CN112537044A - Multicolor liquid silica gel glue dripping process with liquid silica gel outer wrapping and plastic shell inner wrapping - Google Patents
Multicolor liquid silica gel glue dripping process with liquid silica gel outer wrapping and plastic shell inner wrapping Download PDFInfo
- Publication number
- CN112537044A CN112537044A CN202011359434.2A CN202011359434A CN112537044A CN 112537044 A CN112537044 A CN 112537044A CN 202011359434 A CN202011359434 A CN 202011359434A CN 112537044 A CN112537044 A CN 112537044A
- Authority
- CN
- China
- Prior art keywords
- silica gel
- liquid silica
- die
- glue dripping
- upper die
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- 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
- B29C69/00—Combinations of shaping techniques not provided for in a single one of main groups B29C39/00 - B29C67/00, e.g. associations of moulding and joining techniques; Apparatus therefore
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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
- B29C37/00—Component parts, details, accessories or auxiliary operations, not covered by group B29C33/00 or B29C35/00
- B29C37/02—Deburring or deflashing
-
- 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
- B29C39/00—Shaping by casting, i.e. introducing the moulding material into a mould or between confining surfaces without significant moulding pressure; Apparatus therefor
- B29C39/02—Shaping by casting, i.e. introducing the moulding material into a mould or between confining surfaces without significant moulding pressure; Apparatus therefor for making articles of definite length, i.e. discrete articles
-
- 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
- B29C39/00—Shaping by casting, i.e. introducing the moulding material into a mould or between confining surfaces without significant moulding pressure; Apparatus therefor
- B29C39/22—Component parts, details or accessories; Auxiliary operations
- B29C39/26—Moulds or cores
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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
- B29C39/00—Shaping by casting, i.e. introducing the moulding material into a mould or between confining surfaces without significant moulding pressure; Apparatus therefor
- B29C39/22—Component parts, details or accessories; Auxiliary operations
- B29C39/38—Heating or cooling
-
- 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
- B29C39/00—Shaping by casting, i.e. introducing the moulding material into a mould or between confining surfaces without significant moulding pressure; Apparatus therefor
- B29C39/22—Component parts, details or accessories; Auxiliary operations
- B29C39/42—Casting under special conditions, e.g. vacuum
-
- 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
- B29C51/00—Shaping by thermoforming, i.e. shaping sheets or sheet like preforms after heating, e.g. shaping sheets in matched moulds or by deep-drawing; Apparatus therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2031/00—Other particular articles
- B29L2031/34—Electrical apparatus, e.g. sparking plugs or parts thereof
- B29L2031/3431—Telephones, Earphones
- B29L2031/3437—Cellular phones
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Casting Or Compression Moulding Of Plastics Or The Like (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
- Telephone Set Structure (AREA)
Abstract
The invention discloses a multicolor liquid silica gel glue dripping process for wrapping a liquid silica gel inner plastic shell, which comprises glue dripping operation, repairing operation, evacuating operation, mold baking forming operation, casing placing operation, pressing forming operation and demolding forming operation. The invention has the following beneficial effects: firstly, selecting an upper die corresponding to a needed cartoon shape, injecting multicolor liquid silica gel into the upper die, trimming or repairing the upper die, then extracting residual air in the upper die to avoid defective products, and putting the upper die with the multicolor liquid silica gel dripped into a die baking table for baking and forming; and then placing the plastic mobile phone shell, the solid silica gel or the liquid silica gel on a lower die in sequence, then putting the upper die and the lower die into a die press in a matched mode, starting the die press to perform pressing operation on the mobile phone shell, safely taking out the formed mobile phone shell from the die after the forming operation of the mobile phone shell is finished, cooling the taken-out upper die, and treating next multi-color liquid silica gel injection operation.
Description
Technical Field
The invention discloses a multicolor liquid silica gel dripping process for wrapping a liquid silica gel inner plastic shell, and belongs to the technical field of preparation of mobile phone shells.
