CN102849927A - Once thermal molding device of optical glass - Google Patents

Once thermal molding device of optical glass Download PDF

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Publication number
CN102849927A
CN102849927A CN2011102121327A CN201110212132A CN102849927A CN 102849927 A CN102849927 A CN 102849927A CN 2011102121327 A CN2011102121327 A CN 2011102121327A CN 201110212132 A CN201110212132 A CN 201110212132A CN 102849927 A CN102849927 A CN 102849927A
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China
Prior art keywords
bed die
module group
optical glass
opticglass
side shield
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CN2011102121327A
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CN102849927B (en
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唐雪琼
刘向东
李克炎
张卫
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Hubei New Huaguang Information Materials Co Ltd
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Hubei New Huaguang Information Materials Co Ltd
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Abstract

The invention relates to a once thermal molding device of optical glass, belongs to the technical field of optical glass molding, and mainly solves problems comprising high optical glass waste existing in small-molding-viscosity, short-material-property and easy-crystallization optical glass, and long production period and high cost of optical elements in the present production. The device is mainly characterized in that the device comprises a bed die, a bed die transmission apparatus, side shields, scarper plates, a burning gun, a spray gun, a leaked material tube, a cooling tube and a receiver, wherein the bed die is formed by a narrow and long module group with the modules connected through hinges and tightly arrayed in an annular mode, and the module group is provided with a sinking groove corresponding to glass preforms; the bed die is connected with the bed die transmission apparatus; the burning gun, the spray gun, the leaked material tube, the side shields, the scraper plates and the cooling tube are sequentially arranged above the annular module group; and the receiver is arranged under the side part of the annular module group. The device has the characteristics of continuous production, consistent appearance and shape, and consistent weight, and is mainly used for producing the optical glass preforms having the shortages of small molding viscosity, short material property and easy crystallization.

