CN103112145A - Optical cable factice forming mould and factice extruding device - Google Patents
Optical cable factice forming mould and factice extruding device Download PDFInfo
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- CN103112145A CN103112145A CN2013100542532A CN201310054253A CN103112145A CN 103112145 A CN103112145 A CN 103112145A CN 2013100542532 A CN2013100542532 A CN 2013100542532A CN 201310054253 A CN201310054253 A CN 201310054253A CN 103112145 A CN103112145 A CN 103112145A
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Abstract
The invention discloses a factice extruding device which belongs to a cable manufacturing technology. By utilizing a conventional water-resistant factice 'filling' mode, optical fibers in a sleeve can be extruded, the transmission performance is reduced and cable cores are even scrapped in a production process when the cable core diameter is slightly large or when fasten yarns are loose. The factice extruding device comprises a factice cavity, a cable core inlet mould, a factice filling mould and an optical cable factice forming mould, wherein the optical cable factice forming mould is formed by forming taper hole on a mould body with an integral taper tubular structure along an axial direction, the internal diameter of a taper hole inlet end is more than the internal diameter of a taper hole outlet end, and the small diameter end of the taper hole is used as a forming hole; and the mould body is made by spring steel, at least two slits are formed on the mould body along the axial direction and correspond to the forming hole, so that the forming hole has variability, the damage to the cable core is reduced when the cable core is slightly changed in diameter, and the cable core is well protected, so that the loss and production cost are lowered.
Description
Technical field
The invention belongs to the cable manufacturing technology, specifically a kind of optical fiber cable ointment shaper and ointment extrusion device.
Background technology
The permeability performance of optical cable is a big event of optical cable environmental performance, is also one of key factor that guarantees the optical cable life-span, and it is the index that optical cable manufacturer and operator pay close attention to very much.Because optical cable is in case infiltration, under environment complicated and changeable, the moisture of optical cable outside and moisture can be to optical cable infiltration and migrations, can cause the corrosion of metal parts, and then electrochemical liberation of hydrogen, thereby optical fiber is caused reversible or irreversible hydrogen loss, affect the stability of optical fiber life-span and long-term transmission.
Along with fiber optic cable manufacture technology and material development, optical cable water-blocking technique blocks water from the earliest gas boosting and develops into that present filling greasy for preventing water blocks water and water uptake expansion material blocks water, and the technological level that blocks water has obtained larger raising and development.At present longitudinal water-blocking mode used has two kinds of filled type and dry types.
The basic principle of " filled type " is: utilize high-pressure oil pump that ointment is transported in a specific container, this container is taked reflux, the frizing mould of a size and cable core coupling is installed at container exit, purpose has two: the one, guarantee cable core oil-filled rear surface rounding, and the 2nd, control the ointment amount.Not enough or can cause not rounding of cable jacket outer surface when inhomogeneous when ointment, ointment too much can produce again bubble and little neck and (annotates: coat one deck oversheath and formation optical cable in periphery again after applying ointment on cable core when coating oversheath subsequently in addition; Reinforcement, sleeve pipe and bundle yarn centered by the cable core part, be optical fiber in sleeve pipe, sleeve pipe passes through the stranded mode of SZ on reinforcement, and the bundle yarn plays the wrapping fixation to sleeve pipe, central reinforce member), therefore to guarantee in process of production the ointment filling evenly, fill up and do not leak outside.
Present frizing mould generally all adopts metal to make, interior hole dimension is fixed, in case running into the cable core diameter has slight bigger than normal or to prick yarn loose, will be to the optical fiber pinch in sleeve pipe, the transmission performance of optical fiber reduces, and scrapes even in process of production disconnected cable core, if adopt the nonmetal mould of making, its wearability does not reach requirement, and service life is shorter.
Summary of the invention
The technical assignment of the technical problem to be solved in the present invention and proposition is to overcome mode that existing " filled type " fill greasy for preventing water have slight bigger than normal or prick the meeting of yarn when loose to the defective that the optical fiber pinch in sleeve pipe, transmission performance reduce, scrape even in process of production disconnected cable core at the cable core diameter, and a kind of optical fiber cable ointment shaper and ointment extrusion device are provided.
