The content of the invention
In view of above-mentioned the deficiencies in the prior art, it is an object of the invention to provide a kind of light guide plate compression mold and lead
Tabula rasa compression-molding method, it is intended to solve prior art.
The technical proposal for solving the technical problem of the invention is as follows:
A kind of light guide plate compression mold, including compression mechanism spring installing plate and ejecting mechanism installing plate;Wherein, also wrap
Include:Dynamic model side flat board, dynamic model side slotted-plate, cover half side slotted-plate and the cover half side flat board set gradually, dynamic model side flat board
It is connected to compression mechanism spring installing plate and deviates from ejecting mechanism installing plate side;Offer and be used in the middle part of the slotted-plate of the dynamic model side
The first accepting groove of moving-mould-core is accommodated, dynamic model side flat board is fixed on and deviates from the compression mechanism spring installing plate side;Institute
State cover half side slotted-plate and offer the second accepting groove for accommodating cover half core, positioned at dynamic model side slotted-plate away from described dynamic
Mould side flat board side;Cover half side flat board is fixed on cover half side slotted-plate away from dynamic model side slotted-plate one side;
Moving-mould-core is contained in first accepting groove, cover half core is contained in second accepting groove, the cover half core includes:
Core rod body, the forming light guide plate chamber for being arranged at the face of core rod body first, and it is arranged at the intrinsic temperature control water route of core rod, institute
The spacing for stating temperature control water route and the face of core rod body first is more than temperature control water route and the spacing of core rod second body surface, the core rod sheet
The face of body first deviates from moving-mould-core towards moving-mould-core, the second face;
Sprue bushing temperature adjustment water route is provided with the slotted-plate of the cover half side, the sprue bushing temperature adjustment water route includes:Set gradually and connect
Sprue bushing inlet channel, the cross channel of sprue bushing first, sprue bushing first longitudinal direction water channel, sprue bushing around water channel, sprue bushing second longitudinal direction water
Road, the cross channel of sprue bushing second and sprue bushing water outlet water channel, the sprue bushing are surrounded on sprue bushing surrounding around water channel, are longitudinally propped up by sprue bushing
Road, sprue bushing transverse direction by-path, sprue bushing laterally prolong runner and sprue bushing and longitudinally prolong runner composition;
Thimble temperature adjustment water route is provided with the slotted-plate of the dynamic model side, the thimble temperature adjustment water route includes:Set gradually and connect
Thimble inlet channel, the cross channel of thimble first, thimble first longitudinal direction water channel, thimble around water channel, thimble second longitudinal direction water
Road, the cross channel of thimble second and thimble water outlet water channel, the thimble are surrounded on thimble surrounding around water channel, are longitudinally propped up by thimble
Road, thimble transverse direction by-path, thimble laterally prolong runner and thimble and longitudinally prolong runner composition.
Described light guide plate compression mold, wherein, the temperature control water route is communicated with inlet channel and water outlet water channel, institute
State inlet channel and water outlet water channel all includes perpendicular to temperature control water route, the temperature control water route:First for setting gradually and connecting is horizontal
To water channel, first longitudinal direction water channel, the second cross channel, second longitudinal direction water channel, the 3rd cross channel, the 3rd longitudinal water channel and the 4th
Cross channel;Second cross channel, second longitudinal direction water channel and the 3rd cross channel are located at immediately below forming light guide plate chamber.
Described light guide plate compression mold, wherein, the first longitudinal direction water channel, which is extended, the first extension water channel,
The first extension water channel starting point is the junction of first longitudinal direction water channel and the first cross channel;The second longitudinal direction water channel extension
The second extension water channel is provided with, the second extension water channel starting point is the junction of second longitudinal direction water channel and the second cross channel;
3rd longitudinal water channel, which is extended, the 3rd extension water channel, and the 3rd extension water channel starting point is the 3rd longitudinal water channel and the
The junction of four cross channels.
Described light guide plate compression mold, wherein, the first longitudinal direction water channel and the first extension water channel, respectively with the
Three longitudinal water channels and the 3rd extension water channel specular.
Described light guide plate compression mold, wherein, the first extension water channel, the second extension water channel and the 3rd extension
Water channel is all set through core rod body, and is all fixed with sealing-plug in the impenetrating mouth of core rod body.
