CN107966774B - The manufacturing method of optical cable - Google Patents
The manufacturing method of optical cable Download PDFInfo
- Publication number
- CN107966774B CN107966774B CN201710941385.5A CN201710941385A CN107966774B CN 107966774 B CN107966774 B CN 107966774B CN 201710941385 A CN201710941385 A CN 201710941385A CN 107966774 B CN107966774 B CN 107966774B
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- aluminium strip
- volume
- aluminium
- rotation axis
- unreeled
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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
- G02B6/4439—Auxiliary devices
- G02B6/4457—Bobbins; Reels
-
- 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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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Winding, Rewinding, Material Storage Devices (AREA)
- Length Measuring Devices By Optical Means (AREA)
Abstract
This application discloses a kind of manufacturing methods of optical cable, comprising the following steps: 1) measures the distance between detecting head and A aluminium strip volume S by laser range sensor, when S is greater than the set value, A aluminium strip is quickly rolled up remaining aluminium strip and has all been unreeled；2) end for the aluminium strip that the starting point that B aluminium strip rolls up aluminium strip has all been unreeled with A aluminium strip volume is welded together by aluminium strip welder.In the application, when S is greater than the set value, it may determine that needs are quickly unreeled at this time, the remaining aluminium strip of A aluminium strip volume can all be unreeled by quickly unreeling, then the end for the aluminium strip that the starting point of B aluminium strip volume aluminium strip has all been unreeled with A aluminium strip volume is welded together, this method can be improved efficiency for being judged completely by worker operation, be less prone to accident.
Description
Technical field
The present invention relates to fiber optic communication fields, and in particular to the manufacturing method of optical cable.
Background technique
Optical cable with aluminium strip needs for aluminium strip to be coated on the outside of cable core, because the production of optical cable is continuous in production
Property production, when on production line aluminium strip volume soon unreeled when, need manually in advance by the aluminium strip volume all unreel, then will be new
Aluminium strip volume aluminium strip and primary aluminum band end weld.
In existing production process, the operation opportunity that unreels that aluminium strip rolls up remaining section needs artificial judgment, requires height to technician,
It is easy to appear accident, when two aluminium strips cannot weld in time, will affect the production of the entire production line.
Summary of the invention
The present invention proposes a kind of manufacturing method of optical cable in view of the above-mentioned problems, overcome deficiency.
The technical solution adopted by the present invention is as follows:
A kind of manufacturing method of optical cable, comprising the following steps:
1) the distance between detecting head and A aluminium strip volume S are measured by laser range sensor, when S is greater than the set value, fastly
A aluminium strip is rolled up remaining aluminium strip and all unreeled by speed；
2) B aluminium strip is rolled up to the starting point of aluminium strip and the end of the whole aluminium strips unreeled of A aluminium strip volume by aluminium strip welder
End welds together.
The support sleeve size of aluminium strip volume is certain, and the position of the detecting head of laser range sensor is certain, such A aluminium strip volume with
Unreel, thickness can be gradually reduced (S measured can become larger), when A aluminium strip volume thickness be reduced to certain value when (i.e. S is big
When setting value), it may determine that needs are quickly unreeled at this time, A aluminium strip can be rolled up remaining aluminium by quickly unreeling
Band has all unreeled, and the end for the aluminium strip that the starting point of B aluminium strip volume aluminium strip and A aluminium strip volume have all unreeled then is welded on one
It rises, this method can be improved efficiency for being judged completely by worker operation, be less prone to accident.
Optionally, step 1) and step 2) engage equipment by aluminium strip and are operated, and the aluminium strip engagement equipment includes:
Aluminium strip rolls up mounting rack, including the first rotation axis and the second rotation axis, and first rotation axis and the second rotation axis are used
In inner sleeve on the support sleeve that aluminium strip is rolled up；
Laser range sensor is directed at the first rotation axis, for measuring the detecting head of laser range sensor and being mounted on
The distance between aluminium strip volume in first rotation axis；
Quick unwinding device rolls up the aluminium strip for quickly being unreeled to the aluminium strip volume being mounted in the first rotation axis
Aluminium strip all unreeled；
Aluminium strip welder, setting is rolled up between mounting rack and quick unwinding device in aluminium strip, for that will be mounted on second turn
The starting point of aluminium strip volume aluminium strip and the end of the aluminium strip unreeled completely of moving axis weld together；
Two spaced support runners are located between aluminium strip volume mounting rack and aluminium strip welder, are mounted on first
The aluminium strip of aluminium strip volume in rotation axis sequentially passes through aluminium strip welder after the support of two support runners and quickly unreels
Device；
Photoelectric sensor is arranged between two support runners, for sensing the aluminium strip being located between two support runners；
Controller is connect with laser range sensor, quick unwinding device and photo-sensor signal, for according to sharp
The signal of ligh-ranging sensor and photoelectric sensor controls the start and stop of quick unwinding device.
The volume of aluminium strip described in the application is including support sleeve and the aluminium strip being wound on support sleeve.In order to guarantee to measure away from
The extended line of accuracy from S, the light of detecting head transmitting intersects with the axis of the first rotation axis.
The aluminium strip welder of the application is the existing welding robot between aluminium strip, and the work that aluminium strip engages equipment is former
Reason are as follows: the support sleeve that two aluminium strips are rolled up is separately mounted in the first rotation axis and the second rotation axis, the aluminium in the first rotation axis
By sequentially passing through aluminium strip welder and quick unwinding device after two support runner supports, laser ranging is passed aluminium strip with volume
The distance between sensor measurement detecting head and the aluminium strip volume being mounted in the first rotation axis S, and controller is transmitted a signal to, it controls
Device processed is judged, when distance S is greater than the set value, controller controls quick unwinding device starting, will be in the first rotation axis
The residual Al band of aluminium strip volume has all unreeled, and after having unreeled, aluminium strip end can also be driven by quick unwinding device and be moved,
The aluminium strip end can first be detached from one of support runner, and then aluminium strip no longer reflects the light from photoelectric sensor and (works as aluminium
When band is located on two support runners, the light of photoelectric sensor transmitting can be reflected by aluminium strip and be received by photoelectric sensor),
Photoelectric sensor cannot perceive the aluminium strip between two support runners again at this time, and controller is according to photo-sensor feedback
Signal control quick unwinding device and stop working, the end of the aluminium strip unreeled completely at this time is located between two support runners
(only by a support runner support) then carries out manual or automatic welding by aluminium strip welder, can be with after the completion of welding
The aluminium strip being located in the second rotation axis is batched out by artificial or relevant device, is installed in the first rotation axis, then will be new
Aluminium strip rolls into the second rotation axis.
It optionally, further include the warning device being connect with controller signals, when the distance that laser range sensor measures is big
When setting value, controller controls warning device alarm, while controlling the quick unwinding device starting, when photoelectric sensor sense
When knowing less than the aluminium strip being located between two support runners, controller controls the quick unwinding device and stops working.
Setting warning device can notify operator when quickly unreeling.
Optionally, the quick unwinding device includes:
Lower seat is equipped with first conveyer belt on lower seat；
The seat of honour is equipped with the second conveyer belt on the seat of honour, and aluminium strip passes through between first conveyer belt and the second conveyer belt；
Telescopic cylinder, piston rod and the seat of honour of telescopic cylinder are fixed, for driving the seat of honour to descend seat to move up and down relatively, when upper
Seat is when moving down, aluminium strip up and down two sides respectively with first conveyer belt and the second conveyer belt against；
Driving motor, for driving at least one conveyer belt to move.
In the application, it is driven the linear velocity of the movement of motor-driven conveyer belt, it is fast greater than the production of optical cable production line
Degree.
When telescopic cylinder drives the seat of honour to move down, aluminium strip is supported with first conveyer belt and the second conveyer belt two sides respectively up and down
It leans on, at this time under the action of conveyer belt, aluminium strip can be moved with faster speed, realize the operation quickly unreeled.
When practical operation, two driving motors can be set, two driving motors are separately mounted to the seat of honour and lower seat was last,
The linear velocity of two conveyer belts is identical.
Optionally, the first conveyer belt and the second conveyer belt include idler wheel and the band body being wound on idler wheel, institute
Stating driving motor drives at least one idler wheel to rotate.
It optionally, further include that temporary storage box of the quick unwinding device far from aluminium strip volume mounting rack side, the temporary storage box are set
For receiving the aluminium strip for quickly unreeling out because of the work of quick unwinding device.
The aluminium strip for quickly unreeling out can be received by the way that temporary storage box is arranged, prevents other objects such as aluminium strip and ground from connecing
Aluminium strip is polluted in touching.
Optionally, the two sides of the temporary storage box are rotatably equipped with round roller.
Frictional force can be reduced by the way that round roller is arranged, prevent aluminium strip from scratching.
The beneficial effects of the present invention are: the support sleeve size of aluminium strip volume is certain, the position of the detecting head of laser range sensor
It sets centainly, for such A aluminium strip volume with unreeling, thickness can be gradually reduced (S measured can become larger), when A aluminium strip rolls up thickness
When being reduced to certain value (when i.e. S is greater than the set value), it may determine that needs are quickly unreeled at this time, by quickly unreeling energy
It is enough all to have unreeled the remaining aluminium strip of A aluminium strip volume, then the starting point of B aluminium strip volume aluminium strip and A aluminium strip volume have all been unreeled
The end of aluminium strip weld together, this method can be improved efficiency, be not easy out for being judged completely by worker operation
It is now unexpected.
Detailed description of the invention:
Fig. 1 is the flow chart of the manufacturing method of optical cable；
Fig. 2 is the structural schematic diagram of aluminium strip engagement equipment.
Each appended drawing reference in figure are as follows:
1, aluminium strip rolls up mounting rack；2, laser range sensor；3, runner is supported；4, photoelectric sensor；5, aluminium strip welding dress
It sets；6, quick unwinding device；7, temporary storage box；8, the second rotation axis；9, the first rotation axis；10, aluminium strip is rolled up；11, support sleeve；12,
Aluminium strip；13, warning device；14, the seat of honour；15, lower seat；16, the second conveyer belt；17, first conveyer belt；18, idler wheel；19, band body；
20, telescopic cylinder；21, round roller.
Specific embodiment:
Below with reference to each attached drawing, the present invention will be described in detail.
As shown in Figure 1, a kind of manufacturing method of optical cable, comprising the following steps:
1) the distance between detecting head and A aluminium strip volume S are measured by laser range sensor, when S is greater than the set value, fastly
A aluminium strip is rolled up remaining aluminium strip and all unreeled by speed；
2) B aluminium strip is rolled up to the starting point of aluminium strip and the end of the whole aluminium strips unreeled of A aluminium strip volume by aluminium strip welder
End welds together.
The support sleeve size of aluminium strip volume is certain, and the position of the detecting head of laser range sensor is certain, such A aluminium strip volume with
Unreel, thickness can be gradually reduced (S measured can become larger), when A aluminium strip volume thickness be reduced to certain value when (i.e. S is big
When setting value), it may determine that needs are quickly unreeled at this time, A aluminium strip can be rolled up remaining aluminium by quickly unreeling
Band has all unreeled, and the end for the aluminium strip that the starting point of B aluminium strip volume aluminium strip and A aluminium strip volume have all unreeled then is welded on one
It rises, this method can be improved efficiency for being judged completely by worker operation, be less prone to accident.
As described in Figure 2, in this present embodiment, step 1) and step 2) engage equipment by aluminium strip and are operated, and aluminium strip connects
Closing equipment includes:
Aluminium strip rolls up mounting rack 1, including the first rotation axis 9 and the second rotation axis 8, and the first rotation axis 9 and the second rotation axis 8 are used
In inner sleeve on the support sleeve 11 of aluminium strip volume 10；
Laser range sensor 2 is directed at the first rotation axis 9, for measuring detecting head and the installation of laser range sensor 2
Distance between the aluminium strip volume 10 in the first rotation axis 9；
Quick unwinding device 6 makes the aluminium for quickly being unreeled to the aluminium strip volume 10 being mounted in the first rotation axis 9
Aluminium strip 12 with volume 10 has all unreeled；
Aluminium strip welder 5, setting is rolled up between mounting rack 1 and quickly unwinding device 6 in aluminium strip, for that will be mounted on second
The aluminium strip of rotation axis 8 rolls up the starting point of 10 aluminium strips 12 and the end of the aluminium strip 12 unreeled completely welds together；
Two spaced support runners 3 are located between aluminium strip volume mounting rack 1 and aluminium strip welder 5, are mounted on the
The aluminium strip 12 of aluminium strip volume 10 in one rotation axis 9 sequentially passes through 5 He of aluminium strip welder after the support of two support runners 3
Quick unwinding device 6；
Photoelectric sensor 4 is arranged between two support runners 3, for sensing the aluminium strip being located between two support runners 3
12；
Controller is connect with laser range sensor 2, quick unwinding device 6 and 4 signal of photoelectric sensor, is used for root
The start and stop of quick unwinding device 6 are controlled according to the signal of laser range sensor 2 and photoelectric sensor 4.