For achieving the above object, optical fiber cable ointment shaper of the present invention, it is characterized in that: it is to offer vertically bellmouth to form on the mold of integral type Taper Pipe shape structure, and the internal diameter of described bellmouth entrance point is greater than the internal diameter of the bellmouth port of export, and the miner diameter end of described bellmouth is as forming hole.
Optimization technique means as optical fiber cable ointment shaper of the present invention: described mold is made by spring steel, and on described mold, at least two slits are offered at the position of corresponding described forming hole vertically.Further, offer one on the external diameter of described mold and be positioned at the annular groove of described forming hole front side and form thinner wall section on described mold, described slit connects described thinner wall section.More specifically, the thickness of described thinner wall section is 0.5-1.5mm.
Optimization technique means as optical fiber cable ointment shaper of the present invention: described forming hole is isometrical circular hole.
Optimization technique means as optical fiber cable ointment shaper of the present invention: the front end of described mold arranges the locking limit, and the rear side on described locking limit arranges external screw thread.
For achieving the above object, ointment extrusion device of the present invention is characterized in that comprising:
The ointment cavity, its inside is the ointment chamber, is communicated with described ointment chamber and is provided with the ointment import;
Cable core import mould, it is assemblied in the front end of described ointment cavity, and it has the import through hole that is communicated with described ointment chamber;
Ointment is filled mould, and it is assemblied in the rear end of described ointment cavity, and it has the filling vias that is communicated with described ointment chamber, and described filling vias is that bellmouth and its opening end are towards described ointment chamber; And
The described optical fiber cable ointment shaper of any one in claim 1-5, it is positioned at the rear of described ointment cavity;
Described import through hole, filling vias, the coaxial setting of forming hole.
Optimization technique means as ointment extrusion device of the present invention: the aperture of described import through hole is greater than the aperture of described filling vias.
Optimization technique means as ointment extrusion device of the present invention: assembling one support on described ointment cavity, has a pilot hole on described support, described optical fiber cable ointment shaper is located in described pilot hole, and a locking nut is screwed on external screw thread claimed in claim 6 and with both sides that locking claimed in claim 6 limit lays respectively at described pilot hole, described optical fiber cable ointment shaper is locked on described support.Further, described support is threaded connection on described ointment cavity, and described ointment is filled mould and is positioned in another pilot hole of described support by step provided thereon; Described cable core import mould has outer annular edge, and one is connected to the described outer annular edge of clamp nut pressure holding of ointment cavity front end with the front end of described cable core import die assembly at described ointment cavity.
The invention has the beneficial effects as follows: improve ointment filling mode and filling effect, when cable core has slight vary in diameter, reduce the damage to cable core, cable core is played a good protection, and then reduce loss and production cost.
Description of drawings
Fig. 1 is the structural representation of ointment extrusion device of the present invention;
Fig. 2 is the structural representation of optical fiber cable ointment shaper of the present invention;
Fig. 3 is that the K-K of Fig. 2 is to the section enlarged diagram;
Fig. 4 is the structural representation that ointment of the present invention is filled mould;
Fig. 5 is the structural representation of cable core import mould of the present invention;
The number in the figure explanation:
01-ointment cavity, 11-ointment chamber, the import of 12-ointment;
02-cable core import mould, 21-import through hole, 22-outer annular edge, the aperture of D1-import through hole;
The 03-ointment is filled mould, 31-filling vias, 32-step, the aperture of D2-filling vias;
04-optical fiber cable ointment shaper, the 41-mold, the 42-bellmouth, the 43-forming hole, the 44-slit, the 45-annular groove, the 46-thinner wall section, 47-locks limit, 48-external screw thread, the thickness of W-thinner wall section;
The 05-support;
The 06-locking nut; The 07-clamp nut; The 08-frame; The 09-cable core.
The specific embodiment
The present invention will be further described below in conjunction with Figure of description.
As shown in Figure 2 and Figure 3, optical fiber cable ointment shaper 04 of the present invention, be to offer vertically bellmouth 42 to form on the mold 41 of integral type Taper Pipe shape structure, the internal diameter of bellmouth 42 entrance points is greater than the internal diameter of the bellmouth port of export, and the miner diameter end of bellmouth 42 is as forming hole 43.When cable core 09 passed, bellmouth 42 had the guiding function to cable core, and the ointment with unnecessary progressively scrapes and the ointment deficiency on cable core locates to replenish ointment.
