CN202943879U - Quick forming device of composites and electronic equipment shell - Google Patents

Quick forming device of composites and electronic equipment shell Download PDF

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Publication number
CN202943879U
CN202943879U CN201220427339.6U CN201220427339U CN202943879U CN 202943879 U CN202943879 U CN 202943879U CN 201220427339 U CN201220427339 U CN 201220427339U CN 202943879 U CN202943879 U CN 202943879U
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CN
China
Prior art keywords
mould
molding device
coldplate
rapid molding
composite
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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
Application number
CN201220427339.6U
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Chinese (zh)
Inventor
乐剑强
张晓东
兰品双
叶鹏
李江辉
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BYD Precision Manufacturing Co Ltd
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BYD Precision Manufacturing Co Ltd
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Priority to CN201220427339.6U priority Critical patent/CN202943879U/en
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Publication of CN202943879U publication Critical patent/CN202943879U/en
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Abstract

The utility model provides a quick forming device of composites, and electronic equipment shell. The quick forming device comprises workbenches including an upper workbench and a lower workbench; a mould is arranged between the upper workbench and the lower workbench; heating units are embedded in the mould; cooling units which can move up and down in the vertical direction are arranged between the mould and the upper workbench and between the mould and the lower workbench; the mould, the heating units and the cooling units are positioned in a same vertical region; the mould comprises an upper mould core and a lower mould core; and a mold cavity for forming of the composites is arranged between the upper mould core and the lower mould core. According to the quick forming device provided by the utility model, the heating units are embedded in the mould, so that heating time is greatly shortened; and the mould, the heating units and the cooling units are positioned in the same vertical region, so that the step of moving the mould is omitted, and the yield of the composite products is improved, and the forming efficiency of the composites is improved.

