CN1433981A - Machine for forming rod of prefabricated optical fibre rod by induction heating - Google Patents
Machine for forming rod of prefabricated optical fibre rod by induction heating Download PDFInfo
- Publication number
- CN1433981A CN1433981A CN03118556A CN03118556A CN1433981A CN 1433981 A CN1433981 A CN 1433981A CN 03118556 A CN03118556 A CN 03118556A CN 03118556 A CN03118556 A CN 03118556A CN 1433981 A CN1433981 A CN 1433981A
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- Prior art keywords
- main shaft
- induction heating
- making machine
- mobile
- rod making
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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
- C03B37/012—Manufacture of preforms for drawing fibres or filaments
- C03B37/014—Manufacture of preforms for drawing fibres or filaments made entirely or partially by chemical means, e.g. vapour phase deposition of bulk porous glass either by outside vapour deposition [OVD], or by outside vapour phase oxidation [OVPO] or by vapour axial deposition [VAD]
- C03B37/018—Manufacture of preforms for drawing fibres or filaments made entirely or partially by chemical means, e.g. vapour phase deposition of bulk porous glass either by outside vapour deposition [OVD], or by outside vapour phase oxidation [OVPO] or by vapour axial deposition [VAD] by glass deposition on a glass substrate, e.g. by inside-, modified-, plasma-, or plasma modified- chemical vapour deposition [ICVD, MCVD, PCVD, PMCVD], i.e. by thin layer coating on the inside or outside of a glass tube or on a glass rod
- C03B37/01807—Reactant delivery systems, e.g. reactant deposition burners
- C03B37/01815—Reactant deposition burners or deposition heating means
-
- 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
- C03B37/014—Manufacture of preforms for drawing fibres or filaments made entirely or partially by chemical means, e.g. vapour phase deposition of bulk porous glass either by outside vapour deposition [OVD], or by outside vapour phase oxidation [OVPO] or by vapour axial deposition [VAD]
- C03B37/018—Manufacture of preforms for drawing fibres or filaments made entirely or partially by chemical means, e.g. vapour phase deposition of bulk porous glass either by outside vapour deposition [OVD], or by outside vapour phase oxidation [OVPO] or by vapour axial deposition [VAD] by glass deposition on a glass substrate, e.g. by inside-, modified-, plasma-, or plasma modified- chemical vapour deposition [ICVD, MCVD, PCVD, PMCVD], i.e. by thin layer coating on the inside or outside of a glass tube or on a glass rod
- C03B37/01807—Reactant delivery systems, e.g. reactant deposition burners
- C03B37/01815—Reactant deposition burners or deposition heating means
- C03B37/01823—Plasma deposition burners or heating means
- C03B37/0183—Plasma deposition burners or heating means for plasma within a tube substrate
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Plasma & Fusion (AREA)
- Physics & Mathematics (AREA)
- Tunnel Furnaces (AREA)
Abstract
The present invention relates to an induction heating preform-forming machine used in the PCVD and MCVD optical fiber preform production process, including machine body, one side of upper portion of said machine body is equipped with fixed main shaft box, and its another side is equipped with moved main shaft box, on the guideway between the fixed main shaft box moved main shaft box a mobile carrier table is mounted, and the lower portion of said mobile carrier table is connected with a reciprocating driving device, and a jacket-shaped induction heating furnace is set on the mobile carrier table. Said invention adopts the inductino heating furnace as main working heat source of the machine, and can raise the quality of optical fiber preform.
Description
Technical field
The present invention relates to the induction heating rod making machine bed of a kind of PCVD of being used for and MCVD preform complete processing, belong to a kind of preform processing units.
Background technology
When vapour deposition process is processed preform in employing PCVD (and MCVD) promptly manages, need usually just can finish the processing of optical fiber prefabricating through depositing and becoming excellent twice master operation.In the prior art, when pure quartz liner after the vapour deposition process deposition process finishes in pipe, molten when shortening rod into the rod making machine bed adopt the oxyhydrogen flame type of heating usually, this oxyhydrogen flame type of heating not only heat scatter and disappear big, the surperficial SiO of prefabricated rods
2Dust volatile quantity height, strong to the security requirement of equipment, and also the rod speed that contracts is slow, and working (machining) efficiency is lower, and caliber is wayward, has the hydroxyl interference consequently to influence the one-tenth rod quality of predispersed fiber spare rod.Also have and adopt the heating source of resistance furnace, still have the not high enough problem of heating efficiency as the rod making machine bed.
