CN207330729U

CN207330729U - Model solid glass mold

Info

Publication number: CN207330729U
Application number: CN201721066866.8U
Authority: CN
Inventors: 秦文隆
Original assignee: Individual
Current assignee: Individual
Priority date: 2017-08-24
Filing date: 2017-08-24
Publication date: 2018-05-08
Anticipated expiration: 2027-08-24

Abstract

The utility model is a kind of related model solid glass mold,It mainly includes a mold and lower mould,Mold upper surface and lower mould lower face are respectively provided with a space layer relative to the heating surface central portion for treating hot pressing glass,Mold upper surface with lower mould lower face there is heat source to impose contact heating,The heating surface central portion of heat source and mold and lower mould has a gap because of space layer,And four peripheries then gapless,Make mold and lower mould center that there is the time difference for reaching softening temperature with four peripheries,In hot pressing glass,Treat that hot pressing glass treats that bending part is arrived first up to glass transition temperature by surrounding,Again to treat hot pressing glass central portion reach glass transition temperature,Make three-dimensional glass central portion accumulated heat and thermal content after shaping relatively low,It can effectively avoid the three-dimensional glass central portion after shaping and produce qualitative change,And the intermediate region of three-dimensional glass is avoided to cause the missing that produces the uneven trace of plane after hot pressing because of hot mastication is presented curved vertical arc or waveform state.

Description

Model solid glass mold

Technical field

The utility model is a kind of related glass mold, especially with respect to a kind of model solid glass mold.

Background technology

Glass is because have the characteristic of higher printing opacity, therefore display device (such as mobile phone, wrist-watch electronic product) is selected more Its shell as window part.It can be seen that handheld electric products surface is typically provided with glass shell, to protect the aobvious of interiors of products Show module.Glass shell is largely all the shape of tablet at present, so can form seam in the upper surface of electronic product.Again Person, since the periphery of electronic product must retain the mechanism section of one fixed width, to the flat glass of fixation, therefore electronics The top surface of product also can not be just utilized completely.Therefore, the glass for being employed for electronic product of three-dimensional or bend glass gradually On glass housing.

Flat glass shell is easier to manufacture, and the manufacture of the glass shell with three-dimensional shape is then more not easy.At present, have The manufacture for having the glass shell of three-dimensional shape usually has two methods：The first is：The flat glass unit of multi-disc is manufactured, then Glass shell with three-dimensional shape is formed by the mode at stickup edge.It is for second：Certain thickness cuboid glass is manufactured, Then grinding multiple on the cuboid glass is to form with multi-sided three-dimensional contouring.However, method is equal in above-mentioned two Take time and effort, speed of production is very slow.Generally, due to glass material is a tabular, if to produce one has moulding Glass, the preferable practice is flat glass material to be arranged at a upper mould piece and once between module, then in heating Module, lower module and glass material, so that glass material softens.When above-mentioned glass material softening, upper mould piece and lower die Part can carry out die closing operation, so that upper mould piece moulds the shape of glass material along a molding direction jointly with lower module, thus To produce corresponding moulded glass.TaiWan, China patent, notification number M452174, patent name are for manufacturing model glass The former of glass, the day for announcing are on May 01st, 2013, and it includes have a parent form mold members, one first male mold members, one Second male mold members, a supporting post-rod and a compression bar.The first male mold members are arranged at the mother in a manner of retractable In type mold members, which is arranged between the parent form mold members and the first male mold members.The branch support Bar is arranged in the parent form mold members, which is used for ejection in the second male mold members, thus to support this second public Type mold members clamp a moulded glass jointly with the first male mold members.The compression bar is arranged at the one of the first male mold members Side, the compression bar are pressed on the first male mold members under being used for, so that the first male mold members and the second male mold members phase One die-closed position is moved to the parent form mold members, to be molded the moulded glass.