Description

A kind of rapid molding device of composite and electronic equipment casing
Technical field
The utility model belongs to composite rapid shaping field, relates in particular to a kind of rapid molding device of composite.
Background technology
Along with composite (carbon fiber, glass fibre, aramid fiber etc.) use in the field such as industrial, civilian more and more extensive, as inner structural members and the surface decoration of the products such as the mobile phone that adopts composite to make, notebook.
The shaped device of composite generally comprises mould, heating part, cooling end at present; The heating part is arranged on the surface of mould; Conduct heat to the composite in mould by mould the heating part, makes composite material forming; Thereby then in type composite is put into and coolingly in cooling unit obtained required composite products.
The heating part transfers heat to composite in mould by mould, and this needs long time, has increased greatly the time of composite material forming, has reduced the efficient of composite material forming; Simultaneously, heating part and cooling segment are arranged, and can increase like this mould to be transferred to the interlude of cooling end from the heating part, have caused the efficient of composite material forming lower; And in the process that mould shifts, the composite of typing can not cause its shape to change due to vibrations or other factors fully, and the product rejection that makes composite form greatly reduces the yields of composite products.
Therefore need a kind of can saving time badly, increase composite material forming efficient, improve the rapid molding device of composite products yields.
Summary of the invention
Technical problem to be solved in the utility model is: existing composite material forming device, and its heat time heating time is long, and the efficiency of heating surface is low; And the heating and cooling step is separately carried out, and has increased the interlude of composite material forming; While, when transferring to cooling procedure from heating, composite material forming was destroyed at mould, caused composite effect yields low; Simultaneously, composite is transferred to the interlude increase that cooling end shifts from the heating part, makes the technical problem of the shaping efficiency reduction of composite.
Accordingly, the purpose of this utility model is to provide a kind of rapid molding device of composite.
A kind of rapid molding device of composite, it comprises, workbench, workbench comprise upper table, lower table; Be provided with mould between upper table and lower table; Described mould is embedded with heating unit; But be provided with cooling unit mobile under in the vertical direction between mould and upper table, lower table; Mould, heating unit, cooling unit are in same vertical zone; Mould comprises upper cores, lower die; Be provided with the die cavity for composite material forming between upper cores, lower die;
Rapid molding device also comprises makes the mobile control unit that moves and be arranged under the cooling unit in the vertical direction on workbench; Mobile control unit comprises the oil cylinder that is fixedly connected with cooling unit, make the magnetic valve that oil cylinder moves up and down and the central processing unit of controlling magnetic valve.
Preferably, cooling unit comprises the first coldplate, the second coldplate; The first coldplate is arranged between upper table and upper cores, and the second coldplate is arranged between lower table and lower die; The first coldplate and the second coldplate be arranged in parallel.
Preferably, the distance between the first coldplate and upper cores is 8mm-12mm; Distance between the second coldplate and lower die is 8mm-12mm.
Preferably, be embedded with some cooling water channels that be arranged in parallel at upper coldplate, lower coldplate; Spacing between adjacent cooling water channel is 6mm-10mm;
Preferably, the diameter of cooling water channel is 7mm-9mm.
Preferably, heating unit comprises some heating rods; Heating rod is being embedded in upper cores and lower die symmetrically respectively.
Preferably, the spacing between adjacent two heating rods is 6mm-8mm.
Preferably, the distance of heating rod and die cavity is 7mm-9mm.
Preferably, upper cores is sealed the connection with connected mode between lower die.
Second purpose that the utility model provides is to provide the electronic equipment casing that a kind of composite is made.
The electronic equipment casing that a kind of composite is made, it is made by rapid molding device, the rapid molding device that rapid molding device provides for the utility model.
The rapid molding device of the composite that the utility model provides, heating unit embedded with mould in, shortened heat time heating time of mould, can make the heat of heating unit pass to fast composite in mould, make its rapid shaping; And heating unit and cooling unit are wholely set, and namely can carry out coolingly after heating finishes, and have save the step that mould shifts, and have saved the interlude of mold movement, have improved the shaping efficiency of composite; Simultaneously, avoided making owing to moving moulds the composite distortion, the phenomenon that composite products damages occurs; Thereby improved the efficient of composite material forming, improved the yields of composite, and the ratio defective product that has improved composite.
Description of drawings
Fig. 1 is the schematic diagram of the rapid molding device that provides of the utility model.
Fig. 2 is the schematic diagram of the upper cores of the rapid molding device that provides of the utility model.
The specific embodiment
Clearer for technical problem, technical scheme and beneficial effect that the utility model is solved, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explaining the utility model, and be not used in restriction the utility model.
