CN106932871B - Novel oil charge is moulded to secondary cover device - Google Patents
Novel oil charge is moulded to secondary cover device Download PDFInfo
- Publication number
- CN106932871B CN106932871B CN201710198375.7A CN201710198375A CN106932871B CN 106932871 B CN106932871 B CN 106932871B CN 201710198375 A CN201710198375 A CN 201710198375A CN 106932871 B CN106932871 B CN 106932871B
- Authority
- CN
- China
- Prior art keywords
- die
- hole
- wire
- inlet
- guide tube
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 239000013307 optical fiber Substances 0.000 claims abstract description 34
- 239000002674 ointment Substances 0.000 claims abstract description 29
- 239000006223 plastic coating Substances 0.000 claims abstract description 7
- 229910001220 stainless steel Inorganic materials 0.000 claims description 4
- 239000010935 stainless steel Substances 0.000 claims description 4
- 229910001369 Brass Inorganic materials 0.000 claims description 3
- 239000010951 brass Substances 0.000 claims description 3
- 238000005219 brazing Methods 0.000 claims description 2
- 238000005516 engineering process Methods 0.000 abstract description 2
- 238000012545 processing Methods 0.000 abstract description 2
- 239000000835 fiber Substances 0.000 description 8
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000005429 filling process Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 1
- 239000010937 tungsten Substances 0.000 description 1
- 229910052721 tungsten Inorganic materials 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/44—Mechanical structures for providing tensile strength and external protection for fibres, e.g. optical transmission cables
- G02B6/4479—Manufacturing methods of optical cables
- G02B6/4483—Injection or filling devices
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P40/00—Technologies relating to the processing of minerals
- Y02P40/50—Glass production, e.g. reusing waste heat during processing or shaping
- Y02P40/57—Improving the yield, e-g- reduction of reject rates
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Surface Treatment Of Glass Fibres Or Filaments (AREA)
- Light Guides In General And Applications Therefor (AREA)
Abstract
The invention provides a novel secondary plastic coating and oil filling device, which comprises a guide rail, an ointment filling device and an optical fiber guiding device, wherein the ointment filling device and the optical fiber guiding device are slidably arranged on the guide rail; the ointment filling device comprises a container body, wherein an inlet die and an outlet die are respectively arranged on two sides of the container body, and a first wire through hole and a second wire through hole which are communicated with a cavity in the container body are respectively arranged on the inlet die and the outlet die; the first sliding block is horizontally and slidably arranged on the guide rail, and the container body is arranged on the first sliding block; the optical fiber guiding device comprises a supporting frame and a guiding tube horizontally arranged on a guiding tube rear seat; a second slider corresponding to the first slider; the support frame is mounted on the second slider. The ointment created by the invention is carried out from the cavity of the container along with the optical fiber, the requirements on the pressure stability and the negative pressure performance of the ointment pump are reduced, the equipment for covering the plastic ointment pump can be simplified, the input cost of the equipment is reduced, the outside diameter of the beam tube and the residual length of the optical fiber in the tube are also improved, and the whole device has simple processing technology and convenient operation.
Description
Technical Field
The invention belongs to the technical field of optical cables for communication, and particularly relates to a novel secondary plastic-coated oil-filled device.
Background
The optical fiber is simply called as optical fiber, the optical fiber is essentially quartz glass, the optical fiber is easily damaged by external force in the production and manufacturing process, quality accidents such as fiber interruption, large attenuation and the like are caused in the production process, the traditional needle tube type ointment filling device has a longer advancing distance in a needle tube due to design problems, the needle tube is rough, the space in the tube is small, impurities such as dust and the like are easy to block a pipeline to cause certain damage to the surface of the optical fiber, the mechanical strength of the optical fiber is reduced, the optical fiber breaks in a pay-off rack or the tube, the fiber breaking problem is solved, the traditional oil filling mode is a full pressure type oil filling mode, the ointment is filled into a PBT tube through an oil needle constant pressure type, and the requirements on the vacuumizing degree and the needle tube size of the ointment pump are high, otherwise, the residual length of the optical fiber in the tube and the tube diameter change of a beam tube are influenced.
Disclosure of Invention
Therefore, the invention aims to provide a novel secondary plastic coating oil-filled device which has small resistance, stable oil filling and simple and convenient operation.
