CN108751693B - Chuck heat insulation device for glass adapter lathe - Google Patents
Chuck heat insulation device for glass adapter lathe Download PDFInfo
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- CN108751693B CN108751693B CN201810594786.2A CN201810594786A CN108751693B CN 108751693 B CN108751693 B CN 108751693B CN 201810594786 A CN201810594786 A CN 201810594786A CN 108751693 B CN108751693 B CN 108751693B
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- heat insulation
- chuck
- driving
- hollow
- lathe
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- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B37/00—Manufacture or treatment of flakes, fibres, or filaments from softened glass, minerals, or slags
- C03B37/01—Manufacture of glass fibres or filaments
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B37/00—Manufacture or treatment of flakes, fibres, or filaments from softened glass, minerals, or slags
- C03B37/01—Manufacture of glass fibres or filaments
- C03B37/012—Manufacture of preforms for drawing fibres or filaments
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B37/00—Manufacture or treatment of flakes, fibres, or filaments from softened glass, minerals, or slags
- C03B37/01—Manufacture of glass fibres or filaments
- C03B37/012—Manufacture of preforms for drawing fibres or filaments
- C03B37/01205—Manufacture of preforms for drawing fibres or filaments starting from tubes, rods, fibres or filaments
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Turning (AREA)
Abstract
The invention relates to a chuck heat insulation device for a glass adapter lathe, which is characterized by comprising a connecting support, wherein a hollow fixed disc is arranged on the connecting support, an involutory hollow rotary disc is configured corresponding to the hollow fixed disc, and a light ring type heat insulation ring is arranged between the hollow fixed disc and the hollow rotary disc. The aperture type heat insulation ring forms an equilateral polygon center hole, and the aperture heat insulation ring is formed by splicing acute angle heat insulation plates with the same number of polygonal edges along the circumferential direction. According to the invention, the aperture type heat insulation ring is arranged, so that the chuck of the glass adapter lathe can be effectively insulated, the phenomenon that the chuck is locked due to overheating of the chuck is avoided, the normal operation of the chuck is ensured, the use efficiency of equipment is improved, and the maintenance cost of the equipment is reduced; the aperture of the light ring type heat insulation ring is adjustable, so that the device can be used for glass workpieces with different diameters, and can prevent a heat source from transferring heat to the chuck to the maximum extent, and the device has better heat insulation performance and good applicability; the invention also has the characteristics of reasonable and compact structure arrangement and convenient use and operation.
Description
Technical Field
The invention relates to a chuck heat insulation device for a glass adapter lathe, and belongs to the technical field of optical fiber preform processing equipment.
Background
In the preform processing process in the optical fiber manufacturing industry, a large number of glass adapter lathes are adopted to carry out high-temperature firing treatment on cylindrical or tubular glass workpieces. The glass connecting pipe lathe comprises a lathe body and chucks arranged at two ends of the lathe body, a glass workpiece is clamped by the chucks at the two ends, a firing furnace capable of moving back and forth is arranged on a guide rail of the lathe body between the two chucks, and a gas blast lamp is arranged on the firing furnace. During the process of processing and firing the glass workpiece, flame heat is sprayed out from windows on two sides of the firing furnace, and when the firing furnace is close to the chuck, a large amount of flame and heat can be transferred to the chuck, so that the chuck is locked or even locked due to thermal deformation and volatilization of lubricating oil. The machine is required to be stopped, cooled and restarted, so that the machining efficiency is reduced, and certain influence is caused on the machining quality of the workpiece.
Disclosure of Invention
The invention aims to solve the technical problem of designing a chuck heat insulation device for a glass adapter lathe aiming at the defects in the prior art, wherein the device not only can effectively insulate heat and keep the chuck to normally rotate, but also can adjust the aperture and be suitable for clamping glass workpieces with different diameters.
The technical scheme adopted by the invention for solving the problems is as follows: the heat-insulating device comprises a connecting support, wherein a hollow fixed disc is arranged on the connecting support, an involutory hollow rotary disc is configured corresponding to the hollow fixed disc, and a light ring type heat-insulating ring is arranged between the hollow fixed disc and the hollow rotary disc.