Described light guide plate compression mold, wherein, the sprue bushing inlet channel is horizontal perpendicular to the sprue bushing first
Water channel, the sprue bushing water outlet water channel is perpendicular to the cross channel of sprue bushing second;The cross channel of sprue bushing first, sprue bushing first longitudinal direction
Water channel, sprue bushing are in same horizontal line around water channel, sprue bushing second longitudinal direction water channel and the cross channel of sprue bushing second.
Described light guide plate compression mold, wherein, sprue bushing longitudinal direction by-path and the sprue bushing first longitudinal direction water channel
It is coaxially disposed, first end is connected to sprue bushing first longitudinal direction water channel and sprue bushing the transverse direction by-path, purt described in the second end vertical connection
Mouth laterally prolongs runner;
The sprue bushing transverse direction by-path first end is vertically connected at sprue bushing longitudinal direction by-path and the horizontal by-path intersection of sprue bushing first;Second
Sprue bushing described in the vertical connection of end longitudinally prolongs runner.
Described light guide plate compression mold, wherein, the sprue bushing longitudinally prolongs runner and the sprue bushing second longitudinal direction water
Road is coaxially disposed, and first end is vertically connected at sprue bushing transverse direction by-path, the second end vertical connection sprue bushing second longitudinal direction water channel and sprue bushing
Laterally prolong runner;
The sprue bushing laterally prolongs runner first end and is vertically connected at sprue bushing longitudinal direction by-path, and the second end is vertically connected at the purt
Mouth second longitudinal direction water channel and sprue bushing longitudinally prolong runner intersection.
A kind of light guide plate compression-molding method realized via light guide plate compression mold as described above, wherein, including
Step is as follows:
Matched moulds:Dynamic model side slotted-plate and the movement of dynamic model side flat board, the spacing between adjustment and cover half side slotted-plate are dynamic after adjustment
Headspace is provided between core rod and cover half core;
Vacuumize:Vacuum machine starts magnetic valve, and via the gas circuit in light guide plate compression mold, by forming light guide plate intracavitary
Air extract out, forming light guide plate chamber is in vacuum state;
Injection:Injection machine, to light guide plate forming cavity and headspace injection, is left blank up to forming light guide plate chamber and in advance via sprue bushing
Interior colloid is enough formed light conductive plate;
Compression:Dynamic model side slotted-plate and dynamic model side flat board compress towards cover half side slotted-plate, until dynamic model side slotted-plate and cover half
Side slotted-plate fitting, and colloid fills up forming light guide plate chamber;
Ejection:Dynamic model side slotted-plate and dynamic model side flat board deviate from the movement of cover half side slotted-plate until the two resets, and thimble direction is fixed
The slotted-plate movement of mould side, the light guide plate after shaping is ejected.
A kind of light guide plate compression mold, including compression mechanism spring installing plate and ejecting mechanism installing plate;Wherein, also
Including:Dynamic model side flat board, dynamic model side slotted-plate, cover half side slotted-plate and the cover half side flat board set gradually, the dynamic model side is put down
Plate is connected to compression mechanism spring installing plate and deviates from ejecting mechanism installing plate side;Use is offered in the middle part of the slotted-plate of the dynamic model side
In the first accepting groove for accommodating moving-mould-core, it is fixed on dynamic model side flat board and deviates from the compression mechanism spring installing plate side;
Cover half side slotted-plate offers the second accepting groove for accommodating cover half core, positioned at dynamic model side slotted-plate away from described
Dynamic model side flat board side;Cover half side flat board is fixed on cover half side slotted-plate away from dynamic model side slotted-plate one side.
Compared with prior art, a kind of light guide plate compression mold provided by the present invention, by by traditional moulds
Solid plate be divided into cover half side slotted-plate and cover half side flat board, and the moving platen in traditional moulds is divided into dynamic model side fluting
Plate and dynamic model side flat board;So that slotted section and plate part can be processed respectively, difficulty of processing is reduced, and be effectively guaranteed
Process the perpendicularity on the first accepting groove and the second accepting groove base.
Embodiment
The present invention provides a kind of light guide plate compression mold and light guide plate compression-molding method, to make the mesh of the present invention
, technical scheme and advantage it is clearer, clear and definite, the present invention is described in more detail for the embodiment that develops simultaneously referring to the drawings.
It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, it is not intended to limit the present invention.