Optimization technique means as optical fiber cable ointment shaper of the present invention: mold 41 is made by spring steel, on mold 41, the position of corresponding forming hole 43 is offered vertically at least two slit 44(and be Figure 3 shows that 3, uniform on circumference), thereby the hole wall that makes forming hole 43 is flap and has elasticity, make forming hole have changeability, when running into the cable core diameter and having small change large, the hole wall of forming hole can flick and make forming hole become large, when the cable core diameter was normal, forming hole recovered the nature original state; Especially, when cable core passes forming hole, can pass through the slit exhaust, get rid of the bubble that forms when bubble in ointment and cable core pass forming hole, eliminate cable core by forming hole after the ointment surface cause defective because bubble exists.Further, offer on the external diameter of mold 41 one be positioned at forming hole 43 front sides (" front side " refer to cable come to) annular groove 45 and form thinner wall section 46 on mold 41, slit 44 connects thinner wall section 46, gives forming hole good deformability by this thinner wall section 46.More specifically, the thickness W of thinner wall section 46 is 0.5-1.5mm.
Optimization technique means as optical fiber cable ointment shaper of the present invention: forming hole 43 is isometrical circular hole.
Optimization technique means as optical fiber cable ointment shaper of the present invention: the front end of mold 41 (" front end " refer to cable to) arranges locking limit 47, at the rear side (" rear side " refers to the whereabouts of cable) of locking limit 47, external screw thread 48 is set, in order to optical fiber cable ointment shaper 04 is assemblied on the ointment extrusion device, also be convenient to change the optical fiber cable ointment shaper of different size to adapt to the cable core of different size.
As shown in Figure 1, ointment extrusion device of the present invention comprises:
Ointment cavity 01, its inside are ointment chamber 11, are communicated with ointment chamber 11 and are provided with ointment import 12, carry air when by oil pump, ointment being delivered to the ointment chamber, and the downside that ointment chamber 11 is located in ointment import 12 is good;
Cable core import mould 02(is referring to Fig. 5), its be assemblied in ointment cavity 01 front end (" front end " refer to cable come to), it has the import through hole 21 that is communicated with ointment chamber 11, import through hole 21 is inducted into ointment chamber 11 with cable core 09, can discharge unnecessary ointment in unnecessary ointment chamber by import through hole 21;
Ointment is filled mould 03(referring to Fig. 4), it is assemblied in the rear end (" rear end " refers to the whereabouts of cable) of ointment cavity 01, it has the filling vias 31 that is communicated with ointment chamber 11, filling vias 31 is bellmouth and its opening end towards the ointment chamber 11, when cable core 09 passes filling vias 31, filling vias 31 is with quantitative being coated on cable core of ointment, so that moulding subsequently; And
Aforesaid optical fiber cable ointment shaper 04, it is positioned at the rear (" rear " refers to the whereabouts of cable) of ointment cavity 01;
Import through hole 21, filling vias 31, the coaxial setting of forming hole 43.
During factice for filling, ointment cavity 01 can be assemblied on frame 08, cable core 09 has certain tension force and passes successively import through hole 21, ointment chamber 11, filling vias 31, forming hole 43 under being pulled, by oil pump, ointment is conveyed into the ointment chamber, along with advancing of cable core, ointment applies, is filled on cable core and finally by the forming hole rounded surface with control the ointment amount.
optimization technique means as ointment extrusion device of the present invention: the aperture D1 of import through hole 21 is greater than the aperture D2 of filling vias 31, therefore, when by oil pump, ointment being conveyed into the flow (in the unit interval, ointment is transfused to the amount in ointment chamber) in ointment chamber greater than the filling flow of ointment (amount that in the unit interval, ointment is carried away from the ointment chamber by cable core), unnecessary ointment will overflow and avoid from filling vias overflowing (when unnecessary ointment overflows from filling vias from import through hole 21, the ointment on cable core surface is inhomogeneous with making, affect forming hole to rounded surface and control the ointment amount), the ointment on assurance cable core surface is even, be beneficial to follow-up forming hole to rounded surface and control the ointment amount.
