CN101554819A - Inner mould transfer printing method and shell frame manufactured by same - Google Patents
Inner mould transfer printing method and shell frame manufactured by same Download PDFInfo
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- CN101554819A CN101554819A CNA2008100906985A CN200810090698A CN101554819A CN 101554819 A CN101554819 A CN 101554819A CN A2008100906985 A CNA2008100906985 A CN A2008100906985A CN 200810090698 A CN200810090698 A CN 200810090698A CN 101554819 A CN101554819 A CN 101554819A
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- housing
- opening
- transfer printing
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- inner mould
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Abstract
The invention relates to an inner mould transfer printing method and a shell frame manufactured by the same. The inner mould transfer printing method comprises the following steps: a molding material is poured into a mould from a pouring head, thereby a shell is formed, wherein the caliber of the pouring head is larger than or equal to 9mm; and then, a film is combined on the shell. The shell frame is manufactured by the inner mould transfer printing method, and the appearance of the shell frame has no seam. Compared with a shell frame which is manufactured by a traditional inner mould transfer printing technology and provided with a seam, the shell frame is more attractive. Furthermore, the inner mould transfer printing method can effectively reduce the cost and the time of the shell frame, thereby enhancing the competitive strength of products.
Description
Technical field
The relevant a kind of inner mould transfer printing method of the present invention, and particularly relevant a kind of inner mould transfer printing method that is applied to the housing framework.
Background technology
In recent years, (In-mold Rolling, application IMR) for example is the housing framework that is applied to make notebook computer more and more widely to inner mould transfer printing technology.Please refer to Fig. 1, it is depicted as the housing framework that utilizes the traditional inner mould transfer printing technology manufacturing and is arranged at schematic diagram in the notebook computer.The housing framework 110 that is arranged in the notebook computer 100 is positioned on the press button mechanism 130.
Housing framework 110 comprises a upper-part 111 and a lower member 113.Upper-part 111 and lower member 113 utilize the inner mould transfer printing technology manufacturing to form respectively.Afterwards, upper-part 111 is organized mutually with lower member 113 again and is established, and has the housing framework 110 of an opening 115 with formation.A plurality of buttons of press button mechanism 130 expose by opening 115.
Because housing framework 110 is established for 113 groups by upper-part 111 and lower member and is formed, and therefore, often has a seam 112 in the place that upper-part 111 engages with lower member 113.So, the outward appearance of housing framework 110 is quite not attractive in appearance.Moreover housing framework 110 need utilize twice in-mold transfer printing operation just can finish, and makes the manufacturing cost of housing framework 110 and time thereby correspondingly improve.
Summary of the invention
Propose a kind of inner mould transfer printing method according to the present invention, comprising: annotate cast gate by one and inject a moulding material in a mould, to form a housing, the bore of wherein annotating cast gate is more than or equal to being 9 millimeters; And in conjunction with a film on housing.
The present invention also proposes a kind of housing framework, is made by the following step: annotate cast gate by one and inject a moulding material in a mould, to form a housing, the bore of wherein annotating cast gate is more than or equal to 9 millimeters; And in conjunction with a film on housing.
Housing framework of the present invention uses above-mentioned inner mould transfer printing method to make, and its outward appearance does not have seam.Therefore, compare with the housing framework with seam that utilizes the traditional inner mould transfer printing technology manufacturing, housing framework of the present invention is comparatively attractive in appearance.In addition, because inner mould transfer printing method of the present invention can reduce the cost and the time of housing framework effectively, therefore, improved competitiveness of product.
Description of drawings
For foregoing of the present invention can be become apparent, below conjunction with figs. is elaborated to preferred embodiment of the present invention, wherein:
Figure 1 shows that the housing framework that utilizes the traditional inner mould transfer printing technology manufacturing is arranged at the schematic diagram in the notebook computer;
Fig. 2 A is depicted as housing framework according to a preferred embodiment of the present invention and is arranged at schematic diagram in the notebook computer;
Fig. 2 B is depicted as the exploded view of the housing framework among Fig. 2 A;
Figure 3 shows that flow chart in order to the inner mould transfer printing technology of the housing framework among the shop drawings 2B;
Figure 4 shows that and inject flowing material in the flow chart of the step of mould; And
Figure 5 shows that the profile of the housing framework of the hatching 5-5 ' in Fig. 2 A.
