CN109343183B - Yarn binding machine die holder for yarn binding of cable core and yarn binding method of cable core - Google Patents
Yarn binding machine die holder for yarn binding of cable core and yarn binding method of cable core Download PDFInfo
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- CN109343183B CN109343183B CN201810941525.3A CN201810941525A CN109343183B CN 109343183 B CN109343183 B CN 109343183B CN 201810941525 A CN201810941525 A CN 201810941525A CN 109343183 B CN109343183 B CN 109343183B
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- yarn
- die holder
- binding
- cable core
- tying
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- 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
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H51/00—Forwarding filamentary material
- B65H51/015—Gathering a plurality of forwarding filamentary materials into a bundle
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H57/00—Guides for filamentary materials; Supports therefor
- B65H57/14—Pulleys, rollers, or rotary bars
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Yarns And Mechanical Finishing Of Yarns Or Ropes (AREA)
- Light Guides In General And Applications Therefor (AREA)
Abstract
The invention discloses a yarn binding die holder for yarn binding of cable cores and a yarn binding method of cable cores, wherein the die holder comprises a die holder body and a doubling die; the die holder body is provided with a channel along the axial direction; the doubling die is arranged in the channel; meanwhile, a first tying area for tying a first yarn is arranged at the inlet of the channel, a second tying area for tying a second yarn is arranged on one side, close to the inlet of the channel, of the doubling die, and the first tying area and the second tying area are close to each other or at least partially overlapped. According to the yarn binding die holder for the cable core yarn binding, provided by the invention, the first binding area and the second binding area are close to each other or at least partially coincide with each other, so that the distance between the binding point of the first yarn on the cable core and the binding point of the second yarn on the cable core is smaller or even close to each other, and the yarn binding at the same point is realized as far as possible, thereby realizing the concentration of yarn binding tension, reducing the loss of yarn tension and ensuring the stability of yarn.
Description
Technical Field
The invention relates to the field of optical cable production and manufacturing, in particular to a yarn binding machine die holder for cable core yarn binding and a cable core yarn binding method.
Background
In order to ensure the cable core forming in the production process of the stranding procedure, after the stranding elements (the sleeve and the reinforcing element) are cabled in an SZ mode, the stranding elements are fixed through binding yarns, and the change of stranding pitch caused by untwisting of the stranding elements is prevented.
In recent years, the number of outlet optical cables has been increasing, the optical cable structure has become diversified and complicated, and the requirements for the production process have become higher and higher, wherein the control of the stability of the binder in the stranding process has become a key factor. Aiming at the optical cable with special structure and process (when a cable core with large outer diameter and more stranding elements are produced or the paying-off tension of the larger stranding elements is used, the back twist problem exists after the cable core passes through a stranding platform), when the existing pot type yarn binding machine is used for binding yarn, due to the design defect of the upper die holder of the yarn binding machine (as shown in fig. 1, the fixing position of the doubling die 2 in the die holder is close to the middle of the die holder and far away from the inlet end of the die holder, so that the yarn binding points of the first yarn 3 and the second yarn 4 on the cable core 5 are staggered back and forth, the yarn binding tension is dispersed, the first yarn 3 is easy to throw yarn when the problem of back twist occurs, and meanwhile, due to the fact that the outer diameter of the die holder extension 11 is small and the designed size is 60-65 mm, the yarn binding point of the first yarn 3 on the surface of the cable core 5 is close to the unformed position, the outward-supported force value is large), the phenomenon of 'yarn throwing' easily occurs, and the back twist of the cable core. A gap exists between the center reinforcing piece and the sleeve after the back twist, and the stability of the cable core 5 is poor; meanwhile, the stranding pitch is large when the optical fiber cable is formed directly, the tensile property of the optical fiber cable is influenced, the optical fiber is stressed even in later laying, the attenuation of the optical fiber is increased, and the service life of the optical fiber is shortened. Therefore, a method for ensuring the stable tension of the bundled yarns during cabling while meeting the production requirements of a special process is needed to solve the problems.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide the yarn binding machine die holder for cable core yarn binding, which realizes the concentration of yarn binding tension, reduces the loss of yarn tension and ensures the stability of yarn.
