CN114074399A - Insert molding structure and molding method - Google Patents
Insert molding structure and molding method Download PDFInfo
- Publication number
- CN114074399A CN114074399A CN202010849231.5A CN202010849231A CN114074399A CN 114074399 A CN114074399 A CN 114074399A CN 202010849231 A CN202010849231 A CN 202010849231A CN 114074399 A CN114074399 A CN 114074399A
- Authority
- CN
- China
- Prior art keywords
- insert
- outer ring
- ring material
- molding
- material belt
- 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.)
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/14—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor incorporating preformed parts or layers, e.g. injection moulding around inserts or for coating articles
- B29C45/14008—Inserting articles into the mould
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
- B29C49/071—Preforms or parisons characterised by their configuration, e.g. geometry, dimensions or physical properties
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B11/00—Making preforms
- B29B11/14—Making preforms characterised by structure or composition
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/14—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor incorporating preformed parts or layers, e.g. injection moulding around inserts or for coating articles
- B29C45/14065—Positioning or centering articles in the mould
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2949/00—Indexing scheme relating to blow-moulding
- B29C2949/07—Preforms or parisons characterised by their configuration
- B29C2949/0715—Preforms or parisons characterised by their configuration the preform having one end closed
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Physics & Mathematics (AREA)
- Geometry (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The invention relates to the technical field of injection molding, in particular to an insert molding structure and an insert molding method. The insert molding structure includes: the insert comprises an outer ring material belt and a plurality of metal pieces arranged on the outer ring material belt, and a positioning hole is formed in the insert; the injection mold is provided with a plurality of mold cavity injection molding plastic parts, the outer ring material belt of the insert is positioned on a male mold plate of the injection mold, the metal part is embedded in the mold cavity, a positioning column is arranged in the injection mold, and the positioning column penetrates through the positioning hole to be positioned on the insert. According to the insert molding structure and the molding method, a plurality of metal sheets can be placed at the same time each time, a plurality of products can be produced at one time, the production efficiency is greatly improved, the insert is positioned through the positioning column, and both a vertical molding machine and a horizontal molding machine can produce the insert without limitation.
Description
[ technical field ] A method for producing a semiconductor device
The invention relates to the technical field of injection molding, in particular to an insert molding structure and an insert molding method.
[ background of the invention ]
Insert Molding (Insert Molding) is a Molding process in which a predetermined heterogeneous Insert is placed in an injection mold, and then a resin is injected, and the molten resin material is combined with the Insert and solidified to form an integrated product.
In the production of a physical shielding switch product 20 such as a notebook computer camera, a plastic part 11 is injection molded after a metal part 10 is embedded, as shown in fig. 1 and 2, where fig. 1 is a schematic diagram of an insert molding structure in the prior art, and fig. 2 is a schematic diagram of a product after insert molding in the prior art. In the prior art, a single metal piece 10 is embedded, two cavities are produced in one mold in an injection mold 30, the shape of the metal piece 10 needing to be embedded is small, the efficiency of taking and placing the single metal piece 10 each time is slow, the positioning on the metal piece 10 is less, only a vertical molding machine can be used, and the horizontal molding machine is easy to mold, so that the limitation exists.
In view of the above, it is necessary to develop an insert molding structure to solve the above problems.
[ summary of the invention ]
Therefore, the invention aims to provide an insert molding structure and an insert molding method, which can be used for simultaneously placing a plurality of metal pieces, improve the production efficiency and enable a vertical molding machine and a horizontal molding machine to produce.
In order to achieve the purpose, the invention adopts the following technical scheme:
an insert molding structure comprising:
the insert comprises an outer ring material belt and a plurality of metal pieces arranged on the outer ring material belt, and a positioning hole is formed in the insert;
the injection mold is provided with a plurality of mold cavity injection molding plastic parts, the outer ring material belt of the insert is positioned on a male mold plate of the injection mold, the metal part is embedded in the mold cavity, a positioning column is arranged in the injection mold, and the positioning column penetrates through the positioning hole to be positioned on the insert.
Furthermore, four metal pieces are arranged on the outer ring material belt, and correspondingly, the injection mold is provided with four mold cavities.
Further, the inserts are stamping parts, and the locating holes are formed through stamping.
Furthermore, the positioning holes are formed in the outer ring material belt and/or the metal piece.
Furthermore, the outer ring material belt of the insert is provided with two first material belt edges arranged in parallel and a plurality of second material belt edges arranged in parallel, the second material belt edges are arranged between the two first material belt edges, and the metal piece is connected to the second material belt edges.