In order to achieve the above purpose, the technical scheme of the invention is realized as follows:
the novel secondary plastic coating oil-filled device comprises a guide rail, an ointment filling device and an optical fiber guiding device, wherein the ointment filling device and the optical fiber guiding device are slidably arranged on the guide rail;
the ointment filling device comprises
The container body is provided with an inlet die and an outlet die at two sides thereof respectively, and the inlet die and the outlet die are provided with a first wire passing hole and a second wire passing hole which are communicated with the cavity in the container body respectively;
the first sliding block is horizontally arranged on the guide rail in a sliding way, and the container body is arranged on the first sliding block;
the optical fiber guiding device comprises
The support frame is provided with a guide tube backseat with a third wire passing hole in the middle;
the guide pipe is horizontally arranged on the guide pipe rear seat;
the second sliding block corresponds to the first sliding block and is horizontally and slidably arranged on the guide rail; the support frame is arranged on the second sliding block;
the first wire passing hole on the inlet die, the second wire passing hole on the outlet die and the third wire passing hole on the guide tube back seat are concentrically arranged.
Further, the inlet and outlet of the inlet die are all rounded.
Further, a taper hole section is arranged on one side, close to the inlet die, of the second wire through hole on the outlet die, and the large-opening end of the taper hole section faces the inlet die.
Further, the guide tube is made of stainless steel tubes.
Further, the guide tube backseat adopts a brass seat.
Further, the guide tube is fixed on the support frame through a fixing nut.
Further, the second via diameter of the exit die is greater than the first via diameter of the entry die.
Compared with the prior art, the invention has the following advantages:
compared with a common needle tube type secondary plastic sleeving filling device, the device has the advantages that the operation is convenient, the eccentric adjustment is very simple, the complicated deflection adjustment and relatively high technical experience of the traditional needle tube type oil filling device are reduced, the fiber breaking accident is greatly reduced, the requirement on the pumping of an ointment pump is reduced, and the plastic sleeving equipment can be better simplified without reducing the product quality, and the improvement is promoted.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention and do not constitute an undue limitation on the invention. In the drawings:
fig. 1 is a schematic diagram of the structure of the present invention.
Reference numerals illustrate:
1-an inlet die; 2-a container body; 3-outlet die; 4-a guide tube rear seat; 5-supporting frames; 6-fixing the nut; 7-a guide tube; 8-a first slider; 9-a second slider; 10-a guide rail; 11-a first via; 12-a second via; 13-a third via; 14-taper hole sections; 15-taper.
Detailed Description
It should be noted that, without conflict, the embodiments of the present invention and features of the embodiments may be combined with each other.
In the description of the invention, it should be understood that the terms "center," "longitudinal," "transverse," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships that are based on the orientation or positional relationships shown in the drawings, merely to facilitate describing the invention and simplify the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be configured and operate in a particular orientation, and therefore should not be construed as limiting the invention. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first", "a second", etc. may explicitly or implicitly include one or more such feature. In the description of the invention, unless otherwise indicated, the meaning of "a plurality" is two or more.
In the description of the invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the creation of the present invention can be understood by those of ordinary skill in the art in a specific case.
The invention will be described in detail below with reference to the drawings in connection with embodiments.
The novel secondary plastic coating oil-filled device comprises a guide rail 10, an ointment filling device and an optical fiber guiding device which are slidably arranged on the guide rail 10, as shown in figure 1;
the ointment filling apparatus includes:
the container body 2 is provided with an inlet die 1 and an outlet die 3 at two sides thereof, and the inlet die 1 and the outlet die 3 are respectively provided with a first wire through hole 11 and a second wire through hole 12 which are communicated with the cavity in the container body 2; specifically, the inner walls of the first wire passing hole 11 and the second wire passing hole 12 of the inlet and outlet die are respectively provided with a tungsten steel layer, so that the fiber is wear-resistant, durable, not easy to corrode, friction is reduced in the advancing process of the optical fiber due to the special structural design of the wire passing holes, and the fiber breaking rate of the secondary plastic sheathing is greatly reduced. The material of the inlet die and the outlet die can be steel material or other materials commonly used in the field.