In the present embodiment, two rotation axis can be rotatably installed on aluminium strip volume mounting rack 1, the volume of aluminium strip described in the application
10 including support sleeve 11 and the aluminium strip 12 being wound on support sleeve 11.In order to guarantee to measure the accuracy of distance S, Laser Measuring
The extended line of light and the axis of the first rotation axis 9 of detecting head transmitting away from sensor 2 intersect vertically.For the ease of distinguishing,
The aluminium strip volume being mounted in the first rotation axis 9 can be named as A aluminium strip volume, the aluminium strip being mounted in the second rotation axis 8 is rolled up
It is named as B aluminium strip volume, engaging equipment by aluminium strip can be realized method described in the present embodiment.
The aluminium strip welder 5 of the application is the existing welding robot between aluminium strip, and aluminium strip engages the work of equipment
Principle are as follows: the support sleeve 11 of two aluminium strip volumes 10 is separately mounted in the first rotation axis 9 and the second rotation axis 8, the first rotation
The aluminium strip 12 of aluminium strip volume 10 on axis 9 sequentially passes through aluminium strip welder 5 after supporting by two support runners 3 and quickly unreels
Device 6, laser range sensor 2 measure detecting head and roll up the distance between 10 S with the aluminium strip being mounted in the first rotation axis 9, and
Controller is transmitted a signal to, controller is judged, when distance S is greater than the set value, controller controls quick unwinding device 6
Starting has all unreeled the residual Al band 12 of the aluminium strip volume 10 in the first rotation axis 9, and after having unreeled, 12 end of aluminium strip is also
It can be moved by the driving of quick unwinding device 6, which can first be detached from one of support runner 3 (on the left of in Fig. 2
Support runner), then aluminium strip 12 no longer reflects the light from photoelectric sensor 4 (when aluminium strip 12 is located at two support runners 3
When upper, the light that photoelectric sensor 4 emits can be reflected by aluminium strip 12 and be received by photoelectric sensor 4), photoelectric sensor at this time
4 cannot perceive the aluminium strip 12 between two support runners 3, the signal control that controller is fed back according to photoelectric sensor 4 again
It makes quick unwinding device 6 to stop working, the end of the aluminium strip 12 unreeled completely at this time is located between two support runners 3 (only
Supported by the support runner 3 on right side), manual or automatic welding is then carried out by aluminium strip welder 5, it, can after the completion of welding
It is taken out, is installed in the first rotation axis 9 with the volume of the aluminium strip in the second rotation axis 8 10 will be located at by artificial or relevant device, then
New aluminium strip volume 10 is put into the second rotation axis 8.
As shown in Fig. 2, in this present embodiment, further including the warning device 13 being connect with controller signals, working as laser ranging
When the distance that sensor 2 measures is greater than the set value, controller controls warning device 13 and alarms, while controlling quick unwinding device 6
Starting, when the perception of photoelectric sensor 4 is less than the aluminium strip 12 being located between two support runners 3, controller control is quickly unreeled
Device 6 stops working.Setting warning device 13 can notify operator when quickly unreeling.
As shown in Fig. 2, in this present embodiment, quick unwinding device 6 includes:
Lower seat 15 is equipped with first conveyer belt 17 on lower seat 15；
The seat of honour 14, is equipped with the second conveyer belt 16 on the seat of honour 14, and aluminium strip 12 is from first conveyer belt 17 and the second conveyer belt 16
Between pass through；
Telescopic cylinder 20, the piston rod of telescopic cylinder 20 and the seat of honour 14 are fixed, for driving the seat of honour 14 to descend seat 15 relatively
Lower movement, when the seat of honour 14 moves down, about 12 two sides of aluminium strip respectively with first conveyer belt 17 and the second conveyer belt 16 against；
Driving motor, for driving at least one conveyer belt to move.
In the application, it is driven the linear velocity of the movement of motor-driven conveyer belt, it is fast greater than the production of optical cable production line
Degree.When telescopic cylinder 20 drive the seat of honour 14 move down when, about 12 two sides of aluminium strip respectively with first conveyer belt 17 and the second conveyer belt
16 against at this time under the action of conveyer belt, aluminium strip 12 can be moved with faster speed, realize the operation quickly unreeled.It is real
When border operates, two driving motors can be set, two driving motors are separately mounted to the seat of honour 14 and lower seat 15 was last, and two defeated
Send the linear velocity of band identical.
As shown in Fig. 2, in this present embodiment, first conveyer belt 17 and the second conveyer belt 16 include idler wheel 18 and coiling
Band body 19 on idler wheel 18, driving motor drive at least one idler wheel 18 to rotate.
As shown in Fig. 2, further including that quick unwinding device 6 is arranged to roll up 1 side of mounting rack far from aluminium strip in this present embodiment
Temporary storage box 7, temporary storage box 7 are used to receive because quick unwinding device 6 works the quick aluminium strip 12 for unreeling out.By the way that temporary storage box is arranged
7 can receive the aluminium strip 12 for quickly unreeling out, prevent other objects such as aluminium strip 12 and ground from contacting, and pollute aluminium strip 12.
As shown in Fig. 2, in this present embodiment, the two sides of temporary storage box 7 are rotatably equipped with round roller 21.By the way that round roller 21 is arranged
Frictional force can be reduced, prevent aluminium strip 12 from scratching.
The above description is only a preferred embodiment of the present invention, not thereby limits scope of patent protection of the invention, all
It is directly or indirectly to be used in other relevant technologies with equivalent structure transformation made by description of the invention and accompanying drawing content
Field similarly includes within the scope of the present invention.
Claims (6)
1. a kind of manufacturing method of optical cable, which comprises the following steps:
1) the distance between detecting head and A aluminium strip volume S are measured by laser range sensor, when S is greater than the set value, quickly will
A aluminium strip is rolled up remaining aluminium strip and has all been unreeled；
2) end for the aluminium strip that B aluminium strip rolls up the starting point of aluminium strip and A aluminium strip volume has all unreeled is welded by aluminium strip welder
It is connected together；
Step 1) and step 2) engage equipment by aluminium strip and are operated, and the aluminium strip engagement equipment includes:
Aluminium strip rolls up mounting rack, including the first rotation axis and the second rotation axis, and first rotation axis and the second rotation axis are for interior
It covers on the support sleeve of aluminium strip volume；
Laser range sensor is directed at the first rotation axis, for measuring the detecting head of laser range sensor and being mounted on first
The distance between aluminium strip volume in rotation axis；
Quick unwinding device, for quickly being unreeled to the aluminium strip volume being mounted in the first rotation axis, the aluminium for rolling up the aluminium strip
Band has all unreeled；
Aluminium strip welder, setting is rolled up between mounting rack and quick unwinding device in aluminium strip, for that will be mounted on the second rotation axis
Aluminium strip volume aluminium strip starting point and the end of the aluminium strip unreeled completely weld together；
Two spaced support runners are located between aluminium strip volume mounting rack and aluminium strip welder, are mounted on the first rotation
The aluminium strip of aluminium strip volume on axis sequentially passes through aluminium strip welder and quick unwinding device after the support of two support runners；
Photoelectric sensor is arranged between two support runners, for sensing the aluminium strip being located between two support runners；
Controller is connect with laser range sensor, quick unwinding device and photo-sensor signal, for according to Laser Measuring
Signal away from sensor and photoelectric sensor controls the start and stop of quick unwinding device.
