CN203427268U - Plastic mold for inputting glue from pitched roof and plastic cover molded by same - Google Patents
Plastic mold for inputting glue from pitched roof and plastic cover molded by same Download PDFInfo
- Publication number
- CN203427268U CN203427268U CN201320366697.5U CN201320366697U CN203427268U CN 203427268 U CN203427268 U CN 203427268U CN 201320366697 U CN201320366697 U CN 201320366697U CN 203427268 U CN203427268 U CN 203427268U
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- China
- Prior art keywords
- glue
- oblique top
- plastic
- plastic cover
- stalking
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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.)
- Expired - Lifetime
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- 239000004033 plastic Substances 0.000 title claims abstract description 79
- 239000003292 glue Substances 0.000 title claims abstract description 63
- 239000000463 material Substances 0.000 claims abstract description 28
- 238000000465 moulding Methods 0.000 claims abstract description 11
- 229940112822 chewing gum Drugs 0.000 claims description 19
- 235000015218 chewing gum Nutrition 0.000 claims description 19
- 239000000843 powder Substances 0.000 abstract description 6
- 229910000831 Steel Inorganic materials 0.000 abstract description 4
- 239000010959 steel Substances 0.000 abstract description 4
- 238000006073 displacement reaction Methods 0.000 abstract description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 1
- 238000004519 manufacturing process Methods 0.000 description 5
- 238000004513 sizing Methods 0.000 description 5
- 238000001746 injection moulding Methods 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 2
- 238000007664 blowing Methods 0.000 description 2
- 230000009189 diving Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
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Abstract
The utility model discloses a plastic mold for inputting glue from a pitched roof and a plastic cover molded by the same. A rear mold of the plastic mold is provided with a pitched roof for forming a locking position, a latent pouring gate of the plastic mold stretches into the rear mold to be communicated to the inner wall of the pitched roof, and a glue inlet and the locking position of the product are arranged at the same side of the pitched roof; the molding is carried out by adopting a way that the glue is inputted from the pitched roof, when the plastic cover product is ejected, the oblique movement of the pitched roof can make the transverse displacement, the rubber powder produced by the friction between the glue and the steel material of a water gap can be avoided, and the flaw spot on the surface of a produce molded in the next step can be avoided; meanwhile, the glue also can be separated from the pitched roof along with the ejection of the pitched roof, so that the suction trace on the product surface caused by large suction force of a sucker also can be avoided, the forming time is unnecessary to prolong, and the yield of the mold also can be improved.
Description
Technical field
The utility model relates to mobile phone battery cover or larger plastic cover class part and the plastic mould field thereof of battery cover homalographic, in particular a kind ofly not only can plastic cover avoids surface to occur flower point and inhales trace but also can improve the stalking plastic structure of mould production capacity.
Background technology
At present, picture mobile phone battery cover or the larger plastic cover product of battery cover homalographic, what its plastic mould adopted conventionally is all the mode moulding from thimble stalking glue, as shown in Figure 1, Fig. 1 is that prior art is from the rear mold cutaway view of thimble stalking Jiao Zhususujiaogai, in the rear mold 110 of these plastic cement 100 plastic moulds, be provided with the running channel 111 of diving, under being tilted to, this latent running channel 111 gos deep into described rear mold 110, the upper end of described latent running channel 111 is connected with main running channel 102, and the lower end of described latent running channel 111 is connected with thimble 120 places.
But, this traditional from thimble stalking glue mode when plastic cover product is ejected, because the mouth of a river sizing material 101 at described thimble 120 places can rub with steel material, and then generation rubber powder, when upper once injection moulding, these rubber powders will form on the surface of plastic cover 100 colored point, and the rubber powder that remains in die surface by repeatedly blowing to remove of for this reason conventionally having to has reduced the production capacity of mould.