Description

A kind of opticglass one-step hot moulding device
Technical field
The invention belongs to the optical glass forming technical field.Be specifically related to a kind of for, the very easily device of a class opticglass one-step hot moulding prefabricated component of crystallization poor at condition of high temperature poor stability, meltbility, utilize this shaped device can make moulding viscosity only have the melten glass liquid of 1.5~3 pools to inject mould, and rapid cooling forming.
Background technology
Along with the fast development of digital product upgrading and logistics net, all kinds of optical lens, shooting viewing lens are to large wide-angle, little, the high-resolution future development of volume.Make have high refractive index, preferred material that low dispersion, high permeability opticglass become optical element.And optical glass material will possess above-mentioned performance, in glass forms, will introduce the elements such as a large amount of rare earth elements and Zr, Nb, Ti, Ta, Sr, will reduce or not contain with respect to the content of the optical glass element of Si, B, these low tendencys towards devitrification of Al.And rare earth and Zr, Nb, Ti, Ta, element that Sr plasma radius is larger exist, and make stability, the meltbility variation of the glass condition of high temperature, and high temperature lower-glass attitude melt transforms to the crystallization attitude and often is presented as the situation of " being triggered at any moment ".The characteristics such as recrystallization temperature is high, moulding viscosity is little so this class opticglass generally has, mold temperature narrow range, frit are short.The comparatively ripe mode of production is the billot that opticglass is drawn in advance the certain specification size at present, and cutting, ground finish become optical element again.Or billot being cut into the little fast material of certainweight, the little fast material of second-heating is molded into the optical element of required specification.The above-mentioned mode of production is because cutting, grinding, the process such as heating causes frit useless higher repeatedly, and the optical element production cycle is long, causes the cost of product to remain high.
Summary of the invention
Purpose of the present invention is exactly to provide a kind of to produce that moulding viscosity is little, the one-step hot moulding device of short, the easy crystallization opticglass prefabricated component of material property for above-mentioned weak point.
Technical solution of the present invention is: a kind of opticglass one-step hot moulding device is characterized in that: comprise bed die, bed die transmission mechanism, side shield, scraper plate, burning rifle, spray gun, leakage material pipe, cooling tube and collector; Wherein, bed die is by consisting of through hinge connection, compact arranged in the form of a ring long and narrow module group, this module group is provided with the deep gouge corresponding with gas preform, and each deep gouge forms by the docking of plural module close-packed arrays at least, designs like this and is more conducive to the prefabricated component demoulding; Bed die links to each other with the bed die transmission mechanism; Burning rifle, spray gun, leakage material pipe, side shield, scraper plate, cooling tube are successively set on the top of ring-type module group; Collector is arranged on the side-lower of ring-type module group.
Side shield described in the technical solution of the present invention is two one pair, is arranged on the both sides of ring-type module group.
Scraper plate described in the technical solution of the present invention is hinged on middle part between the side shield by support, and the one end is connected with the connecting rod of driving mechanism.
Scraper plate described in the technical solution of the present invention is two, is separately positioned on the side shield of both sides, and is connected with the connecting rod of driving mechanism.
Two row deep trouths about also having on the bed die edge described in the technical solution of the present invention.
The present invention is owing to adopting by bed die, the bed die transmission mechanism, side shield, scraper plate, burn rifle, spray gun, leak the material pipe, the one-step hot moulding device that cooling tube and collector consist of, wherein, bed die is by connecting through hinge, compact arranged in the form of a ring long and narrow module group consists of, this module group is provided with the deep gouge corresponding with gas preform, bed die links to each other with the bed die transmission mechanism, burn rifle, spray gun, leak the material pipe, side shield, scraper plate, cooling tube is successively set on the top of ring-type module group, collector is arranged on the side-lower of ring-type module group, thereby startup bed die transmission mechanism, make bed die at the uniform velocity, reposefully running, burn rifle and make the bed die preheating, spray gun evenly sprays releasing agent on the bed die surface, leak the material pipe and on bed die, flow out glass melt, scraper plate injects glass melt in the deep gouge of holding successfully in advance, cooling tube cooling air out makes the glass melt in the deep gouge be condensed into rapidly gas preform, and gas preform falls into collector.The present invention has can produce continuously that face shaping is consistent, weight is consistent, moulding viscosity 1.5~3 handkerchiefs, glass ware forming temperature differ with its recrystallization temperature only have 5~20 ℃, characteristics that 1 ℃ of viscosity fluctuation of glass ware forming temperature fluctuation is not more than the 0.03 opticglass one-step hot moulding prefabricated component of mooring.The present invention is mainly used in that moulding viscosity is little, the production of short, the easy crystallization opticglass prefabricated component of material property.
Description of drawings
Fig. 1 is structural representation of the present invention.
Fig. 2 is the structural representation that deep gouge and deep trouth distribute on the bed die.
Fig. 3 is the structural representation of scraper plate embodiment 1.
Fig. 4 is the structural representation of scraper plate embodiment 2.
Embodiment
As shown in Figures 1 to 4.Opticglass one-step hot moulding device of the present invention is made of bed die 2, bed die transmission mechanism 1, side shield 6, scraper plate 7,13, burning rifle 3, spray gun 4, leakage material pipe 5, cooling tube 8 and collector 10.Wherein, bed die 2, side shield 6, scraper plate 7,13 select superhard refractory alloy to make.Bed die 2 is to be formed by a plurality of long and narrow module close-packed arrays, and the adjacent block hinge type connects, end to end in the form of a ring crawler belt pattern, and it is fixed that the quantity of link block is come by the glass trade mark of producing.The face shaping of the prefabricated component of the foundation moulding of wanting is opened deep gouge on the bed die 2, and a plurality of module close-packed arrays consists of a complete deep gouge 11.Side shield 6 is two one pair, is arranged on the top of the both sides of ring-type module group, and the gap of side shield and bed die upper surface is adjustable.Bed die 2 is sleeved on bed die the transmission mechanism 1 upright motion-work wheel and follow-up pulley, and motion-work wheel links to each other with electric motor through belt, and bed die 2 drives running by transmission mechanism 1.Burn rifle 3, spray gun 4, leak and expect that pipe 5, side shield 6, scraper plate 7, cooling tube 8 are successively set on the top of ring-type module group.Collector 10 is arranged on the side-lower of ring-type module group, is used for falling into of gas preform 9.Two row deep trouths 12 about also having on bed die 2 edges are used for collecting clout.Embodiment 1 scraper plate 7 is hinged on middle part between the side shield 6 by support, and the one end is connected with the connecting rod of driving mechanism, scrapes about as automobile wiper, by scraping about it glass melt that is cast on the bed die 2 is injected in the deep gouge 11.Embodiment 2 scraper plates 13 are two, are separately positioned on the side shield 6 of both sides, and are connected with the connecting rod of driving mechanism, scraper plate 13 is driven by connecting rod relatively scrape.Blowing out cooling air from cooling tube 8 can make glass melt form the glass grumeleuse through cooling off fast.
Step is as follows during casting work:
(1) start bed die transmission mechanism 1, make bed die at the uniform velocity, reposefully running.
(2) regulate the size of burning rifle 3 flames, make the bed die preheating.
(3) regulate spray gun 4, make releasing agent be sprayed on equably the bed die surface.
(4) regulate the size of leaking material pipe 5 electrode currents, temperature and the flow of control cast glass liquation.
(5) regulate scraper plate 7 and scrape dynamic frequency, glass melt is injected in the deep gouge of holding successfully in advance.
(6) size of adjusting cooling air 8 is that the glass melt in the deep gouge is condensed into rapidly gas preform.
(7) by bed die at the uniform velocity, reposefully the running make the gas preform 9 of forming fall into collector.
It is smooth that the cooperation of above-mentioned each step is wanted, and key link is the dynamic frequency of scraping of the running speed of bed die, the control of leaking material pipe temperature, scraper plate.Adjust this several key links, make the just right of each link cooperation, just can produce the opticglass prefabricated component that outward appearance is consistent, weight is consistent, and the clout that production process produces is few.