In order to achieve the above purposes, the technical scheme adopted by the invention is as follows: the utility model provides a cable core is pricked yarn and is pricked yarn machine die holder, it includes:
the die holder comprises a die holder body, wherein a channel is formed in the die holder body along the axial direction of the die holder body;
the doubling die is arranged in the channel; at the same time, the user can select the desired position,
the inlet of the channel is provided with a first tying area for tying a first yarn, one side of the doubling die, which is close to the inlet of the channel, is provided with a second tying area for tying a second yarn, and the first tying area and the second tying area are close to each other or at least partially coincide with each other.
The first tying area and the second tying area are close to each other or at least partially coincide with each other, so that the distance between the tying point of the first yarn on the cable core and the tying point of the second yarn on the cable core is small, even the first yarn and the second yarn are close to each other, and the yarn tying at the same point is realized as far as possible, thereby realizing the concentration of yarn tying tension, reducing the loss of yarn tension and ensuring the stability of yarn.
Further, be equipped with on the die holder body and be annular die holder epitaxy, the die holder epitaxy with the passageway coaxial setting, the die holder epitaxy with the passageway entry end is located on the same terminal surface of die holder body, the die holder epitaxy is used for the first yarn direction.
Further, the outer diameter of the die holder extension is 75-80 mm.
Furthermore, the end face of the die holder extension, which is far away from the die holder body, is a convex cambered surface.
Adopt the cambered surface, when first yarn was tied on the cable core around the die holder epitaxy after, for the plane, the cambered surface is comparatively level and smooth, is favorable to the direction of first yarn, and on the other hand avoids the die holder epitaxy to keep away from the terminal surface of die holder body and is too sharp when the plane, and the power that produces cuts off first yarn when the direction, consequently, sets up to the cambered surface and can protect first yarn.
Further, a window for the second yarn to pass through is formed in the side wall of the die holder body, and the window is communicated with the channel.
Furthermore, a through hole for the second yarn to pass through is formed in the bottom wall of the window close to the outlet end of the channel.
Furthermore, a guide wheel for guiding the second yarn is arranged on the side wall of the window.
Further, the channel comprises a first circular truncated cone-shaped section and a second circular truncated cone-shaped section, the first circular truncated cone-shaped section and the second circular truncated cone-shaped section are arranged in the movement direction of the cable core, the diameter of the first circular truncated cone-shaped section is gradually reduced in the movement direction of the cable core, and the doubling die is located at the second circular truncated cone-shaped section.
Further, the die holder body is provided with a mounting hole on the side wall, and the doubling die is fixed on the die holder body through a bolt penetrating through the mounting hole.
The invention also provides a cable core yarn binding method, which comprises the following steps:
providing any one of the yarn bundling die holder for the cable core yarn bundling;
and tying the first yarn on the cable core, wherein the tying point of the first yarn on the cable core is positioned in the first tying area, the second yarn is tied on the cable core, and the tying point of the second yarn on the cable core is positioned in the second tying area.
Compared with the prior art, the invention has the advantages that:
(1) according to the yarn binding die holder for the cable core yarn binding, provided by the invention, the first binding area and the second binding area are close to each other or at least partially coincide with each other, so that the distance between the binding point of the first yarn on the cable core and the binding point of the second yarn on the cable core is smaller or even close to each other, and the yarn binding at the same point is realized as far as possible, thereby realizing the concentration of yarn binding tension, reducing the loss of yarn tension and ensuring the stability of yarn.
(2) According to the yarn binding die holder for the cable core yarn binding, the outer diameter of the extension of the die holder is set to be 75-80 mm, so that the yarn binding point of the first yarn on the cable core is closer to the inlet end of the doubling die, namely closer to the position where the central reinforcing part and the loose tube are twisted and formed, the influence of the post-shrinkage and longitudinal-stretching tension of the central reinforcing part and the loose tube on the first yarn is reduced, the yarn throwing problem during production is avoided to a large extent, and the stability of the cable core is ensured.