As shown in figure 1, the invention provides a kind of light guide plate compression mold, it includes:The ejector set gradually
Structure installing plate 4106, compression mechanism spring installing plate 4105, dynamic model side flat board 4104, dynamic model side slotted-plate 4103, cover half side are opened
Frid 4102 and cover half side flat board 4101, dynamic model side flat board 4104 are connected to compression mechanism spring installing plate 4105 away from top
Go out the side of mechanism's installing plate 4106;The middle part of dynamic model side slotted-plate 4103 offers the first accepting groove for accommodating moving-mould-core
4111, it is fixed on dynamic model side flat board 4104 and deviates from the side of compression mechanism spring installing plate 4105;Open the cover half side
Frid 4102 offers the second accepting groove 4112 for accommodating cover half core, positioned at dynamic model side slotted-plate 4103 away from described
The side of dynamic model side flat board 4104;Cover half side flat board 4101 is fixed on cover half side slotted-plate 4102 and deviates from the dynamic model side
The one side of slotted-plate 4103;Moving-mould-core is contained in first accepting groove, cover half core is contained in second accepting groove.
As shown in Fig. 2 being provided with thimble temperature adjustment water route in the slotted-plate of the dynamic model side, the thimble temperature adjustment water route is preferable
Embodiment includes:Thimble inlet channel 2101, the thimble set gradually surround water channel and thimble water outlet water channel 2102.And wherein
Most important is exactly that thimble surround water channel, and preferably it is laterally prolonged by thimble longitudinal direction by-path 2403, thimble transverse direction by-path 2401, thimble
Runner 2404 and thimble longitudinally prolong runner 2402 and formed.
Thimble longitudinal direction by-path 2403 and thimble laterally prolong runner 2404 and form thimble around two branch flow passages of water channel
In one, and thimble transverse direction by-path 2401 and thimble longitudinally prolong runner 2402 and then form thimble around water channel two branch flow passages
In another.It is readily understood that thimble is square around water channel, the control flowed by thimble inlet channel 2101
Warm water, in thimble around water channel punishment stream, then collaborate at thimble water outlet water channel 2102.
In the present invention further preferred embodiment, the thimble temperature adjustment water route includes:The top for setting gradually and connecting
Pin inlet channel 2101, the first cross channel of thimble 2201, thimble first longitudinal direction water channel 2301, thimble are around water channel, thimble the
Two longitudinal water channels 2302, the second cross channel of thimble 2202 and thimble water outlet water channel 2102, the thimble are surrounded on around water channel
Thimble surrounding, laterally prolonged runner 2404 and thimble by thimble longitudinal direction by-path 2403, thimble transverse direction by-path 2401, thimble and longitudinally prolonged stream
Road 2402 forms.
That is, in addition to thimble inlet channel 2101, thimble are around water channel and thimble water outlet water channel 2102, the thimble
Temperature adjustment water route is also provided with the first cross channel of thimble 2201, thimble first longitudinal direction water channel 2301, thimble second longitudinal direction water channel
2302 and the second cross channel of thimble 2202, the setting of water channel described above is to reduce the mould temperature difference everywhere, improves mould
Service life.
In the case of there is provided with water-supply line, forming light guide plate compression mould external water source(The water source is also temperature control dress
Put, by controlling the temperature of current, so as to control the temperature on thimble periphery), and by water source convey Lai temperature control water, flow successively
Through thimble inlet channel 2101, the first cross channel of thimble 2201 and thimble first longitudinal direction water channel 2301, in thimble first longitudinal direction
The exit of water channel 2301 starts to shunt, and one stream of water successively flows through thimble longitudinal direction by-path 2403 and thimble laterally prolongs runner
2404, thimble second longitudinal direction water channel 2302 is then flowed into, second strand of current successively flows through thimble transverse direction by-path 2401 and thimble is indulged
To runner 2402 is prolonged, thimble second longitudinal direction water channel 2302 is then flowed into, that is to say, that two strands of current are in thimble second longitudinal direction runner
Porch is converged, then by thimble second longitudinal direction flow passage to the second cross channel of thimble 2202, finally by thimble water outlet water
Flow out in road 2102.The temperature control water flowed out can flow to water source, to be recycled, can also directly discharge.