According to the scheme, the aperture type heat insulation ring forms an equal-polygon center hole, the aperture heat insulation ring is formed by splicing the equal-polygon-edge-number acute angle heat insulation plates along the circumferential direction, the splicing acute angle of each acute angle heat insulation plate is the same, and the splicing acute angle is 2 l/polygon edge number.
According to the scheme, the acute-angle-shaped heat insulation plate is triangular, and the opposite side of the acute splicing angle is an arc and/or a bent side.
According to the scheme, the hollow fixed disc is provided with the internal and external moving sliding grooves corresponding to the intervals of each acute angle-shaped heat insulation plate along the circumferential direction, the back of each acute angle-shaped heat insulation plate is provided with the limiting convex blocks or the limiting pins and is configured with the internal and external moving sliding grooves, the hollow rotary disc is provided with the internal and external driving sliding grooves corresponding to the intervals of each acute angle-shaped heat insulation plate along the circumferential direction, and the driving convex blocks or the driving pins and the internal and external driving sliding grooves are configured on the front side of each acute angle-shaped heat insulation plate.
According to the scheme, the inner and outer moving chutes are inner and outer moving straight grooves, the straight grooves are perpendicular to the triangular bottom edges of the acute angle-shaped heat insulation plates, the limiting lugs are rectangular lugs, and the number of the limiting pins is 2, so that the acute angle-shaped heat insulation plates move along the inner and outer moving straight grooves without deflection.
According to the scheme, the inner and outer driving sliding grooves are inwards concave curved grooves, the curved tracks deflect from outside to inside, the driving lugs are arc surface lugs, and the number of the driving pins is 1, so that the acute-angle-shaped heat insulation plate is driven to move inside and outside.
According to the scheme, 8-18 sharp-angle-shaped heat insulation plates are arranged; the diameter of the inscribed circle of the equal-polygon central hole is phi 120-phi 396 mm.
According to the scheme, the acute-angle-shaped heat insulation plate is provided with 10-12 blocks.
According to the scheme, the hollow fixed disc is circular, the grooved rollers are arranged at intervals on the periphery of the circular hollow fixed disc, the hollow rotary disc is circular, the periphery of the circular hollow rotary disc is matched with the grooved rollers, and the involutive circular hollow rotary disc is supported by the grooved rollers in a rolling mode.
According to the scheme, the rotary driving device is arranged outside the hollow rotary disc.
According to the scheme, the rotary driving device comprises an arc-shaped rack fixedly connected with the hollow rotary disc, a driving gear arranged on the connecting bracket and meshed with the arc-shaped rack, and a driving element connected with the driving gear; the driving element is a hand wheel or a motor with a speed changer.
When the glass adapter lathe chuck is used, the glass adapter lathe chuck is arranged in front of the glass adapter lathe chuck, the central hole is opened to the maximum state before the glass adapter lathe chuck is used, so that the glass workpiece can be conveniently clamped, the hole diameter of the central hole is inwards contracted to be close to the diameter of the glass workpiece through the rotary driving device before the glass adapter lathe chuck enters a working state after the glass workpiece is clamped, and the rotation of the workpiece is not influenced.
The invention has the beneficial effects that: 1. by arranging the aperture type heat insulation ring, the chuck of the glass adapter lathe can be effectively insulated, the phenomenon that the chuck is locked due to overheating of the chuck is avoided, the normal operation of the chuck is ensured, the use efficiency of equipment is improved, and the maintenance cost of the equipment is reduced; 2. the aperture of the light ring type heat insulation ring is adjustable, so that the device can be used for glass workpieces with different diameters, and can prevent a heat source from transferring heat to the chuck to the maximum extent, and the device has better heat insulation performance and good applicability; 3. the invention has reasonable and compact structure and convenient use and operation.
Drawings
Fig. 1 is a perspective view of a conventional glass adapter lathe.
Fig. 2 is a front perspective view of an embodiment of the present invention.
Fig. 3 is a front perspective view of a separation structure in accordance with an embodiment of the present invention.
