CN211640961U - Mould of lid behind 3D jumbo size flat board of one play three - Google Patents
Mould of lid behind 3D jumbo size flat board of one play three Download PDFInfo
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- CN211640961U CN211640961U CN201921986927.1U CN201921986927U CN211640961U CN 211640961 U CN211640961 U CN 211640961U CN 201921986927 U CN201921986927 U CN 201921986927U CN 211640961 U CN211640961 U CN 211640961U
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Abstract
The utility model provides a go out mould of lid behind 3D jumbo size flat board of three, be provided with on the lower bolster and hold the chamber, mould benevolence is installed and is being held the intracavity, the baffle sets up between lower bolster and upper die plate, first inlet channel is linked together with first reposition of redundant personnel passageway, first gas outlet and first reposition of redundant personnel passageway intercommunication, first heat source setting is on the lower bolster, be provided with three groups of moulds that are used for lid behind the shaping cell-phone on the mould benevolence, first inlet port is linked together with second reposition of redundant personnel passageway, the second venthole is linked together with second reposition of redundant personnel passageway, the second heat source sets up in the baffle, the bottom of mould benevolence is provided with the exhaust plate, be provided with. The utility model discloses a second diversion channel of first diversion channel and baffle to shunting the highly compressed air of high temperature, letting the better being heated of product, the utility model discloses be provided with the die structure on mould benevolence, lie in the die behind the product shaping, through the die to the spacing product that prevents that can be fine of product hunch up downwards.
Description
Technical Field
The utility model relates to a lid processing field behind 3D jumbo size flat board, in particular to mould of lid behind 3D jumbo size flat board of one out three.
Background
The existing market generally uses six moulds for forming the rear cover of the mobile phone, the moulds are manufactured according to drawings due to small size, the upper mould core of the mould generally used for forming the rear cover of the mobile phone is a flat mould, the lower mould core is a convex mould, the rear cover is positioned on the lower mould core after being formed, namely positioned on the convex mould, but the 3D large-size flat rear cover above 6 inches is manufactured according to the drawing of the product, particularly, the moulds with three moulds are manufactured, when the formed 3D product is positioned on the convex mould, because the material is cooled and opened after high-temperature operation, the plastic product has internal stress, the product is arched outwards on the convex mould, the more products and the larger the size are, the larger the internal stress is, the deformation is caused when the product is formed, opened and cooled, and the size of the product is poor.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a can solve the dull and stereotyped back lid of 3D jumbo size and lead to the dull and stereotyped mould of lid of three 3D jumbo size of a structure because of the internal stress.
In order to achieve the above object, the present invention provides the following technical solutions:
a mold for a 3D large-size flat rear cover with one mold outlet and three molds with the other mold outlet comprises an upper mold, a mold core, a lower mold and a baffle plate, wherein the upper mold comprises an upper mold bottom plate and an upper mold plate which are sequentially arranged from top to bottom, the lower mold comprises a lower mold plate and a lower mold bottom plate which are sequentially arranged from top to bottom, a containing cavity for installing the mold core is arranged on the lower mold plate, the mold core is installed in the containing cavity, the baffle plate is arranged between the lower mold plate and the upper mold plate, a first air inlet channel, a first diversion channel, a first air outlet hole and a first heat generating source are arranged on the upper mold plate, the first air inlet channel is communicated with the first diversion channel and used for introducing high-pressure air, the first air outlet is communicated with the first diversion channel and used for discharging the high-pressure air, the first heat generating source is arranged on the lower mold plate and close to the first diversion channel, the mold comprises a baffle, and is characterized in that a first air inlet, a second diversion channel, a second air outlet and a second heating source are arranged on the baffle, the first air inlet is communicated with the second diversion channel and used for introducing high-pressure air discharged from the first air outlet, the second air outlet is communicated with the second diversion channel and used for discharging the high-pressure air, the second heating source is arranged in the baffle, an air extracting plate is arranged at the bottom of a mold core, an air extracting hole is arranged on the air extracting plate and used for extracting the high-pressure air in a containing cavity.