A first slider 8 horizontally slidably disposed on the guide rail 10, the container body 2 being mounted on the first slider 8; the container body is a hollow cavity, the ointment is injected into the hollow cavity by a pump, a certain pressure is formed, and the cavity volume is designed according to the oil filling amount and is generally 50-60 cm 3 。
The optical fiber guiding device includes:
a support frame 5, on which a guide tube backseat 4 with a third wire passing hole 13 in the middle is arranged;
the guide pipe 7 is horizontally arranged on the guide pipe rear seat 4; usually, the guide tube is made of stainless steel, and is implanted into the rear seat of the guide tube by welding, and the center line of the guide tube is consistent with the inlet and outlet dies;
a second slider 9 corresponding to the first slider 8 and horizontally slidably provided on the guide rail 10; the support frame 5 is arranged on the second sliding block 9;
the first wire through hole 11 on the inlet die 1, the second wire through hole 12 on the outlet die 3, and the third wire through hole 13 on the guide tube back seat 4 are concentrically arranged. The difficulty of eccentric adjustment is avoided greatly, the advancing stability of the optical fiber can be ensured structurally, and the possibility of fiber breakage is avoided greatly.
The inlet and outlet of the inlet die 1 are all round. The value of the inlet die hole is 1.4-1.5 mm according to the effective diameter of the optical fiber bundle, the value of the outlet die is 1.5-2.0 mm according to the inner diameter of the bundle tube, and the inlet and outlet of the inlet die are rounded, so that the friction force in the optical fiber advancing process is greatly reduced.
It should be noted that the first sliding block and the second sliding block can slide independently and can be close to or far away from each other in the linear direction, and specifically, two rows of small balls can be arranged between the bottom of the sliding block and the guide rail, so that the sliding is stable and smooth.
The second wire through hole 12 on the outlet die 3 is provided with a taper hole section 14 at one side close to the inlet die, and the large end of the second wire through hole 12 is opened towards the inlet die. In addition, the diameter of the second wire passing hole 12 of the outlet die 3 is larger than that of the first wire passing hole 11 of the inlet die, in addition, a conical opening 15 is arranged at one end of the guide tube rear seat, which faces the ointment filling device, and one side, which is larger in opening, faces the ointment filling device, so that optical fibers can pass more easily, friction in the advancing process of the optical fibers is avoided greatly, and the fiber breakage rate is reduced greatly.
The guide tube 7 is a stainless steel tube. The guide tube backseat 4 adopts a brass seat. The guide tube 7 is fixed on the support frame 5 by a fixing nut 6. Specifically, the guide tube backseat passes the support frame from one side, and its medial surface supports the support frame, and its one end that passes the support frame is equipped with external screw thread structure, twists through fixation nut 6, fixes guide tube backseat 4, and then fixes the guide tube on the support frame steadily.
Taking 12 cores/2.0 mm as an example, the equivalent diameter of 12 optical fibers is about 1.16mm, the thickness of the beam tube wall is 0.32mm, the inner diameter is 1.36mm, and the optical fibers are led into the container body 2 from the inlet die 1, brought out of the ointment from the outlet die 3 and led into the beam tube from the guide tube 7 to finish the oil filling process.
The diameter of the inner hole of the inlet die 1 is properly enlarged according to the equivalent diameter of 12 optical fibers, the diameter is generally enlarged by 0.2-0.4 mm, the actual value is 1.4mm, the excessive ointment overflows from the hole due to pressure, the optical fibers are stressed when the excessive ointment is too small, the diameter of the inner hole of the outlet die 3 is properly enlarged according to the inner diameter of the beam tube, the diameter is generally enlarged by 0.3-0.5 mm, and the actual value is 1.5mm. The diameter of the second wire through hole 12 of the outlet die 3 is larger than that of the first wire through hole 11 of the inlet die, the optical fiber runs smoothly, and the secondary plastic coating fiber breakage rate is greatly reduced.
The inlet die 1, the outlet die 3 and the guide tube 7 are arranged on the same central line, the guide tube 7 is implanted into the guide tube back seat 4 in a brazing mode, the guide tube back seat 4 is fixed on the guide tube supporting frame 5 through the fixing nut 6, and the positions required by the ointment filling device and the optical fiber guiding device can be adjusted by sliding the first sliding block and the second sliding block left and right.
The ointment created by the invention is carried out from the cavity of the container along with the optical fiber, the requirements on the pressure stability and the negative pressure performance of the ointment pump are reduced, the equipment for sheathing the ointment pump can be simplified, the input cost of the equipment is reduced, the outside diameter of the beam tube and the residual length of the optical fiber in the tube are also improved, the whole device has simple processing technology and convenient operation, particularly the deviation adjusting difficulty of a sheathing host personnel is reduced, and the device is suitable for operation by novice.
