CN205088105U - Optical glass bar forming device - Google Patents
Optical glass bar forming device Download PDFInfo
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- CN205088105U CN205088105U CN201520872712.2U CN201520872712U CN205088105U CN 205088105 U CN205088105 U CN 205088105U CN 201520872712 U CN201520872712 U CN 201520872712U CN 205088105 U CN205088105 U CN 205088105U
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- bar
- feed liquor
- mould
- molding cavity
- guide groove
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Abstract
The utility model discloses a do benefit to the orderly optical glass bar forming device who flows of glass liquid. This optical glass bar forming device, including the bar mould that has bar shaping inner chamber, be equipped with the feed liquor guide slot that the longitudinal section is the arcs of recesses in the bar mould, the import and the external world of feed liquor guide slot communicate with each other, and the export of feed liquor guide slot links to each other with the import of bar shaping inner chamber. Through the water conservancy diversion effect of feed liquor guide slot to injecting glass liquid into, can make glass liquid flow in order, increase effective condenser cooling surface to the cooling is even, prevents the shaping stripe, has improved the appearance quality of the optical glass blank spare of output.
Description
Technical field
The utility model belongs to optical glass forming field, is specifically related to a kind of opticglass bar shaped device.
Background technology
Opticglass bar forming mould is one of main device producing opticglass bar.After the glass metal of high temperature fused state is injected bar forming mould, glass metal moves along the length direction of bar dies cavity, and solidify to form glass bar under the cooling effect of mould.
Existing opticglass bar forming mould, as Authorization Notice No. is: the utility model patent of CN203319847U discloses a kind of opticglass bar forming mould and frock, comprise bar mould, described bar dies cavity be import little, export large taper shape; Front portion by import outside bar mould is provided with cooling jacket; Bar die top is provided with the removable top cover cut down from bar mould; Bar mould is fixing on the operational platform by the first back-up block, the 3rd back-up block, and bar mould and service platform plane are the angle of inclination of 5 ° ~ 15 °; Service platform is provided with the second back-up block from bar mould both sides by top cover clamping and positioning.Its shortcoming does not arrange corresponding feeding structure, glass metal directly injects from the import of bar molding cavity or the opening of bar mould upstream often through leakage material pipe, easily causing the unordered flowing of glass metal, there is shaping striped in product, during especially for low viscosity glass liquid producing shaped.
Utility model content
The technical problems to be solved in the utility model is to provide a kind of opticglass bar shaped device being beneficial to glass metal olderly flowage.
The utility model solves the technical scheme that its technical problem adopts: opticglass bar shaped device, comprise the bar mould with bar molding cavity, the feed liquor guide groove that vertical section is arcs of recesses is provided with in described bar mould, the import of described feed liquor guide groove communicates with the external world, and the outlet of feed liquor guide groove is connected with the import of bar molding cavity.
Further, the import of described feed liquor guide groove is positioned at the top of bar mould, the outlet of feed liquor guide groove and the tangent transition of import of bar molding cavity.
Further, described bar molding cavity is the conical bores that inlet diameter is less than exit diameter.
Further, the inlet diameter of described bar molding cavity differs 0.5 ~ 2mm with exit diameter.
Further, be also provided with the cooling cavities for cooling feed liquor guide groove in described bar mould, described cooling cavities is provided with cooling entrance and coolant outlet.
Further, described cooling cavities is positioned at the front end of bar mould, and corresponding with feed liquor guide groove.
Further, the top of described bar mould is also removably provided with the front end removable top cover and rear end removable top cover that can open feed liquor guide groove and bar molding cavity respectively.
Be further, described bar mould is arranged with cooling jacket, the top of described cooling jacket is arranged on the bar mould upstream outer wall corresponding to bar molding cavity, and the bottom of cooling jacket is arranged on feed liquor guide groove and the bar mould bottom outer wall corresponding to bar molding cavity.
Further, this device also comprises service platform, described in draw together service platform and comprise platform basal plane and be arranged on back-up block on platform basal plane, described bar mould 1 is placed on back-up block.
Further, described back-up block is two and is supported on the forward and backward two ends of bar mould respectively, and the bar mold outer surface that the upper end of back-up block supports with it respectively matches; The mode that described bar mould 1 tilts down with bar molding cavity is placed on back-up block, and the medullary ray of bar molding cavity and the angle of horizontal plane are less than or equal to 5 °.
The beneficial effects of the utility model are:
(1), by the guide functions of feed liquor guide groove to implantation glass liquid, glass metal olderly flowage can be made, increase effective cooling area, and cooling evenly, prevents shaping striped, improve the type quality of the optical glass blank part of output.