Further, the thickness of the upper die is 45 mm.
Furthermore, the flatness of the die core is +/-0.01 mm.
Furthermore, a guide post is arranged on the lower template.
Furthermore, a cylinder is arranged on the lower die base plate and connected with the baffle plate, and the cylinder can drive the baffle plate to do lifting motion.
The utility model has the advantages that:
when the utility model works, the sheet is firstly placed on the die core, then the baffle heated by the second heating source is pressed downwards, the baffle presses the sheet and heats and softens the sheet, when the sheet is heated to a softening point, the upper die is closed, high-pressure air is introduced into the first air inlet channel on the upper die plate, the first heating source is opened to heat the high-pressure air, the high-temperature high-pressure air passes through the first diversion channel and the second diversion channel of the baffle, thereby shunting the high-temperature high-pressure air, leading the product to be better heated, the place easy to be cracked is less heated, the exhaust plate of the die core on the lower die bottom plate is vacuumized, after cooling, thereby completing the forming of the flat plate rear cover, in addition, the dies of the utility model are provided with three groups, thereby realizing the one-step forming of three flat plate rear covers, furthermore, the utility model is provided with a die structure on the die core, during die sinking, because the product, but because of the die structure, the product is positioned in the die after being formed, and the product can be well prevented from arching downwards through the limit of the die to the product.
Drawings
FIG. 1 is a schematic structural view of the upper mold of the present invention when not pressed;
FIG. 2 is a schematic structural view of the present invention in a mold closing state;
FIG. 3 is an enlarged partial schematic view of FIG. 2A;
FIG. 4 is a schematic structural view of the upper mold and the baffle plate of the present invention when not pressed down;
fig. 5 is a structural view of the molded product of the present invention.
Detailed Description
The invention is further explained below with reference to the drawings:
as shown in fig. 1 to 3, a mold for a 3D large-sized flat back cover with one mold opening and three mold openings comprises an upper mold, a mold core 2, a lower mold and a baffle 3, wherein the upper mold comprises an upper mold base plate 11 and an upper mold plate 12 which are sequentially arranged from top to bottom, the lower mold comprises a lower mold plate 41 and a lower mold base plate 42 which are sequentially arranged from top to bottom, a containing cavity 43 for installing the mold core 2 is arranged on the lower mold plate 41, the mold core 2 is installed in the containing cavity 43, the baffle 3 is arranged between the lower mold plate 41 and the upper mold plate 12, a first air inlet channel 13, a first diversion channel 14, a first air outlet 15 and a first heat source 16 are arranged on the upper mold plate 12, the first air inlet channel 13 is communicated with the first diversion channel 14 for introducing high-pressure air, the first air outlet 15 is communicated with the first diversion channel 14 for discharging high-pressure air, the first heat source 16 is arranged on the lower mold plate 12, and is close to the first shunting passage 14, the mould kernel 2 is provided with three groups of female dies for forming the rear cover of the mobile phone, the baffle 3 is provided with a first air inlet 31, a second shunting passage 32, a second air outlet 33 and a second heating source 34, the first air inlet 31 is communicated with the second shunting passage 32 and is used for introducing high-pressure air discharged from the first air outlet 31, the second air outlet 33 is communicated with the second shunting passage 32 and is used for discharging the high-pressure air, the second heating source 34 is arranged in the baffle 3, the bottom of the mould kernel 2 is provided with an air extracting plate 22, the air extracting plate 22 is provided with an air extracting hole 23, and the air extracting hole 23 is used for extracting the high-pressure air in the accommodating cavity 43.
Further, the thickness of the upper die is 45 mm.
Further, the flatness of the mold core 2 is +/-0.01 mm.
Further, the lower template 41 is provided with a guide post 5.