Summary of the invention
Technical problem to be solved by this invention is to provide a kind of preform induction heating rod making machine bed at the deficiency of prior art existence, it is the heating efficiency height not only, the high safety that equipment uses, and also the rod that contracts becomes rod speed fast, the working (machining) efficiency height becomes excellent quality good.
The present invention is adopted technical scheme to be by the technical problem of the above-mentioned proposition of solution: include lathe bed 15, a side is installed on fixed main shaft case 2 on lathe bed, opposite side is installed on mobile headstock 8, on the guide rail between fixed main shaft case and the mobile headstock, be installed on mobile microscope carrier 6, mobile microscope carrier bottom links to each other with a reciprocating drive unit, and its difference is that mobile microscope carrier is provided with the induction heater 5 of a shell-like.
Press such scheme, the fixed main shaft case links to each other with synchronous drive mechanism 12 with mobile headstock; Described reciprocating drive unit comprises by ball screw and drive unit and constituting; Above lathe bed, be equipped with lathe bed water jacket 9.
When the present invention uses, sedimentary quartz liner 11 is passed induction heater, two of quartz liner is respectively by the chuck clamping on chuck on the fixed main shaft case and the mobile headstock, mobile headstock regulate according to the length of quartz liner and the fixed main shaft case between spacing, after the adjustment clamping finishes, opening synchronous drive mechanism makes fixing, mobile headstock clamping quartz liner is rotated synchronously, reciprocating drive unit drives mobile microscope carrier and induction heater along axially translation back and forth of quartz liner, the induction heater heating is heated in quartz liner, circulation and so forth, quartz liner is promptly finished the molten course of processing that shortens rod into of preform at high temperature by progressively the molten rod that shortens into.
Beneficial effect of the present invention is: 1, adopt the main heat source for machining of induction heater as lathe, heating is with to become rod speed fast, the working (machining) efficiency height, and calorific loss is little; 2, not only add prefabricated rods surface SiO2 dust volatilization in man-hour and lack, the high safety that equipment uses, and can guarantee geometrical shape and the dimensional precision that prefabricated rods is good, improve the processing quality of prefabricated rods; 3, no hydroxyl disturbs, and the prefabricated rods processing quality is further guaranteed; 4, adopt ball screw and rolling guide, and establish the water jacket that reduces the lathe bed temperature, can make induction heater steadily accurate mobile, the prefabricated rods working accuracy is further improved.
Description of drawings
Fig. 1 also is an overall construction drawing of the present invention for the structure iron of facing of one embodiment of the invention.
Fig. 2 is the positive view of induction heater in the one embodiment of the invention.
Fig. 3 is the structural representation of reciprocating drive unit in the one embodiment of the invention.
Fig. 4 is the structural representation of synchronous drive mechanism in the one embodiment of the invention.
Fig. 5 is the structural representation of outlet side in the one embodiment of the invention.
Fig. 6 is the structural diagrams of auxiliary thermal source in the one embodiment of the invention.
Embodiment
Further specify embodiments of the invention below in conjunction with accompanying drawing, include lathe bed 15, a side is installed on fixed main shaft case 2 on lathe bed, opposite side is installed on mobile headstock 8, the fixed main shaft case links to each other by a synchronous driving mechanism 12 with mobile headstock, described synchronous drive mechanism comprises main motor 33, the synchronous pulley 36 that links to each other with main motor, flat-toothed belt 35 and the main shaft belt wheel 34 that links with fixed main shaft case main shaft, be installed in the movement synchronous belt wheel 38 of mobile headstock side, flat-toothed belt 39 and the main shaft belt wheel 40 that links with mobile headstock spindle, synchronous pulley 36 and movement synchronous belt wheel 38 link by splined shaft 37, rotation synchronously, as shown in Figure 4; All be installed on chuck 3 on fixed main shaft case and the mobile headstock, chuck the place ahead is equipped with chuck water jacket 4, be installed on air inlet on fixed main shaft case and the mobile headstock respectively and go out gas sealing mechanism, advance, go out the magnetic fluid sealing structure that gas sealing mechanism adopts high sealing performance, its structure as shown in Figure 5, comprise headstock bearing 43, headstock bearing one side is equipped with sealing mandrel supporting sleeve 42, sealing mandrel supporting sleeve front end is for sealing mandrel 47 and dispose finger 41, the side in addition of headstock bearing is installed on magnetic current sealing cover 44, be provided with magnetic fluid in the magnetic current sealing cover, and establish water-chilling plant and water-in and water outlet and join, the rear end and