CN106950672A - A kind of optical cable stranding sheath integral process units - Google Patents
A kind of optical cable stranding sheath integral process units Download PDFInfo
- Publication number
- CN106950672A CN106950672A CN201710385069.4A CN201710385069A CN106950672A CN 106950672 A CN106950672 A CN 106950672A CN 201710385069 A CN201710385069 A CN 201710385069A CN 106950672 A CN106950672 A CN 106950672A
- Authority
- CN
- China
- Prior art keywords
- sheath
- optical cable
- pulley group
- process units
- storage rack
- 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.)
- Pending
Links
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
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Manufacturing Of Electric Cables (AREA)
- Insulated Conductors (AREA)
Abstract
The present invention discloses a kind of optical cable stranding sheath integral process units, including cabling device and sheath device, it is characterized in that, described cabling device and sheath device is connected by storage rack, and the cable core that cabling device is processed is delivered to storage rack and carries out being fed directly to sheath device progress sheath processing after line storage line.Optical cable stranding sheath integral process units of the present invention effectively links together traditional cabling device and sheath device, and realization integration is continuous to be produced, remove traditional semi-finished product circulation process for being connected cabling device and sheath device, without take-up semi-finished product, the place space needed for storage semi-finished product is saved, without transporting semi-finished product, labor intensity is reduced, reduce personnel demand amount, the time spent by circulation is reduced, production efficiency is effectively improved, the production yields of optical cable is improved.
Description
Technical field
The present invention relates to optical cable process units technical field, more particularly to a kind of optical cable stranding sheath integral production dress
Put.
Background technology
The production of optical cable mainly includes coloring, beam tube, four processes of stranding and sheath, and cabling process therein is to increase
Plus the flexibility and bendable curvature of optical cable, improve the tensile capacity of optical cable and improve the temperature characterisitic of optical cable, while by right
Different radicals Loose tube combination and at manufacture different core numbers optical cable, process be by beam tube with both forward and reverse directions repeatedly wind
On steel wire, its structure formation cable core is fixed with the bundle yarn of some tension；Sheath technique is applied according to the different use of optical cable
If condition adds different sheaths outside cable core, to meet the mechanical protection under different condition to optical fiber, sheath is resisted for optical cable
The protective layer of extraneous various Special complex environment, with excellent mechanical performance, environmental resistance and resistance to chemical corrosion, plus
Work process is the one layer of steel aluminium strip of cable core outsourcing for being made cable-former, and outer one layer of plastics, the rolling after cooling of squeezing is into disk after oil spout.
In traditional optical cable production process, stranding and sheath device are two completely self-contained devices, stranding and sheath
The throughput rate of device is different, and the cable core that cabling device is processed needs to roll up by the cable core that take-up is wound into semi-finished product
Material, then will carry out follow-up sheath processing again on the anti-line apparatus of the cable core coiled material conveying of semi-finished product to sheath device, half into
The storage of the cable core coiled material of product needs to take substantial amounts of producing region, and the turnover needs of the cable core coiled material of semi-finished product are substantial amounts of
Manually, production cost is high, and production efficiency is low.
The content of the invention
The technical problems to be solved by the invention and the technical assignment proposed are to be improved that there is provided one kind to prior art
Optical cable stranding sheath integral process units, the stranding and sheath device for solving optical cable traditional in current technology is independent dress
Put, there is the circulation of semi-finished product, take a large amount of producing regions, turnover is wasted time and energy, the problem of production efficiency is low.
To solve above technical problem, the technical scheme is that：
A kind of optical cable stranding sheath integral process units, including cabling device and sheath device, it is characterised in that described
Cabling device and sheath device be connected by storage rack, the cable core that cabling device is processed is delivered to storage rack and stored up online
Sheath device is fed directly to after line and carries out sheath processing.Optical cable stranding sheath integral process units of the present invention is utilized
Cabling device and sheath device are connected integrated seamless production line by storage rack, remove the semi-finished product in original production technology
Circulation process, without cable core take-up is deposited into semi-finished product coiled material, then again by semi-finished product web transport to sheath fill
Progress sheath processing is put, the place space needed for effectively save production, the circulation without semi-finished product subtracts so as to reduce labor intensity
Few personnel demand amount, reduces the time spent by circulation, effectively improves production efficiency, improves the production yields of optical cable.The present invention
Keep in the cable core that cabling device is processed online using storage rack, cable core is fed directly to sheath device by continual mode
Middle progress sheath processing, storage rack stores a certain amount of cable core, so that different with the processing speed of sheath device in cabling device
When regulation storage rack in cable core amount of storage match the processing speed of cabling device and sheath device so that cabling device and shield
What covering device can be stablized is carried out continuously.
