped with two-chamber synchronous shaping spare, two box body synchronous shaping subassemblies and the corresponding and shape adaptation in position of two-chamber synchronous shaping spare, preservation box body lower mould and preservation box body mould plastics and be equipped with location frame portion between the upper mould, two-chamber synchronous shaping spare run through location frame portion, preservation box body mould plastics and go up the mould top and be equipped with the reposition of redundant personnel of moulding plastics.
In the above-mentioned fresh-keeping box body injection mold, the synchronous shaping subassembly of two boxes include the interior panel platform that sets up on the lower mould of fresh-keeping box body injection molding, interior panel bench on be equipped with two along interior panel platform central line symmetry's fresh-keeping box body shaping arch, fresh-keeping box body shaping arch and the corresponding and shape of the synchronous shaping piece of two chambeies of position match.
In the preservation box body injection mold, the ejection through holes are formed in the preservation box body forming protrusions, and the ejection through holes sequentially penetrate through the preservation box body forming protrusions and the embedded board.
In the above-mentioned preservation box body injection mold, the synchronous shaping piece of two chambeies include set up in the preservation box body injection mold upper die two preservation box body shaping cavitys, preservation box body shaping cavity and preservation box body shaping protruding just set up.
In the above-mentioned preservation box body injection mold, the location frame portion including setting up the location frame board between preservation box body injection lower mould and preservation box body injection upper mould, the location frame inboard be equipped with the shaping and correspond the portion, the location of preservation box body shaping arch and shaping correspond the portion corresponding.
In the above-mentioned preservation box body injection mold, the shaping corresponding portion includes two shaping corresponding through cavities that set up in the location framed board, preservation box body shaping protruding run through and correspond through the shaping through cavities.
In the injection mold for the fresh-keeping box body, a board clamping part is arranged in the injection lower mold for the fresh-keeping box body, and the board clamping part is matched with the inner panel table in a clamping way.
In the above-mentioned preservation box body injection mold, the pallet clamping portion comprises two pallet bottom embedded seats arranged in the preservation box body injection lower mold, and the pallet bottom embedded seats are matched with the inner panel table in a clamping manner.
In the preservation box body injection mold, the injection molding split piece comprises an injection molding main board arranged above the preservation box body injection molding upper mold, and an injection molding main hole is formed in the injection molding main board.
In the injection mold for the fresh-keeping box body, an injection splitter plate is arranged between the injection molding main board and the injection molding upper mold for the fresh-keeping box body.
Compared with the prior art, the utility model has the advantages that:
1. in the injection molding process, the injection molding lower die of the fresh-keeping box body and the injection molding upper die of the fresh-keeping box body are mutually close to each other, so that the double-box-body synchronous molding assembly is opposite to the double-cavity synchronous molding part and is matched with the positioning frame part to form two complete cavities, molten materials are injected into the cavities through the injection molding dividing part, two fresh-keeping box body plastic parts can be synchronously molded, uneven materials and leakage of thick-wall products during injection molding can be avoided through the positioning frame part, the sealing performance and the uniformity are good, a plurality of plastic parts can be molded at one time, and the molding efficiency is high.
2. After the plastic part is molded, the ejection through holes are matched with the ejection rods, so that the molded plastic part can be ejected, and the structure is compact and reasonable.
Additional advantages, objects, and features of the utility model will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the utility model.
Drawings
Fig. 1 is a schematic structural view of the present utility model.
Fig. 2 is a schematic structural view of an injection molded manifold.
Fig. 3 is a schematic structural view of a dual cavity simultaneous molding.
Fig. 4 is a schematic structural view of the pallet clamping portion.
Fig. 5 is a schematic structural view of a dual cavity simultaneous molding.
Fig. 6 is a schematic view of the structure of the positioning frame plate.