Fig. 4 is a perspective view of a rear view separation structure of one embodiment of the present invention.
FIG. 5 is a front perspective view of an aperture type thermal shield ring retracted to a smaller aperture size in accordance with one embodiment of the present invention.
FIG. 6 is a view showing the use state of the present invention installed in front of a chuck of a glass adapter lathe.
Detailed Description
The invention is further described and illustrated in the following figures and examples.
The glass adapter lathe comprises a lathe body 1 and chucks 5 arranged at two ends of the lathe body, a glass workpiece 4 is clamped by the chucks at two ends, a firing furnace 2 capable of moving back and forth is arranged on a guide rail of the lathe body between the two chucks, and a gas blast burner 3 is arranged on the firing furnace. The heat insulation device is arranged in front of a chuck 5 of a glass adapter lathe and comprises a frame-shaped connecting support 6, wherein the frame-shaped connecting support comprises an upper connecting frame and a cantilever type underframe connected with the upper connecting frame, and the underframe is connected with a lathe bed. The upper connecting frame of the connecting bracket is provided with a hollow fixed disc 7, the hollow fixed disc is provided with an involutive hollow rotary disc 9 corresponding to the hollow fixed disc, the hollow fixed disc is circular, 6 grooved rollers 8 are arranged at intervals on the periphery of the circular hollow fixed disc, the hollow rotary disc is circular, the periphery of the circular hollow rotary disc is matched with the grooved rollers, and the involutive circular hollow rotary disc is supported by the grooved rollers in a rolling way. Install light ring type heat insulating ring between cavity price fixing and cavity carousel, light ring type heat insulating ring form equal polygon centre bore, light ring type heat insulating ring and equal polygon centre bore form by the mutual concatenation of acute angle shape heat insulating board 10 that equals with equal polygon limit number along circumference, and the concatenation acute angle alpha of every acute angle shape heat insulating board is the same, is 2L/polygon limit number. In the embodiment, the acute angle heat insulation plates are 12, the number of the edges of the polygonal central hole is 12, and the acute angle of each acute angle heat insulation plate is 2L/12 = L/6, namely 30 degrees; the acute-angle-shaped heat insulation plate is triangular, the opposite side of the acute angle corresponding to splicing is formed by an arc and a bent side and is configured with the excircle of the hollow fixed disc, and the acute-angle-shaped heat insulation plate can be formed by a temperature-resistant heat insulation material or a vacuum plate. The cavity decide dish set up inside and outside removal spout 14 corresponding to every sharp corner shape heat insulating board interval along circumference, sharp corner shape heat insulating board back installed spacing lug or spacing pin 16 and inside and outside removal spout and disposed mutually, inside and outside removal spout be inside and outside removal straight flute, and this straight flute is mutually perpendicular with the triangle-shaped bottom of sharp corner shape heat insulating board, spacing lug be the rectangle lug, spacing pin be 2, the interval is laid to make sharp corner shape heat insulating board remove and do not deflect along inside and outside removal straight flute. The hollow rotary table is provided with inner and outer driving sliding grooves 17 corresponding to each acute-angle-shaped heat insulation plate at intervals along the circumferential direction, and the front surface of each acute-angle-shaped heat insulation plate is provided with a driving pin 15 which is configured with the inner and outer driving sliding grooves; the inner and outer driving sliding grooves are inwards concave arc grooves, arc tracks deflect from outside to inside, the number of the driving pins is 1, and the driving pins are shifted by the inner and outer driving sliding grooves through rotating the hollow rotary disc, so that the acute-angle-shaped heat insulation plate is driven to move inside and outside. The external surface of the hollow rotary disc is provided with a rotary driving device, the rotary driving device comprises an arc-shaped rack 13 fixedly connected with the hollow rotary disc, a driving gear 11 arranged on the connecting bracket and meshed with the arc-shaped rack, and a hand wheel 12 connected with the driving gear, and the tooth shapes of the arc-shaped rack and the driving gear can be pin teeth or bevel teeth at equal intervals.