(2), the tangent transition position that the outlet of feed liquor guide groove can be made to be connected with the import of bar molding cavity is smooth, is beneficial to the olderly flowage of glass metal.
(3), the cooling cavities high temp glass liquid that can realize just entering mould lowers the temperature, and adjustment glass metal viscosity, prevents shaping striped from producing further.
(4), front end removable top cover and rear end removable top cover can improve the regulated efficiency at shaping initial stage, reduces mould blocking, and after there is blocking in mould rapidly process recover normally shaping.
(5), the medullary ray of bar molding cavity and the angle of horizontal plane be less than or equal to 5 °, is beneficial to the follow-up traction of opticglass bar, anneal operation, uses existing level traction annealing furnace to complete.
Accompanying drawing explanation
Fig. 1 is enforcement structural representation of the present utility model;
Be labeled as in figure: bar mould 1, bar molding cavity 11, feed liquor guide groove 12, cooling cavities 13, front end removable top cover 14, rear end removable top cover 15, cooling jacket 2, service platform 3, platform basal plane 31, back-up block 32.
Embodiment
Below in conjunction with accompanying drawing, the utility model is further described.
As shown in Figure 1, opticglass bar shaped device, comprise the bar mould 1 with bar molding cavity 11, the feed liquor guide groove 12 that vertical section is arcs of recesses is provided with in described bar mould 1, the import of described feed liquor guide groove 12 communicates with the external world, and the outlet of feed liquor guide groove 12 is connected with the import of bar molding cavity 11.Wherein, feed liquor guide groove 12 has guide functions, can prevent the splashing of implantation glass liquid on the one hand, and the glass metal that can inject on the other hand flows into bar molding cavity 11 in order; Glass metal olderly flowage, can avoid local coagulation to result in blockage, and also increases the effective cooling area of glass metal and bar molding cavity 11 wall simultaneously, makes cooling even, prevents shaping striped.Feed liquor guide groove 12 is generally the bend pipe passage of concave arc shape, and the cross section of its width is generally circular.Preferably, conveniently described in implantation glass liquid, the import of feed liquor guide groove 12 is positioned at the top of bar mould 1; Again in order to make the position of connection smooth, be beneficial to the olderly flowage of glass metal, the outlet of described feed liquor guide groove 12 and the tangent transition of import of bar molding cavity 11.
For the ease of the output of opticglass bar, described bar molding cavity 11 is less than the conical bores of exit diameter for inlet diameter.Preferably, the inlet diameter of described bar molding cavity 11 differs 0.5 ~ 2mm with exit diameter.
Consider that the temperature of glass liquid just flowed into is higher, in order to adjust glass metal viscosity (glass metal viscosity with temperature reduce and increase), with improve glass bar shaping after quality, the cooling cavities 13 for cooling feed liquor guide groove 12 is also provided with in described bar mould 1, described cooling cavities 13 is provided with cooling entrance and coolant outlet, as indicated with 1.Cooling entrance in cooling cavities 13 is generally one, and coolant outlet is generally two; Can pass into cooling gas in cooling cavities 13 by this cooling entrance or cooling liqs cools feed liquor guide groove 12, cooling gas or cooling liqs can be stored in cooling cavities 13 and also can circulate.Concrete, described cooling cavities 13 is positioned at the front end of bar mould 1, and corresponding with feed liquor guide groove 12; Wherein, the outlet place end of bar molding cavity 11 is the rear end of bar mould 1, and namely the front end of bar mould 1 refers to end farthest, distance its rear end on bar mould 1.
Conveniently clear up in time after blocking appears in mould, more as shown in Figure 1, the top of described bar mould 1 is also removably provided with the front end removable top cover 14 and rear end removable top cover 15 that can open feed liquor guide groove 12 and bar molding cavity 11 respectively.
Preferably, described bar mould 1 is arranged with cooling jacket 2, the top of described cooling jacket 2 is arranged in bar mould 1 external wall of upper portion corresponding to bar molding cavity 11, and the bottom of cooling jacket 2 is arranged on feed liquor guide groove 12 and the bar mould 1 bottom outer wall corresponding to bar molding cavity 11.Cooling jacket 2 is for making glass metal cooling forming.