Further, a cylinder 6 is arranged on the lower die bottom plate 42, and the cylinder 6 is connected with the baffle 3 and can drive the baffle 3 to move up and down.
When the utility model works, the sheet is firstly placed on the die core, then the baffle heated by the second heating source is pressed downwards, the baffle presses the sheet and heats and softens the sheet, when the sheet is heated to a softening point, the upper die is closed, high-pressure air is introduced into the first air inlet channel on the upper die plate, the first heating source is opened to heat the high-pressure air, the high-temperature high-pressure air passes through the first diversion channel and the second diversion channel of the baffle, thereby shunting the high-temperature high-pressure air, leading the product to be better heated, the place easy to be cracked is less heated, the exhaust plate of the die core on the lower die bottom plate is vacuumized, after cooling, thereby completing the forming of the flat plate rear cover, in addition, the dies of the utility model are provided with three groups, thereby realizing the one-step forming of three flat plate rear covers, furthermore, the utility model is provided with a die structure on the die core, during die sinking, because the product, but because of the die structure, the product is positioned in the die after being formed, and the product can be well prevented from arching downwards through the limit of the die to the product.
The above description is not intended to limit the technical scope of the present invention, and any modifications, equivalent changes and modifications made to the above embodiments according to the technical spirit of the present invention are all within the scope of the technical solution of the present invention.
Claims (5)
1. The utility model provides a mould of lid behind 3D jumbo size flat board of one play three which characterized in that: the mold comprises an upper mold, a mold core, a lower mold and a baffle, wherein the upper mold comprises an upper mold base plate and an upper mold plate which are sequentially arranged from top to bottom, the lower mold comprises a lower mold plate and a lower mold base plate which are sequentially arranged from top to bottom, a containing cavity for installing the mold core is arranged on the lower mold plate, the mold core is installed in the containing cavity, the baffle is arranged between the lower mold plate and the upper mold plate, a first air inlet channel, a first diversion channel, a first air outlet hole and a first heat generating source are arranged on the upper mold plate, the first air inlet channel is communicated with the first diversion channel and used for introducing high-pressure air, the first air outlet hole is communicated with the first diversion channel and used for discharging the high-pressure air, the first heat generating source is arranged on the lower mold plate and close to the first diversion channel, three groups of female molds for forming a rear cover of a mobile phone are arranged on, The first air inlet is communicated with the second diversion channel and used for introducing high-pressure air discharged from the first air outlet, the second air outlet is communicated with the second diversion channel and used for discharging the high-pressure air, the second heating source is arranged in the baffle, an air suction plate is arranged at the bottom of the mold core and provided with an air suction hole, and the air suction hole is used for sucking the high-pressure air in the accommodating cavity.
2. The mold for forming a 3D large-sized flat back cover according to claim 1, wherein: the thickness of the upper die is 45 mm.
3. The mold for forming a 3D large-sized flat back cover according to claim 1, wherein: the flatness of the die core is +/-0.01 mm.
4. The mold for forming a 3D large-sized flat back cover according to claim 1, wherein: and the lower template is provided with a guide pillar.
5. The mold for forming a 3D large-sized flat back cover according to claim 1, wherein: the lower die bottom plate is provided with an air cylinder, and the air cylinder is connected with the baffle and can drive the baffle to do lifting motion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921986927.1U CN211640961U (en) | 2019-11-18 | 2019-11-18 | Mould of lid behind 3D jumbo size flat board of one play three |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921986927.1U CN211640961U (en) | 2019-11-18 | 2019-11-18 | Mould of lid behind 3D jumbo size flat board of one play three |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211640961U true CN211640961U (en) | 2020-10-09 |
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ID=72692441
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921986927.1U Active CN211640961U (en) | 2019-11-18 | 2019-11-18 | Mould of lid behind 3D jumbo size flat board of one play three |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211640961U (en) |
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2019
- 2019-11-18 CN CN201921986927.1U patent/CN211640961U/en active Active
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