Secondly, shown in Fig. 2, Fig. 2 is that prior art is from the rear mold stereogram of thimble stalking Jiao Zhususujiaogai, because the cross section of described thimble 120 is circle or deltiod, be subject to arc surface or the width restriction of described thimble 120, glue-feeder 121 sizes of described plastic cover 100 generally can not surpass the thickness of its glue position, and the thickness of described main running channel 102 can surpass the glue position thickness of described plastic cover 100; Shown in Fig. 3, Fig. 3 be prior art from thimble stalking Jiao Zhususujiaogai at the front view ejecting under state, add described plastic cover 100 by described thimble 120 eject after its mouth of a river sizing material 101 places have back-off, suction when meeting increasing sucker is drawn described plastic cover 100, just easily on its surface, cause suction trace, the molding time of for this reason conventionally having to extend, has also reduced the production capacity of mould.
Therefore, prior art still haves much room for improvement and develops.
Utility model content
For solving the problems of the technologies described above, the utility model provides a kind of plastic mould from oblique top stalking glue, and the plastic cover surface injecting neither has Hua Dianyou and do not have suction trace, and production capacity is also high.
Meanwhile, the utility model also provides a kind of plastic cover injecting from oblique top stalking glue, and its surface neither has Hua Dianyou and do not have suction trace.
The technical solution of the utility model is as follows: a kind of plastic mould from oblique top stalking glue, in the rear mold of this plastic mould, be provided with oblique top, for the button bit on shaped article, wherein: the latent running channel of described plastic mould gos deep into its rear mold and is communicated on the inwall at described oblique top place, the glue-feeder of described product and described button bit are all positioned at the same side of described oblique top, for being separated with the glue chewing-gum material that enters sticking in this oblique top when described oblique top is deviate from described button bit.
The described plastic mould from oblique top stalking glue, wherein: on described oblique top sidewall, enter glue chewing-gum material back-off shape, described in enter on glue chewing-gum material glue position thickness with described product connection and be less than this and enter on glue chewing-gum material the glue position thickness with described latent running channel connection.
The described plastic mould from oblique top stalking glue, wherein: the wedge sprue under described latent running channel is set to be tilted to, and the bore that enters glue chewing-gum material connection with described oblique top place on described sprue is less than on this sprue the bore with main running channel connection.
A kind of plastic cover injecting from oblique top stalking glue, on the inside edge of plastic cover, be provided with the button bit of assembling use, wherein: this plastic cover is by the plastic mould moulding from oblique top stalking glue described in above-mentioned middle any one, described button bit is by the oblique top moulding of this plastic mould, and the glue-feeder of described plastic cover and described button bit are all positioned at the same side of described oblique top.
The described plastic cover injecting from oblique top stalking glue, wherein: the battery cover that described plastic cover is mobile phone.
The described plastic cover injecting from oblique top stalking glue, wherein: the back cover that described plastic cover is mobile phone.
A kind of plastic mould from oblique top stalking glue provided by the utility model and the plastic cover injecting thereof, owing to having adopted the mode from oblique top stalking glue, carry out injection moulding, when plastic cover product is ejected, the oblique movement of oblique top can produce certain lateral displacement, avoided thus producing rubber powder because friction occurs for mouth of a river sizing material and steel material, thereby need not by air blowing, remove these rubber powders again, avoid the product surface next time injecting to occur flower point; Simultaneously along with the ejecting of oblique top, the sizing material at place, the mouth of a river also can produce separatedly with oblique top, has also avoided thus at product surface, leaving suction trace because sucker strengthens absorption dynamics, and then needn't extend molding time, has also improved the production capacity of mould.
Accompanying drawing explanation
Fig. 1 is that prior art is from the rear mold cutaway view of thimble stalking Jiao Zhususujiaogai.
Fig. 2 is that prior art is from the rear mold stereogram of thimble stalking Jiao Zhususujiaogai.
Fig. 3 is that the plastic cover that injects from thimble stalking glue of prior art is at the front view ejecting under state.
Fig. 4 is that the utility model is from the rear mold cutaway view of oblique top stalking Jiao Zhususujiaogai.
Fig. 5 is that the utility model is from the rear mold stereogram of oblique top stalking Jiao Zhususujiaogai.
Fig. 6 is that the plastic cover that injects from oblique top stalking glue of the utility model is at the front view ejecting under state.