The invention also provides an insert molding method, which is applied to the insert molding structure, and the molding method comprises the following steps:
(1) providing an insert;
(2) placing an insert in an injection mold, wherein an outer ring material belt of the insert is positioned on a male template of the injection mold, the metal piece is embedded in a mold cavity, and the positioning column penetrates through a positioning hole to position the insert;
(3) closing the die, and injection molding a plastic part on the metal part;
(4) opening the die, and taking out the formed product and the outer ring material belt;
(5) and removing the outer ring material belt on the product to obtain the required product.
Further, in the step (5), the outer ring material belt on the product is removed through a punching mode.
Compared with the prior art, the insert molding structure and the molding method have the advantages that the plurality of metal sheets with the outer ring material belts are simultaneously placed in the injection mold, the plurality of metal sheets are embedded in the mold cavity, and the plastic part is injection molded, so that the plurality of metal sheets can be placed at the same time each time, a plurality of products can be produced at one time, the production efficiency is greatly improved, the insert is positioned through the positioning column, and both the vertical molding machine and the horizontal molding machine can produce the insert molding structure and the insert molding method without limitation.
[ description of the drawings ]
Fig. 1 is a schematic view showing an insert molding structure in the prior art.
Fig. 2 is a schematic diagram of an insert and a product in the prior art.
Fig. 3 is a schematic view of the insert molding structure of the present invention.
FIG. 4 is a schematic view of an insert in the insert molding structure of the present invention.
FIG. 5 is a schematic view illustrating an insert, a plastic part and a positioning post when the insert molding structure is molded according to the present invention.
FIG. 6 is a schematic view of the insert and the plastic part after the insert molding structure is molded.
Fig. 7 is a schematic view of a molded product of the insert molding structure of the present invention.
[ detailed description ] embodiments
For a further understanding of the objects, technical effects and technical means of the present invention, reference will now be made in detail to the following description taken in conjunction with the accompanying drawings.
Referring to fig. 3 and 5, fig. 3 is a schematic view illustrating an insert molding structure according to the present invention, and fig. 5 is a schematic view illustrating an insert, a plastic part and a positioning post when the insert molding structure is molded according to the present invention.
The invention provides an insert molding structure, which is used for producing a product 200 combining a metal piece 100 and a plastic piece 110 in the embodiment, namely, the metal piece 100 is placed into an injection mold in advance and then the plastic piece 110 is injection molded, wherein the product 200 can be a physical shielding switch of a notebook computer camera, and the insert molding structure comprises:
the insert 300 comprises an outer ring material belt 310 and a plurality of metal pieces 100 arranged on the outer ring material belt 310, wherein the insert 300 is provided with a positioning hole 320, specifically, the insert 300 is a stamping part, the positioning hole 320 is formed by stamping, and the metal pieces 100 can be iron pieces;
the injection mold comprises a plurality of mold cavities for injection molding of the plastic part 110, the outer ring material belt 310 of the insert 300 is located on a male mold plate 400 of the injection mold, the metal part 100 is embedded in the mold cavity, a positioning column 500 is arranged in the injection mold, the positioning column 500 is arranged in a positioning hole 320 in a penetrating manner to position the insert 300, as shown in fig. 3, in order to clearly see a schematic diagram during molding, only a schematic diagram of the male mold plate 400 of the injection mold is shown in fig. 3, and a schematic diagram of a female mold plate of the injection mold is not shown.
In a preferred embodiment, four metal pieces 100 are disposed on the outer ring material belt 310, and correspondingly, the injection mold has four mold cavities, that is, the injection mold is a one-mold four-cavity injection molding, and one-shot injection molding can simultaneously produce four products 200.
The positioning holes 320 are formed in the outer ring material belt 310 and/or the metal member 100, and preferably, the positioning holes 320 are formed in both the outer ring material belt 310 and the metal member 100, so that the inserts 300 can be positioned more stably and conveniently.
Referring to fig. 4, in a preferred embodiment, the outer ring material tape 310 of the insert 300 has two first material tape edges 330 disposed in parallel and a plurality of second material tape edges 340 disposed in parallel, the second material tape edges are disposed between the two first material tape edges 330, the metal member 100 is connected to the second material tape edges 340, specifically, four second material tape edges 340 are correspondingly disposed, the positioning holes 320 formed in the insert 300 can be disposed on the second material tape edges 340, and of course, in a preferred embodiment, only the second material tape edges 340 at two ends can be formed with the positioning holes 320, and the entire insert 300 can be positioned by the positioning posts 500.
The invention also provides an insert molding method, which is applied to the insert molding structure, and the molding method comprises the following steps:
(1) providing an insert 300, wherein the insert 300 comprises an outer ring material belt 310 and a plurality of metal pieces 100 arranged on the outer ring material belt 310, and a positioning hole 320 is formed in the insert 300;
(2) placing the insert 300 in an injection mold, wherein the injection mold has a plurality of mold cavities for injection molding of the plastic part 200, wherein the outer ring material strap 310 of the insert 300 is located on the male mold plate 400 of the injection mold, the metal part 100 is embedded in the mold cavities, and the positioning columns 500 are inserted into the positioning holes 320 for positioning the insert 300;
(3) closing the mold, and injection molding the plastic part 110 on the metal part 100;
(4) opening the mold, please refer to fig. 6, taking out the molded product 200 and the outer ring material belt 310;
(5) removing the outer ring material belt 310 on the product 200 to obtain the desired product 200, as shown in fig. 7, where the product 200 may be a physical shielding switch of a camera of a notebook computer.
