CN116214829A - Production method of encapsulated product and encapsulated product - Google Patents
Production method of encapsulated product and encapsulated product Download PDFInfo
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- CN116214829A CN116214829A CN202310314815.6A CN202310314815A CN116214829A CN 116214829 A CN116214829 A CN 116214829A CN 202310314815 A CN202310314815 A CN 202310314815A CN 116214829 A CN116214829 A CN 116214829A
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- embryonic
- silica gel
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- 238000004519 manufacturing process Methods 0.000 title abstract description 17
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 58
- 239000000741 silica gel Substances 0.000 claims description 58
- 229910002027 silica gel Inorganic materials 0.000 claims description 58
- 238000000034 method Methods 0.000 claims description 25
- 238000005520 cutting process Methods 0.000 claims description 22
- 239000000463 material Substances 0.000 claims description 20
- 239000007788 liquid Substances 0.000 claims description 18
- 239000007787 solid Substances 0.000 claims description 9
- 238000000465 moulding Methods 0.000 claims description 8
- 239000003973 paint Substances 0.000 claims description 4
- 239000011248 coating agent Substances 0.000 claims description 3
- 238000000576 coating method Methods 0.000 claims description 3
- 238000010438 heat treatment Methods 0.000 claims description 3
- 238000005507 spraying Methods 0.000 claims description 2
- 229920001296 polysiloxane Polymers 0.000 claims 5
- 238000001746 injection moulding Methods 0.000 abstract description 12
- 238000010073 coating (rubber) Methods 0.000 abstract description 11
- 230000000694 effects Effects 0.000 abstract description 8
- 239000000243 solution Substances 0.000 description 7
- 239000004922 lacquer Substances 0.000 description 6
- 229920001875 Ebonite Polymers 0.000 description 5
- 238000003754 machining Methods 0.000 description 5
- 230000005484 gravity Effects 0.000 description 2
- 238000010030 laminating Methods 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005538 encapsulation Methods 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 238000001802 infusion Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000003110 molding sand Substances 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
Images
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
- B29C45/14336—Coating a portion of the article, e.g. the edge of the article
-
- 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
- B29C33/00—Moulds or cores; Details thereof or accessories therefor
- B29C33/38—Moulds or cores; Details thereof or accessories therefor characterised by the material or the manufacturing process
- B29C33/3842—Manufacturing moulds, e.g. shaping the mould surface by machining
-
- 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
- B29C33/00—Moulds or cores; Details thereof or accessories therefor
- B29C33/38—Moulds or cores; Details thereof or accessories therefor characterised by the material or the manufacturing process
- B29C33/40—Plastics, e.g. foam or rubber
-
- 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
- B29C45/14688—Coating articles provided with a decoration
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
Abstract
The invention discloses a production method of an encapsulated product, which can be used for processing and obtaining a first component according to shape information of the first component; then, the first part is installed in the first cavity, the first die and the second die are connected, and a blank is injected into the cavity; and then, after waiting for the blank in the die cavity to cool, opening the die to obtain the encapsulated product. Because the first part is formed through processing, the second part is connected with the first part through injection molding and injection molding, the bubbles generated in the injection molding process of the rubber coating product can be reduced, the connection with the first part is realized in the injection molding process of the second part, and the first part and the second part can be tightly connected, so that the appearance effect of the rubber coating product is better, the structural strength is higher, and the yield of the rubber coating product is improved.
Description
Technical Field
The invention belongs to the technical field of production of encapsulated products, and particularly relates to a production method of an encapsulated product and the encapsulated product.
Background
The rubber coating product is a product formed by tightly connecting at least two parts, and the production method is generally adopted by mold injection, specifically, soft rubber coated hard rubber or hard rubber coated hard rubber is realized by a silica gel mold, so that the effect of perfectly approaching mass production double-color injection molding is achieved. In the actual operation process of the existing encapsulation, the hard rubber is coated with hard rubber to easily generate bubbles, so that the encapsulated product has poor appearance effect and higher repair rate. In another method, at least two parts are spliced together through a structure or an adhesive, and in the method, gaps exist between the two parts during splicing, so that the appearance effect of the product is poor.
In view of the above-mentioned problems of the related art, the present application proposes a method for producing an encapsulated product and an encapsulated product.