Drawings
FIG. 1 is a schematic structural view of a yarn binding machine die holder for binding yarn of a cable core in the prior art;
fig. 2 is a schematic structural view of a yarn binding machine die holder for cable core yarn binding according to an embodiment of the present invention;
fig. 3 is a schematic structural view of a yarn binding machine die holder for cable core yarn binding according to an embodiment of the present invention;
fig. 4 is a schematic perspective view of a yarn binding machine die holder for binding yarns on a cable core according to an embodiment of the present invention;
fig. 5 is a schematic perspective view of a yarn binding machine die holder for binding yarns on cable cores according to an embodiment of the present invention.
In the figure: 1. a die holder body; 10. a channel; 100. a first stage; 101. a second stage; 11. extending the die holder; 12. a window; 13. a wire passing hole; 14. a guide wheel; 15. mounting holes; 2. doubling dies; 3. a first yarn; 30. a first tying zone; 4. a second yarn; 40. a second tying zone; 5. and a cable core.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples.
Example 1
Referring to fig. 2 and 3, an embodiment of the invention provides a yarn binding die holder for cable core yarn binding, which includes a die holder body 1 and a doubling die 2; the middle part of the die holder body 1 is provided with a channel 10 along the axial direction, the doubling die 2 is arranged in the channel 10 and is close to the inlet end of the channel 10 as much as possible, the middle part of the doubling die 2 is provided with a through hole which is coaxially arranged with the channel 10, and the central reinforcing piece and the loose tube enter through the inlet end of the channel 10 and form a cable core 5 after passing through the doubling die 2; the entrance of the channel 10 is provided with a first tying zone 30, the side of the doubling die 2 close to the entrance of the channel 10 is provided with a second tying zone 40, and since the side of the doubling die 2 close to the entrance of the channel 10 is the twisting and forming position, the first tying zone 30 and the second tying zone 40 preferably abut against the side of the doubling die 2 close to the entrance of the channel 10, the first tying zone 30 functions to ensure that the tying point of the first yarn 3 on the cable core 5 is located in the first tying zone 30 when the first yarn 3 is tied on the cable core 5, and similarly, the second tying zone 40 functions to ensure that the tying point of the second yarn 4 on the cable core 5 is located in the second tying zone 40 when the second yarn 4 is tied on the cable core 5, and the first tying zone 30 and the second tying zone 40 are close to or at least partially coincide with each other.
In this embodiment, the first tying region 30 and the second tying region 40 are close to each other or at least partially coincide with each other, so that the distance between the tying point of the first yarn 3 on the cable core 5 and the tying point of the second yarn 4 on the cable core 5 is ensured to be small, even close to each other, and the yarn tying at the same point is realized as much as possible, thereby realizing the concentration of yarn tying tension, reducing the loss of yarn tension, and ensuring the yarn stability.
Referring to fig. 2, in the embodiment, the doubling die 2 is moved forward at a fixed position in the die holder body 1, so that the doubling die 2 is close to the inlet end of the channel 10, which relatively reduces the distance between the inlet end of the channel 10 and the side of the doubling die 2 close to the inlet end of the channel 10, and indirectly makes the first tying area 30 and the second tying area 40 close to the side of the doubling die 2 close to the inlet end of the channel 10, which is more beneficial to the concentration of yarn tying tension, reduces the loss of yarn tension, and ensures the stability of yarn.
Example 2
Referring to fig. 2 and 3, an embodiment of the invention provides a yarn binding die holder for cable core yarn binding, which includes a die holder body 1 and a doubling die 2; a channel 10 is arranged on the middle part of the die holder body 1 along the axial direction, and the doubling die 2 is arranged in the channel 10; a first tying area 30 is arranged at the inlet of the channel 10, a second tying area 40 is arranged on one side, close to the inlet of the channel 10, of the doubling die 2, the first tying area 30 is used for ensuring that a tying point of the first yarn 3 on the cable core 5 is located in the first tying area 30 when the first yarn 3 is tied on the cable core 5, and similarly, the second tying area 40 is used for ensuring that a tying point of the second yarn 4 on the cable core 5 is located in the second tying area 40 when the second yarn 4 is tied on the cable core 5, and the first tying area 30 and the second tying area 40 are close to each other or at least partially coincide; the die holder body 1 is also provided with an annular die holder extension 11, the die holder extension 11 and the channel 10 are coaxially arranged, and the inlet ends of the die holder extension 11 and the channel 10 are positioned on the same end surface of the die holder body 1. Referring to fig. 2, the first yarn 3 is drawn in a direction opposite to the moving direction of the cable core 5, passes through the die holder extension 11, and is tied on the cable core 5, and the die holder extension 11 is used for guiding the first yarn 3.