In the present invention further preferred embodiment, the thimble inlet channel 2101 is horizontal perpendicular to the thimble first
To water channel 2201, the thimble water outlet water channel 2102 is perpendicular to the second cross channel of thimble 2202.Why thimble is so set
Inlet channel 2101 and thimble water outlet water channel 2102, it is that forming light guide plate compression mould connects water source for convenience.And the top
The first cross channel of pin 2201, thimble first longitudinal direction water channel 2301, thimble are around water channel, thimble second longitudinal direction water channel 2302 and top
The second cross channel of pin 2202 is then in same horizontal line.Several water channels are arranged in same horizontal line, are to accelerate
Water velocity, improve temperature control efficiency.
Thimble longitudinal direction by-path 2403, thimble transverse direction by-path 2401, thimble laterally prolongs runner 2404 and thimble longitudinally prolongs
Runner 2402 surrounds to form the first accommodating chamber, and thimble extends vertically through accommodating chamber setting.That is, thimble surround water channel from thimble
Middle part pass through.
Thimble longitudinal direction by-path 2403 is coaxially disposed with the thimble first longitudinal direction water channel 2301, and first end is connected to institute
Thimble first longitudinal direction water channel 2301 and thimble transverse direction by-path 2401 are stated, thimble described in the second end vertical connection laterally prolongs runner
2404;The first end of thimble transverse direction by-path 2401 is vertically connected at thimble longitudinal direction by-path 2403 and handed over the first horizontal by-path of thimble
At remittance;Thimble described in second end vertical connection longitudinally prolongs runner 2402.
The thimble longitudinally prolongs runner 2402 and is coaxially disposed with the thimble second longitudinal direction water channel 2302, and first end vertically connects
Thimble transverse direction by-path 2401 is connected to, the second end vertical connection thimble second longitudinal direction water channel 2302 and thimble laterally prolong runner 2404;
The thimble laterally prolongs the first end of runner 2404 and is vertically connected at thimble longitudinal direction by-path 2403, and the second end is vertically connected at institute
State thimble second longitudinal direction water channel 2302 and thimble longitudinally prolongs the intersection of runner 2402.
Sprue bushing temperature adjustment water route is provided with the slotted-plate of the cover half side, the sprue bushing inlet channel for setting gradually and connecting
1101st, the first cross channel of sprue bushing 1201, sprue bushing first longitudinal direction water channel 1301, sprue bushing are around water channel, sprue bushing second longitudinal direction water channel
1302nd, the second cross channel of sprue bushing 1202 and sprue bushing water outlet water channel 1102.The sprue bushing is surrounded on sprue bushing surrounding around water channel, by
Sprue bushing longitudinal direction by-path 1403, sprue bushing transverse direction by-path 1401, sprue bushing, which laterally prolong runner 1404 and sprue bushing and laterally prolong runner 1402, to be formed.
Forming light guide plate compression mould external water source(The water source is also temperature regulating device, by controlling the temperature of current, so as to
Control the temperature on sprue bushing periphery), and by water source convey Lai temperature control water, flow through sprue bushing inlet channel 1101, sprue bushing successively
One cross channel 1201 and sprue bushing first longitudinal direction water channel 1301, start to shunt in the exit of sprue bushing first longitudinal direction water channel 1301, the
One stream of water successively flows through sprue bushing longitudinal direction by-path 1403 and sprue bushing laterally prolongs runner 1404, then flows into sprue bushing second longitudinal direction water channel
1302, second strand of current successively flows through sprue bushing transverse direction by-path 1401 and sprue bushing laterally prolongs runner 1402, then flows into sprue bushing second
Longitudinal water channel 1302, that is to say, that two strands of current converge in sprue bushing second longitudinal direction flow passage entry, then by sprue bushing second longitudinal direction
Flow passage is finally flowed out to the second cross channel of sprue bushing 1202 by sprue bushing water outlet water channel 1102.The temperature control water flowed out can flow
To water source, to be recycled, can also directly discharge.
In the present invention further preferred embodiment, the sprue bushing inlet channel 1101 is horizontal perpendicular to the sprue bushing first
To water channel 1201, the sprue bushing water outlet water channel 1102 is perpendicular to the second cross channel of sprue bushing 1202.Why sprue bushing is so set
Inlet channel 1101 and sprue bushing water outlet water channel 1102, it is that forming light guide plate compression mould connects water source for convenience.And the purt
The first cross channel of mouth 1201, sprue bushing first longitudinal direction water channel 1301, sprue bushing are around water channel, sprue bushing second longitudinal direction water channel 1302 and purt
The second cross channel of mouth 1202 is then in same horizontal line.Several water channels are arranged in same horizontal line, are to accelerate
Water velocity, improve temperature control efficiency.