TaiWan, China patent, notification number I404681, the day for announcing referred on the 11st for August in 2013：General surface glass is It is molded using the mode of model, the glass moulding device that uses of tradition includes upper and lower mould, and by material glass raw material It is placed in therebetween, after upper and lower mould and material glass raw material are warming up to plastic critical-temperature, upper and lower mould is i.e. to material glass Its pressurizing altered shape of glass embryo material, is waited after cooling down, even if material glass raw material cool down, and its surface can correspond to be shaped to, The preset shape of bottom mold surface.Known glass modeling device is applied to special-shaped shell bend glass it is worth noting that, working as During mould model, the middle section for the thin plate material glass raw material being placed on lower mould can be in very big area initial stage in molding Hanging state, since the more slim thin plate material glass raw material of thickness can not bear the weight of mold, if upper mold Tool touches the thin plate material glass raw material not reached before plasticization temperature, it will is easy to crushing thin plate material glass raw material.Should Patent provides a kind of method of molding sheet glass, comprising：Several supports are set between a mold and once mould Component, the mold and the lower mould are provided with corresponding an at least mode and an at least die cavity, which puts It is placed on the lower mould, wherein, the plastic critical-temperature of those support components is greater than or equal to the plastic of the thin plate material glass Critical-temperature；And heated, when a heating-up temperature is not up to the plastic critical-temperature of those support components, by those branch Support component supports the mold, makes to form an interval between the mold and the lower mould, when the heating-up temperature reaches those supports During the plastic critical-temperature of component, pressure once is imposed to the mold, deforms those support components so that the mode forces The thin plate material glass is deformed towards the die cavity, to be molded the thin plate material glass as a glass finished-product.Known moulded glass is put Enter after being molded chamber, the interior sidewall surface of the dual side-edge meeting contact moudling chamber of moulded glass, middle section is then suspended on forming cavity Chamber interior, when mold and lower mould heated mould make glass, the intermediate region of moulded glass is curved because hot mastication can be presented to hang down Arc or waveform state, after mold and lower mold clamping, foregoing arc or waveform region will produce flat through hot pressing Follow-up process leveling is difficult to be utilized in the uneven trace in face, this defect, influences the transparency of moulded glass.TaiWan, China patent, Notification number M546396, glass shaping equipment patent, the day for announcing are August in 2017 1 day, are with carrying out heat to a moulded glass Molded, which includes：One first mould structure, it includes one first mold members；One second mould knot Structure, can be arranged on first mould structure by opposite manner, which includes：One second mold members, have A storage tank and an aspirating hole for connection；And a ventilating component, it is arranged in second mold members to seal the storage tank, The ventilating component is used for carrying the moulded glass, and coordinates first mold members to press respectively two apparent surfaces of the moulded glass To produce hot compression deformation；One air suction module, is arranged at outside second mould structure, to the storage tank and is somebody's turn to do via the aspirating hole The accommodating space that ventilating component combines to form is exhausted；And a heating module, for first mould structure with should Second mould structure is heated.

For the interior sidewall surface of the dual side-edge meeting contact moudling chamber of foregoing moulded glass, middle section is then suspended on shaping Chamber interior, when mold and lower mould heated mould make glass, the intermediate region of moulded glass is curved because hot mastication can be presented Vertical arc or waveform state etc. lack, and the utility model proposes more preferably effective mould structure, produces model solid glass Product it is hot-forming more preferably perfect.

Utility model content

In view of the missing of known technology, the technical problems to be solved in the utility model is the three-dimensional glass center made after shaping Portion's accumulated heat and thermal content are relatively low, avoid the three-dimensional glass central portion after shaping from producing qualitative change, and avoid the centre of three-dimensional glass Region produces the uneven trace of plane after causing hot pressing because of hot mastication is presented curved vertical arc or waveform state.

In order to solve the above technical problems, the utility model provides a kind of model solid glass mold, it mainly includes one Mold and once mould, are equipped between mold and lower mould and treat hot pressing glass, mold upper surface and lower mould lower face phase Heating surface central portion for treating hot pressing glass is respectively provided with a space layer, and mold upper surface has heat source with lower mould lower face Contact heating is imposed, there is a gap because being equipped with space layer between the heating surface central portion of heat source and mold and lower mould, And four periphery gaplesss, make mold and lower mould center and four peripheries that there is the time difference for reaching softening temperature, in hot pressing glass During glass, treat that hot pressing glass treats that bending part is arrived first up to glass transition temperature by surrounding, then to treat hot pressing glass central portion reach glass Softening temperature, makes three-dimensional glass central portion accumulated heat and thermal content after shaping relatively low, can effectively avoid the three-dimensional glass after shaping Central portion produces qualitative change, and avoid the intermediate region of three-dimensional glass because hot mastication is presented curved vertical arc or wave-like State produces the uneven trace of plane after causing hot pressing.

The utility model also provides a kind of model solid glass mold, mainly includes a mold and once mould, heat Source, is equipped between mold and lower mould and treats hot pressing glass, runs through long slot bore equipped with parallel with treating hot pressing glass among mold, Lower mould lower face is equipped with a space layer relative to the heating surface central portion for treating hot pressing glass, heat source by mold top and under The lower section of mould is provided with contactless radiant heat.