Further, described storage rack includes movable pulley group, fast pulley group and guide rail mechanism, and mobile Wheels group arrangement is being led
The spacing between regulation movable pulley group and fast pulley group is slid along on rail mechanism, the cable core that cabling device is processed is wound on movement
Exported after in wheel group, fast pulley group to sheath device.Movable pulley group is slided to change cable core in storage rack along guide rail mechanism
On the path length that passes through, so as to change the cable core amount of storage on storage rack, using storage rack by storage line and unwrapping wire function come
The throughput rate of regulation matching cabling device and sheath device.
Further, described guide rail mechanism is the horizontal line slideway being erected on support, Stability Analysis of Structures, space-consuming
It is small, it is easy to maintenance.
Further, described movable pulley group, fast pulley group are all provided with some rollers respectively, greatly increase storage line
Amount of storage of the frame to cable core, it is ensured that storage rack can reliably adjust the throughput rate of matching cabling device and sheath device, it is ensured that
The continual and steady progress of production.
Further, some rollers in the concentric assembling of roller in described movable pulley group, fast pulley group are concentric
Assembling, compact conformation occupies little space, and Stability Analysis of Structures is high, it is to avoid the situation of roller abjection occur, and movable pulley group is along guide rail machine
Structure can be accurately controlled cable core amount of storage to realize storage line or unwrapping wire when sliding, it is ensured that the production speed of cabling device and sheath device
Rate can be effectively matched the purpose for reaching continuous production, and cable core is stored according to the path of annular, cable core to movable pulley group,
The active force of fast pulley group is balanced, it is to avoid movable pulley group, fast pulley group Local Damaged, long service life.
Further, tension controller is provided with described fast pulley group, ensures that cable core keeps one in processing range
Fixed tension force.
A kind of control method using above-mentioned optical cable stranding sheath integral process units, it is characterised in that cabling device
The cable core processed is transported in storage rack, and storage rack is first in minimum amount of storage line state, and cable core is led to from storage rack
Sheath device, storage rack gradually starts storage line in the production incipient stage and reaches maximum amount of storage line, when cabling device and sheath dress
Storage rack adjusts both matchings by storage line and unwrapping wire function when the throughput rate put is fluctuated so that production is persistently entered
OK.
Further, described storage rack reduces its amount of storage line progress unwrapping wire when cabling device is changed and pricks yarn and gasket for packing
Operate to maintain the uninterrupted production of sheath device.
Further, described sheath device is in reduction of speed or shutdown, and cabling device synchronously carries out reduction of speed or shutdown.
Further, when broken yarn or disconnected gasket for packing occurs in described cabling device, sheath device carries out reduction of speed and stored up
Coil holder, which reduces its amount of storage line, to carry out unwrapping wire to maintain the uninterrupted production of sheath device.
Compared with prior art, the invention has the advantages that：
Optical cable stranding sheath integral process units of the present invention is effective by traditional cabling device and sheath device
The continuous production of realization integration that links together, remove the semi-finished product circulation work of traditional linking cabling device and sheath device
Sequence, without take-up semi-finished product, saves the place space needed for storage semi-finished product, without transporting semi-finished product, reduces labor intensity, subtract
Few personnel demand amount, reduces the time spent by circulation, effectively improves production efficiency, improves the production yields of optical cable, utilizes storage
Coil holder keeps in the cable core that cabling device is processed online, and storage line is adjusted when cabling device is different with the processing speed of sheath device
Cable core amount of storage in frame matches the processing speed of cabling device and sheath device, the stable progress of guarantee continuous production.