A kind of rapid molding device of composite, it comprises, workbench 1, workbench 1 comprises upper table, lower table; Be provided with mould between upper table and lower table; Mould is embedded with heating unit 3, but is provided with cooling unit mobile under in the vertical direction on the surface of mould; Mould, heating unit 3, cooling unit are in same vertical zone; Mould comprises upper cores 4, lower die 6; Be provided with the die cavity 5 for composite material forming between upper cores 4, lower die 6;
Rapid molding device also comprises makes the mobile control unit that moves and be arranged under the cooling unit in the vertical direction on workbench 1; Mobile control unit comprises the oil cylinder 7 that is fixedly connected with cooling unit, make the magnetic valve that oil cylinder 7 moves up and down and the central processing unit of controlling magnetic valve.
Wherein, workbench 1 comprises upper table, lower table; Be provided with mould between upper and lower workbench; Mould comprises upper cores 4, lower die 6; The utility model is not done specific (special) requirements to shape, the material of mould, adopts mould known in those skilled in the art; Upper cores 4 can be connected for clamping button closes with connected mode between lower die 6, also can be sealed connection, preferably, upper cores 4 is sealed the connection with connected mode between lower die 6, can make like this fit between upper cores 4 and lower die 6 tightr, and can guarantee between upper cores 4 and lower die 6 without relative displacement, improve the yield rate of composite material forming; Be provided with the die cavity 5 for composite material forming between upper cores, lower die, the shape of die cavity 5 is offered according to the shape of the product of required moulding.
Rapid molding device also comprises the heating unit 3 that is embedded in mould inside, and heating unit 3 comprises some heating rods 31; Preferably, adopting power is the above heating rod 31 of 1500w; Heating rod in unit are is more like this, and its efficiency of heating surface is higher, and firing rate is faster; Upper and lower die inside at mould offers some through holes, and heating rod 31 is arranged in through hole; Heating rod 31 in upper cores 4 can adopt arranged in a straight line uniformly, also can adopt according to the shape of die cavity 5 similar shape identical with the die cavity shape to arrange, perhaps other uniform arrangement modes, and preferably, the heating rod 31 in upper cores 4 adopts similar shapes to arrange; More preferably, the spacing between heating rod 31 and die cavity 5 is 7mm-9mm; Can make like this heating rod more near die cavity 5, make the needed time of being heating and curing of composite in die cavity 5 become shorter, improve the curing efficiency of composite; Be spaced apart 6mm-8mm between adjacent heating rod 31; Can make like this temperature of mould rise to the needed temperature of composite material forming within the shorter time; And then make more fast the composite products curing molding, improve the efficient of composite products moulding.
Heating rod 31 in lower die 6 can adopt arranged in a straight line uniformly, also can adopt according to the shape of die cavity 5 similar shape identical with die cavity 5 shapes to arrange, perhaps other uniform arrangement modes, preferably, the heating rod 31 in lower die 6 adopts similar shapes to arrange; More preferably, the spacing between heating rod 31 and die cavity 5 is 7mm-9mm; Can make like this heating rod 31 more near die cavity 5, the needed time of being heating and curing of composite in die cavity 5 is become still less, improve the curing efficiency of composite; Be spaced apart 6mm-8mm between adjacent heating rod 31; Can make like this temperature of mould rise to the needed temperature of composite material solidification within the shorter time; And then make more fast the composite products curing molding, improve the efficient of composite products moulding; Heating rod 31 between upper and lower die adopts and is staggered, and can increase like this heating surface area of mould, and then reduce the heat time heating time of mould, makes its temperature rise to temperature required within the shorter time; Wherein heating rod 31 is parts known in those skilled in the art, does not repeat them here.
Surface at mould also is provided with cooling unit; Cooling unit comprises the first coldplate 2, the second coldplate 9; The first coldplate 2 is arranged between upper table and upper cores 4; The second coldplate 9 is arranged between lower table and lower die 6; And the first coldplate and the second coldplate be arranged in parallel; The utility model is not done specific (special) requirements to the material of coldplate, so long as heat absorption, heat conduction, material that radiating effect is good can be applied in the utility model; Preferably, coldplate is metal material; The shape of the shape mould of coldplate is suitable, and the temperature on mould is reduced; Avoid mold cools down inhomogeneous, cause the shrinkage factor of the composite material forming product in die cavity 5 different, affect the moulding yields of composite products; Preferably, offer some being arranged in parallel and equally distributed cooling water channel 8 on first, second coldplate; The utility model is not done specific (special) requirements to the cross sectional shape of cooling water channel 8, can for circular, also can be for square; Preferably, it is the circle of 7mm-9mm for diameter; The flow of the cooling water that flows through cooling water channel 8 in the unit interval is increased, improve cooling effectiveness; The spread geometry of cooling water channel 8 can be arranged in parallel for curve, also can arrange for parallel lines; Preferably, it is arranged for parallel lines, more preferably; Spacing between adjacent cooling water channel 8 is 6mm-10mm; Can in limited space, more many cooling water channels 8 be set like this, increase the flow of cooling water in the unit interval, reduce cool time, improve cooling effectiveness.