Disclosure of Invention
In order to solve the defects in the prior art, the invention provides a production method of an encapsulated product, wherein the first component is obtained by processing according to the shape information of the first component; then, the first part is installed in the first cavity, the first die and the second die are connected, and a blank is injected into the cavity; then, after waiting for the blank in the die cavity to cool, the die is opened to obtain the encapsulated product, and the encapsulated product produced by the method has better appearance effect and higher structural strength, and can reduce the reject ratio of the encapsulated product.
The technical effects to be achieved by the invention are realized by the following scheme:
the application provides a rubber coating product production method, is applied to rubber coating product, rubber coating product includes first part and second part, first part with the laminating of second part, first part with the colour and/or the material of second part are different, rubber coating product production method includes:
obtaining a mold assembly according to shape information of the first part and the second part;
the mold assembly comprises a first mold and a second mold, wherein the first mold is provided with a first cavity, the second mold is provided with a second cavity, the mold assembly is provided with a runner, the runner is communicated with the second cavity, when the first mold is connected with the second mold, the first cavity is connected with the second cavity to form a mold cavity, and the shape of the mold cavity is matched with that of the encapsulated product;
processing to obtain a first component according to the shape information of the first component;
installing the first part in the first cavity, connecting the first die with the second die, and injecting a blank into the cavity;
and after the blank in the die cavity is cooled, opening the die to obtain the encapsulated product.
Further, the obtaining a mold assembly according to the shape information of the first part and the second part includes:
processing to obtain a first sample according to the shape information of the first part, and processing to obtain a second sample according to the shape information of the second part;
the mold assembly is obtained using the first sample and the second sample.
Further, processing according to the shape information of the first component to obtain a first sample, and processing according to the shape information of the second component to obtain a second sample, including:
and obtaining the first sample by CNC processing according to the shape information of the first component, and obtaining the second sample by CNC processing according to the shape information of the second component.
Further, the obtaining the mold assembly using the first sample and the second sample includes:
connecting the first sample and the second sample to obtain a product sample;
coating the whole product sample by using a mould material to obtain a embryonic mould;
cutting the embryonic die along the connecting surface of the first sample and the second sample, or cutting the embryonic die along the parting surface of the embryonic die to obtain the first die and the second die;
and connecting the first die and the second die to obtain the die assembly.
Further, the mold material comprises silica gel, and the whole product sample is coated by the mold material to obtain a embryonic mold, which comprises:
firstly, covering a layer of silica gel with preset thickness on the bottom of the forming frame;
placing the whole product sample in the forming frame and above the silica gel layer with a preset thickness;
and filling the whole molding frame with the silica gel to obtain the embryonic die.
Further, the silica gel is liquid silica gel, and before the step of covering a layer of silica gel with a preset thickness at the bottom of the forming frame, the method comprises the following steps:
heating the solid silica gel to melt to obtain the liquid silica gel;
and vacuumizing the liquid silica gel.
Further, the silica gel is liquid silica gel, the whole product sample is placed in the forming frame and before the step of being located above the silica gel layer with a preset thickness, the method comprises the following steps:
and waiting for the liquid silica gel at the bottom of the forming frame to cool into solid silica gel.
Further, after the step of placing the entire product sample in the molding frame and above the silica gel layer with a predetermined thickness, the method further comprises:
measuring a measuring distance from one side of the forming frame to a connecting surface of the first sample and the second sample, wherein one side of the embryonic die connected with one side of the forming frame is a measuring side, and recording the measuring distance and the measuring side;
the cutting of the embryonic die along the connecting surface of the first sample and the second sample or the cutting of the embryonic die along the parting surface of the embryonic die to obtain the first die and the second die comprises the following steps:
obtaining a marking line on the embryonic die according to the measuring distance and the measuring side, wherein the marking line winds the embryonic die for one circle, and the distances from each point on the marking line to the forming frame are the same;
cutting the embryonic die along the marking lines of the first sample and the second sample, or cutting the embryonic die along the parting surface according to the marking lines to obtain the first die and the second die;
wherein the surface of the marking line is the connecting surface.
Further, after the step of opening the mold to obtain the encapsulated product after waiting for the blank in the mold cavity to cool, the method further comprises:
and sequentially spraying transparent paint and curing paint on the side surface of the second component, which is opposite to the first component.
The application provides an encapsulated product, encapsulated product includes first part and second part, first part with the laminating of second part, first part with the colour and/or the material of second part are different, its characterized in that, encapsulated product adopts the production method preparation of encapsulated product as described above any one.