Example 3
This example differs from example 2 in that: the outer diameter of the die holder extension 11 is 75-80 mm.
In figure 1, because the die holder extension 11 external diameter is less, and the size is 60 ~ 65mm, makes first yarn 3 be close to not shaping position at the yarn tying point on cable core 5 surface, and the power value that receives to strut outward is great, appears "throwing" phenomenon easily to aggravate the back twist of cable core 5. This embodiment is in order to solve this problem, through long-term practice, set up the external diameter of die holder epitaxy 11 to 75 ~ 80mm, make the entry end of doubling mould 2 is pressed close to more to the bundle yarn point of first yarn 3 on cable core 5, be close to the position of central reinforcement and pine sleeve transposition molding promptly, thereby the influence of central reinforcement and pine sleeve's postshrinkage and the tension of vertically strutting to first yarn 3 has been reduced, yarn throwing problem when production has been avoided to a great extent, guarantee cable core 5's stability.
Example 4
Referring to fig. 3, the present embodiment is different from embodiment 2 in that: the end surface of the die holder extension 11 far away from the die holder body 1 is a convex cambered surface. The cambered surface is set to in this embodiment, and when being tied on cable core 5 after first yarn 3 is extended 11 around the die holder, on the one hand, for the plane, the cambered surface is comparatively level and smooth, is favorable to the direction of first yarn 3, and on the other hand avoids die holder extension 11 to keep away from the terminal surface of die holder body 1 and is too sharp when the plane, and the power that produces cuts off first yarn 3 when the direction, consequently, sets up to the cambered surface and can protect first yarn 3.
Example 5
Referring to fig. 4 and 5, the present embodiment is different from embodiment 1 in that: a window 12 is formed in the side wall of the die holder body 1, the window 12 is communicated with the channel 10, and the second yarns 4 can be pulled along the direction opposite to the moving direction of the cable core 5 and are tied on the cable core 5 through the window 12.
Referring to fig. 2, 4 and 5, a through hole 13 for the second yarn 4 to pass through is formed in the bottom wall of the window 12 close to the outlet end of the channel 10, and the second yarn 4 can be pulled along the direction opposite to the moving direction of the cable core 5, and then passes through the through hole 13 and the window 12 in sequence, and finally is tied on the cable core 5.
As shown in fig. 2 and 4, on the side wall of the window 12 there is also a guide wheel 14 for guiding the second yarn 4. The second yarn 4 passes through the window 12 and then passes through the guide wheel 14, and is tied on the cable core 5.
In this embodiment, two windows 12 are provided, and the two windows 12 are symmetrically arranged along the central axis of the channel 10, so that the two second yarns 4 can be tied simultaneously.
Likewise, two guide wheels 14 can be provided, one on each side wall of the two windows 12.
Example 6
Referring to fig. 3, an embodiment of the present invention provides a yarn binding machine die holder for cable core yarn binding, including a die holder body 1 and a doubling die 2; a channel 10 is arranged on the middle part of the die holder body 1 along the axial direction, and the doubling die 2 is arranged in the channel 10; a first tying area 30 is arranged at the inlet of the channel 10, a second tying area 40 is arranged on one side, close to the inlet of the channel 10, of the doubling die 2, the first tying area 30 is used for ensuring that a tying point of the first yarn 3 on the cable core 5 is located in the first tying area 30 when the first yarn 3 is tied on the cable core 5, and similarly, the second tying area 40 is used for ensuring that a tying point of the second yarn 4 on the cable core 5 is located in the second tying area 40 when the second yarn 4 is tied on the cable core 5, and the first tying area 30 and the second tying area 40 are close to each other or at least partially coincide; the channel 10 comprises a first section 100 and a second section 101 which are arranged along the moving direction of the cable core 5, the first section 100 is in a circular truncated cone shape, the diameter of the first section 100 is gradually reduced along the moving direction of the cable core 5, the second section 101 is in a cylindrical shape, the end with the smaller diameter of the first section 100 is connected with the second section 101, and meanwhile, the diameter of the end with the smaller diameter of the first section 100 is equal to that of the second section 101; the doubling mold 2 is located at the second section 101.