Rapid molding device of the present utility model also comprises mobile control unit; Mobile control unit comprises the oil cylinder 7 that is fixedly connected with cooling unit, makes magnetic valve mobile under oil cylinder 7 in the vertical directions and controls magnetic valve and is arranged on central processing unit on workbench 1; Oil cylinder, magnetic valve and central processing unit are parts known in those skilled in the art, do not repeat them here.
The course of work of the rapid molding device single running of composite:
1, place composite and matched moulds:
Wherein, composite is fiber prepreg cloth, wherein fiber can or be formed by multiple fiber shuffling for carbon fiber, glass fibre, aramid fiber, boron fibre, yarn fiber, preimpregnation is by the epoxy-resin systems preimpregnation, according to the demand of product, composite is cut, the composite that cuts is put in die cavity, and with matched moulds.
2, heating:
At this moment, the heating unit energising is started working, upper and lower die heating to mould, make mould reach temperature required in the short time again, and the composite in die cavity is tentatively finalized the design, wherein, because heating rod is embedded in mould, and near composite, only need 40S therefore make temperature in die cavity rise to the solidification temperature of 150 ° from room temperature, reached the effect of fast heat.
3, heating finishes, and is cooling.
Be heated to the scheduled time, heating unit quits work, central processing unit is to the magnetic valve input signal, move under solenoid control oil cylinder in the vertical direction, and drive the first coldplate 2, the second coldplate 9 to moving, and be close to upper cores 4 and lower die 6 near upper mould benevolence 4, lower die 6 directions; At this moment cooling unit is started working, mould is carried out cooling, make in the mould short time cooling, the cooling and final molding of composite products in mould.
5, cooling end, product is got in return and die sinking:
After cooling end, central processing unit is to the magnetic valve input signal, solenoid control oil cylinder return, and oil cylinder drives coldplate and gets back to initial position; Open mould and take out the product of moulding, and carry out next step processing processing.
Like this, rapid molding device complete course of work finishes.
Generally, the heating part of composite material forming device is arranged on the top layer of mould, start working in the heating part, at first mould is heated, conducting heat is delivered to by heat needs the composite that solidifies in mould, owing to whole mould all will being heated, could realize the curing of composite, therefore this process need long time affects the efficient of composite material forming; Secondly, in prior art, the heating part of the shaped device of composite and cooling end minute are arranged; When therefore cooling, the composite products of first one-step forming need to be transferred to from the heating part and be carried out coolingly cooling end, in transfer process, composite products might deform, and causes composite products to damage, and reduces the yields of composite products; When composite shifts, can increase the intermediate transfer time of composite material forming, thereby reduce the efficient of composite material forming simultaneously.
And the rapid molding device of the composite that the utility model provides, its heating unit 3 is embedded in mould, when heating unit 3 begins to heat, 3 temperature that need a part of mould of heating of heating unit, just can make the temperature in die cavity 5 reach the required temperature of composite material solidification, reduce to 40s by 5min its heat time heating time, realized the effect of fast heat, the time of composite material solidification has been shortened greatly, improved the efficient of composite material solidification.
Secondly, heating unit 3 of the present utility model, mould, cooling unit are arranged in same vertical zone, and heating unit 3 stopped heatings are after heating process finishes; The first coldplate 2 of cooling unit, the second coldplate 9 under the drive of oil cylinder towards 6 motions of upper cores 4, lower die, and limitless nearness upper cores 4, lower die 6; Cooling unit is started working and mould is carried out cooling, and because the first coldplate 2 and the second coldplate 9 are embedded with some cooling water channels 8, cooling water constantly flows, and mould can be cooled down in a short period of time; The rapid molding device that adopts the utility model to provide has saved this step of composite products being transferred to cooling end from the heating part, has avoided the deformed damaged of composite products in transfer process, has improved the yields of composite products; Save simultaneously the interlude when shifting composite products, reduced the molding time of composite products, improved the efficient of composite products moulding.
Second purpose that the utility model provides is to provide the electronic equipment casing that a kind of composite is made.
The electronic equipment casing that a kind of composite is made, it is made by rapid molding device, the rapid molding device that rapid molding device provides for the utility model; The electronic equipment casing that utilizes rapid molding device that the utility model provides to make, it does not need to carry out following process, can reach Gao Guang, highlighted effect.
The above is only preferred embodiment of the present utility model; not in order to limit the utility model; all any modifications of doing within spirit of the present utility model and principle, be equal to and replace and improvement etc., within all should being included in protection domain of the present utility model.