As a kind of preferred version of the present utility model, this device also comprises service platform 3, described in draw together service platform 3 and comprise platform basal plane 31 and be arranged on the back-up block 32 on platform basal plane 31, described bar mould 1 is placed on back-up block 32.Concrete, described back-up block 32 is two and is supported on the forward and backward two ends of bar mould 1 respectively, and bar mould 1 outside surface that the upper end of back-up block 32 supports with it respectively matches; Described bar mould 1 is placed on back-up block 32 in the mode that bar molding cavity 11 tilts down, and the medullary ray of bar molding cavity 11 and the angle of horizontal plane are less than or equal to 5 °.The medullary ray of bar molding cavity 11 and the angle of horizontal plane are less than or equal to 5 °, are beneficial to the follow-up traction of opticglass bar, anneal operation, use existing level traction annealing furnace to complete.
Embodiment:
Opticglass bar shaped device, comprises the bar mould 1 and service platform 3 with bar molding cavity 11; Described bar molding cavity 11 is inlet diameters is ф 29.9mm, exit diameter is ф 30.9mm, length is the conical bores of 300mm; The feed liquor guide groove 12 that vertical section is arcs of recesses is provided with in described bar mould 1, the elbow-shaped passage of feed liquor guide groove 12 to be diameters be ф 29.9mm, the import of described feed liquor guide groove 12 is positioned at the top of bar mould 1 and communicates with the external world, and the outlet of feed liquor guide groove 12 is connected with the tangent transition of the import of bar molding cavity 11; The front end of bar mould 1 inside corresponding to feed liquor guide groove 12 is provided with the cooling cavities 13 for cooling feed liquor guide groove 12, and described cooling cavities 13 is provided with a cooling entrance and two coolant outlets; The top of described bar mould 1 is also removably provided with the front end removable top cover 14 and rear end removable top cover 15 that can open feed liquor guide groove 12 and bar molding cavity 11 respectively; Described bar mould 1 is arranged with cooling jacket 2, the top of described cooling jacket 2 is arranged in bar mould 1 external wall of upper portion corresponding to bar molding cavity 11, and the bottom of cooling jacket 2 is arranged on feed liquor guide groove 12 and the bar mould 1 bottom outer wall corresponding to bar molding cavity 11; Described two back-up blocks 32 drawn together service platform 3 and comprise platform basal plane 31 and be arranged on platform basal plane 31, two back-up blocks 32 are supported on the forward and backward two ends of bar mould 1 respectively, and bar mould 1 outside surface that the upper end of back-up block 32 supports with it respectively matches; Described bar mould 1 is placed on back-up block 32 in the mode that bar molding cavity 11 tilts down, and the angle of the medullary ray of bar molding cavity 11 and horizontal plane is 1 °.Above bar mould 1 and cooling jacket 2 aluminium bronze make, and service platform 3 selects cast iron and structure iron to make.
The H-XXX trade mark bar adopting above-mentioned opticglass bar shaped device to produce φ 30 is example, and the H-XXX trade mark is low viscosity product and drop temperature is higher.
First, cooling jacket 2, front end removable top cover 14 and rear end removable top cover 15 is taken off;
Then, the import of high-temperature molten glass from feed liquor guide groove 12 injected, glass metal enters bar molding cavity 11 along feed liquor guide groove 12, realizes flowing regularly at the effect lower-glass liquid of feed liquor guide groove 12;
Then, entering the flow of viscosity situation adjustment cooling cavities 13 inner cooling water of this device according to glass precursor solution, when glass metal viscosity is suitable, using draw hook by the traction of glass stick front end to drawing stove, and ensure that glass is full of the half of bar molding cavity 11, do not overflow;
Again then, after traction is stable, front end removable top cover 14 is installed, and cooling jacket 2 is installed, in cooling jacket 2, pass into water coolant;
Again then, adjust pulling speed gradually and make glass metal be full of whole feed liquor guide groove 12, liquid level does not exceed the import of feed liquor guide groove 12;
Again then, the discharge in cooling jacket 2 and cooling cavities 13 is adjusted, to improve bar type quality;
Finally, rear end removable top cover 15 is installed, guarantee that bar bar circularity before entering traction stove is maintained; In follow-up operation, can regulate the position of the cooling water flow in cooling cavities 13, cooling jacket 2 and cooling jacket 2 further, solve the problem of bar striped.
The H-XXX trade mark opticglass bar blank type quality of the φ 30 produced by above-mentioned opticglass bar shaped device is good.
Claims (10)
1. opticglass bar shaped device, comprise the bar mould (1) with bar molding cavity (11), it is characterized in that: in described bar mould (1), be provided with the feed liquor guide groove (12) that vertical section is arcs of recesses, the import of described feed liquor guide groove (12) communicates with the external world, and the outlet of feed liquor guide groove (12) is connected with the import of bar molding cavity (11).