Brief description of the drawings
Fig. 1 is structural representation of the invention；
Fig. 2 is the overlooking the structure diagram of movable pulley group.
Embodiment
Below in conjunction with embodiment of the present invention accompanying drawing, the technical scheme in the embodiment of the present invention is carried out clearly and completely
Description, it is clear that described embodiment is only a part of embodiment of the invention, rather than whole embodiments.Based on this hair
Embodiment in bright, the every other implementation that those of ordinary skill in the art are obtained under the premise of creative work is not made
Example, belongs to the scope of protection of the invention.
A kind of optical cable stranding sheath integral process units disclosed in the embodiment of the present invention, the stranding of optical cable and sheath are filled
Put and be connected, realize the continuous production of stranding and sheath device, eliminate the circulation of semi-finished product, reduce optical cable production required
Site area, without having enough to meet the need semi-finished product, reduce productive labor intensity, reduce personnel demand amount, improve production efficiency.
As depicted in figs. 1 and 2, a kind of optical cable stranding sheath integral process units, including cabling device 1 and sheath device
2, cabling device 1 and sheath device 2 are connected by storage rack 3, and the cable core 4 that cabling device 1 is processed is delivered to storage rack 3 and carried out
Sheath device 2 is fed directly to after line storage line and carries out sheath processing.
Cabling device 1 includes steel wire pay-off stand, loose tube pay-off frame, steel wire oil charging machine, stranding machine, bundling machine, hauling machine, its
Function is to be wrapped in beam tube on steel wire with both forward and reverse directions repeatedly, and its structure formation cable core is fixed with the bundle yarn of some tension；Shield
Covering device 2 puts tape holder, oil-injection machine, extruding machine, bosh, hauling machine, take-up stand including steel aluminium strip, and its function is to fill stranding
1 one layer of steel aluminium strip of the cable core outsourcing being made is put, outer one layer of plastics, the rolling after cooling of squeezing is into disk after oil spout.
In the present embodiment, storage rack 3 includes movable pulley group 5, fast pulley group 6 and guide rail mechanism 7, and guide rail mechanism 7 is frame
The horizontal line slideway on support 8 is located at, the device of movable pulley group 5 slides along regulation movable pulley group 5 and solid on guide rail mechanism 7
Spacing between fixed wheel group 6, the cable core 4 that cabling device 1 is processed is wound on movable pulley group 5, in fast pulley group 6 after output to sheath
Movable pulley group 5, fast pulley group are stored in after tension controller 9, cable core formation some tension are provided with device 2, fast pulley group 6
On 6, dynamically drive into or roll away from, to meet the regulation of the dynamic equilibrium between cabling device 1 and sheath device 2.
Movable pulley group 5, fast pulley group 6 are all provided with some rollers respectively, and increase cable core is wound on movable pulley group 5, fixed
Paths traversed length in wheel group 6, so that greatly amount of storage of the increase storage rack 3 to cable core 4, it is ensured that storage rack 3 passes through
Regulation amount of storage line can match the different cabling devices 1 and sheath device 2 of throughput rate, ensure the continuity of production.Roller can
Along the direction interval setting perpendicular to guide rail mechanism 7 several, cable core is wound on movable pulley group 5, fast pulley group 6 along S-shaped path
Both rollers are conveyed；Or as shown in Fig. 2 in the present embodiment, the roller in movable pulley group 5 is concentric assembling, if
Some rollers being equipped with seven road rollers, fast pulley group 6 are also concentric assembling, and compact conformation occupies little space, Stability Analysis of Structures
Height, cable core is stored according to the path of annular, and cable core is balanced to the active force of movable pulley group, fast pulley group, long service life,
Amount of storage line can be accurately controlled, it is ensured that the different cabling device 1 of throughput rate and sheath device 2 can accurate match.