Claims (5)

1. an opticglass one-step hot moulding device is characterized in that: comprise bed die (2), bed die transmission mechanism (1), side shield (6), scraper plate (7), burn rifle (3), spray gun (4), leak material pipe (5), cooling tube (8) and collector (10); Wherein, bed die (2) is by consisting of through hinge connection, compact arranged in the form of a ring long and narrow module group, and this module group is provided with the deep gouge (11) corresponding with gas preform (9), and each deep gouge is formed by plural module close-packed arrays docking at least; Bed die (2) links to each other with bed die transmission mechanism (1); Burn rifle (3), spray gun (4), leak and expect that pipe (5), side shield (6), scraper plate (7), cooling tube (8) are successively set on the top of ring-type module group; Collector (10) is arranged on the side-lower of ring-type module group.
2. a kind of opticglass one-step hot moulding device according to claim 1, it is characterized in that: described side shield (6) is two one pair, is arranged on the both sides of ring-type module group.
3. a kind of opticglass one-step hot moulding device according to claim 1 and 2 is characterized in that: described scraper plate (7) is hinged on middle part between the side shield (6) by support, and the one end is connected with the connecting rod of driving mechanism.
4. described a kind of opticglass one-step hot moulding device according to claim 1 and 2, it is characterized in that: described scraper plate (13) is two, is separately positioned on the side shield (6) of both sides, and is connected with the connecting rod of driving mechanism.
5. a kind of opticglass one-step hot moulding device according to claim 1 and 2 is characterized in that: two row deep trouths (12) about also having on described bed die (2) edge.
CN201110212132.7A 2011-07-27 2011-07-27 Once thermal molding device of optical glass Active CN102849927B (en)

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CN201110212132.7A CN102849927B (en) 2011-07-27 2011-07-27 Once thermal molding device of optical glass

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CN102849927B CN102849927B (en) 2015-01-14

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111116013A (en) * 2019-12-11 2020-05-08 湖北新华光信息材料有限公司 Molding and cooling device and method for fluorophosphate optical glass

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007246363A (en) * 2006-03-17 2007-09-27 Hoya Corp Method of mass-producing preform for precision press molding, preform molding apparatus, and method for producing optical device
CN101045602A (en) * 2006-03-27 2007-10-03 株式会社小原 Device and method for manufacturing glass shaping product
JP2008105929A (en) * 2006-09-27 2008-05-08 Hoya Corp Molten glass delivery pipe, glass production apparatus, glass molding production method, and optical element production method
CN202214287U (en) * 2011-07-27 2012-05-09 湖北新华光信息材料有限公司 One-time thermal forming device for optical glass

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007246363A (en) * 2006-03-17 2007-09-27 Hoya Corp Method of mass-producing preform for precision press molding, preform molding apparatus, and method for producing optical device
CN101045602A (en) * 2006-03-27 2007-10-03 株式会社小原 Device and method for manufacturing glass shaping product
JP2008105929A (en) * 2006-09-27 2008-05-08 Hoya Corp Molten glass delivery pipe, glass production apparatus, glass molding production method, and optical element production method
CN202214287U (en) * 2011-07-27 2012-05-09 湖北新华光信息材料有限公司 One-time thermal forming device for optical glass

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111116013A (en) * 2019-12-11 2020-05-08 湖北新华光信息材料有限公司 Molding and cooling device and method for fluorophosphate optical glass
CN111116013B (en) * 2019-12-11 2022-06-17 湖北新华光信息材料有限公司 Molding and cooling device and method for fluorophosphate optical glass

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