Brief description of the drawings

Fig. 1 is the combination dissected figure of one embodiment of the utility model model solid glass mold；

Fig. 2 faces cut-away view for one embodiment of the utility model model solid glass mold；

Fig. 3 be one embodiment of the utility model model solid glass mold side view cut-away view and mold upper surface, under Mould lower face schematic diagram；

Fig. 4 is the contact heat source schematic diagram of the utility model；

Fig. 5 is the combination dissected figure of another embodiment of the utility model model solid glass mold；

Fig. 6 is facing to cut open and showing and upper/lower die junction is put for another embodiment of the utility model model solid glass mold Big figure；

Fig. 7 is that the side view of another embodiment of the utility model model solid glass mold is cutd open and shown and upper/lower die junction is put Big figure and lower mould lower face schematic diagram；

Fig. 8 is the non-contact heat source schematic diagram of the utility model.

Symbol description in attached drawing：

1 mold；10 upper surfaces；11 space layers；12 run through long slot bore；2 times moulds；20 lower faces；21 spaces Layer；3 treat hot pressing glass；4 heat sources；5 transfer disks.

Embodiment

To reach the technological means of the utility model object defined above, an embodiment is now enumerated, and coordinates schema to be described as follows, Thus can to the structure of the utility model, feature and it is reached the effect of, more preferably understood.

The utility model is to be directed to the brand-new design of model solid glass mold, and refering to shown in Fig. 1 to Fig. 4, it mainly includes There are a mold 1 and a lower mould 2,1 upper surface 10 of mold and 2 lower face 20 of lower mould are relative to treating the heated of hot pressing glass 3 Face central portion is respectively provided with a space layer 11,21, refering to shown in a, b, c in Fig. 3,1 upper surface 10 of mold and lower 2 lower end of mould There is heat source 4 to impose contact heating in face 20, because being equipped with space between the heating surface central portion of heat source 4 and mold 1 and lower mould 2 Layer 11,21 and there is a gap, and four periphery gaplesss, make mold 1 and the center of lower mould 2 has with four peripheries and reaches softening The time difference of temperature, in hot pressing glass, treats that hot pressing glass 3 treats that bending part is arrived first up to glass transition temperature by surrounding, then to treating 3 central portion of hot pressing glass reaches glass transition temperature, makes three-dimensional glass central portion accumulated heat and thermal content after shaping relatively low, such as This, can effectively avoid the three-dimensional glass central portion after shaping and produce qualitative change, and effectively avoid the intermediate region of three-dimensional glass because Curved vertical arc or waveform state, which is presented, in hot mastication causes the missing of the generation uneven trace of plane after hot pressing.

It is another embodiment of the utility model model solid glass mold, with Fig. 1 to Fig. 4 refering to shown in Fig. 5 to Fig. 8 The different part of shown technical solution is, in heat source 4 by the top of mold 1 and the lower section of lower mould 2 with non-contact When the radiant heat of formula provides, lower mould 2 is placed on a transfer disk 5,1 space layer 11 of mold be equipped among mold 1 with Treat hot pressing glass 3 it is parallel run through long slot bore 12, refering to shown in a, b in Fig. 7.

Furthermore the utility model mould is formed with graphite material, graphite has hardness height, good conductivity, radiation protection, resistance to Burn into thermal conductivity is good, cost is low, but also has heat safe characteristic.Graphite material has phase with metal material warming The problem of anti-performance, temperature is higher, and graphite is harder on the contrary, and such graphite would not there are deformation.Therefore three-dimensional glass heat Molding die is made using graphite material, when can ensure measure of precision to greatest extent.

The above, is only a preferable possible embodiments of the utility model, and is not used to limitation the utility model Scope, one skilled in the art such as, the equivalent knot made with the utility model specification and claim Structure changes, and ought to be included in the scope of the claims of the utility model.

Claims

1. a kind of model solid glass mold, it is characterised in that mainly include a mold and once mould, heat source, upper mold It is equipped between tool and lower mould and treats hot pressing glass, mold upper surface and lower mould lower face is relative to the heating surface for treating hot pressing glass Central portion is respectively provided with a space layer, and heat source imposes contact heating to mold upper surface and lower mould lower face.

2. a kind of model solid glass mold, it is characterised in that mainly include a mold and once mould, heat source, upper mold It is equipped between tool and lower mould and treats hot pressing glass, runs through long slot bore, lower mould equipped with parallel with treating hot pressing glass among mold Lower face is equipped with a space layer relative to the heating surface central portion for treating hot pressing glass, and heat source is the top and lower mould by mold Lower section heated with contactless radiant heat.