2. opticglass bar shaped device as claimed in claim 1, it is characterized in that: the import of described feed liquor guide groove (12) is positioned at the top of bar mould (1), the outlet of feed liquor guide groove (12) and the tangent transition of import of bar molding cavity (11).
3. opticglass bar shaped device as claimed in claim 1, is characterized in that: described bar molding cavity (11) is less than the conical bores of exit diameter for inlet diameter.
4. opticglass bar shaped device as claimed in claim 3, is characterized in that: the inlet diameter of described bar molding cavity (11) differs 0.5 ~ 2mm with exit diameter.
5. the opticglass bar shaped device as described in claim 1,2,3 or 4, it is characterized in that: be also provided with the cooling cavities (13) for cooling feed liquor guide groove (12) in described bar mould (1), described cooling cavities (13) is provided with cooling entrance and coolant outlet.
6. opticglass bar shaped device as claimed in claim 5, is characterized in that: described cooling cavities (13) is positioned at the front end of bar mould (1), and corresponding with feed liquor guide groove (12).
7. the opticglass bar shaped device as described in claim 1,2,3 or 4, is characterized in that: the top of described bar mould (1) is also removably provided with the front end removable top cover (14) and rear end removable top cover (15) that can open feed liquor guide groove (12) and bar molding cavity (11) respectively.
8. the opticglass bar shaped device as described in claim 1,2,3 or 4, it is characterized in that: described bar mould (1) is arranged with cooling jacket (2), the top of described cooling jacket (2) is arranged in bar mould (1) external wall of upper portion corresponding to bar molding cavity (11), and the bottom of cooling jacket (2) is arranged on feed liquor guide groove (12) and bar mould (1) the bottom outer wall corresponding to bar molding cavity (11).
9. the opticglass bar shaped device as described in claim 1,2,3 or 4, it is characterized in that: also comprise service platform (3), described service platform (3) of drawing together comprises platform basal plane (31) and is arranged on the back-up block (32) on platform basal plane (31), and described bar mould (1) is placed on back-up block (32).
10. opticglass bar shaped device as claimed in claim 9, it is characterized in that: described back-up block (32) is two and is supported on the forward and backward two ends of bar mould (1) respectively, and bar mould (1) outside surface that the upper end of back-up block (32) supports with it respectively matches; The mode that described bar mould (1) is tilted down with bar molding cavity (11) is placed on back-up block (32), and the medullary ray of bar molding cavity (11) and the angle of horizontal plane are less than or equal to 5 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520872712.2U CN205088105U (en) | 2015-11-04 | 2015-11-04 | Optical glass bar forming device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520872712.2U CN205088105U (en) | 2015-11-04 | 2015-11-04 | Optical glass bar forming device |
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| Publication Number | Publication Date |
|---|---|
| CN205088105U true CN205088105U (en) | 2016-03-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520872712.2U Active CN205088105U (en) | 2015-11-04 | 2015-11-04 | Optical glass bar forming device |
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| CN (1) | CN205088105U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106396349A (en) * | 2016-08-31 | 2017-02-15 | 湖北新华光信息材料有限公司 | Optical glass round rod one-shot moulding and moulding automatic control device |
| CN107500514A (en) * | 2017-07-04 | 2017-12-22 | 湖北新华光信息材料有限公司 | The small billot shaped device of optical glass |
| CN111620550A (en) * | 2020-05-29 | 2020-09-04 | 湖北新华光信息材料有限公司 | Low-melting-point optical glass forming device |
-
2015
- 2015-11-04 CN CN201520872712.2U patent/CN205088105U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106396349A (en) * | 2016-08-31 | 2017-02-15 | 湖北新华光信息材料有限公司 | Optical glass round rod one-shot moulding and moulding automatic control device |
| CN106396349B (en) * | 2016-08-31 | 2019-03-15 | 湖北新华光信息材料有限公司 | The one-pass molding of optical glass pole and forming automatic control device |
| CN107500514A (en) * | 2017-07-04 | 2017-12-22 | 湖北新华光信息材料有限公司 | The small billot shaped device of optical glass |
| CN111620550A (en) * | 2020-05-29 | 2020-09-04 | 湖北新华光信息材料有限公司 | Low-melting-point optical glass forming device |
| CN111620550B (en) * | 2020-05-29 | 2023-01-24 | 湖北新华光信息材料有限公司 | Low-melting-point optical glass forming device |
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