Referring to fig. 3, the inlet end of the doubling die 2 coincides with the end of the first section 100 having the smaller diameter, and the provision of the first section 100 having a truncated cone shape has the advantage that the first section 100 can be smoothly guided when the first yarn 3 enters the channel 10 and is bound to the cable core.
Referring to fig. 3, both the first tie down zone 30 and the second tie down zone 40 are within the first segment 100.
Example 7
Referring to fig. 3 and 5, the present embodiment is different from embodiment 1 in that: seted up mounting hole 15 on the die holder body 1 lateral wall, mounting hole 15 can be established to the screw hole, and doubling mould 2 settles behind the passageway, twists the bolt on mounting hole 15, is fixed in die holder body 1 with doubling mould 2 with the bolt on, if need change doubling mould 2, also convenient dismantlement. The mounting holes 15 may be provided in plural, for example, two, and two mounting holes 15 are symmetrically provided along the central axis of the passage 10.
Example 8
The embodiment of the invention also provides a cable core yarn binding method, which comprises the following steps:
providing any one of the yarn binding die holders for the cable core yarn binding;
the first yarn 3 is tied to the cable core 5 such that the point of tying of the first yarn 3 to the cable core 5 is in the first tying zone 30, the second yarn 4 is tied to the cable core 5, and the point of tying of the second yarn 4 to the cable core 5 is in the second tying zone 40.
By the method provided by the embodiment, the first tying area 30 and the second tying area 40 are close to each other or at least partially coincide with each other, so that the distance between the tying point of the first yarn 3 on the cable core 5 and the tying point of the second yarn 4 on the cable core 5 is ensured to be small or even close to each other, and yarn tying at the same point is realized as much as possible, thereby realizing concentration of yarn tying tension, reducing the loss of yarn tension and ensuring the yarn stability.
Further, the die holder with the die holder extension 11 and the outer diameter of 75-80 mm is selected for yarn binding, so that the yarn binding point of the first yarn 3 on the cable core 5 is closer to the inlet end of the doubling die 2, namely, the yarn binding point is closer to the position where the central reinforcing part and the loose tube are twisted and formed, the influence of the post-shrinkage and longitudinal-stretching tension of the central reinforcing part and the loose tube on the first yarn 3 is reduced, the yarn throwing problem during production is avoided to a large extent, and the stability of the cable core 5 is ensured.
The present invention is not limited to the above-described embodiments, and it will be apparent to those skilled in the art that various modifications and improvements can be made without departing from the principle of the present invention, and such modifications and improvements are also considered to be within the scope of the present invention. Those not described in detail in this specification are within the skill of the art.
Claims (10)
1. A yarn binding machine die holder for cable core yarn binding comprises: the die holder comprises a die holder body (1), wherein a channel (10) is formed in the die holder body (1) along the axial direction of the die holder body; a doubling die (2) arranged in the channel (10); the method is characterized in that:
a first tying area (30) for tying a first yarn (3) is arranged at the inlet of the channel (10), a second tying area (40) for tying a second yarn (4) is arranged on one side, close to the inlet of the channel (10), of the doubling die (2), and the first tying area (30) and the second tying area (40) are close to each other or at least partially coincide with each other.
2. The die holder of the yarn binding machine for yarn binding of cable cores according to claim 1, wherein: be equipped with on die holder body (1) and be annular die holder epitaxy (11), die holder epitaxy (11) with passageway (10) coaxial setting, die holder epitaxy (11) with passageway (10) entry end is located on the same terminal surface of die holder body (1), die holder epitaxy (11) are used for first yarn (3) direction.
3. The die holder of the yarn binding machine for yarn binding of cable cores according to claim 2, wherein: the outer diameter of the die holder extension (11) is 75-80 mm.
4. The die holder of the yarn binding machine for yarn binding of cable cores according to claim 2, wherein: the end face, far away from the die holder body (1), of the die holder extension (11) is a convex cambered surface.