Background
Smart phones can execute various application programs by using applications, and enable schedule management, provision of weather information, SNS, networks, and provision of multimedia functions such as video or audio, and thus are becoming necessities of life, and therefore, when a person carries a mobile phone on his body and uses it, most people can have a mobile phone case around the outside of the mobile phone in order to protect the mobile phone.
The mobile phone shells on the current market are mostly plastic shells, products are too hard, the mobile phone shells are not easy to assemble and take down after being sleeved with the mobile phone, some mobile phone shells made of pure silica gel are too soft, and therefore the mobile phone can not be well protected due to the fact that the mobile phone is easy to fall off.
Disclosure of Invention
The invention aims to solve the technical problems that in the prior art, most mobile phone shells are plastic shells, products are too hard, mobile phones are not easy to assemble and take down after being sleeved with the mobile phones, and some mobile phone shells are made of pure silica gel and too soft, so that the mobile phones are easy to fall off and cannot be well protected.
In order to achieve the purpose, the invention provides the following technical scheme: a multicolor liquid silica gel glue dripping process for wrapping a liquid silica gel inner plastic shell comprises glue dripping operation, repairing operation, evacuating operation, mold baking forming operation, machine shell placing operation, pressing forming operation and demolding forming operation.
Preferably, the glue dripping operation comprises glue dripping of an upper grinding tool, namely, different upper molds are selected according to different required cartoon shapes, multicolor liquid silica gel is injected into the upper molds, or solid silica gel can be melted into liquid silica gel and then injected into the upper molds, so that the corresponding 5D cartoon liquid silica gel shapes can be formed.
Preferably, the repairing operation includes trimming and glue repairing, the trimming is to overflow part of the liquid silica gel in the upper mold into the upper mold, and after drying, solid edge residues are formed, which may affect the viewing experience of the cartoon shape, so that it is required to clean the liquid silica gel along the edge of the upper mold core, and the glue repairing is to supplement the liquid silica gel into the upper mold core when the liquid silica gel in the upper mold core is not covered, so that the shape of the 5D cartoon liquid silica gel can be smoothly formed.
Preferably, the evacuation operation includes vacuum evacuation, that is, when the upper mold is used for processing and molding the shape of the 5D cartoon liquid silicone, air inside the upper mold core can be evacuated through evacuation equipment, so that the air inside the liquid silicone can be evacuated, and bubbles can be prevented from remaining inside the liquid silicone, thereby preventing the quality of the pattern of the shape of the 5D cartoon liquid silicone from being affected.
Preferably, the baking mold forming operation comprises liquid silica gel solidification, namely, the upper mold with the multicolor liquid silica gel dripped is placed into a baking mold table for baking, so that the 5D cartoon liquid silica gel in the upper mold core is solidified and formed, and the 5D cartoon pattern is formed.
As preferred, the operation is placed including placing of casing to the casing adopts the plastic cell-phone shell promptly to place the inside of cell-phone shell downwards on the bed die, later place solid-state silica gel and 5D cartoon pattern in proper order in the back of plastic cell-phone shell again.
Preferably, the press forming operation comprises press forming, wherein the press forming is to match an upper die and a lower die and place the upper die and the lower die into a molding press, so that the upper die and the lower die are close to each other and perform heating and extrusion operations, so that the back of the mobile phone shell is covered by the solid silica gel, and meanwhile, the 5D cartoon pattern is matched with the solid silica gel layer, so that the whole mobile phone shell is formed.
Preferably, the demolding operation includes a demolding operation and a cooling molding operation, the cooling molding operation is to open the molding press after the casing is integrally molded and to safely take out the casing from the mold, and the cooling molding operation is to cool the taken out upper mold and wait for the next multicolor liquid silica gel injection operation.
Compared with the prior art, the invention has the following beneficial effects: when the device is used, the upper die corresponding to the needed cartoon shape is selected, multicolor liquid silica gel is injected into the upper die, edge trimming or glue supplementing operation is carried out on the upper die, then residual air in the upper die is extracted, defective products are avoided, and the upper die with the multicolor liquid silica gel dripped is placed into a die baking table for baking and forming; and then placing the plastic mobile phone shell, the solid silica gel or the liquid silica gel on a lower die in sequence, then putting the upper die and the lower die into a die press in a matched mode, starting the die press to perform pressing operation on the mobile phone shell, safely taking out the formed mobile phone shell from the die after the forming operation of the mobile phone shell is finished, cooling the taken-out upper die, and treating next multi-color liquid silica gel injection operation.