The above embodiments are merely preferred embodiments of the present invention and are not intended to limit the present invention, and any modifications, equivalent substitutions, improvements, etc. within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (3)
1. Novel oil charge is moulded to secondary cover device, its characterized in that: comprises a guide rail, an ointment filling device and an optical fiber guiding device which are slidably arranged on the guide rail;
the ointment filling device comprises
The container body is provided with an inlet die and an outlet die at two sides thereof respectively, and the inlet die and the outlet die are provided with a first wire passing hole and a second wire passing hole which are communicated with the cavity in the container body respectively;
the first sliding block is horizontally arranged on the guide rail in a sliding way, and the container body is arranged on the first sliding block;
the optical fiber guiding device comprises
The support frame is provided with a guide tube backseat with a third wire passing hole in the middle;
the guide pipe is horizontally arranged on the guide pipe rear seat;
the second sliding block corresponds to the first sliding block and is horizontally and slidably arranged on the guide rail; the support frame is arranged on the second sliding block;
the first wire through hole on the inlet die, the second wire through hole on the outlet die and the third wire through hole on the guide tube rear seat are concentrically arranged;
a taper hole section is arranged on one side, close to the inlet die, of the second wire through hole on the outlet die, and the end, with a large opening, of the second wire through hole faces the inlet die; the diameter of the second wire through hole of the outlet die is larger than that of the first wire through hole of the inlet die; the guide tube is implanted into the guide tube backseat in a brazing way, and the guide tube backseat is fixed on the guide tube support frame through the fixing nut;
the inlet die inlet and outlet are all rounded, the diameter of the inlet die hole ranges from 1.4 to 1.5mm, the outlet die inlet and outlet are rounded, and the diameter of the outlet die ranges from 1.5 to 2.0mm; one end of the guide tube rear seat, which faces the ointment filling device, is provided with a cone opening, and the larger side of the guide tube rear seat faces the ointment filling device.
2. The novel secondary plastic coating and oil-filling device according to claim 1, wherein: the guide pipe adopts stainless steel pipe.
3. The novel secondary plastic coating and oil-filling device according to claim 1, wherein: and the guide tube rear seat adopts a brass seat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710198375.7A CN106932871B (en) | 2017-03-29 | 2017-03-29 | Novel oil charge is moulded to secondary cover device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710198375.7A CN106932871B (en) | 2017-03-29 | 2017-03-29 | Novel oil charge is moulded to secondary cover device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106932871A CN106932871A (en) | 2017-07-07 |
| CN106932871B true CN106932871B (en) | 2024-01-16 |
Family
ID=59424829
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710198375.7A Active CN106932871B (en) | 2017-03-29 | 2017-03-29 | Novel oil charge is moulded to secondary cover device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106932871B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108333702A (en) * | 2018-05-11 | 2018-07-27 | 长飞光纤光缆兰州有限公司 | A kind of optical fiber secondary coating is from centering type coating unit |
| CN109001880B (en) * | 2018-09-29 | 2024-03-12 | 沈阳亨通光通信有限公司 | Adjustable oil filling mechanism of optical fiber path and optical fiber coating device |
| CN109239878B (en) * | 2018-11-13 | 2024-07-19 | 广东亨通光电科技有限公司 | Optical fiber bundle central line adjusting device and loose tube production device |
| CN112099167A (en) * | 2020-09-27 | 2020-12-18 | 江苏亨通光电股份有限公司 | Loose tube double-prefilling oil filling device and process |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0713056A (en) * | 1990-06-13 | 1995-01-17 | Ube Nitto Kasei Co Ltd | Reinforced plastic armored cable and its production |
| CN101872046A (en) * | 2010-06-28 | 2010-10-27 | 江苏通鼎光电股份有限公司 | Device for filling oil in optical fiber secondary coating tube |