It is using control method during above-mentioned optical cable stranding sheath integral process units production optical cable：
The cable core that first cabling device 1 is processed is drawn out in storage rack 3, and storage rack 3 is first in minimum amount of storage line state,
Cable core is wound on movable pulley group 5, in fast pulley group 6 after lead on sheath device 2, in production incipient stage storage rack 3 gradually
Start storage line and reach maximum amount of storage line, that is to say, that movable pulley group 5 slides increase movable pulley group 5 and solid along guide rail mechanism 7
Spacing between fixed wheel group 6, so as to increase the amount of storage line of cable core；
Storage rack 3, which reduces its amount of storage line when cabling device 1 is changed and pricks yarn and gasket for packing, to carry out payoff operation to maintain shield
The uninterrupted production of covering device 2, that is, movable pulley group 5 are slided along guide rail mechanism 7 and reduce movable pulley group 5 and fast pulley group 6
Between spacing reduce the passage path length of cable core；
Sheath device 2 is in reduction of speed or shutdown, and cabling device 1 is synchronous to carry out reduction of speed or shutdown；
When broken yarn or disconnected gasket for packing occurs in cabling device 1, sheath device 2 carries out reduction of speed and storage rack 3 reduces its storage
(namely movable pulley group 5 is slided along guide rail mechanism 7 reduces the spacing between movable pulley group 5 and fast pulley group 6 to reduce line amount
The passage path length of cable core) payoff operation is carried out to maintain the uninterrupted continuous production of sheath device 2.
It the above is only the preferred embodiment of the present invention, it is noted that above-mentioned preferred embodiment is not construed as pair
The limitation of the present invention, protection scope of the present invention should be defined by claim limited range.For the art
For those of ordinary skill, without departing from the spirit and scope of the present invention, some improvements and modifications can also be made, these change
Enter and retouch and also should be regarded as protection scope of the present invention.
Claims (10)
1. a kind of optical cable stranding sheath integral process units, including cabling device (1) and sheath device (2), it is characterised in that
Described cabling device (1) and sheath device (2) is connected by storage rack (3), and the cable core (4) that cabling device (1) is processed is defeated
Storage rack (3) is delivered to carry out being fed directly to sheath device (2) progress sheath processing after line storage line.
2. optical cable stranding sheath integral process units according to claim 1, it is characterised in that described storage rack
(3) movable pulley group (5), fast pulley group (6) and guide rail mechanism (7), movable pulley group (5) device edge on guide rail mechanism (7) are included
Spacing between its slidable adjustment movable pulley group (5) and fast pulley group (6), the cable core (4) that cabling device (1) is processed is wound on shifting
Exported after in driving wheel group (5), fast pulley group (6) to sheath device (2).
3. optical cable stranding sheath integral process units according to claim 2, it is characterised in that described guide rail mechanism
(7) to be erected at horizontal line slideway on support (8).
4. optical cable stranding sheath integral process units according to claim 2, it is characterised in that described movable pulley group
(5), fast pulley group (6) is all provided with some rollers respectively.
5. optical cable stranding sheath integral process units according to claim 4, it is characterised in that described movable pulley group
(5) the concentric assembling of some rollers in the concentric assembling of roller on, fast pulley group (6).
6. optical cable stranding sheath integral process units according to claim 2, it is characterised in that described fast pulley group
(6) tension controller (9) is provided with.
7. a kind of control method of the optical cable stranding sheath integral process units described in any one of use claim 1 to 6, its
It is characterised by, the cable core that cabling device (1) is processed is transported in storage rack (3), storage rack (3) is first in minimum amount of storage line shape
State, and cable core is led into sheath device (2) from storage rack (3), storage rack (3) gradually starts storage line simultaneously in the production incipient stage
Reach maximum amount of storage line.
8. the control method of optical cable stranding sheath integral process units according to claim 7, it is characterised in that described
Storage rack (3) change to prick yarn and reduce its amount of storage line during gasket for packing and carry out payoff operation in cabling device (1) and maintain sheath
The uninterrupted production of device (2).
9. the control method of optical cable stranding sheath integral process units according to claim 7, it is characterised in that described
Sheath device (2) in reduction of speed or shutdown, cabling device (1) synchronously carries out reduction of speed or shutdown.
