CN207290748U - Cover half core and forming light guide plate compression mould for forming light guide plate compression mould - Google Patents
Cover half core and forming light guide plate compression mould for forming light guide plate compression mould Download PDFInfo
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- CN207290748U CN207290748U CN201720976139.9U CN201720976139U CN207290748U CN 207290748 U CN207290748 U CN 207290748U CN 201720976139 U CN201720976139 U CN 201720976139U CN 207290748 U CN207290748 U CN 207290748U
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- light guide
- guide plate
- water channel
- forming light
- cover half
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- Molds, Cores, And Manufacturing Methods Thereof (AREA)
Abstract
The utility model discloses a kind of cover half core and forming light guide plate compression mould for forming light guide plate compression mould, wherein, cover half core includes core rod body, is arranged at the forming light guide plate chamber in the first face of core rod body, and it is arranged at the intrinsic temperature control water route of core rod, the spacing in the temperature control water route and the first face of core rod body is more than temperature control water route and the spacing of core rod second body surface, first face of core rod body deviates from moving-mould-core towards moving-mould-core, the second face.Cover half core provided by the utility model, so that injected colloid can be maintained at a temperature relatively steady state by temperature control water route, setting rate is reduced, improves flowing activity, light guide plate both ends molecular density is poor after reducing shaping, and then reduces the intensity difference at light guide plate both ends.
Description
Technical field
Light guide plate forming mould technical field is the utility model is related to, more particularly to one kind is used for forming light guide plate pressure
The cover half core and forming light guide plate compression mould of contracting mould.
Background technology
Traditional light guide plate forming mould is typically after cover half core and moving-mould-core spacing is fixed, to leading for cover half in-core
Tabula rasa is molded into cavity injection colloid, and light guide plate is formed after colloid sizing.But by injected colloid（It is semi-solid）Itself
Poor mobile performance so that away from sprue bushing（Injection molding machine injects the mould part that colloid initially enters）The guide-lighting plate portion of one end
Fractionated molecule distribution density is less than the other end, causes both ends intensity difference larger.
Therefore, the prior art has yet to be improved and developed.
Utility model content
In view of above-mentioned the deficiencies in the prior art, are used for forming light guide plate the purpose of this utility model is to provide one kind and compress
The cover half core and forming light guide plate compression mould of mould, it is intended to it is big to solve light guide plate both ends intensity difference after being molded in the prior art
The problem of.
The utility model technical scheme applied to solve the technical problem is as follows：
A kind of cover half core for forming light guide plate compression mould, wherein, including：Core rod body, be arranged at core rod body
The forming light guide plate chamber in the first face, and be arranged at the intrinsic temperature control water route of core rod, the temperature control water route and core rod body the
Spacing simultaneously is more than the spacing of temperature control water route and core rod second body surface, and first face of core rod body is towards moving-mould-core, and the
Two faces deviate from moving-mould-core.
In preferred solution, the cover half core for forming light guide plate compression mould, wherein, the temperature control water route connection
There are inlet channel and water outlet water channel, the inlet channel and water outlet water channel are all perpendicular to temperature control water route.
In preferred solution, the cover half core for forming light guide plate compression mould, wherein, the temperature control water route bag
Include：The first cross channel, first longitudinal direction water channel, the second cross channel, second longitudinal direction water channel, the 3rd horizontal stroke for setting gradually and connecting
To water channel, the 3rd longitudinal water channel and the 4th cross channel；Second cross channel, second longitudinal direction water channel and the 3rd cross channel
Immediately below forming light guide plate chamber.
In preferred solution, the cover half core for forming light guide plate compression mould, wherein, the first longitudinal direction water channel
Being extended has the first extension water channel, and the first extension water channel starting point is the connection of first longitudinal direction water channel and the first cross channel
Place.
In preferred solution, the cover half core for forming light guide plate compression mould, wherein, the second longitudinal direction water channel
Being extended has the second extension water channel, and the second extension water channel starting point is the connection of second longitudinal direction water channel and the second cross channel
Place.
In preferred solution, the cover half core for forming light guide plate compression mould, wherein, the described 3rd longitudinal water channel
Being extended has the 3rd extension water channel, and the 3rd extension water channel starting point is the connection of the 3rd longitudinal water channel and the 4th cross channel
Place.
In preferred solution, the cover half core for forming light guide plate compression mould, wherein, the first longitudinal direction water channel
And the first extension water channel, respectively with the 3rd longitudinal water channel and the 3rd extension water channel mirror symmetry.
In preferred solution, the cover half core for forming light guide plate compression mould, wherein, the first extension water
Road, the second extension water channel and the 3rd extension water channel are all set through core rod body, and all solid in the impenetrating mouth of core rod body
Surely there is sealing-plug.
A kind of forming light guide plate compression mould, wherein, including determine as described above for forming light guide plate compression mould
Core rod.