Claims (8)
1. A chuck heat insulation device for a glass adapter lathe is characterized by comprising a connecting support, wherein a hollow fixed disc is arranged on the connecting support, an involutory hollow rotary disc is configured corresponding to the hollow fixed disc, and a light ring type heat insulation ring is arranged between the hollow fixed disc and the hollow rotary disc; the aperture type heat insulation ring forms an equipolygonal central hole, the aperture type heat insulation ring is formed by splicing acute angle heat insulation plates with the same number of equal polygonal edges along the circumferential direction, and the splicing acute angles of each acute angle heat insulation plate are the same and are 2 l/polygonal edges; the hollow fixed disc is circular, grooved rollers are arranged at intervals on the periphery of the circular hollow fixed disc, the hollow rotary disc is circular, the periphery of the circular hollow rotary disc is configured with the grooved rollers, and the involutory circular hollow rotary disc is supported by the grooved rollers in a rolling way.
2. The chuck heat-insulating device for a glass adapter lathe according to claim 1, wherein the acute-angle-shaped heat-insulating plate is triangular, and opposite sides thereof corresponding to the acute splicing angle are circular arcs and/or bent sides.
3. The heat insulating device of chuck for glass adapter lathe according to claim 1 or 2, characterized in that the hollow stationary platen is provided with inner and outer moving chutes corresponding to each acute angle shaped heat insulating plate at intervals in the circumferential direction, the back of the acute angle shaped heat insulating plate is provided with a limit projection or a limit pin to be disposed with the inner and outer moving chutes, the hollow stationary platen is provided with inner and outer driving chutes corresponding to each acute angle shaped heat insulating plate at intervals in the circumferential direction, and the front of the acute angle shaped heat insulating plate is provided with a driving projection or a driving pin to be disposed with the inner and outer driving chutes.
4. The heat insulating device of a chuck for a glass adapter lathe according to claim 3, wherein the inner and outer moving slide grooves are inner and outer moving straight grooves which are perpendicular to the triangular bottom edge of the acute angle shaped heat insulating plate, the limit protrusions are rectangular protrusions, and the number of the limit pins is 2 so that the acute angle shaped heat insulating plate moves along the inner and outer moving straight grooves without deflection.
5. The chuck heat-insulating device for a glass adapter lathe as claimed in claim 3, wherein the inner and outer driving sliding grooves are concave curved grooves, the curved track is deflected from outside to inside, the driving protrusions are arc protrusions, and the number of the driving pins is 1, so as to drive the acute-angle-shaped heat-insulating plate to move inside and outside.
6. The chuck heat-insulating device for a glass adapter lathe according to claim 3, wherein 8 to 18 sharp-angled heat-insulating plates are provided; the diameter of the inscribed circle of the equal-polygon central hole is phi 120-phi 396 mm.
7. The chuck heat-insulating device for a glass stub lathe according to claim 1 or 2, wherein a rotary drive is provided outside the hollow rotary disk.