Claims (10)

1. the rapid molding device of a composite is characterized in that:
It comprises, workbench, and described workbench comprises upper table, lower table; Be provided with mould between described upper table and lower table; Described mould is embedded with heating unit; But be provided with cooling unit mobile under in the vertical direction between mould and upper table, lower table; Described mould, heating unit, cooling unit are in same vertical zone; Described mould comprises upper cores, lower die; Be provided with the die cavity for composite material forming between described upper cores, lower die;
Described rapid molding device also comprises makes the mobile control unit that moves and be arranged under the cooling unit in the vertical direction on workbench; Described mobile control unit comprises the oil cylinder that is fixedly connected with cooling unit, make the magnetic valve that oil cylinder moves up and down and the central processing unit of controlling magnetic valve.
2. rapid molding device as claimed in claim 1, it is characterized in that: described cooling unit comprises the first coldplate, the second coldplate; Described the first coldplate is arranged between upper table and upper cores, and described the second coldplate is arranged between lower table and lower die; Described the first coldplate and the second coldplate be arranged in parallel.
3. rapid molding device as claimed in claim 2, it is characterized in that: the distance between described the first coldplate and upper cores is 8mm-12mm; Distance between described the second coldplate and lower die is 8mm-12mm.
4. rapid molding device as claimed in claim 2 or claim 3, is characterized in that: be embedded with some cooling water channels that be arranged in parallel at described the first coldplate, the second coldplate; Spacing between described adjacent cooling water channel is 6mm-10mm.
5. rapid molding device as claimed in claim 4, it is characterized in that: the diameter of cooling water channel is 7mm-9mm.
6. rapid molding device as claimed in claim 1, it is characterized in that: described heating unit comprises some heating rods; Described heating rod is being embedded in described upper cores and lower die symmetrically respectively.
7. rapid molding device as claimed in claim 6, it is characterized in that: the spacing between adjacent two heating rods is 6mm-8mm.
8. rapid molding device as claimed in claim 6, it is characterized in that: the distance of described heating rod and die cavity is 7mm-9mm.
9. rapid molding device as claimed in claim 1 is characterized in that: described upper cores is sealed the connection with connected mode between lower die.
10. electronic equipment casing that composite is made, it is made by rapid molding device, it is characterized in that: described rapid molding device is the described rapid molding device of claim 1-9 any one claim.
CN201220427339.6U 2012-08-27 2012-08-27 Quick forming device of composites and electronic equipment shell Expired - Lifetime CN202943879U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201220427339.6U CN202943879U (en) 2012-08-27 2012-08-27 Quick forming device of composites and electronic equipment shell

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201220427339.6U CN202943879U (en) 2012-08-27 2012-08-27 Quick forming device of composites and electronic equipment shell

Publications (1)

Publication Number Publication Date
CN202943879U true CN202943879U (en) 2013-05-22

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Application Number Title Priority Date Filing Date
CN201220427339.6U Expired - Lifetime CN202943879U (en) 2012-08-27 2012-08-27 Quick forming device of composites and electronic equipment shell

Country Status (1)

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CN (1) CN202943879U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108081638A (en) * 2018-01-23 2018-05-29 杨蓉 A kind of blade mold of wind-driven generator

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108081638A (en) * 2018-01-23 2018-05-29 杨蓉 A kind of blade mold of wind-driven generator

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Granted publication date: 20130522