the gas joint 48 of magnetic current sealing cover join, and gas joint and row (advancing) tracheae 45 joins; In addition, the below of mobile headstock also is equipped with manual gear 16, manual gear and axial tooth bar 17 phase configuration that are positioned on the lathe bed front; On the guide rail between fixed main shaft case and the mobile headstock, be installed on mobile microscope carrier 6, guide rail 14 is a rolling guide, so that mobile microscope carrier is steadily mobile, mobile microscope carrier top is equipped with induction heater 5, induction heater is made of shell-like furnace shell 22, inductor block 20, the heating element 19 that is installed in furnace shell two, collet 21, heating element is connected mutually with collet, form heating chamber, in collet, can install pyrometer 23, be used for the measurement and the control of temperature, the operating temperature range of induction heater is 800～2500 ℃; Mobile microscope carrier below joins with a reciprocating drive unit, reciprocating drive unit comprises the ball screw 25 that links to each other with mobile microscope carrier, one end of ball screw is by bearing 24 supportings, the drive end of ball screw links to each other with fast speed motor 26 through belt wheel 29, cog belt 28 and belt wheel 30 by fast driving clutch coupling 27, also link to each other with slow speed motor 32, can make mobile microscope carrier possess wider high and low translational speed thus by driving clutch coupling 31 at a slow speed; In addition, chuck water jacket 4 places at nearly chuck can be provided with auxiliary thermal source 10, auxiliary thermal source is made of the hearth box 51 and the shell 50 of Heating element 49 and semicircle arcuation, so that the temperature at quartz liner two is consistent with whole bushing pipe trend, nearly guide rail place, the top of lathe bed can install lathe bed water jacket 9, and corresponding configuration moves maneuvering lever 7 and supervisory control desk 13 on the lathe bed.Rod making machine bed of the present invention can be used for the rod processing of contracting through PCVD and MCVD processed optical fiber prefabricated rods bushing pipe.
Claims (11)
1, a kind of preform induction heating rod making machine bed, include lathe bed, a side is installed on the fixed main shaft case on lathe bed, opposite side is installed on mobile headstock, on the guide rail between fixed main shaft case and the mobile headstock, be installed on mobile microscope carrier, mobile microscope carrier bottom links to each other with a reciprocating drive unit, it is characterized in that mobile microscope carrier is provided with the induction heater of a shell-like.
2, by the described preform induction heating of claim 1 rod making machine bed, it is characterized in that the fixed main shaft case links to each other with synchronous drive mechanism with mobile headstock.
3,, it is characterized in that described reciprocating drive unit comprises by ball screw and drive unit to constitute by claim 1 or 2 described preform induction heating rod making machine beds.
4, by claim 1 or 2 described preform induction heating rod making machine beds, it is characterized in that above lathe bed, being equipped with the lathe bed water jacket.
5, by the described preform induction heating of claim 2 rod making machine bed, it is characterized in that described synchronous drive mechanism comprises main motor, the synchronous pulley that links to each other with main motor, flat-toothed belt and the main shaft belt wheel that links with fixed main shaft case main shaft, be installed in the movement synchronous belt wheel of mobile headstock side, flat-toothed belt and the main shaft belt wheel that links with mobile headstock spindle, synchronous pulley and movement synchronous belt wheel link by splined shaft.
6, by claim 1 or 2 described preform induction heating rod making machine beds, it is characterized in that all being installed on chuck on fixed main shaft case and the mobile headstock, chuck the place ahead is equipped with the chuck water jacket.
7, by claim 1 or 2 described preform induction heating rod making machine beds, it is characterized in that being installed on respectively on fixed main shaft case and the mobile headstock air inlet and go out gas sealing mechanism, the inlet, outlet tightness system adopts the magnetic fluid sealing structure of high sealing performance.
8, by claim 1 or 2 described preform induction heating rod making machine beds, it is characterized in that induction heater is made of shell-like furnace shell, inductor block, the heating element that is installed in furnace shell two, collet, heating element is connected mutually with collet, forms heating chamber.
9, by claim 1 or 2 described preform induction heating rod making machine beds, it is characterized in that guide rail is a rolling guide.
10, by claim 1 or 2 described preform induction heating rod making machine beds, it is characterized in that reciprocating drive unit comprises the ball screw that links to each other with mobile microscope carrier, the drive end of ball screw links to each other with fast speed motor with belt wheel through cog belt by the fast driving clutch coupling, also links to each other with slow speed motor by driving clutch coupling at a slow speed.