Detailed Description
The technical solutions in the embodiments of the present invention are clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
A multicolor liquid silica gel glue dripping process for wrapping a liquid silica gel inner plastic shell comprises glue dripping operation, repairing operation, evacuating operation, mold baking forming operation, machine shell placing operation, pressing forming operation and demolding forming operation.
The glue dripping operation comprises glue dripping of an upper grinding tool, namely different upper molds are selected according to different required cartoon shapes, multicolor liquid silica gel is injected into the upper molds, solid silica gel can be melted into liquid silica gel and then injected into the upper molds, and therefore the corresponding 5D cartoon liquid silica gel shapes can be formed.
The repairing operation comprises trimming and glue supplementing, wherein the trimming is to overflow part of liquid silica gel in the upper die into the upper die, solid edge residues can be formed after drying, the viewing experience of the cartoon shape can be influenced, the liquid silica gel needs to be cleaned along the edge of the upper die core, and the glue supplementing is to supplement the liquid silica gel into the upper die core when the liquid silica gel in the upper die core is not covered, so that the shape of the 5D cartoon liquid silica gel can be smoothly formed.
Wherein, the operation of managing to find time includes that the vacuum is bled, is to go up the mould promptly when processing and shaping 5D cartoon liquid silica gel shape, can take out the inside air of mould core through managing to find time the equipment will go up the mould, and then makes the inside air of liquid silica gel can be taken out, avoids inside can remain the bubble to avoid influencing the pattern quality of 5D cartoon liquid silica gel shape.
The baking mold forming operation comprises liquid silica gel solidification, namely, an upper mold with the multicolor liquid silica gel dripped is placed into a baking mold table for baking, so that the 5D cartoon liquid silica gel in the upper mold core is solidified and formed, and a 5D cartoon pattern is formed.
Wherein, the operation is placed including placing of casing to the casing adopts the plastic cell-phone shell promptly to place the inside of cell-phone shell downwards on the bed die, later place solid-state silica gel and 5D cartoon pattern in proper order in the back of plastic cell-phone shell again.
The pressing forming operation comprises pressing forming, the pressing forming is to place the upper die and the lower die into the die press in a matched mode, the upper die and the lower die are close to each other and are heated and extruded, solid silica gel covers the back of the mobile phone shell, and meanwhile the 5D cartoon patterns can be matched with the solid silica gel layer, so that the whole shell is formed.
The demolding and forming operation comprises demolding operation and cooling forming, wherein the cooling forming is to open the mold press after the shell is integrally formed and safely take the shell out of the mold, and the cooling forming is to cool the taken out upper mold until next multicolor liquid silica gel injection operation.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. A multicolor liquid silica gel glue dripping process for wrapping a liquid silica gel inner plastic shell is characterized by comprising glue dripping operation, repairing operation, vacuumizing operation, mold baking forming operation, casing placing operation, pressing forming operation and demolding forming operation.
2. The multicolor liquid silica gel glue dripping process for wrapping a liquid silica gel inner plastic shell according to claim 1, which is characterized in that: the glue dripping operation comprises glue dripping of the upper grinding tool, namely different upper moulds are selected according to different required cartoon shapes, and multicolor liquid silica gel is injected into the upper moulds, so that the corresponding 5D cartoon liquid silica gel shapes can be formed.
3. The multicolor liquid silica gel glue dripping process for wrapping a liquid silica gel inner plastic shell according to claim 1, which is characterized in that: the repairing operation comprises trimming and glue supplementing, wherein the trimming is to overflow part of liquid silica gel in the upper die into the upper die, solid edge residues can be formed after the trimming is dried, the viewing experience of the cartoon shape can be influenced, the liquid silica gel is required to be cleaned along the edge of the upper die core, and the glue supplementing is to supplement the liquid silica gel into the upper die core when the liquid silica gel in the upper die core is not covered, so that the 5D cartoon liquid silica gel can be smoothly formed.