A kind of forming light guide plate compression mould, wherein, including two be used for forming light guide plate compression mould as described above
Cover half core, two cover half cores share a cast gate, and one of cover half core rotate clockwise 90 ° along cast gate axle center after with it is another
One cover half core overlaps.
Compared with prior art, a kind of cover half core for forming light guide plate compression mould provided by the utility model,
As a result of core rod body, the forming light guide plate chamber in the first face of core rod body is arranged at, and to be arranged at core rod intrinsic
Temperature control water route, the spacing in the first face of the temperature control water route and core rod body are more than between temperature control water route and core rod second body surface
Away from first face of core rod body deviates from moving-mould-core towards moving-mould-core, the second face.So that injected colloid can pass through temperature control water route
A temperature relatively steady state is maintained at, reduces setting rate, improves flowing activity, reduces light guide plate both ends point after shaping
Sub- density contrast, and then reduce the intensity difference at light guide plate both ends.
Brief description of the drawings
Fig. 1 is cover half core preferred embodiment the first visual angle provided by the utility model for forming light guide plate compression mould
Structure diagram.
Fig. 2 is cover half core preferred embodiment the second visual angle provided by the utility model for forming light guide plate compression mould
Structure diagram.
Embodiment
The utility model provides a kind of cover half core and forming light guide plate compression mould for forming light guide plate compression mould,
To make the purpose of this utility model, technical solution and advantage clearer, clear and definite, the embodiment that develops simultaneously referring to the drawings is to this reality
With new further description.It should be appreciated that specific embodiment described herein is only to explain the utility model, and
It is not used in restriction the utility model.
As shown in Figures 1 and 2, what the utility model preferred embodiment was provided is used for determining for forming light guide plate compression mould
Core rod（Hereinafter referred to as cover half core）, it includes：Core rod body, the forming light guide plate chamber for being arranged at the first face of core rod body, with
And be arranged at the intrinsic temperature control water route of core rod, the spacing in the temperature control water route and the first face of core rod body be more than temperature control water route with
The spacing of core rod second body surface, first face of core rod body deviate from moving-mould-core towards moving-mould-core, the second face.
Why temperature control water route is set away from forming light guide plate chamber, be to ensure that temperature control water can be by temperature control water route
Gradually diffusion temperature around, makes the temperature difference of whole forming light guide plate chamber everywhere reduce as far as possible, and if by it close to leading
Tabula rasa forming cavity, since the high temperature in temperature control water route influences, will cause the light guide plate end face after being molded to have similar to temperature control water route
Mark, causes product unavailable.
The temperature control water route is communicated with inlet channel and water outlet water channel, and the inlet channel and water outlet water channel are all perpendicular to control
Warm water road.Why inlet channel and water outlet water channel are so set, are that forming light guide plate compression mould connects water source for convenience.
In the specific implementation, the temperature control water route includes：The first cross channel 101, first for setting gradually and connecting is vertical
To water channel 201, the second cross channel 102, second longitudinal direction water channel 202, the 3rd cross channel 103, the 3rd longitudinal water channel 203 and the
Four cross channels 104；Second cross channel 102,202 and the 3rd cross channel 103 of second longitudinal direction water channel are located at light guide plate
Immediately below forming cavity.It is preferred that each water channel is in same horizontal line in the temperature control water route, to accelerate water velocity, temperature control is improved
Efficiency.
In the utility model further preferred embodiment, the first longitudinal direction water channel 201, which is extended, first
Extend water channel 301, the first extension water channel, 301 starting point is the connection of 201 and first cross channel 101 of first longitudinal direction water channel
Place.The utility model sets the first extension water channel 301, is to enable temperature control water to pass through the first extension water channel 301 control the
The temperature of one extension 301 perimeter die of water channel, so as to reduce the temperature difference of cover half core everywhere.
The same reason as above, the utility model is also provided with the second extension water channel 302 and the 3rd extension water channel 303.Tool
Body is：The second longitudinal direction water channel 202, which is extended, the second extension water channel 302, and second 302 starting point of extension water channel is the
The junction of two 202 and second cross channels 102 of longitudinal water channel.Described 3rd longitudinal water channel 203, which is extended, the 3rd extension
Water channel 303,303 starting point of the 3rd extension water channel are the junction of the 3rd 203 and the 4th cross channel 104 of longitudinal water channel.
The first longitudinal direction water channel 201 and first extends water channel 301, extends respectively with the 3rd longitudinal water channel 203 and the 3rd
303 mirror symmetry of water channel.It is to reduce control difficulty why two groups of water channels to be arranged to mirror symmetry, and raising control is accurate
Degree.
The first extension water channel 301, second extends the extension water channel 303 of water channel 302 and the 3rd and is all set through core rod body
Put, and sealing-plug is all fixed with the impenetrating mouth of core rod body.The setting one of sealing-plug is to reduce difficulty of processing（It is logical
The difficulty of processing in hole will be less than deep trouth, and machining accuracy is then higher than deep trouth）, second, in order to improve cleaning debris, reduce maintenance
Maintenance difficulties.