The specific embodiment
Please refer to Fig. 2 A, it is depicted as housing framework according to a preferred embodiment of the present invention and is arranged at schematic diagram in the notebook computer.In present embodiment, housing framework 210 for example is a keyboard framework that is used for notebook computer 200, and an output of housing framework 210 and notebook computer 200 goes into mechanism 230 and combine, and output is gone into mechanism 230 and for example constituted for a plurality of buttons 231.
Please be simultaneously with reference to Fig. 2 B, it is depicted as the exploded view of the housing framework among Fig. 2 A.Housing framework 210 comprises a basic unit 211 and a thin layer 213.Thin layer 213 is arranged in the basic unit 211.Basic unit 211 has at least one first opening 211a, and thin layer 213 has at least one second opening 213a.The second opening 213a combines in order to go into mechanism 230 with output corresponding to the first opening 211a.The first opening 211a and the second opening 213a for example are respectively a rectangular aperture with four circular arc end angles.
To be described further housing framework 210 below.(In-mold Rolling, IMR) technology is come integrally formed with an in-mold transfer printing with thin layer 213 in the basic unit 211 of housing framework 210.Please Figure 3 shows that flow chart simultaneously with reference to Fig. 2 B and Fig. 3 in order to the inner mould transfer printing technology of the housing framework among the shop drawings 2B.Inner mould transfer printing technology among Fig. 3 comprises the steps.
At first, in step 301, inject a flowing material, to form basic unit 211 in a mould.Basic unit 211 has the first opening 211a, and the first opening 211a that forms has circular arc end angle and preferably be one to have the rectangular aperture at four circular arc end angles.Step 301 comprises two steps (step 301a and step 301b) as shown in Figure 4.Please refer to Fig. 4, it is depicted as and injects flowing material in the flow chart of the step of mould.At first, in step 301a, flowing material is by a hot glue road, and the equal temperature state of hot glue road holding temperature.Keeping the equal temperature state of hot glue channel temp for example is to carry out in ± 2% mode with the temperature error percentage of controlling the hot glue road.Then, in step 301b, annotate cast gate by one and inject flowing material in mould, the bore of annotating cast gate is at least 9 millimeters (mm).So, finish step 301 among Fig. 3 to form basic unit 211.
Then, in step 303, form thin layer 213 in basic unit 211, and the temperature when forming thin layer 213 is 240 ℃～270 ℃.Thin layer 213 has the second opening 213a, and the second opening 213a that forms has circular arc end angle and preferably be one to have the rectangular aperture at four circular arc end angles.The second opening 213a is corresponding to the first opening 211a.Referring again to Fig. 5, it is depicted as the profile of the housing framework of the hatching 5-5 ' in Fig. 2 A.Thin layer 213 comprises a patterned layer 213c1 and a peel ply 213c2.Patterned layer 213c1 for example is the pattern that forms by printing ink or has color.
Then, in step 305, peel off peel ply 213c2, make patterned layer 213c1 be needed in the basic unit 211, to finish housing framework 210.
Generally speaking, when making the housing framework with inner mould transfer printing technology in the tradition, under known process conditions, the housing framework often may produce the fold or the defective of red ink.Especially, known opening 115 (as shown in Figure 1) has vertical and sharp-pointed end angle, produce when being easy to inject flowing material can't exhaust phenomenon, cause the fold defective to produce.In case when the thin layer in the housing framework had fold, thin layer was arranged at the position skew in the basic unit, and has wasted the material of thin layer or caused the housing framework not attractive in appearance.In addition, if in the housing framework when having the defective of red ink, the color of housing framework or pattern tend to fuzzy or concentrations.
Therefore, cooperate the process conditions of the inner mould transfer printing technology of present embodiment to come execution in step 301 and step 303, housing framework 210 does not have the fold or the defective of red ink, and housing framework 210 does not also have seam.In addition, the manufacturing time of housing framework 210 and cost also can reduce effectively.