The specific embodiment
Below with reference to accompanying drawing, the specific embodiment of the present utility model and embodiment are described in detail, described specific embodiment only, in order to explain the utility model, is not intended to limit the specific embodiment of the present utility model.
As shown in Figure 4, Fig. 4 is that the utility model is from the rear mold cutaway view of oblique top stalking Jiao Zhususujiaogai, in the rear mold 210 of these plastic cover 200 plastic moulds, be provided with equally the running channel 211 of diving, under being also tilted to, this latent running channel 211 gos deep into described rear mold 210, the upper end of described latent running channel 211 is connected with main running channel 202, and the lower end of described latent running channel 211 is connected with oblique top 220 places.
Shown in Fig. 5, Fig. 5 is that the utility model is from the rear mold stereogram of oblique top stalking Jiao Zhususujiaogai, as being all provided with the button bit 223 of assembling use on mobile phone battery cover or the larger plastic cover class part of battery cover homalographic, these button bits 223 are mostly positioned on the inside edge of plastic cover 200, and by described oblique top 220 moulding; That is to say, improvement of the present utility model is just, the latent running channel 211 of described plastic mould gos deep into its rear mold 210, and be connected with the inwall at described oblique top 220 places, and the same side that the glue-feeder 221 of described plastic cover 200 and described button bit 223 are all positioned at described oblique top 220, for being separated with the glue chewing-gum material 201 that enters sticking in this oblique top 220 when described oblique top 220 is deviate from described button bit 223.
This glue-feeder by original thimble place is changed to oblique top place, namely traditional mode from thimble stalking glue is made into from oblique top stalking glue mode, because only having longitudinally, the direction that thimble ejects moves, and identical with the direction of front and back die sinking, and existing the movement longitudinally of the direction of lifter ejection has horizontal movement, utilize thus the oblique movement of oblique top to prevent that mouth of a river sizing material and steel material from rubbing, and then avoided on plastic cover surface, forming flower point when upper once injection moulding, make to be separated into glue chewing-gum material and oblique top simultaneously, and then also avoided on plastic cover, leaving suction trace because sucker strengthens absorption dynamics.
Further, the glue chewing-gum material 201 that enters on described oblique top 220 sidewalls can back-off shape, the described glue position thickness entering on glue chewing-gum material 201 with described plastic cover 200 connections is less than this and enters on glue chewing-gum material 201 the glue position thickness with described latent running channel 211 connections, because described oblique top 220 can be when ejecting with described in enter glue chewing-gum material 201 and be separated, so the entering glue chewing-gum material 201 and can improve injection pressure of back-off shape.
And, wedge sprue under described latent running channel 211 can be set to be tilted to, and the bore that enters glue chewing-gum material 201 connections with described oblique top 220 places on described sprue is less than on this sprue the bore with main running channel 202 connections, is beneficial to the smooth depanning of described latent running channel 211.
And glue is entered at 220 places by described oblique top, the shape of described glue-feeder 221 and size also can not be subject to the restriction of described oblique top 220, can more reasonably design into plastic structure, to shorten molding time.
Shown in Fig. 6, Fig. 6 is that the plastic cover that injects from oblique top stalking glue of the utility model is at the front view ejecting under state, while being ejected by described oblique top 220 due to described plastic cover 200, the oblique movement of described oblique top 220 makes it and enters glue chewing-gum material 201 to be separated, suction when no longer needing thus to strengthen sucker and drawing described plastic cover 200, is just not easy to cause suction trace on its surface.
Based on the above-mentioned plastic mould from oblique top stalking glue, the utility model has also proposed a kind of plastic cover injecting from oblique top stalking glue, this plastic cover can be by the plastic mould moulding from oblique top stalking glue described in above-mentioned middle any one, to overcome plastic cover surface, there is flower point and inhale trace, being specially adapted to produce back cover or the battery cover of mobile phone.
Should be understood that; the foregoing is only preferred embodiment of the present utility model; be not sufficient to limit the technical solution of the utility model; for those of ordinary skills; within spirit of the present utility model and principle; can be increased and decreased according to the above description, replaced, converted or be improved, and all these increases and decreases, replace, conversion or improve after technical scheme, all should belong to the protection domain of the utility model claims.