The utility model additionally provides a kind of forming light guide plate compression mould, its spy includes being used for light guide plate as described above
It is molded the cover half core of compression mould.
In addition to above-mentioned mould, the utility model additionally provides another forming light guide plate compression mould, it includes two
The cover half core as described above for being used for forming light guide plate compression mould, two cover half cores share a cast gate, and one of them is fixed
Core rod overlaps after rotating clockwise 90 ° along cast gate axle center with another cover half core.
It should be appreciated that the application of the utility model is not limited to above-mentioned citing, those of ordinary skill in the art are come
Say, can according to the above description be improved or converted, all these modifications and variations should all belong to the appended power of the utility model
The protection domain that profit requires.
Claims (10)
- A kind of 1. cover half core for forming light guide plate compression mould, it is characterised in that including：Core rod body, be arranged at core rod The forming light guide plate chamber in the first face of body, and the intrinsic temperature control water route of core rod is arranged at, the temperature control water route and core rod sheet The spacing in the first face of body is more than the spacing of temperature control water route and core rod second body surface, and first face of core rod body is towards dynamic model Core, the second face deviate from moving-mould-core.
- 2. the cover half core according to claim 1 for forming light guide plate compression mould, it is characterised in that the temperature control water Road is communicated with inlet channel and water outlet water channel, and the inlet channel and water outlet water channel are all perpendicular to temperature control water route.
- 3. the cover half core according to claim 1 for forming light guide plate compression mould, it is characterised in that the temperature control water Road includes：The first cross channel for setting gradually and connecting, first longitudinal direction water channel, the second cross channel, second longitudinal direction water channel, Three cross channels, the 3rd longitudinal water channel and the 4th cross channel；Second cross channel, second longitudinal direction water channel and the 3rd are laterally Water channel is located at immediately below forming light guide plate chamber.
- 4. the cover half core according to claim 3 for forming light guide plate compression mould, it is characterised in that described first is vertical The first extension water channel is extended to water channel, the first extension water channel starting point is first longitudinal direction water channel and the first cross channel Junction.
- 5. the cover half core according to claim 4 for forming light guide plate compression mould, it is characterised in that described second is vertical The second extension water channel is extended to water channel, the second extension water channel starting point is second longitudinal direction water channel and the second cross channel Junction.
- 6. the cover half core according to claim 5 for forming light guide plate compression mould, it is characterised in that the described 3rd is vertical The 3rd extension water channel is extended to water channel, the 3rd extension water channel starting point is the 3rd longitudinal water channel and the 4th cross channel Junction.
- 7. the cover half core according to claim 6 for forming light guide plate compression mould, it is characterised in that described first is vertical To water channel and the first extension water channel, extend water channel mirror symmetry with the 3rd longitudinal water channel and the 3rd respectively.
- 8. the cover half core according to claim 6 for forming light guide plate compression mould, it is characterised in that described first prolongs Water channel, the second extension water channel and the 3rd extension water channel is stretched all to set through core rod body, and in the impenetrating mouth of core rod body All it is fixed with sealing-plug.
- 9. a kind of forming light guide plate compression mould, it is characterised in that be used for including such as described in any item of the claim 1 to 8 The cover half core of forming light guide plate compression mould.
- 10. a kind of forming light guide plate compression mould, it is characterised in that such as described in any item of the claim 1 to 8 including two For the cover half core of forming light guide plate compression mould, two cover half cores share a cast gate, and one of cover half core is along cast gate Axle center overlaps after rotating clockwise 90 ° with another cover half core.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720976139.9U CN207290748U (en) | 2017-08-07 | 2017-08-07 | Cover half core and forming light guide plate compression mould for forming light guide plate compression mould |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720976139.9U CN207290748U (en) | 2017-08-07 | 2017-08-07 | Cover half core and forming light guide plate compression mould for forming light guide plate compression mould |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207290748U true CN207290748U (en) | 2018-05-01 |
Family
ID=62448558
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720976139.9U Active CN207290748U (en) | 2017-08-07 | 2017-08-07 | Cover half core and forming light guide plate compression mould for forming light guide plate compression mould |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207290748U (en) |
-
2017
- 2017-08-07 CN CN201720976139.9U patent/CN207290748U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
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Address after: 518104 Shajing Street, Baoan District, Shenzhen City, Guangdong Province, 1-8 Xinhe Lusha-North Yongfa Science Park, 16-23 (4th to 5th 1-4th floor, 8th 2nd floor, 16th 2nd floor) Patentee after: Shenzhen Antarctic optoelectronic Polytron Technologies Inc Address before: 518104 Shajing Street, Baoan District, Shenzhen City, Guangdong Province, 1-8 Xinhe Lusha-North Yongfa Science Park, 16-23 (4th to 5th 1-4th floor, 8th 2nd floor, 16th 2nd floor) Patentee before: Shenzhen Nanjiguang Electronic Technology Co., Ltd. |