Optimization technique means as ointment extrusion device of the present invention: assembling one support 05 on ointment cavity 01, has a pilot hole on support 05, optical fiber cable ointment shaper 04 is located in this pilot hole, one locking nut 06 is screwed on the external screw thread 48 of optical fiber cable ointment shaper 04 and with both sides that the locking limit 47 of optical fiber cable ointment shaper 04 lays respectively at this pilot hole, optical fiber cable ointment shaper 04 is locked on support 05, easy to assembly, and the optical fiber cable ointment shaper can be taken off replacing from support after screwing lower locking nut.Further, support 05 is threaded connection on ointment cavity 01, ointment fill mould 03 by step 32(provided thereon referring to Fig. 4) be positioned in another pilot hole of support 05, easy to assembly, and screw and ointment can be filled mould after lower carriage and take off replacing from support; Cable core import mould 02 has outer annular edge 22(referring to Fig. 5), the one clamp nut 07 pressure holding outer annular edge 22 that is connected to ointment cavity front end is assemblied in cable core import mould 02 front end of ointment cavity 01, easy to assembly, and cable core import mould can be taken off replacing from the ointment cavity after screwing lower compression nut.
The present invention not only can guarantee cable core oil-filled rear surface rounding and control the ointment amount, can also effectively protect cable core to avoid sustaining damage in process of production, cable core is played a good protection, and mould is durable in use, and then reduces loss and production cost.
Claims (10)
1. optical fiber cable ointment shaper (04), it is characterized in that: it is to offer vertically bellmouth (42) to form on the mold (41) of integral type Taper Pipe shape structure, the internal diameter of described bellmouth (42) entrance point is greater than the internal diameter of the bellmouth port of export, and the miner diameter end of described bellmouth (42) is as forming hole (43).
2. optical fiber cable ointment shaper according to claim 1 (04), it is characterized in that: described mold (41) is made by spring steel, and at least two slits (44) are offered at the position of the upper corresponding described forming hole (43) of described mold (41) vertically.
3. optical fiber cable ointment shaper according to claim 2 (04), it is characterized in that: offer one on the external diameter of described mold (41) and be positioned at the annular groove (45) of described forming hole (43) front side and in the upper thinner wall section (46) that forms of described mold (41), described slit (44) connects described thinner wall section (46).
4. optical fiber cable ointment shaper according to claim 3, it is characterized in that: the thickness (W) of described thinner wall section (46) is 0.5-1.5mm.
5. optical fiber cable ointment shaper according to claim 1, it is characterized in that: described forming hole (43) is isometrical circular hole.
6. optical fiber cable ointment shaper according to claim 1 and ointment extrusion device is characterized in that: the front end of described mold (41) arranges locking limit (47), and the rear side on described locking limit (47) arranges external screw thread (48).
7. ointment extrusion device is characterized in that comprising:
Ointment cavity (01), its inside is ointment chamber (11), is communicated with described ointment chamber (11) and is provided with ointment import (12);
Cable core import mould (02), it is assemblied in the front end of described ointment cavity (01), and it has the import through hole (21) that is communicated with described ointment chamber (11);
Ointment is filled mould (03), and it is assemblied in the rear end of described ointment cavity (01), and it has the filling vias (31) that is communicated with described ointment chamber (11), and described filling vias (31) is that bellmouth and its opening end are towards described ointment chamber (11);
The described optical fiber cable ointment shaper of any one (04) in claim 1-5, it is positioned at the rear of described ointment cavity (01);
Described import through hole (21), filling vias (31), the coaxial setting of forming hole (43).
8. ointment extrusion device according to claim 7, it is characterized in that: the aperture (D1) of described import through hole (21) is greater than the aperture (D2) of described filling vias (31).
9. ointment extrusion device according to claim 7, it is characterized in that: the upper assembling of described ointment cavity (01) one support (05), described support has a pilot hole on (05), described optical fiber cable ointment shaper (04) is located in described pilot hole, and it is upper and with both sides that locking claimed in claim 6 limit (47) lays respectively at described pilot hole, described optical fiber cable ointment shaper (04) is locked on described support (05) that a locking nut (06) is screwed in external screw thread claimed in claim 6 (48).