10. the control method of optical cable stranding sheath integral process units according to claim 7, it is characterised in that institute
When broken yarn or disconnected gasket for packing occurs in the cabling device (1) stated, sheath device (2) carries out reduction of speed and storage rack (3) reduces it
Amount of storage line carries out unwrapping wire to maintain the uninterrupted production of sheath device (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710385069.4A CN106950672A (en) | 2017-05-26 | 2017-05-26 | A kind of optical cable stranding sheath integral process units |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710385069.4A CN106950672A (en) | 2017-05-26 | 2017-05-26 | A kind of optical cable stranding sheath integral process units |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106950672A true CN106950672A (en) | 2017-07-14 |
Family
ID=59480317
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710385069.4A Pending CN106950672A (en) | 2017-05-26 | 2017-05-26 | A kind of optical cable stranding sheath integral process units |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106950672A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109061825A (en) * | 2018-10-15 | 2018-12-21 | 富通集团（嘉善）通信技术有限公司 | The production method and system of optical cable |
| CN109143510A (en) * | 2018-10-15 | 2019-01-04 | 富通集团（嘉善）通信技术有限公司 | The method and system of continuous production optical cable |
| CN110133812A (en) * | 2017-09-20 | 2019-08-16 | 杭州富通通信技术股份有限公司 | A kind of manufacturing method of optical cable |
| CN112433316A (en) * | 2020-12-03 | 2021-03-02 | 江苏亨通光电股份有限公司 | Central tube type micro-cable processing system and manufacturing process |
| CN114265161A (en) * | 2021-12-07 | 2022-04-01 | 长飞光纤光缆股份有限公司 | High-speed preparation method and system suitable for 8-shaped optical cable |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202221676U (en) * | 2011-09-09 | 2012-05-16 | 苏州市职业大学 | HYA type city call cable production system of 20 or below 20 pairs |
| CN204258172U (en) * | 2014-12-23 | 2015-04-08 | 上海沪工焊接集团股份有限公司 | Cable jacket sheath device |
| CN104952550A (en) * | 2015-05-29 | 2015-09-30 | 安庆钰龙橡塑机械制造有限公司 | Production system for cable insulating jacket and with overhead cable storage mechanism |
| CN204945456U (en) * | 2015-08-28 | 2016-01-06 | 广东宏凯光缆设备科技有限公司 | Twisted synthesizing cable production line |
| CN205665442U (en) * | 2016-05-16 | 2016-10-26 | 西安西古光通信有限公司 | Layer -stranding cable's integrative apparatus for producing of stranding sheath |
| CN205932620U (en) * | 2016-08-08 | 2017-02-08 | 富通光纤光缆（成都）有限公司 | Belt -storing device |
| CN106494921A (en) * | 2016-12-26 | 2017-03-15 | 四川江虹线缆制造有限公司 | One kind stores up carrying device for producing optical cable aluminium strip |
| CN206876931U (en) * | 2017-05-26 | 2018-01-12 | 富通光纤光缆（成都）有限公司 | A kind of optical cable stranding sheath integral process units |
-
2017
- 2017-05-26 CN CN201710385069.4A patent/CN106950672A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202221676U (en) * | 2011-09-09 | 2012-05-16 | 苏州市职业大学 | HYA type city call cable production system of 20 or below 20 pairs |
| CN204258172U (en) * | 2014-12-23 | 2015-04-08 | 上海沪工焊接集团股份有限公司 | Cable jacket sheath device |
| CN104952550A (en) * | 2015-05-29 | 2015-09-30 | 安庆钰龙橡塑机械制造有限公司 | Production system for cable insulating jacket and with overhead cable storage mechanism |
| CN204945456U (en) * | 2015-08-28 | 2016-01-06 | 广东宏凯光缆设备科技有限公司 | Twisted synthesizing cable production line |
| CN205665442U (en) * | 2016-05-16 | 2016-10-26 | 西安西古光通信有限公司 | Layer -stranding cable's integrative apparatus for producing of stranding sheath |
| CN205932620U (en) * | 2016-08-08 | 2017-02-08 | 富通光纤光缆（成都）有限公司 | Belt -storing device |
| CN106494921A (en) * | 2016-12-26 | 2017-03-15 | 四川江虹线缆制造有限公司 | One kind stores up carrying device for producing optical cable aluminium strip |