The invention has the following advantages:
the invention relates to a production method of an encapsulated product, which can be used for processing and obtaining a first component according to shape information of the first component; then, the first part is installed in the first cavity, the first die and the second die are connected, and a blank is injected into the cavity; and then, after waiting for the blank in the die cavity to cool, opening the die to obtain the encapsulated product. Because the first part is formed through processing, the second part is connected with the first part through injection molding and injection molding, the bubbles generated in the injection molding process of the rubber coating product can be reduced, the connection with the first part is realized in the injection molding process of the second part, and the first part and the second part can be tightly connected, so that the appearance effect of the rubber coating product is better, the structural strength is higher, and the yield of the rubber coating product is improved.
Drawings
In order to more clearly illustrate the embodiments or prior art solutions of the present application, the drawings that are required for the description of the embodiments or prior art will be briefly described below, it being apparent that the drawings in the following description are only some of the embodiments described in the present application, and that other drawings may be obtained according to these drawings without inventive faculty for a person skilled in the art.
FIG. 1 is a flow chart of a method of producing an encapsulated product in accordance with one embodiment of the present invention;
FIG. 2 is a schematic illustration of the structure of an encapsulated product in accordance with one embodiment of the present invention;
FIG. 3 is a schematic illustration of the assembled structure of an encapsulated product in accordance with an embodiment of the present invention;
FIG. 4 is a schematic view of the structure of a first member in an embodiment of the present invention;
FIG. 5 is a schematic diagram of a mold assembly according to an embodiment of the invention.
Description of the drawings: 1. an encapsulated product; 11. a first component; 12. a second component; 2. a mold assembly; 21. a first mold; 211. a first cavity; 22. a second mold; 221. a second cavity; 23. a flow channel.
Detailed Description
For the purposes, technical solutions and advantages of the present application, the technical solutions of the present application will be clearly and completely described below with reference to specific embodiments and corresponding drawings. It will be apparent that the described embodiments are only some, but not all, of the embodiments of the present application. All other embodiments, which can be made by one of ordinary skill in the art without undue burden from the present disclosure, are within the scope of the present disclosure.
Non-limiting embodiments of the present invention are described in detail below with reference to the attached drawing figures.
Referring to fig. 1, the method is applied to an encapsulated product according to an embodiment of the present invention, and as shown in fig. 2-4, the encapsulated product 1 includes a first part 11 and a second part 12, where the first part 11 and the second part 12 are attached, and the color and/or material of the first part 11 and the second part 12 are different. In an example, the first part 11 is made of plastic material, the second part 12 is made of transparent epoxy resin material, the first part 11 is made of a main body, and has good hardness and plasticity, when the first part 11 is used, the outer surface of the first part 11 needs to be protected so that the surface is not easy to scratch, so that the second part 12 is connected with the first part 11, so that the second part 12 covers one surface of the first part 11, and the first part 11 is protected and is more attractive. In an embodiment, the first part 11 and the second part 12 are different in color, the first part 11 may be gray, and the second part 12 may be transparent. Illustratively, the encapsulated product may be an infusion pump.
As can be seen from the figures, the encapsulated product production method comprises steps S01, S02, S03, and S04.
Step S01: obtaining a mold assembly from shape information of the first part 11 and the second part 12;
as shown in fig. 5, the mold assembly 2 includes a first mold 21 and a second mold 22, the first mold 21 is provided with a first cavity 211, the second mold 22 is provided with a second cavity 221, and the mold assembly is provided with a runner 23, and the runner 23 is communicated with the second cavity 221, so that a liquid mold material enters the second cavity 221 from the runner. When the first mold 21 and the second mold 22 are connected, the first cavity 211 and the second cavity 221 are connected to form a cavity (not shown) with a shape adapted to the shape of the encapsulated product.
Step S02: processing the first component 11 according to the shape information of the first component 11;
step S03: the first part 11 is mounted in the first cavity 211 and the first 21 and second 22 molds are connected and the blank is injected into the cavity.
Step S04: after waiting for the blank in the mold cavity to cool, the mold is opened to obtain the encapsulated product 1.