In the figure: the fresh-keeping box body injection lower mould 1, the fresh-keeping box body injection upper mould 2, the double-box body synchronous forming assembly 3, the double-cavity synchronous forming piece 4, the positioning frame part 5, the injection molding dividing piece 6, the inner panel table 7, the fresh-keeping box body forming bulge 8, the ejection through hole 9, the fresh-keeping box body forming concave cavity 10, the positioning frame plate 11, the forming corresponding part 12, the forming corresponding through cavity 13, the pallet clamping part 14, the pallet bottom embedding seat 15, the injection molding main board 16, the injection molding main hole 17 and the injection molding dividing plate 18.
Detailed Description
The utility model is further described below with reference to the accompanying drawings.
As shown in fig. 1-6, a fresh-keeping box body injection mold comprises a fresh-keeping box body injection lower mold 1 and a fresh-keeping box body injection upper mold 2, wherein a double-box body synchronous molding assembly 3 is arranged on the fresh-keeping box body injection lower mold 1, a double-cavity synchronous molding part 4 is arranged in the fresh-keeping box body injection upper mold 2, the double-box body synchronous molding assembly 3 corresponds to the double-cavity synchronous molding part 4 in position and is matched with the double-cavity synchronous molding part in shape, a positioning frame part 5 is arranged between the fresh-keeping box body injection lower mold 1 and the fresh-keeping box body injection upper mold 2, the double-cavity synchronous molding part 4 penetrates through the positioning frame part 5, and an injection shunt part 6 is arranged above the fresh-keeping box body injection upper mold 2.
In this embodiment, in the injection molding process, lower mould 1 is moulded plastics with fresh-keeping box body and fresh-keeping box body mould plastics mould 2 and are close to each other for two box body synchronous forming subassembly 3 are just right with two chamber synchronous forming piece 4, and cooperation locating frame portion 5 forms two complete die cavities, and the molten material is poured into in the die cavity through moulding plastics reposition of redundant personnel spare 6, but two fresh-keeping box body moulded parts of synchronous forming can avoid thick wall product material inhomogeneous and take place to leak when moulding plastics through locating frame portion 5, and leakproofness and homogeneity are better, and a plurality of moulded parts of once-through shaping, and the shaping efficiency is high.
Referring to fig. 1-6, the dual box body synchronous molding assembly 3 comprises an embedded board platform 7 arranged on the lower injection molding die 1 of the fresh-keeping box body, wherein two fresh-keeping box body molding protrusions 8 symmetrical along the center line of the embedded board platform 7 are arranged on the embedded board platform 7, and the fresh-keeping box body molding protrusions 8 correspond to the dual cavity synchronous molding piece 4 in position and are matched with each other in shape.
Specifically speaking, embedded board platform 7 is used for fixed preservation box body shaping protruding 8, and at the in-process of moulding plastics, preservation box body shaping protruding 8 just faces with two chambeies synchronous shaping piece 4, forms two complete die cavities, and the molten material is poured into in the die cavity through moulding plastics reposition of redundant personnel piece 6, but two preservation box body shaping pieces of synchronous shaping, and shaping efficiency is high.
The inside of the box body forming bulge 8 is provided with an ejection through hole 9, and the ejection through hole 9 sequentially penetrates through the box body forming bulge 8 and the inner panel table 7.
In the embodiment, after the plastic part is molded, the ejection through hole 9 is matched with the ejection rod, so that the molded plastic part can be ejected after being opened, and the structure is compact and reasonable.
Referring to fig. 3 and 5, the dual-cavity synchronous molding member 4 includes two molding cavities 10 disposed in the upper injection mold 2 of the fresh-keeping box body, and the molding cavities 10 and the molding protrusions 8 are opposite to each other.
In this embodiment, the cavity 10 is used to assist in forming the top structure of the fresh box.
The positioning frame part 5 comprises a positioning frame plate 11 arranged between the preservation box body injection lower die 1 and the preservation box body injection upper die 2, a forming corresponding part 12 is arranged in the positioning frame plate 11, and the preservation box body forming protrusion 8 corresponds to the forming corresponding part 12 in position.
In this embodiment, the molding protrusion 8 of the fresh-keeping box body penetrates through the molding corresponding portion 12 in the positioning frame plate 11, so that uneven materials and leakage of thick-wall products during injection molding can be avoided, and the sealing performance and uniformity are good.