| CN206876931U (en) * | 2017-05-26 | 2018-01-12 | 富通光纤光缆（成都）有限公司 | A kind of optical cable stranding sheath integral process units |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110133812A (en) * | 2017-09-20 | 2019-08-16 | 杭州富通通信技术股份有限公司 | A kind of manufacturing method of optical cable |
| CN110133812B (en) * | 2017-09-20 | 2020-06-12 | 杭州富通通信技术股份有限公司 | Method for manufacturing optical cable |
| CN109061825A (en) * | 2018-10-15 | 2018-12-21 | 富通集团（嘉善）通信技术有限公司 | The production method and system of optical cable |
| CN109143510A (en) * | 2018-10-15 | 2019-01-04 | 富通集团（嘉善）通信技术有限公司 | The method and system of continuous production optical cable |
| LU101192A1 (en) * | 2018-10-15 | 2020-04-15 | Futong Group Jiashan Communication Tech Co Ltd | Method for continuously producing optical fiber cable and system thereof |
| CN109061825B (en) * | 2018-10-15 | 2023-10-20 | 富通集团（嘉善）通信技术有限公司 | Optical cable production method and system |
| CN109143510B (en) * | 2018-10-15 | 2024-01-05 | 富通集团（嘉善）通信技术有限公司 | Method and system for continuously producing optical cable |
| CN112433316A (en) * | 2020-12-03 | 2021-03-02 | 江苏亨通光电股份有限公司 | Central tube type micro-cable processing system and manufacturing process |
| CN114265161A (en) * | 2021-12-07 | 2022-04-01 | 长飞光纤光缆股份有限公司 | High-speed preparation method and system suitable for 8-shaped optical cable |
| CN114265161B (en) * | 2021-12-07 | 2022-08-30 | 长飞光纤光缆股份有限公司 | High-speed preparation method and system suitable for 8-shaped optical cable |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106950672A (en) | A kind of optical cable stranding sheath integral process units | |
| CN205665442U (en) | Layer -stranding cable's integrative apparatus for producing of stranding sheath | |
| CN104714283B (en) | A kind of mixed type loose jacketed stranded optical cable and preparation method thereof | |
| CN211521208U (en) | Wire stretcher for optical cable | |
| CN201648501U (en) | High-speed continuous induction annealing device for copper pipes | |
| CN104971954A (en) | High-speed high-stability large and medium drawing machine for copper conductor | |
| CN107037556A (en) | A kind of optical cable continuous production method | |
| CN204018397U (en) | Inverted wire drawing take-up associating unit | |
| CN105600590B (en) | Automatic cable arranging system | |
| CN206876931U (en) | A kind of optical cable stranding sheath integral process units | |
| CN111299321B (en) | Processing method of ultrathin lithium foil | |
| CN205966799U (en) | Copper cable conductor wire drawing device | |
| US4080818A (en) | Machine for drawing metal wire | |
| CN102385961B (en) | Twisting machine | |
| CN204396490U (en) | A kind of armoured thermocouple two passages connect change wire drawing take-up | |
| CN106734212A (en) | A kind of double-core axle cooling of tandem rolling tube machine, lubricating arrangement | |
| CN109979685A (en) | A kind of communication cable filled with petroleum longitudinal wrap system of processing and processing technology | |
| CN213339840U (en) | Mineral substance fireproof cable production line | |
| CN206696501U (en) | A kind of optical cable stranding sheath continuous production device | |
| CN111719238B (en) | High-performance continuous knitting coated core wire platform of knitting machine and knitting method | |
| CN204434706U (en) | A kind of horizontal loop | |
| CN210995855U (en) | Continuous cladding production line of aluminium package steel | |
| US2779550A (en) | Apparatus for handling strip | |
| CN107015333B (en) | Optical cable cabling sheath continuous production device | |
| CN103406374B (en) | Wire leading device and wire leading method for prestressing force spiral rib steel wire |
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 |