| CN201716448U (en) * | 2010-06-28 | 2011-01-19 | 江苏通鼎光电股份有限公司 | Oil filling device for cable secondary coating beam tube |
| CN102866475A (en) * | 2012-09-28 | 2013-01-09 | 中国电子科技集团公司第八研究所 | Secondary optical fiber and optical fiber ribbon coating composite production equipment and method using equipment |
| CN202781772U (en) * | 2012-08-02 | 2013-03-13 | 天津长飞鑫茂光缆有限公司 | Elastic outlet die |
| CN103112145A (en) * | 2013-02-20 | 2013-05-22 | 杭州富通通信技术股份有限公司 | Optical cable factice forming mould and factice extruding device |
| CN204479810U (en) * | 2014-12-23 | 2015-07-15 | 杭州富通通信技术股份有限公司 | The fine cream filling device of a kind of optical cable |
| CN205067821U (en) * | 2015-10-30 | 2016-03-02 | 汕头高新区奥星光通信设备有限公司 | Factice filling device |
| CN206833041U (en) * | 2017-03-29 | 2018-01-02 | 通鼎互联信息股份有限公司 | A kind of novel secondary plastic sleeve device for filling oil |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5260940B2 (en) * | 2007-11-09 | 2013-08-14 | 株式会社フジクラ | Loose tube extrusion method and apparatus |
-
2017
- 2017-03-29 CN CN201710198375.7A patent/CN106932871B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0713056A (en) * | 1990-06-13 | 1995-01-17 | Ube Nitto Kasei Co Ltd | Reinforced plastic armored cable and its production |
| CN101872046A (en) * | 2010-06-28 | 2010-10-27 | 江苏通鼎光电股份有限公司 | Device for filling oil in optical fiber secondary coating tube |
| CN201716448U (en) * | 2010-06-28 | 2011-01-19 | 江苏通鼎光电股份有限公司 | Oil filling device for cable secondary coating beam tube |
| CN202781772U (en) * | 2012-08-02 | 2013-03-13 | 天津长飞鑫茂光缆有限公司 | Elastic outlet die |
| CN102866475A (en) * | 2012-09-28 | 2013-01-09 | 中国电子科技集团公司第八研究所 | Secondary optical fiber and optical fiber ribbon coating composite production equipment and method using equipment |
| CN103112145A (en) * | 2013-02-20 | 2013-05-22 | 杭州富通通信技术股份有限公司 | Optical cable factice forming mould and factice extruding device |
| CN204479810U (en) * | 2014-12-23 | 2015-07-15 | 杭州富通通信技术股份有限公司 | The fine cream filling device of a kind of optical cable |
| CN205067821U (en) * | 2015-10-30 | 2016-03-02 | 汕头高新区奥星光通信设备有限公司 | Factice filling device |
| CN206833041U (en) * | 2017-03-29 | 2018-01-02 | 通鼎互联信息股份有限公司 | A kind of novel secondary plastic sleeve device for filling oil |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106932871A (en) | 2017-07-07 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106932871B (en) | Novel oil charge is moulded to secondary cover device | |
| CN104936909B (en) | Optical fiber manufacturing device and manufacturing method | |
| CN102258823A (en) | Catheter | |
| CN104464953B (en) | A kind of vertical adjustable take-up reel | |
| JP2016528160A (en) | Apparatus and method for processing molten glass | |
| CN101868333A (en) | Method for manufacturing long fiber reinforced thermoplastic resin molding material | |
| CN108527810B (en) | Butterfly-shaped optical cable production mold and production line thereof | |
| CN206833041U (en) | A kind of novel secondary plastic sleeve device for filling oil | |
| CN215974374U (en) | Guide mechanism for ensuring steel wire die feeding linearity | |
| CN211595858U (en) | Oiling device for spinning | |
| CN219534144U (en) | Cabling mould and cabling machine | |
| CN220699795U (en) | Fine cutting equipment for epoxy glass fiber tube | |
| CN102596834A (en) | Spinning nozzle arrangement | |
| CN211218373U (en) | Mandrel positioning and adjusting device | |
| CN113682888B (en) | Guide mechanism for guaranteeing linearity of steel wire feeding mould | |
| CN207263984U (en) | A kind of rubber-insulated wire multifiber cable component | |
| JP5712060B2 (en) | Manufacturing method of optical fiber | |
| CN220883326U (en) | Circular leading-in optical cable extrusion molding die | |
| CN221935533U (en) | Support frame is carried in bellows production | |
| CN211620714U (en) | High-count and high-density cotton yarn doubling device | |
| CN216609710U (en) | Combined longitudinal wrapping mold | |
| CN219173878U (en) | Novel paying-off device for cable production | |
| CN113031183B (en) | Optical fiber extra length design method and forming process of optical fiber cable with relay seabed | |
| CN216683270U (en) | Plastic-coated extrusion die | |
| CN213242073U (en) | Wire arranging structure for cable stranding machine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |