CN2928472Y - Stretching device for polymer optic fiber prefabricated stick - Google Patents
Stretching device for polymer optic fiber prefabricated stick Download PDFInfo
- Publication number
- CN2928472Y CN2928472Y CN 200620079503 CN200620079503U CN2928472Y CN 2928472 Y CN2928472 Y CN 2928472Y CN 200620079503 CN200620079503 CN 200620079503 CN 200620079503 U CN200620079503 U CN 200620079503U CN 2928472 Y CN2928472 Y CN 2928472Y
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- control
- prefabricated rods
- optical fiber
- furnace
- stretching
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- Manufacture, Treatment Of Glass Fibers (AREA)
- Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
Abstract
The utility model relates to a stretching device of a polymer optical fibre preformed stick, the technical scheme is that, the device comprises a pylon bent, a preformed stick feeding device provided on the pylon bent, a heating-and-drawing furnace, a caliber gauge, a main draught device, an annealing furnace, an overlayer device and a wire collecting device, wherein the preformed stick feeding device is arranged on the upper end of the heating-and-drawing furnace, the lower end of the heating-and-drawing furnace is provided with the caliber gauge, the lower end of the caliber gauge is provided with the main draught device, the lower end of the main draught device is provided with the annealing furnace, the lower end of the annealing furnace is provided with the overlayer device, the lower end of the overlayer device is provided with the wire collecting device, the heating-and-drawing furnace comprises a preformed stick drawing zone and a preformed stick softening zone, the preformed stick drawing zone is arranged on the upper end of the preformed stick softening zone. The utility model has the advantages of high yield and mass industrial production.
Description
Technical field
The utility model relates to a kind of polymer optical fiber prefabricated stick drafting device.
Background technology
China's polymer optical fiber is backward in technique; existing polymer optical fiber manufacturing equipment; body of the tower is low; stretching furnace is simple in structure; thin short prefabricated rods generally can only stretch; and the prefabricated rods unequal reason of being heated in wire-drawer-tower causes polymer optical fiber silk footpath inconsistent, and the loss of optical fiber is big, can not satisfy the requirement of large-scale production low-loss high bandwidth optic fibre.
The utility model content
The key of polymer optical fiber large-scale production is the manufacturing of high-quality prefabricated rods, and has the preform bar stretching tower of high precision.The utility model has solved the inferior technical problem of the polymer optical fiber stretcher strained polymer optical fiber in the background technology.
Technical solution of the present utility model is: a kind of polymer optical fiber manufacturing installation, its special character is: this device comprises pylon and the prefabricated rods feed arrangement that is arranged on the pylon, the heating stretching furnace, caliper, main draw-gear, annealing furnace, the overlay device, receive silk device, the prefabricated rods feed arrangement is arranged on heating stretching furnace top, heating stretching furnace below is provided with caliper, the caliper below is provided with main draw-gear, main draw-gear below is provided with annealing furnace, the annealing furnace below is provided with the overlay device, overlay device below is provided with the optical fiber gathering-device, the heating stretching furnace comprises prefabricated rods preheating zone and prefabricated rods softened zone, and the prefabricated rods preheating zone is arranged on top, prefabricated rods softened zone.
Above-mentioned prefabricated rods feed arrangement comprises slide rail, the slide unit and the precast rod anchor clamps that can slide along slide rail, and slide rail is vertically set on the pylon of heating stretching furnace top, and the precast rod anchor clamps are connected with slide unit by the ball screw of control precast rod anchor clamps length feed.
Also be provided with the counterweight block that carries out balance on the above-mentioned slide unit.
The prefabricated rods preheating zone is cylindrical in the above-mentioned heating stretching furnace, and the prefabricated rods softened zone is taper.
Above-mentioned prefabricated rods is drawn between preheating zone and the prefabricated rods softened zone and is provided with the isolation slide plate.
Above-mentioned heating stretching furnace is provided with nitrogen inlet and nitrogen outlet.
Above-mentioned caliper adopts laser diameter measuring instrument.
Above-mentioned main draw-gear adopts the press belt type draw-gear.
Above-mentioned receipts silk device comprises takeup tension controller and single-deck take-up, and single-deck take-up and takeup tension controller join.
Said apparatus also is provided with automatic control system, automatic control system comprises the prefabricated rods locus control device of control prefabricated rods feed arrangement, the Control for Kiln Temperature device in control preform bar stretching district, the Control for Kiln Temperature device of control prefabricated rods softened zone, control the stretching revolution speed control device of main draw-gear, communication control unit and industrial control computer, prefabricated rods locus control device, the Control for Kiln Temperature device, Control for Kiln Temperature device and stretching revolution speed control device join by communication control unit and industrial control computer respectively, and prefabricated rods locus control device and stretching revolution speed control device join.
The utility model will heat stretching furnace and be divided into up and down two districts: the softening district of reeling off raw silk from cocoons of prefabricated rods preheating and prefabricated rods, prefabricated rods preheating zone be as the preheating usefulness of prefabricated rods, this prefabricated rods preheating zone temperature uniformity; Temperature field in the prefabricated rods softened zone is asymmetric parabolic distribution, wherein at middle epimere a high-temperature region is arranged, in the degree of this prefabricated rods deliquescing to easy stretching.The utility model is divided into two processes with traditional prefabricated rods one step hot-stretch process: preheating-stretching, two processes adopt different furnace temperature respectively, this technology can guarantee to adapt to high-speed the stretching after prefabricated rods enters the softened zone, and finished product optical fiber footpath evenly, prefabricated rods fiber yield rate height.
Description of drawings
Fig. 1 is a structural representation of the present utility model;
Fig. 2 is the structural representation of heating stretching furnace of the present utility model;
Fig. 3 is the structural representation of prefabricated rods feed arrangement of the present utility model.
The specific embodiment
Referring to Fig. 1, the utility model comprises pylon 2 and the prefabricated rods feed arrangement 1 that is arranged on the pylon, heating stretching furnace 3, caliper 4, main draw-gear 5, annealing furnace 6, overlay device 7, receive silk device 8, prefabricated rods feed arrangement 1 is arranged on heating stretching furnace 3 tops, heating stretching furnace 3 belows are provided with caliper 4, caliper 4 belows are provided with main draw-gear 5, main draw-gear 5 belows are provided with annealing furnace 6, annealing furnace 6 belows are provided with overlay device 7, overlay device 7 belows are provided with receives silk device 8, heating stretching furnace 3 comprises preform bar stretching district 16 and prefabricated rods softened zone 18, and preform bar stretching district 16 is arranged on 18 tops, prefabricated rods softened zone.
Caliper 4 adopts laser diameter measuring instrument, is good to adopt the homemade laser diameter measuring instrument of board for a long time.
Main draw-gear 5 adopts the press belt type draw-gear.
Receive silk device 8 and comprise takeup tension controller and single-deck take-up, single-deck take-up and takeup tension controller join.
The utility model also is provided with automatic control system, automatic control system comprises the prefabricated rods locus control device 9 of control prefabricated rods feed arrangement, the Control for Kiln Temperature device 10 in control preform bar stretching district, the Control for Kiln Temperature device 12 of control prefabricated rods softened zone, control the stretching revolution speed control device 13 of main draw-gear, communication control unit 11 and industrial control computer 14, prefabricated rods locus control device 9, Control for Kiln Temperature device 10, Control for Kiln Temperature device 12 and stretching revolution speed control device 13 join by communication control unit 11 and industrial control computer 14 respectively, and prefabricated rods locus control device 9 and stretching revolution speed control device 13 join.
Referring to Fig. 2; prefabricated rods preheating 16 is cylindrical in the heating stretching furnace 3; prefabricated rods softened zone 18 is taper; prefabricated rods softened zone 18 also have a high-temperature region than hypomere,, be provided with between preform bar stretching district 16 and the prefabricated rods softened zone 18 and isolate slide plate 17 to the degree that easily stretches in this prefabricated rods deliquescing; heating stretching furnace 3 is provided with nitrogen inlet 15 and nitrogen outlet 19; in whole heating process, feed low-pressure nitrogen from top to bottom and do protection, prevent the polymeric material jaundice.
Referring to Fig. 3, prefabricated rods feed arrangement 1 comprises slide rail 20, the slide unit 21 and the precast rod anchor clamps 23 that can slide along slide rail 20, slide rail 20 is vertically set on the pylon 2 of heating stretching furnace 3 tops, and precast rod anchor clamps 23 are connected with slide unit 21 by the ball screw 22 of control precast rod anchor clamps 23 length feeds.
During the utility model work, preform 24 is sent the central authorities of heating stretching furnace 3 by prefabricated rods feed arrangement 1, the preheating of prefabricated rods is carried out in prefabricated rods preheating zone 16 at heating stretching furnace 3, high-temperature region in prefabricated rods softened zone 18, prefabricated rods is softened, and deliquescing is to the degree that easily stretches; Carry out wire drawing by main draw-gear 5, measure the diameter of the filament of pulling out from heating stretching furnace 3 with caliper 4, in annealing furnace 6, carry out the annealing after optical fiber stretches, drive away stress, carry out overlay by overlay device 7 then, receive silk by receiving silk device 8 at last.
Claims (10)
1, a kind of polymer optical fiber prefabricated stick drafting device, it is characterized in that: this device comprises pylon (2) and is arranged on prefabricated rods feed arrangement (1) on the pylon, heating stretching furnace (3), caliper (4), main draw-gear (5), annealing furnace (6), overlay device (7), receive silk device (8), described prefabricated rods feed arrangement (1) is arranged on heating stretching furnace (3) top, described heating stretching furnace (3) below is provided with caliper (4), described caliper (4) below is provided with main draw-gear (5), described main draw-gear (5) below is provided with annealing furnace (6), described annealing furnace (6) below is provided with overlay device (7), described overlay device (7) below is provided with receives silk device (8), described heating stretching furnace (3) comprises preform bar stretching district (16) and prefabricated rods softened zone (18), and described preform bar stretching district (16) is arranged on top, prefabricated rods softened zone (18).
2, polymer optical fiber prefabricated stick drafting device according to claim 1, it is characterized in that: described prefabricated rods feed arrangement (1) comprises slide rail (20), the slide unit (21) and the precast rod anchor clamps (23) that can slide along slide rail (20), described slide rail (20) is vertically set on the pylon (2) of heating stretching furnace (3) top, and described precast rod anchor clamps (23) are connected with slide unit (21) by the ball screw (22) of control precast rod anchor clamps (23) length feed.
3, polymer optical fiber prefabricated stick drafting device according to claim 2 is characterized in that: described slide unit also is provided with the counterweight block that carries out balance on (21).
4, polymer optical fiber prefabricated stick drafting device according to claim 1 is characterized in that: preform bar stretching district (16) is for cylindrical in the described heating stretching furnace (3), and described prefabricated rods softened zone (18) is taper.
5, polymer optical fiber prefabricated stick drafting device according to claim 4 is characterized in that: be provided with between described prefabricated rods preheating (16) and prefabricated rods softened zone (18) and isolate slide plate (17).
6, according to claim 1 or 4 or 5 described polymer optical fiber prefabricated stick drafting devices, it is characterized in that: described heating stretching furnace (3) is provided with nitrogen inlet (15) and nitrogen outlet (19).
7, polymer optical fiber prefabricated stick drafting device according to claim 1 is characterized in that: described caliper (4) adopts laser diameter measuring instrument.
8, polymer optical fiber prefabricated stick drafting device according to claim 1 is characterized in that: described main draw-gear (5) adopts the press belt type draw-gear.
9, polymer optical fiber prefabricated stick drafting device according to claim 1 is characterized in that: described receipts silk device (8) comprises takeup tension controller and single-deck take-up, and described single-deck take-up and takeup tension controller join.
10, polymer optical fiber prefabricated stick drafting device according to claim 1, it is characterized in that: this device also is provided with automatic control system, described automatic control system comprises the prefabricated rods locus control device (9) of control prefabricated rods feed arrangement, the Control for Kiln Temperature device (10) in control preform bar stretching district, the Control for Kiln Temperature device (12) of control prefabricated rods softened zone, control the stretching revolution speed control device (13) of main draw-gear, communication control unit (11) and industrial control computer (14), described prefabricated rods locus control device (9), Control for Kiln Temperature device (10), Control for Kiln Temperature device (12) and stretching revolution speed control device (13) join by communication control unit (11) and industrial control computer (14) respectively, and described prefabricated rods locus control device (9) and stretching revolution speed control device (13) join.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620079503 CN2928472Y (en) | 2006-08-02 | 2006-08-02 | Stretching device for polymer optic fiber prefabricated stick |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620079503 CN2928472Y (en) | 2006-08-02 | 2006-08-02 | Stretching device for polymer optic fiber prefabricated stick |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2928472Y true CN2928472Y (en) | 2007-08-01 |
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ID=38306863
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620079503 Expired - Fee Related CN2928472Y (en) | 2006-08-02 | 2006-08-02 | Stretching device for polymer optic fiber prefabricated stick |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2928472Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110683754A (en) * | 2019-11-18 | 2020-01-14 | 淮安信息职业技术学院 | Compound stretching glass fiber drawing device |
| CN117984546A (en) * | 2024-04-07 | 2024-05-07 | 特恩驰(南京)光纤有限公司 | High-speed drawing method for small-diameter optical fiber |
-
2006
- 2006-08-02 CN CN 200620079503 patent/CN2928472Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110683754A (en) * | 2019-11-18 | 2020-01-14 | 淮安信息职业技术学院 | Compound stretching glass fiber drawing device |
| CN110683754B (en) * | 2019-11-18 | 2021-11-23 | 淮安信息职业技术学院 | Compound stretching glass fiber drawing device |
| CN117984546A (en) * | 2024-04-07 | 2024-05-07 | 特恩驰(南京)光纤有限公司 | High-speed drawing method for small-diameter optical fiber |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20070801 Termination date: 20100802 |