5. The die holder of the yarn binding machine for yarn binding of cable cores according to claim 1, wherein: a window (12) for the second yarn (4) to pass through is formed in the side wall of the die holder body (1), and the window (12) is communicated with the channel (10).
6. The die holder of the yarn binding machine for yarn binding of cable cores according to claim 5, wherein: and a through hole (13) for the second yarn (4) to pass through is formed in the bottom wall of the window (12) close to the outlet end of the channel (10).
7. The die holder of the yarn binding machine for yarn binding of cable cores according to claim 5, wherein: and a guide wheel (14) for guiding the second yarn (4) is arranged on the side wall of the window (12).
8. The die holder of the yarn binding machine for yarn binding of cable cores according to claim 1, wherein: the channel (10) comprises a first truncated cone-shaped section (100) and a second cylindrical section (101) which are arranged along the movement direction of the cable core (5), the diameter of the first section (100) is gradually reduced along the movement direction of the cable core (5), and the doubling die (2) is positioned at the second section (101).
9. The die holder of the yarn binding machine for yarn binding of cable cores according to claim 1, wherein: the die holder is characterized in that a mounting hole (15) is formed in the side wall of the die holder body (1), and the doubling die (2) is fixed on the die holder body (1) through a bolt penetrating through the mounting hole (15).
10. A cable core yarn binding method is characterized by comprising the following steps:
providing a yarn binding die holder for the cable core yarn binding according to any one of claims 1 to 9;
the method comprises the steps of binding a first yarn (3) on a cable core (5), enabling a binding point of the first yarn (3) on the cable core (5) to be located in a first binding area (30), binding a second yarn (4) on the cable core (5), and enabling a binding point of the second yarn (4) on the cable core (5) to be located in a second binding area (40).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810941525.3A CN109343183B (en) | 2018-08-17 | 2018-08-17 | Yarn binding machine die holder for yarn binding of cable core and yarn binding method of cable core |
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| CN201810941525.3A CN109343183B (en) | 2018-08-17 | 2018-08-17 | Yarn binding machine die holder for yarn binding of cable core and yarn binding method of cable core |
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| CN109343183B true CN109343183B (en) | 2020-04-28 |
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| CN111186077A (en) * | 2020-03-18 | 2020-05-22 | 合肥大成通信设备有限公司 | Spray ring cable bundling device for replacing optical cable yarn bundling |
| CN115752857A (en) * | 2022-12-10 | 2023-03-07 | 烽火通信科技股份有限公司 | Yarn binding tension monitoring method and yarn binding system of yarn binding machine |
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| CN204009171U (en) * | 2014-07-08 | 2014-12-10 | 杭州富通通信技术股份有限公司 | Optical cable moves back more changing device of cable and loose sleeve pipe automatically |
| CN204204517U (en) * | 2014-11-14 | 2015-03-11 | 郑州一方电气有限公司 | Three look aerial insulated cable production equipments |
| CN104786466A (en) * | 2015-03-20 | 2015-07-22 | 西安西古光通信有限公司 | Longitudinal wrapping and forming mold for nonmetal strips for optical cables and longitudinal wrapping method thereof |
| CN106249367A (en) * | 2016-08-29 | 2016-12-21 | 湖北凯乐科技股份有限公司 | Optical cable moves back cable and automatically receives Yarn winding apparatus and move back cable operating procedure |
| CN106154471A (en) * | 2016-08-30 | 2016-11-23 | 南京华信藤仓光通信有限公司 | The production method of dry type big data light electrical network cable and big data light electrical network cable |
| CN206696493U (en) * | 2017-05-08 | 2017-12-01 | 富通光纤光缆（成都）有限公司 | A kind of compound bundle yarn mould |
| CN108008502A (en) * | 2017-10-17 | 2018-05-08 | 安徽电信器材贸易工业有限责任公司 | A kind of high stability optical cable high-speed yarn-bundling device |
| CN107748418A (en) * | 2017-10-19 | 2018-03-02 | 山东太平洋光纤光缆有限公司 | A kind of stranding reeled yarn machine with twisted mould |
| CN207488571U (en) * | 2017-10-24 | 2018-06-12 | 上海拓鹰机电设备有限公司 | For the Zou Sha mechanisms of optical cable bundling machine |
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