Because the first component 11 is formed by processing, the second component 12 is connected with the first component 11 by injection molding, so that the air bubbles generated in the injection molding process of the encapsulated product 1 can be reduced, the second component 12 is connected with the first component 11 in the injection molding process, and the first component 11 and the second component 12 can be tightly connected, so that the encapsulated product 1 has better appearance effect and higher structural strength, and the yield of the encapsulated product 1 is improved.
In an embodiment, the second part 12 is transparent, and the surface of the first part 11, which is connected to the second part 12, is provided with a pattern which, on the one hand, enhances the appearance of the encapsulated product 1 and, on the other hand, increases the stability of the connection of the first part 11 and the second part 12, i.e. increases the adhesion of the second part 12 to the second part 12.
In some embodiments, step S01, obtaining the mold assembly 2 according to the shape information of the first part 11 and the second part 12, includes step S011, and step S012.
Step S011: processing to obtain a first sample according to the shape information of the first component 11, and processing to obtain a second sample according to the shape information of the second component 12;
step S012: the mould assembly 2 is obtained using the first and second samples.
The shape information of the first member 11 may be that the size of the first member 11 is measured, then the member to be processed is processed according to the size of the first member 11, and then the first sample is obtained, or the member to be processed may be processed while the size of the first member 11 is measured, and the first sample is obtained. Similarly, the shape information of the second member 12 may be that the dimension of the second member 12 is measured, then the member to be processed is processed according to the dimension of the second member 12, and then the second sample is obtained, or the member to be processed may be processed while the dimension of the second member 12 is measured, and then the second sample is obtained. The first sample and the second sample may be obtained by manually engraving or CNC machining.
In some embodiments, step S011, processing to obtain a first sample according to the shape information of the first component 11, and processing to obtain a second sample according to the shape information of the second component 12, includes step S011.
Step S011: the first sample is obtained by CNC machining based on the shape information of the first part 11, and the second sample is obtained by CNC machining based on the shape information of the second part 12.
CNC (Computer number control, computer numerical control) machining can obtain a first part 11 with small dimensional deviations from the first part 11 and a second part 12 with small dimensional deviations from the second part 12, and the machining speed is high.
In some embodiments, step S012, the obtaining the mold assembly 2 using the first sample and the second sample includes step S0121, step S0122, step S0123, and step S0124.
Step S0121: connecting the first sample and the second sample to obtain a product sample;
step S0122: coating the whole product sample by using a mould material to obtain a embryonic mould;
step S0123: cutting the embryonic die along the connecting surface of the first sample and the second sample, or cutting the embryonic die along the parting surface of the embryonic die to obtain the first die 21 and the second die 22;
step S0124: the first die 21 and the second die 22 are connected to obtain the die assembly 2.
The mold material includes liquefied metal, molding sand, and silica gel. And manufacturing a embryonic die according to the product sample obtained by connecting the first sample and the second sample, wherein the cavity in the embryonic die is the same as the encapsulated product 1 in shape and size. Cutting the embryonic die along the connecting surface of the first sample and the second sample, or cutting the embryonic die along the parting surface of the embryonic die, to obtain the first die 21 and the second die 22, wherein the first die 21 has a cavity which is consistent with the shape and the size of at least part of the first part 11, and the second die 22 has a cavity which is consistent with the shape and the size of at least part of the second part 12. The parting plane is a cutting plane of the embryonic die from which the first member 11 and the second member 12 are preferably demolded, and specifically can be determined according to the shapes of the first member 11 and the second member 12.
In some embodiments, the mold material comprises silica gel, step S0122, and the entire product sample is coated with the mold material to obtain a embryonic mold, including step S0123, step S0125, and step S01227.
Step S0123: firstly, covering a layer of silica gel with preset thickness on the bottom of the forming frame;
step S0125: placing the whole product sample in the forming frame and above the silica gel layer with a preset thickness;
step S01227: and filling the whole molding frame with the silica gel to obtain the embryonic die.
In order to provide a more regular shape after molding of the mold assembly 2, a molding frame is used to make the embryonic mold. The shaped frame is illustratively square, so that in a subsequent step, the measured distance of one side of the shaped frame to the connection face of the first and second sample is relatively easy to measure. Before the step of placing the whole product sample in the forming frame, a layer of silica gel with preset thickness is covered at the bottom of the forming frame, and then after the step of placing the whole product sample in the forming frame, the whole forming frame is filled with the silica gel, so that the whole product sample can be covered by the silica gel through the step of designing, and the cavity of the embryonic die is a sealed space.