The disclosed housing framework of the above embodiment of the present invention, its outward appearance does not have seam.Therefore, compare with the housing framework with seam that utilizes the traditional inner mould transfer printing technology manufacturing, the housing framework of present embodiment is comparatively attractive in appearance.In addition, because the inner mould transfer printing technology of present embodiment can reduce the cost and the time of housing framework effectively, therefore, improved competitiveness of product.
In sum, though the present invention with preferred embodiment exposure as above, yet it is not in order to limit the present invention.The persond having ordinary knowledge in the technical field of the present invention, without departing from the spirit and scope of the present invention, when making various changes that are equal to or replacement.Therefore, protection scope of the present invention is when looking being as the criterion that claims define.
Claims (12)
1. an inner mould transfer printing method is characterized in that, comprising:
By annotating cast gate injection moulding material in mould, to form housing, the bore of wherein said notes cast gate is more than or equal to 9 millimeters; And
Combination film is on described housing.
2. method according to claim 1 is characterized in that described housing has first opening, and described film has second opening, and described second opening is corresponding to described first opening.
3. method according to claim 1 is characterized in that, described moulding material is earlier by keeping the hot glue road of equal temperature state.
4. method according to claim 1 is characterized in that, is 240 ℃～270 ℃ in conjunction with the temperature of described film on described housing.
5. method according to claim 1 is characterized in that described film comprises peel ply and patterned layer, and when in conjunction with described film after on the described housing, also comprise step:
Peel off described peel ply, make described patterned layer be formed on the described housing.
6. a housing framework is characterized in that, is made by the following step:
By annotating cast gate injection moulding material in mould, to form housing, the bore of described notes cast gate is more than or equal to 9 millimeters; And
Combination film is on described housing.
7. housing framework according to claim 6 is characterized in that described housing has first opening, and described film has second opening, and described second opening is corresponding to described first opening.
8. housing framework according to claim 6 is characterized in that, described moulding material is earlier by keeping the hot glue road of equal temperature state.
9. housing framework according to claim 6 is characterized in that, is 240 ℃～270 ℃ in conjunction with the temperature of described film on described housing.
10. housing framework according to claim 6 is characterized in that described film comprises peel ply and patterned layer, and when in conjunction with described film after on the described housing, also comprise step:
Peel off described peel ply, make described patterned layer be formed on the described housing.
11. housing framework according to claim 6 is characterized in that, described first opening and described second opening respectively have circular arc end angle.
12. housing framework according to claim 6 is characterized in that, the keyboard framework that described housing framework is an electronic installation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2008100906985A CN101554819A (en) | 2008-04-08 | 2008-04-08 | Inner mould transfer printing method and shell frame manufactured by same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2008100906985A CN101554819A (en) | 2008-04-08 | 2008-04-08 | Inner mould transfer printing method and shell frame manufactured by same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101554819A true CN101554819A (en) | 2009-10-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2008100906985A Pending CN101554819A (en) | 2008-04-08 | 2008-04-08 | Inner mould transfer printing method and shell frame manufactured by same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101554819A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103507209A (en) * | 2012-06-20 | 2014-01-15 | 松下电器产业株式会社 | In-mold injection molding method and in-mold injection molding device |
| CN107887321A (en) * | 2017-11-20 | 2018-04-06 | 浙江工业大学 | A kind of microcosmic electronic device turns printing process |
| CN108422789A (en) * | 2018-03-13 | 2018-08-21 | 苏州市嘉创电子材料有限公司 | Gold stamping keyboard manufacture craft |
-
2008
- 2008-04-08 CN CNA2008100906985A patent/CN101554819A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103507209A (en) * | 2012-06-20 | 2014-01-15 | 松下电器产业株式会社 | In-mold injection molding method and in-mold injection molding device |
| CN103507209B (en) * | 2012-06-20 | 2015-10-07 | 松下电器产业株式会社 | In-mould injection manufacturing process and in-mould injection device |
| CN107887321A (en) * | 2017-11-20 | 2018-04-06 | 浙江工业大学 | A kind of microcosmic electronic device turns printing process |
| CN108422789A (en) * | 2018-03-13 | 2018-08-21 | 苏州市嘉创电子材料有限公司 | Gold stamping keyboard manufacture craft |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20091014 |