10. ointment extrusion device according to claim 9, it is characterized in that: described support (05) is threaded connection on described ointment cavity (01), and described ointment is filled mould (03) and is positioned in another pilot hole of described support (05) by step provided thereon (32); Described cable core import mould (02) has outer annular edge (22), and a described outer annular edge of clamp nut (07) pressure holding (22) that is connected to ointment cavity (01) front end is assemblied in described cable core import mould (02) front end of described ointment cavity (01).
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| CN201310054253.2A CN103112145B (en) | 2013-02-20 | 2013-02-20 | Factice extruding device |
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| CN201310054253.2A CN103112145B (en) | 2013-02-20 | 2013-02-20 | Factice extruding device |
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Cited By (15)
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| CN103744156A (en) * | 2014-01-21 | 2014-04-23 | 汕头高新区奥星光通信设备有限公司 | Factice filling control process and factice quantity control device |
| CN104267475A (en) * | 2014-10-10 | 2015-01-07 | 江苏俊知光电通信有限公司 | Tight-buffered optical fiber oil charge device |
| CN104991323A (en) * | 2015-07-16 | 2015-10-21 | 成都大唐线缆有限公司 | Optical cable reinforcer water-blocking cable paste filling device and filling method |
| CN105676388A (en) * | 2016-04-14 | 2016-06-15 | 杭州富通通信技术股份有限公司 | Optical cable manufacturing method |
| CN106154469A (en) * | 2016-08-24 | 2016-11-23 | 富通住电特种光缆（天津）有限公司 | A kind of optical cable paste filling device |
| CN106346733A (en) * | 2016-09-16 | 2017-01-25 | 芜湖市旭辉电工新材料有限责任公司 | Cable insulation extrusion process capable of realizing automatic regulation of concentricity |
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| CN106997082A (en) * | 2017-06-16 | 2017-08-01 | 成都亨通光通信有限公司 | A kind of gel filling device produced for optical fiber loose tube |
| CN107450135A (en) * | 2017-07-31 | 2017-12-08 | 富通集团（嘉善）通信技术有限公司 | Fiber optic cable manufacture frizing mould and oil-scraping device |
| CN109270649A (en) * | 2018-12-11 | 2019-01-25 | 江苏永鼎股份有限公司 | Reinforcer gel filling device |
| CN111239943A (en) * | 2020-02-18 | 2020-06-05 | 通鼎互联信息股份有限公司 | Paste coating device for optical cable and ointment filling process thereof |
| CN112799189A (en) * | 2021-01-22 | 2021-05-14 | 李钦 | Optical cable hot-melt type water-blocking cable paste spraying type anti-overflow filling equipment |
| CN113671644A (en) * | 2021-05-13 | 2021-11-19 | 浙江金元完保光纤有限公司 | Optical cable water-blocking factice filling device |
| CN114864184A (en) * | 2022-03-31 | 2022-08-05 | 宁波东方电缆股份有限公司 | Manufacturing equipment and method of deep-sea water-blocking conductor |
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| CN103744156B (en) * | 2014-01-21 | 2016-03-30 | 汕头高新区奥星光通信设备有限公司 | Ointment fills Controlling Technology and factice quantity control device |
| CN103744156A (en) * | 2014-01-21 | 2014-04-23 | 汕头高新区奥星光通信设备有限公司 | Factice filling control process and factice quantity control device |
| CN104267475A (en) * | 2014-10-10 | 2015-01-07 | 江苏俊知光电通信有限公司 | Tight-buffered optical fiber oil charge device |
| CN104991323B (en) * | 2015-07-16 | 2017-11-07 | 成都大唐线缆有限公司 | Block water cable cream filling device and the fill method of a kind of optical cable reinforcer |
| CN104991323A (en) * | 2015-07-16 | 2015-10-21 | 成都大唐线缆有限公司 | Optical cable reinforcer water-blocking cable paste filling device and filling method |
| CN109188626B (en) * | 2016-04-14 | 2020-06-16 | 杭州富通通信技术股份有限公司 | Optical cable manufacturing method |