In the step (5), the outer ring material tape 310 on the product 200 is removed by die cutting, which is not limited to this.
Compared with the prior art, the insert molding structure and the molding method of the invention replace the mode of taking and placing a single metal piece 10 in the prior art by simultaneously placing the plurality of metal pieces 100 with the outer ring material belt 310 into the injection mold, and the plurality of metal pieces 100 are embedded into the mold cavity to injection mold the plastic piece 110, so that a plurality of metal pieces 100 can be placed at the same time each time, a plurality of products 200 can be produced at one time, the production efficiency is greatly improved, and the insert 300 is positioned by the positioning column 320, so that the positioning is stable, the problem of compression molding is avoided, and both a vertical molding machine and a horizontal molding machine can produce without limitation.
The technical principles of the present invention have been described above in connection with specific embodiments, which are intended to explain the principles of the present invention and should not be construed as limiting the scope of the present invention in any way. Based on the explanations herein, those skilled in the art will be able to conceive of other embodiments of the present invention without inventive effort, which would fall within the scope of the present invention.
Claims (7)
1. An insert molding structure, comprising:
the insert comprises an outer ring material belt and a plurality of metal pieces arranged on the outer ring material belt, and a positioning hole is formed in the insert;
the injection mold is provided with a plurality of mold cavity injection molding plastic parts, the outer ring material belt of the insert is positioned on a male mold plate of the injection mold, the metal part is embedded in the mold cavity, a positioning column is arranged in the injection mold, and the positioning column penetrates through the positioning hole to be positioned on the insert.
2. The insert molding structure as claimed in claim 1, wherein the outer race band is provided with four pieces of metal, and the injection mold has four cavities correspondingly.
3. The insert-molding structure according to claim 1, wherein the insert is a stamped part, and the positioning hole is stamped.
4. The insert molding structure as claimed in claim 1, wherein the positioning hole is provided on the outer ring material belt and/or the metal member.
5. The insert-molding structure of claim 1, wherein the outer band of material of the insert has two parallel first band edges and a plurality of parallel second band edges, the second band edges being disposed between the two first band edges, and the metal member is connected to the second band edges.
6. An insert molding method which is applied to the insert molding structure according to any one of claims 1 to 5, the molding method comprising the steps of:
(1) providing an insert;
(2) placing an insert in an injection mold, wherein an outer ring material belt of the insert is positioned on a male template of the injection mold, the metal piece is embedded in a mold cavity, and the positioning column penetrates through a positioning hole to position the insert;
(3) closing the die, and injection molding a plastic part on the metal part;
(4) opening the die, and taking out the formed product and the outer ring material belt;
(5) and removing the outer ring material belt on the product to obtain the required product.
7. The insert molding method according to claim 6, wherein in the step (5), the outer-ring material tape on the product is removed by punching.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010849231.5A CN114074399A (en) | 2020-08-21 | 2020-08-21 | Insert molding structure and molding method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010849231.5A CN114074399A (en) | 2020-08-21 | 2020-08-21 | Insert molding structure and molding method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114074399A true CN114074399A (en) | 2022-02-22 |
Family
ID=80282296
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010849231.5A Pending CN114074399A (en) | 2020-08-21 | 2020-08-21 | Insert molding structure and molding method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114074399A (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101444962A (en) * | 2007-11-27 | 2009-06-03 | 林宜修 | Method for operating injection insert molding and auxiliary device thereof |
| CN105922501A (en) * | 2016-04-28 | 2016-09-07 | 维沃移动通信有限公司 | Injection molding insert and method for injection molding by using injection molding insert |
| CN111421748A (en) * | 2020-03-16 | 2020-07-17 | 深圳市高塑达电子有限公司 | Manufacturing method of camera support |
-
2020
- 2020-08-21 CN CN202010849231.5A patent/CN114074399A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101444962A (en) * | 2007-11-27 | 2009-06-03 | 林宜修 | Method for operating injection insert molding and auxiliary device thereof |
| CN105922501A (en) * | 2016-04-28 | 2016-09-07 | 维沃移动通信有限公司 | Injection molding insert and method for injection molding by using injection molding insert |
| CN111421748A (en) * | 2020-03-16 | 2020-07-17 | 深圳市高塑达电子有限公司 | Manufacturing method of camera support |
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