2. the manufacturing method of optical cable as described in claim 1, which is characterized in that further include the alarm being connect with controller signals
Device, when the distance that laser range sensor measures is greater than the set value, controller controls warning device alarm, while controlling institute
Quick unwinding device starting is stated, when photoelectric sensor perception is less than the aluminium strip being located between two support runners, controller control
The quick unwinding device is made to stop working.
3. the manufacturing method of optical cable as described in claim 1, which is characterized in that the quick unwinding device includes:
Lower seat is equipped with first conveyer belt on lower seat；
The seat of honour is equipped with the second conveyer belt on the seat of honour, and aluminium strip passes through between first conveyer belt and the second conveyer belt；
Telescopic cylinder, piston rod and the seat of honour of telescopic cylinder are fixed, for driving the seat of honour to descend seat to move up and down relatively, when under the seat of honour
When shifting, aluminium strip up and down two sides respectively with first conveyer belt and the second conveyer belt against；
Driving motor, for driving at least one conveyer belt to move.
4. the manufacturing method of optical cable as claimed in claim 3, which is characterized in that the first conveyer belt and the second conveyer belt are equal
At least one idler wheel is driven to rotate including idler wheel and the band body being wound on idler wheel, the driving motor.
5. the manufacturing method of optical cable as described in claim 1, which is characterized in that further include that quick unwinding device is arranged far from aluminium
Temporary storage box with volume mounting rack side, the temporary storage box are used to receive the aluminium for quickly unreeling out because of the work of quick unwinding device
Band.
6. the manufacturing method of optical cable as claimed in claim 5, which is characterized in that the two sides of the temporary storage box are rotatably equipped with
Round roller.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710941385.5A CN107966774B (en) | 2017-10-11 | 2017-10-11 | The manufacturing method of optical cable |
| CN201910768503.6A CN110609370B (en) | 2017-10-11 | 2017-10-11 | Method for manufacturing optical cable |
| CN201910768899.4A CN110515167B (en) | 2017-10-11 | 2017-10-11 | Aluminum strip jointing equipment for optical cable manufacturing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710941385.5A CN107966774B (en) | 2017-10-11 | 2017-10-11 | The manufacturing method of optical cable |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910768899.4A Division CN110515167B (en) | 2017-10-11 | 2017-10-11 | Aluminum strip jointing equipment for optical cable manufacturing |
| CN201910768503.6A Division CN110609370B (en) | 2017-10-11 | 2017-10-11 | Method for manufacturing optical cable |
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| CN107966774A CN107966774A (en) | 2018-04-27 |
| CN107966774B true CN107966774B (en) | 2019-11-01 |
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| CN201710941385.5A Active CN107966774B (en) | 2017-10-11 | 2017-10-11 | The manufacturing method of optical cable |
| CN201910768899.4A Active CN110515167B (en) | 2017-10-11 | 2017-10-11 | Aluminum strip jointing equipment for optical cable manufacturing |
| CN201910768503.6A Active CN110609370B (en) | 2017-10-11 | 2017-10-11 | Method for manufacturing optical cable |
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| CN201910768899.4A Active CN110515167B (en) | 2017-10-11 | 2017-10-11 | Aluminum strip jointing equipment for optical cable manufacturing |
| CN201910768503.6A Active CN110609370B (en) | 2017-10-11 | 2017-10-11 | Method for manufacturing optical cable |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110609370A (en) * | 2017-10-11 | 2019-12-24 | 杭州富通通信技术股份有限公司 | Method for manufacturing optical cable |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112792455A (en) * | 2021-01-09 | 2021-05-14 | 南海海缆有限公司 | Cable metal composite belt sheath welding method and welding system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110609370A (en) * | 2017-10-11 | 2019-12-24 | 杭州富通通信技术股份有限公司 | Method for manufacturing optical cable |
| CN110609370B (en) * | 2017-10-11 | 2020-08-21 | 杭州富通通信技术股份有限公司 | Method for manufacturing optical cable |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110609370B (en) | 2020-08-21 |
| CN107966774A (en) | 2018-04-27 |
| CN110609370A (en) | 2019-12-24 |
| CN110515167A (en) | 2019-11-29 |
| CN110515167B (en) | 2020-09-25 |
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