In some embodiments, the silica gel is a liquid silica gel, and before the step of covering the bottom of the forming frame with a layer of the silica gel with a preset thickness, the method includes step S0121 and step S0122.
Step S0121: heating the solid silica gel to melt to obtain the liquid silica gel;
step S0122: and vacuumizing the liquid silica gel.
In order to make the inside of the formed embryonic die have no holes, before the embryonic die is made of silica gel, the liquid silica gel is vacuumized, so that the embryonic die which has no holes in the silica gel material is obtained, the stability of the structure of the embryonic die can be improved, and the shape and the size of a cavity inside the embryonic die are consistent with those of the encapsulated product 1.
In some embodiments, the silica gel is a liquid silica gel, and step S0125, placing the whole product sample in the molding frame and before being located above the silica gel layer with a preset thickness, includes:
step S01218: and waiting for the liquid silica gel at the bottom of the forming frame to cool into solid silica gel.
When the whole product sample is placed above the silica gel layer with the preset thickness, the product sample cannot move downwards due to gravity, and before the whole product sample is placed above the silica gel layer with the preset thickness, the liquid silica gel is firstly waited for cooling to be solid silica gel. The whole product sample is placed above the solid silica gel layer and can be supported by the solid silica gel layer, so that the product sample cannot move downwards due to gravity.
In some embodiments, step S0125, after placing the whole product sample in the molding frame and above the silica gel layer with a preset thickness, further includes:
step S0126: and measuring a measuring distance from one side of the forming frame to a connecting surface of the first sample and the second sample, wherein one side of the embryonic die connected with one side of the forming frame is a measuring side, and recording the measuring distance and the measuring side.
In order to cut the preform mold along the connection surface of the first sample and the second sample in the subsequent step, or cut the preform mold along the parting surface of the preform mold, the connection surface specific position may be measured on the molded preform mold.
Step S0123, cutting the embryonic die along the connection surface of the first sample and the second sample, or cutting the embryonic die along the parting surface of the embryonic die, to obtain the first die 21 and the second die 22, including:
step S01231: obtaining a marking line on the embryonic die according to the measuring distance and the measuring side, wherein the marking line winds the embryonic die for one circle, and the distances from each point on the marking line to the forming frame are the same;
step S01232: cutting the embryonic die along the marking lines of the first sample and the second sample, or obtaining the parting plane according to the marking lines, and cutting the embryonic die along the parting plane to obtain the first die 21 and the second die 22; the parting plane can be determined before cutting and the distance between the parting plane and the connecting plane is measured, and then the specific position of the parting plane can be obtained by using the distance between the connecting plane and the parting plane and the connecting plane.
Wherein the surface of the marking line is the connecting surface.
Before the whole product sample is coated by the silica gel, measuring the measuring distance from one side of the forming frame to the connecting surface of the first sample and the second sample, recording the measuring distance and the measuring side, and finding the position of the connecting surface in the outer surface of the embryonic die according to the measuring distance and the measuring side after the embryonic die is formed so as to cut the embryonic die, thereby taking out the first sample in the first die 21 and taking out the second sample in the second die 22.
In some embodiments, step S04: after waiting for the blank in the mold cavity to cool, the method further comprises a step S05 after opening the mold to obtain the encapsulated product 1.
Step S05: a transparent lacquer and a curing lacquer are sprayed in sequence on the side of the second part 12 facing away from the first part 11.
In order to preserve the appearance of the finished encapsulated product 1, the side of the second part 12 is prevented from being scratched during use, a transparent lacquer and a cured lacquer may be sprayed on the side of said second part 12 in sequence, which on the one hand prevents the side of the second part 12 from being scratched, and on the other hand the transparent lacquer and the cured lacquer may have a color to enhance the aesthetic appearance of the encapsulated product 1.
The invention also provides an encapsulated product, which comprises a first component and a second component, wherein the first component and the second component are attached, the colors and/or materials of the first component and the second component are different, the encapsulated product is manufactured by adopting the production method of the encapsulated product as described in any one of the above, the production method of the encapsulated product and the beneficial effects thereof are described in the above text one by one, and the description is omitted here.
Finally, it should be noted that the foregoing embodiments are merely for illustrating the technical solution of the embodiments of the present invention and are not intended to limit the embodiments of the present invention, and although the embodiments of the present invention have been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solution of the embodiments of the present invention may be modified or replaced with the same, and the modified or replaced technical solution may not deviate from the scope of the technical solution of the embodiments of the present invention.