8. The chuck heat-insulating device for a glass adapter lathe as claimed in claim 7, wherein said rotary driving means comprises an arc-shaped rack fixedly connected to the hollow rotary table, a driving gear installed on the connecting bracket to be engaged with the arc-shaped rack, and a driving member connected to the driving gear; the driving element is a hand wheel or a motor with a speed changer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810594786.2A CN108751693B (en) | 2018-06-11 | 2018-06-11 | Chuck heat insulation device for glass adapter lathe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810594786.2A CN108751693B (en) | 2018-06-11 | 2018-06-11 | Chuck heat insulation device for glass adapter lathe |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108751693A CN108751693A (en) | 2018-11-06 |
| CN108751693B true CN108751693B (en) | 2021-11-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810594786.2A Active CN108751693B (en) | 2018-06-11 | 2018-06-11 | Chuck heat insulation device for glass adapter lathe |
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| Country | Link |
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| CN (1) | CN108751693B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111397554A (en) * | 2020-04-09 | 2020-07-10 | 雷昌贵 | Ultrasonic thickness gauge for pipeline detection |
Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58185446A (en) * | 1982-04-21 | 1983-10-29 | Hitachi Cable Ltd | Preparation of base material for optical fiber |
| CN1433981A (en) * | 2003-01-28 | 2003-08-06 | 烽火通信科技股份有限公司 | Machine for forming rod of prefabricated optical fibre rod by induction heating |
| CN101391513A (en) * | 2008-10-24 | 2009-03-25 | 汕头市远东轻化装备有限公司 | Improved roller of molding press plate for laser holographic molding press |
| JP2009132586A (en) * | 2007-11-30 | 2009-06-18 | Sumitomo Electric Ind Ltd | Drawing method for glass preform |
| CN201973769U (en) * | 2010-12-23 | 2011-09-14 | 雷小兰 | Heat insulation ring structure of far infrared stove |
| CN202107632U (en) * | 2011-06-29 | 2012-01-11 | 长飞光纤光缆有限公司 | Rotary seal chuck of optical fiber perform depositing lathe |
| CN202297377U (en) * | 2011-09-13 | 2012-07-04 | 长飞光纤光缆有限公司 | High-temperature heat-insulating baffle plate for optical fiber preform sedimentation lathe |
| CN202818647U (en) * | 2012-08-16 | 2013-03-20 | 江连奎 | Injection machine material pipe energy saving electric heater and energy saving insulation apparatus thereof |
| CN205437199U (en) * | 2015-12-25 | 2016-08-10 | 东莞市津舜康五金制品有限公司 | Novel chuck |
| CN106630577A (en) * | 2016-12-07 | 2017-05-10 | 蚌埠凯盛工程技术有限公司 | Roll bearing cooling structure for transition roller table of rolled glass production line |
| CN207049351U (en) * | 2017-07-20 | 2018-02-27 | 深圳市圣地保人防有限公司 | A kind of electric closed valve door |
| CN207279419U (en) * | 2017-08-03 | 2018-04-27 | 艾而丹(漳州)光电科技有限公司 | A kind of adjustable downlight of light extraction bore |
-
2018
- 2018-06-11 CN CN201810594786.2A patent/CN108751693B/en active Active
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58185446A (en) * | 1982-04-21 | 1983-10-29 | Hitachi Cable Ltd | Preparation of base material for optical fiber |
| CN1433981A (en) * | 2003-01-28 | 2003-08-06 | 烽火通信科技股份有限公司 | Machine for forming rod of prefabricated optical fibre rod by induction heating |
| JP2009132586A (en) * | 2007-11-30 | 2009-06-18 | Sumitomo Electric Ind Ltd | Drawing method for glass preform |
| CN101391513A (en) * | 2008-10-24 | 2009-03-25 | 汕头市远东轻化装备有限公司 | Improved roller of molding press plate for laser holographic molding press |
| CN201973769U (en) * | 2010-12-23 | 2011-09-14 | 雷小兰 | Heat insulation ring structure of far infrared stove |
| CN202107632U (en) * | 2011-06-29 | 2012-01-11 | 长飞光纤光缆有限公司 | Rotary seal chuck of optical fiber perform depositing lathe |
| CN202297377U (en) * | 2011-09-13 | 2012-07-04 | 长飞光纤光缆有限公司 | High-temperature heat-insulating baffle plate for optical fiber preform sedimentation lathe |
| CN202818647U (en) * | 2012-08-16 | 2013-03-20 | 江连奎 | Injection machine material pipe energy saving electric heater and energy saving insulation apparatus thereof |
| CN205437199U (en) * | 2015-12-25 | 2016-08-10 | 东莞市津舜康五金制品有限公司 | Novel chuck |
| CN106630577A (en) * | 2016-12-07 | 2017-05-10 | 蚌埠凯盛工程技术有限公司 | Roll bearing cooling structure for transition roller table of rolled glass production line |
| CN207049351U (en) * | 2017-07-20 | 2018-02-27 | 深圳市圣地保人防有限公司 | A kind of electric closed valve door |
| CN207279419U (en) * | 2017-08-03 | 2018-04-27 | 艾而丹(漳州)光电科技有限公司 | A kind of adjustable downlight of light extraction bore |
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| CN108751693A (en) | 2018-11-06 |
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