Referring to fig. 6, the forming corresponding portion 12 includes two forming corresponding through cavities 13 disposed in the positioning frame plate 11, and the box forming protrusion 8 of the fresh-keeping box body penetrates through the forming corresponding through cavities 13.
In this embodiment, the shaping of fresh-keeping box body shaping protruding 8 runs through the shaping in the location framed board 11 corresponds logical chamber 13, can avoid thick wall product material inhomogeneous and take place to leak when moulding plastics, and leakproofness and homogeneity are better.
The preservation box body injection lower die 1 is internally provided with a board clamping part 14, and the board clamping part 14 is matched with the inner panel table 7 in a clamping way.
In this embodiment, the board stand clamping portion 14 is used for performing clamping and matching on the inner panel stand 7, so that the clamping effect is good, the inner panel stand 7 is prevented from shaking during injection molding, and the stability is good.
Referring to fig. 1-2, the pallet clamping portion 14 includes two pallet bottom inserts 15 disposed in the injection lower mold 1 of the box portion, and the pallet bottom inserts 15 are matched with the inner panel 7 in a clamping manner.
In this embodiment, the board bottom inlays seat 15 and is used for carrying out joint cooperation to interior panel platform 7, and the joint effect is better, avoids interior panel platform 7 to take place to rock when moulding plastics, and stability is better.
Referring to fig. 1-3, the injection molding splitter 6 includes an injection molding main board 16 disposed above the upper mold 2 of the fresh-keeping box body, an injection molding main hole 17 is disposed in the injection molding main board 16, and an injection molding splitter 18 is disposed between the injection molding main board 16 and the upper mold 2 of the fresh-keeping box body.
In this embodiment, in the injection molding process, the molten material is injected through the injection molding main hole 17 in the injection molding main plate 16, and then is split by the injection molding splitter plate 18, and is synchronously injected into the two cavities.
The working principle of the utility model is as follows:
in the injection molding process, the lower injection molding die 1 of the fresh-keeping box body and the upper injection molding die 2 of the fresh-keeping box body are mutually close to each other, so that the fresh-keeping box body forming protrusion 8 is opposite to the fresh-keeping box body forming concave cavity 10, the fresh-keeping box body forming concave cavity 10 is used for assisting in forming the top structure of the fresh-keeping box body to form two complete cavities, the embedded plate table 7 is used for fixing the fresh-keeping box body forming protrusion 8, molten materials are injected through the injection molding main holes 17 in the injection molding main plate 16, then are split by the injection molding splitter plate 18, are synchronously injected into the two cavities, two fresh-keeping box body plastic parts can be synchronously formed, the fresh-keeping box body forming protrusion 8 penetrates through the corresponding through cavity 13 in the positioning frame plate 11, uneven materials and leakage of thick-wall products during injection molding can be avoided, the sealing property and uniformity are good, a plurality of plastic parts can be formed at one time, the molding efficiency is high,
after the plastic part is molded, the ejection through hole 9 is matched with the ejection rod, the molded plastic part can be ejected, the structure is compact and reasonable,
the embedded seat 15 at the bottom of the slab is used for carrying out clamping fit on the inner panel table 7, the clamping effect is good, the inner panel table 7 is prevented from shaking during injection molding, and the stability is good.
The specific embodiments described herein are offered by way of example only to illustrate the spirit of the utility model. Those skilled in the art may make various modifications or additions to the described embodiments or substitutions thereof without departing from the spirit of the utility model.
Although the terms of the lower box portion injection molding die 1, the upper box portion injection molding die 2, the dual box portion simultaneous molding assembly 3, the dual cavity simultaneous molding 4, the positioning frame portion 5, the injection molding split 6, the inner panel stage 7, the box portion molding protrusion 8, the ejection through hole 9, the box portion molding cavity 10, the positioning frame plate 11, the molding counterpart 12, the molding counterpart cavity 13, the stage clamping portion 14, the stage bottom insert 15, the injection molding main plate 16, the injection molding main hole 17, the injection molding split plate 18 are more used herein, the possibility of using other terms is not excluded. These terms are only used to more conveniently describe and explain the nature of the utility model and should be construed in a manner consistent with their spirit and scope.