11, by the described preform induction heating of claim 6 rod making machine bed, it is characterized in that auxiliary thermal source being set at the chuck water jacket place of nearly chuck, auxiliary thermal source is made of the hearth box and the shell of Heating element and semicircle arcuation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03118556 CN1200894C (en) | 2003-01-28 | 2003-01-28 | Machine for forming rod of prefabricated optical fibre rod by induction heating |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03118556 CN1200894C (en) | 2003-01-28 | 2003-01-28 | Machine for forming rod of prefabricated optical fibre rod by induction heating |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1433981A true CN1433981A (en) | 2003-08-06 |
| CN1200894C CN1200894C (en) | 2005-05-11 |
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ID=27634424
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 03118556 Expired - Lifetime CN1200894C (en) | 2003-01-28 | 2003-01-28 | Machine for forming rod of prefabricated optical fibre rod by induction heating |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1200894C (en) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101830635A (en) * | 2009-02-16 | 2010-09-15 | 芬兰奥普拓光波设备有限公司 | Be used to make the device of glass material |
| CN102898018A (en) * | 2012-10-09 | 2013-01-30 | 中天科技精密材料有限公司 | Polishing device of glass rod and polishing method thereof |
| CN104710106A (en) * | 2015-03-09 | 2015-06-17 | 烽火通信科技股份有限公司 | Induction furnace for collapsar of optical fiber preforming bars |
| CN108751693A (en) * | 2018-06-11 | 2018-11-06 | 长飞光纤光缆股份有限公司 | Chuck heat-proof device for glass take over lathe |
| CN109531161A (en) * | 2018-12-21 | 2019-03-29 | 重庆九源机械有限公司 | A kind of axis, double main shaft turn-milling complex machining centers of disk class complex parts and complicated axis class processing method |
| CN110904314A (en) * | 2019-10-25 | 2020-03-24 | 山东华宇工学院 | Roller induction heating equipment |
| CN110950528A (en) * | 2019-12-12 | 2020-04-03 | 烽火通信科技股份有限公司 | Device and method for preparing loose body of optical fiber preform rod by VAD |
| CN113045196A (en) * | 2021-03-25 | 2021-06-29 | 浙江富通光纤技术有限公司 | Method for manufacturing precast rod core rod |
| CN113480162A (en) * | 2019-07-29 | 2021-10-08 | 富通集团有限公司 | Prefabricated excellent processing equipment |
| CN117681107A (en) * | 2024-02-01 | 2024-03-12 | 山东豪迈机械制造有限公司 | Air balance excircle polishing machine |
-
2003
- 2003-01-28 CN CN 03118556 patent/CN1200894C/en not_active Expired - Lifetime
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101830635A (en) * | 2009-02-16 | 2010-09-15 | 芬兰奥普拓光波设备有限公司 | Be used to make the device of glass material |
| CN102898018A (en) * | 2012-10-09 | 2013-01-30 | 中天科技精密材料有限公司 | Polishing device of glass rod and polishing method thereof |
| CN102898018B (en) * | 2012-10-09 | 2015-01-21 | 中天科技精密材料有限公司 | Polishing device of glass rod and polishing method thereof |
| CN104710106A (en) * | 2015-03-09 | 2015-06-17 | 烽火通信科技股份有限公司 | Induction furnace for collapsar of optical fiber preforming bars |
| CN104710106B (en) * | 2015-03-09 | 2017-12-12 | 烽火通信科技股份有限公司 | A kind of induction furnace for preform collapsing |
| CN108751693B (en) * | 2018-06-11 | 2021-11-26 | 长飞光纤光缆股份有限公司 | Chuck heat insulation device for glass adapter lathe |
| CN108751693A (en) * | 2018-06-11 | 2018-11-06 | 长飞光纤光缆股份有限公司 | Chuck heat-proof device for glass take over lathe |
| CN109531161A (en) * | 2018-12-21 | 2019-03-29 | 重庆九源机械有限公司 | A kind of axis, double main shaft turn-milling complex machining centers of disk class complex parts and complicated axis class processing method |
| CN113480162A (en) * | 2019-07-29 | 2021-10-08 | 富通集团有限公司 | Prefabricated excellent processing equipment |
| CN110904314A (en) * | 2019-10-25 | 2020-03-24 | 山东华宇工学院 | Roller induction heating equipment |
| CN110950528A (en) * | 2019-12-12 | 2020-04-03 | 烽火通信科技股份有限公司 | Device and method for preparing loose body of optical fiber preform rod by VAD |
| CN113045196A (en) * | 2021-03-25 | 2021-06-29 | 浙江富通光纤技术有限公司 | Method for manufacturing precast rod core rod |
| CN117681107A (en) * | 2024-02-01 | 2024-03-12 | 山东豪迈机械制造有限公司 | Air balance excircle polishing machine |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1200894C (en) | 2005-05-11 |
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Granted publication date: 20050511 |
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