Claims (10)
1. A method of producing an encapsulated product, the encapsulated product comprising a first part and a second part, the first part and the second part being bonded, the first part and the second part being different in color and/or material, the method comprising:
obtaining a mold assembly according to shape information of the first part and the second part;
the mold assembly comprises a first mold and a second mold, wherein the first mold is provided with a first cavity, the second mold is provided with a second cavity, the mold assembly is provided with a runner, the runner is communicated with the second cavity, when the first mold is connected with the second mold, the first cavity is connected with the second cavity to form a mold cavity, and the shape of the mold cavity is matched with that of the encapsulated product;
processing to obtain a first component according to the shape information of the first component;
installing the first part in the first cavity, connecting the first die with the second die, and injecting a blank into the cavity;
and after the blank in the die cavity is cooled, opening the die to obtain the encapsulated product.
2. The method of producing an encapsulated product as defined in claim 1, wherein said deriving a mold assembly from shape information of said first part and said second part comprises:
processing to obtain a first sample according to the shape information of the first part, and processing to obtain a second sample according to the shape information of the second part;
the mold assembly is obtained using the first sample and the second sample.
3. The method of producing an encapsulated product of claim 2 wherein processing a first sample based on shape information of said first part and processing a second sample based on shape information of said second part comprises:
and obtaining the first sample by CNC processing according to the shape information of the first component, and obtaining the second sample by CNC processing according to the shape information of the second component.
4. The method of producing an encapsulated product as defined in claim 2, wherein said deriving said mold assembly from said first sample and said second sample comprises:
connecting the first sample and the second sample to obtain a product sample;
coating the whole product sample by using a mould material to obtain a embryonic mould;
cutting the embryonic die along the connecting surface of the first sample and the second sample, or cutting the embryonic die along the parting surface of the embryonic die to obtain the first die and the second die;
and connecting the first die and the second die to obtain the die assembly.
5. The method of claim 4, wherein the mold material comprises silicone, and wherein the encapsulating the entire product sample with the mold material provides a embryonic mold comprising:
firstly, covering a layer of silica gel with preset thickness on the bottom of the forming frame;
placing the whole product sample in the forming frame and above the silica gel layer with a preset thickness;
and filling the whole molding frame with the silica gel to obtain the embryonic die.
6. The method of claim 5, wherein the silica gel is a liquid silica gel, and wherein prior to the step of covering the bottom of the forming frame with a predetermined thickness of the silica gel, the method comprises:
heating the solid silica gel to melt to obtain the liquid silica gel;
and vacuumizing the liquid silica gel.
7. The method of claim 6, wherein the silicone is a liquid silicone and the step of placing the entire product sample within the forming frame above the silicone layer of a predetermined thickness comprises:
and waiting for the liquid silica gel at the bottom of the forming frame to cool into solid silica gel.
8. The method of claim 5, wherein said step of placing the entire product sample within the forming frame above the predetermined thickness of the silicone layer further comprises:
measuring a measuring distance from one side of the forming frame to a connecting surface of the first sample and the second sample, wherein one side of the embryonic die connected with one side of the forming frame is a measuring side, and recording the measuring distance and the measuring side;
the cutting of the embryonic die along the connecting surface of the first sample and the second sample or the cutting of the embryonic die along the parting surface of the embryonic die to obtain the first die and the second die comprises the following steps:
obtaining a marking line on the embryonic die according to the measuring distance and the measuring side, wherein the marking line winds the embryonic die for one circle, and the distances from each point on the marking line to the forming frame are the same;
cutting the embryonic die along the marking lines of the first sample and the second sample, or cutting the embryonic die along the parting surface according to the marking lines to obtain the first die and the second die;
wherein the surface of the marking line is the connecting surface.
9. The method of claim 1, wherein after the step of opening the mold to obtain the encapsulated product after waiting for the blank in the mold cavity to cool, the method further comprises:
and sequentially spraying transparent paint and curing paint on the side surface of the second component, which is opposite to the first component.
10. An encapsulated product comprising a first part and a second part, wherein the first part and the second part are bonded, and the first part and the second part are different in color and/or material, wherein the encapsulated product is manufactured by the method of any one of claims 1-9.
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