Claims (10)
1. The utility model provides a preservation box body injection mold, includes preservation box body lower mould (1) and preservation box body injection mold upper die (2), its characterized in that, preservation box body injection mold lower die (1) on be equipped with two box body synchronous shaping subassembly (3), preservation box body injection mold upper die (2) in be equipped with two chamber synchronous shaping spare (4), two box body synchronous shaping subassembly (3) and the corresponding and shape adaptation in position of two chamber synchronous shaping spare (4), preservation box body injection mold lower die (1) and preservation box body injection mold upper die (2) between be equipped with location frame part (5), two chamber synchronous shaping spare (4) run through location frame part (5), preservation box body injection mold upper die (2) top be equipped with injection molding shunt (6).
2. The injection mold for the fresh-keeping box body according to claim 1, wherein the double-box-body synchronous molding assembly (3) comprises an embedded board table (7) arranged on the lower mold (1) for injection molding the fresh-keeping box body, two fresh-keeping box body molding bulges (8) symmetrical along the central line of the embedded board table (7) are arranged on the embedded board table (7), and the fresh-keeping box body molding bulges (8) correspond to the positions of the double-cavity synchronous molding pieces (4) and are matched with each other in shape.
3. The injection mold for the box portion of the fresh-keeping box portion according to claim 2, wherein the box portion forming protrusion (8) is provided with an ejection through hole (9), and the ejection through hole (9) penetrates through the box portion forming protrusion (8) and the inner panel (7) in sequence.
4. A fresh-keeping box body injection mould according to claim 3, wherein the double-cavity synchronous forming piece (4) comprises two fresh-keeping box body forming concave cavities (10) arranged in the fresh-keeping box body injection upper mould (2), and the fresh-keeping box body forming concave cavities (10) are opposite to the fresh-keeping box body forming protrusions (8).
5. The injection mold for the fresh-keeping box body according to claim 4, wherein the positioning frame part (5) comprises a positioning frame plate (11) arranged between the lower mold (1) for injection molding the fresh-keeping box body and the upper mold (2) for injection molding the fresh-keeping box body, the positioning frame plate (11) is internally provided with a molding corresponding part (12), and the molding protrusion (8) of the fresh-keeping box body corresponds to the molding corresponding part (12).
6. The injection mold for the fresh box body according to claim 5, wherein the molding corresponding portion (12) comprises two molding corresponding through cavities (13) arranged in the positioning frame plate (11), and the molding protrusion (8) of the fresh box body penetrates through the molding corresponding through cavities (13).
7. The injection mold of the box portion according to claim 6, wherein a board clamping portion (14) is provided in the lower mold (1), and the board clamping portion (14) is matched with the inner panel (7) in a clamping manner.
8. The injection mold for the box body of the fresh-keeping box according to claim 7, wherein the pallet clamping part (14) comprises two pallet bottom embedded seats (15) arranged in the injection lower mold (1) of the box body of the fresh-keeping box, and the pallet bottom embedded seats (15) are matched with the inner panel table (7) in a clamping way.
9. The injection mold for the fresh box body according to claim 8, wherein the injection splitter (6) comprises an injection main plate (16) arranged above the injection upper mold (2) of the fresh box body, and an injection main hole (17) is arranged in the injection main plate (16).
10. The injection mold for the fresh box body according to claim 9, wherein an injection splitter plate (18) is arranged between the injection main plate (16) and the upper injection mold (2) for the fresh box body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322372464.2U CN220700295U (en) | 2023-08-31 | 2023-08-31 | Injection mold for fresh-keeping box body |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322372464.2U CN220700295U (en) | 2023-08-31 | 2023-08-31 | Injection mold for fresh-keeping box body |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220700295U true CN220700295U (en) | 2024-04-02 |
Family
ID=90446134
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322372464.2U Active CN220700295U (en) | 2023-08-31 | 2023-08-31 | Injection mold for fresh-keeping box body |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220700295U (en) |
-
2023
- 2023-08-31 CN CN202322372464.2U patent/CN220700295U/en active Active
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