Claims (6)
1. the plastic mould from oblique top stalking glue, in the rear mold of this plastic mould, be provided with oblique top, for the button bit on shaped article, it is characterized in that: the latent running channel of described plastic mould gos deep into its rear mold and is communicated on the inwall at described oblique top place, the glue-feeder of described product and described button bit are all positioned at the same side of described oblique top, for being separated with the glue chewing-gum material that enters sticking in this oblique top when described oblique top is deviate from described button bit.
2. the plastic mould from oblique top stalking glue according to claim 1, it is characterized in that: on described oblique top sidewall, enter glue chewing-gum material back-off shape, described in enter on glue chewing-gum material glue position thickness with described product connection and be less than this and enter on glue chewing-gum material the glue position thickness with described latent running channel connection.
3. the plastic mould from oblique top stalking glue according to claim 1, it is characterized in that: the wedge sprue under described latent running channel is set to be tilted to, and the bore that enters glue chewing-gum material connection with described oblique top place on described sprue is less than on this sprue the bore with main running channel connection.
4. the plastic cover injecting from oblique top stalking glue, on the inside edge of plastic cover, be provided with the button bit of assembling use, it is characterized in that: this plastic cover is by the plastic mould moulding from oblique top stalking glue described in any one in claims 1 to 3, described button bit is by the oblique top moulding of this plastic mould, and the glue-feeder of described plastic cover and described button bit are all positioned at the same side of described oblique top.
5. the plastic cover injecting from oblique top stalking glue according to claim 4, is characterized in that: the battery cover that described plastic cover is mobile phone.
6. the plastic cover injecting from oblique top stalking glue according to claim 4, is characterized in that: the back cover that described plastic cover is mobile phone.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320366697.5U CN203427268U (en) | 2013-06-25 | 2013-06-25 | Plastic mold for inputting glue from pitched roof and plastic cover molded by same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320366697.5U CN203427268U (en) | 2013-06-25 | 2013-06-25 | Plastic mold for inputting glue from pitched roof and plastic cover molded by same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203427268U true CN203427268U (en) | 2014-02-12 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320366697.5U Expired - Lifetime CN203427268U (en) | 2013-06-25 | 2013-06-25 | Plastic mold for inputting glue from pitched roof and plastic cover molded by same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203427268U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105881828A (en) * | 2015-01-08 | 2016-08-24 | 宁波米勒模具制造有限公司 | Pitched roof shunt mechanism |
| CN106799817A (en) * | 2017-01-16 | 2017-06-06 | 佛山市顺德区百年科技有限公司 | Enter plastic structure and there is the mould into plastic structure |
| CN110126212A (en) * | 2019-06-28 | 2019-08-16 | 宇龙计算机通信科技(深圳)有限公司 | Injection mold |
-
2013
- 2013-06-25 CN CN201320366697.5U patent/CN203427268U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105881828A (en) * | 2015-01-08 | 2016-08-24 | 宁波米勒模具制造有限公司 | Pitched roof shunt mechanism |
| CN106799817A (en) * | 2017-01-16 | 2017-06-06 | 佛山市顺德区百年科技有限公司 | Enter plastic structure and there is the mould into plastic structure |
| CN110126212A (en) * | 2019-06-28 | 2019-08-16 | 宇龙计算机通信科技(深圳)有限公司 | Injection mold |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: DONGGUAN CHITWING TECHNOLOGY CO., LTD. Free format text: FORMER NAME: JIERONG MOLD INDUSTRY (DONGGUAN) CO.,LTD. |
|
| CP01 | Change in the name or title of a patent holder |
Address after: 523860 Xin'an Industrial Park, Changan Town, Dongguan, Guangdong Patentee after: CHITWING (DONGGUAN) TECHNOLOGY Co.,Ltd. Address before: 523860 Xin'an Industrial Park, Changan Town, Dongguan, Guangdong Patentee before: Chitwing Mould Industry (Dongguan) Co.,Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140212 |