Sprue bushing longitudinal direction by-path 1403, sprue bushing transverse direction by-path 1401, sprue bushing laterally prolongs runner 1404 and sprue bushing laterally prolongs
Runner 1402 surrounds to form the first accommodating chamber, and sprue bushing extends vertically through accommodating chamber setting.That is, sprue bushing surround water channel from sprue bushing
Middle part pass through.
Sprue bushing longitudinal direction by-path 1403 is coaxially disposed with the sprue bushing first longitudinal direction water channel 1301, and first end is connected to institute
Sprue bushing first longitudinal direction water channel 1301 and sprue bushing transverse direction by-path 1401 are stated, sprue bushing described in the second end vertical connection laterally prolongs runner
1404;The first end of sprue bushing transverse direction by-path 1401 is vertically connected at sprue bushing longitudinal direction by-path 1403 and handed over the first horizontal by-path of sprue bushing
At remittance;Sprue bushing described in second end vertical connection laterally prolongs runner 1402.
The sprue bushing laterally prolongs runner 1402 and is coaxially disposed with the sprue bushing second longitudinal direction water channel 1302, and first end vertically connects
Sprue bushing transverse direction by-path 1401 is connected to, the second end vertical connection sprue bushing second longitudinal direction water channel 1302 and sprue bushing laterally prolong runner 1404;
The sprue bushing laterally prolongs the first end of runner 1404 and is vertically connected at sprue bushing longitudinal direction by-path 1403, and the second end is vertically connected at institute
State sprue bushing second longitudinal direction water channel 1302 and sprue bushing laterally prolongs the intersection of runner 1402.
The cover half core includes:Core rod body, the forming light guide plate chamber for being arranged at the face of core rod body first, and be arranged at
The intrinsic temperature control water route of core rod, the spacing in the temperature control water route and the face of core rod body first are more than temperature control water route and core rod body
The spacing in the second face, the face of core rod body first 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 to surrounding diffusion temperature, the temperature difference of whole forming light guide plate chamber everywhere is set to reduce as far as possible, and if by it close to leading
Tabula rasa forming cavity, because the high temperature in temperature control water route influences, the light guide plate end face after being molded will be caused to have similar to temperature control water route
Impression, cause 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
Four cross channels 104;Second cross channel 102, the cross channel 103 of second longitudinal direction water channel 202 and the 3rd 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 present invention further preferred embodiment, the first longitudinal direction water channel 201, which is extended, the first extension
Water channel 301, the first extension water channel 301 starting point are the junction of the cross channel 101 of first longitudinal direction water channel 201 and first.This
Invention sets the first extension water channel 301, is in order that temperature control water can be by first extension water channel 301 control the first extension water channel
The temperature of 301 perimeter dies, so as to reduce the temperature difference of cover half core everywhere.
The same reason as above, the present invention is also provided with the second extension water channel 302 and the 3rd extension water channel 303.Specially:
The second longitudinal direction water channel 202, which is extended, the second extension water channel 302, and the second extension water channel 302 starting point is second vertical
To the junction of the cross channel 102 of water channel 202 and second.3rd longitudinal water channel 203, which is extended, the 3rd extension water channel
303, the 3rd extension water channel 303 starting point is the junction of the 3rd longitudinal cross channel 104 of water channel 203 and the 4th.
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
The specular of water channel 303.It is to reduce control difficulty why two groups of water channels to be arranged into specular, and it is accurate to improve control
Degree.
The first extension water channel 301, second extends the extension water channel 303 of water channel 302 and the 3rd and 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.
Present invention also offers a kind of forming light guide plate compression mould, its spy includes being used for forming light guide plate as described above
The cover half core of compression mould.
In addition to above-mentioned mould, present invention also offers another forming light guide plate compression mould, and it includes two as above
The described cover half core for forming light guide plate compression mould, two cover half cores share a cast gate, and one of cover half core
Turn clockwise along cast gate axle center and overlapped with another cover half core after 90 °.
It should be appreciated that the application of the present invention is not limited to above-mentioned citing, for those of ordinary skills, can
To be improved or converted according to the above description, all these modifications and variations should all belong to the guarantor of appended claims of the present invention
Protect scope.