| CN105676388A (en) * | 2016-04-14 | 2016-06-15 | 杭州富通通信技术股份有限公司 | Optical cable manufacturing method |
| CN109188626A (en) * | 2016-04-14 | 2019-01-11 | 杭州富通通信技术股份有限公司 | Fiber optic cable manufacture method |
| CN109188627A (en) * | 2016-04-14 | 2019-01-11 | 杭州富通通信技术股份有限公司 | Fiber optic cable manufacture method |
| CN109188628A (en) * | 2016-04-14 | 2019-01-11 | 杭州富通通信技术股份有限公司 | Fiber optic cable manufacture method |
| CN106154469A (en) * | 2016-08-24 | 2016-11-23 | 富通住电特种光缆（天津）有限公司 | A kind of optical cable paste filling device |
| CN106346733A (en) * | 2016-09-16 | 2017-01-25 | 芜湖市旭辉电工新材料有限责任公司 | Cable insulation extrusion process capable of realizing automatic regulation of concentricity |
| CN106346733B (en) * | 2016-09-16 | 2019-02-19 | 保定京阳立津线缆制造有限公司 | A kind of cable insulation extrusion process of automatic concentricity adjusting |
| CN106932871A (en) * | 2017-03-29 | 2017-07-07 | 通鼎互联信息股份有限公司 | A kind of novel secondary plastic sleeve device for filling oil |
| CN106959494A (en) * | 2017-03-29 | 2017-07-18 | 通鼎互联信息股份有限公司 | A kind of contactless gel filling device of high speed secondary coating |
| CN106932871B (en) * | 2017-03-29 | 2024-01-16 | 通鼎互联信息股份有限公司 | Novel oil charge is moulded to secondary cover device |
| CN106997082A (en) * | 2017-06-16 | 2017-08-01 | 成都亨通光通信有限公司 | A kind of gel filling device produced for optical fiber loose tube |
| CN107450135A (en) * | 2017-07-31 | 2017-12-08 | 富通集团（嘉善）通信技术有限公司 | Fiber optic cable manufacture frizing mould and oil-scraping device |
| CN109270649A (en) * | 2018-12-11 | 2019-01-25 | 江苏永鼎股份有限公司 | Reinforcer gel filling device |
| CN111239943A (en) * | 2020-02-18 | 2020-06-05 | 通鼎互联信息股份有限公司 | Paste coating device for optical cable and ointment filling process thereof |
| CN112799189A (en) * | 2021-01-22 | 2021-05-14 | 李钦 | Optical cable hot-melt type water-blocking cable paste spraying type anti-overflow filling equipment |
| CN112799189B (en) * | 2021-01-22 | 2023-08-25 | 国网河南省电力公司辉县市供电公司 | Optical cable hot melt type water-blocking cable paste spray type anti-overflow filling equipment |
| CN113671644A (en) * | 2021-05-13 | 2021-11-19 | 浙江金元完保光纤有限公司 | Optical cable water-blocking factice filling device |
| CN113671644B (en) * | 2021-05-13 | 2024-04-16 | 浙江金元完保光纤有限公司 | Optical cable waterproofing oleamen filling device |
| CN114864184A (en) * | 2022-03-31 | 2022-08-05 | 宁波东方电缆股份有限公司 | Manufacturing equipment and method of deep-sea water-blocking conductor |
| CN114864184B (en) * | 2022-03-31 | 2024-04-16 | 宁波东方电缆股份有限公司 | Manufacturing method of deep sea water-blocking conductor |
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Effective date of registration: 20151106 Address after: 518000 Sumitomo fiber garden, North hi tech Zone, Shenzhen, Guangdong, Nanshan District Patentee after: SEI OPTICAL FIBER AND CABLE (SHENZHEN) CO., LTD. Address before: Fuyang City, Hangzhou City, 311422 Shouxiang town in Zhejiang province Zhu Jia Patentee before: Hangzhou Futong Communication Technology Co., Ltd. |
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Effective date of registration: 20210319 Address after: B4-18f, building B, Kexing Science Park, 15 Keyuan Road, Science Park community, Yuehai street, Nanshan District, Shenzhen, Guangdong 518000 Patentee after: SHENZHEN XIN'AOKE CABLE Co.,Ltd. Patentee after: HANGZHOU FUTONG COMMUNICATION TECHNOLOGY Co.,Ltd. Address before: 518000 Sumitomo optical fiber Park, hi tech North District, Nanshan District, Shenzhen City, Guangdong Province Patentee before: SEFC OPTICAL FIBER AND CABLE (SHENZHEN) Co.,Ltd. Patentee before: HANGZHOU FUTONG COMMUNICATION TECHNOLOGY Co.,Ltd. |