4. The multicolor liquid silica gel glue dripping process for wrapping a liquid silica gel inner plastic shell according to claim 1, which is characterized in that: the operation of managing to find time includes that the vacuum is bled, is to go up the mould promptly when processing and shaping 5D cartoon liquid silica gel shape, can take out the inside air of mould core through managing to find time the equipment, and then makes the inside air of liquid silica gel can be taken out, avoids inside can remain the bubble to avoid influencing the pattern quality of 5D cartoon liquid silica gel shape.
5. The multicolor liquid silica gel glue dripping process for wrapping a liquid silica gel inner plastic shell according to claim 1, which is characterized in that: the baking mold forming operation comprises liquid silica gel solidification, namely, an upper mold with the multicolor liquid silica gel dripped is placed into a baking mold table for baking, so that the 5D cartoon liquid silica gel in the upper mold core is solidified and formed, and a 5D cartoon pattern is formed.
6. The multicolor liquid silica gel glue dripping process for wrapping a liquid silica gel inner plastic shell according to claim 1, which is characterized in that: the operation is placed including placing of casing to the casing adopts the plastic cell-phone shell promptly to place the inside of cell-phone shell downwards on the bed die, later place solid-state silica gel and 5D cartoon pattern in proper order in the back of plastic cell-phone shell again.
7. The multicolor liquid silica gel glue dripping process for wrapping a liquid silica gel inner plastic shell according to claim 1, which is characterized in that: the press forming operation comprises press forming, the press forming is to place the upper die and the lower die into the die press in a matched mode, the upper die and the lower die are close to each other and are heated and extruded, solid silica gel covers the back of the mobile phone shell, and meanwhile, the 5D cartoon patterns can be matched with the solid silica gel layer, so that the whole shell is formed.
8. The multicolor liquid silica gel glue dripping process for wrapping a liquid silica gel inner plastic shell according to claim 1, which is characterized in that: the demolding and forming operation comprises demolding operation and cooling forming, wherein the cooling forming is to open the mold press after the shell is integrally formed and safely take the shell out of the mold, and the cooling forming is to cool the taken out upper mold and wait for next multicolor liquid silica gel injection operation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011359434.2A CN112537044A (en) | 2020-11-27 | 2020-11-27 | Multicolor liquid silica gel glue dripping process with liquid silica gel outer wrapping and plastic shell inner wrapping |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011359434.2A CN112537044A (en) | 2020-11-27 | 2020-11-27 | Multicolor liquid silica gel glue dripping process with liquid silica gel outer wrapping and plastic shell inner wrapping |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112537044A true CN112537044A (en) | 2021-03-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011359434.2A Pending CN112537044A (en) | 2020-11-27 | 2020-11-27 | Multicolor liquid silica gel glue dripping process with liquid silica gel outer wrapping and plastic shell inner wrapping |
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| CN (1) | CN112537044A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113801479A (en) * | 2021-09-16 | 2021-12-17 | 潮州市大新工艺厂有限公司 | Ceramic bottom glue dripping and manufacturing process |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110300205A (en) * | 2019-05-24 | 2019-10-01 | 深圳市杰美特科技股份有限公司 | A kind of pure transparent liquid silica gel mobile phone protective cover |
| CN110920085A (en) * | 2019-11-27 | 2020-03-27 | 厦门欧替埃电子工业有限公司 | Bonding forming process of plastic part and solid conductive silica gel |
-
2020
- 2020-11-27 CN CN202011359434.2A patent/CN112537044A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110300205A (en) * | 2019-05-24 | 2019-10-01 | 深圳市杰美特科技股份有限公司 | A kind of pure transparent liquid silica gel mobile phone protective cover |
| CN110920085A (en) * | 2019-11-27 | 2020-03-27 | 厦门欧替埃电子工业有限公司 | Bonding forming process of plastic part and solid conductive silica gel |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113801479A (en) * | 2021-09-16 | 2021-12-17 | 潮州市大新工艺厂有限公司 | Ceramic bottom glue dripping and manufacturing process |
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Application publication date: 20210323 |
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