CN106054337A - Production assembly line and production technology of optical unit sheath - Google Patents
Production assembly line and production technology of optical unit sheath Download PDFInfo
- Publication number
- CN106054337A CN106054337A CN201610639388.9A CN201610639388A CN106054337A CN 106054337 A CN106054337 A CN 106054337A CN 201610639388 A CN201610639388 A CN 201610639388A CN 106054337 A CN106054337 A CN 106054337A
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- China
- Prior art keywords
- sheath
- pur
- stainless steel
- steel tube
- coating
- 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.)
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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
-
- 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
- G02B6/4401—Optical cables
- G02B6/4429—Means specially adapted for strengthening or protecting the cables
- G02B6/443—Protective covering
-
- 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
- G02B6/4401—Optical cables
- G02B6/4429—Means specially adapted for strengthening or protecting the cables
- G02B6/44384—Means specially adapted for strengthening or protecting the cables the means comprising water blocking or hydrophobic materials
Abstract
The invention discloses a production assembly line and production technology of an optical unit sheath. The production assembly line comprises a paying-off device, a tension controller, a hot melt adhesive coating device, a first extruding machine, a preliminary cooling water tank, a second extruding machine, a complete cooing water tank, an online external diameter monitor and a take-up device which are arranged successively; a stainless steel pipe is coiled on the paying-off device; and the tension controller controls a tension force, the hot melt adhesive coating device coats a surface with an adhesive, the first extruding machine carries out first plastic extrusion of the sheath, the preliminary cooling water tank carries out preliminary cooling, the second extruding machine carries out secondary plastic extrusion of the sheath, the complete cooing water tank carries out complete cooling, the online external diameter monitor detects an external diameter value, and the take-up device carries out rolling. According to the invention, the thickness and external diameters of prepared optical units are uniform, the radial water-blocking performance is high, the stainless steel pipe is combined with the sheath tightly, and the vertical water blocking performance is high.
Description
Technical field
The present invention relates to a kind of production line, be specifically related to the production line of a kind of smooth unit sheath.
Background technology
Along with China greatly develops marine cause, since proposing to build the strategy and policy enforcement made the country prosperous ocean, ocean wind-powered electricity generation,
Marine oil and gas and island power grid construction all enter fast-developing period, and Submarine Optical, cable are powered on transoceanic communication, island, sea
The application demand of the aspects such as upper energy development also sharply increases.
Sea cable mostly is under water because of its application scenario, has bigger at the aspects such as structure design and performance requirement and overland cable
Difference.Sea cable has the most harsh block-water performance requirement, for reaching the most all there is good block-water performance, and sea cable
Greasy for preventing water is filled in using stainless steel tube, sleeve pipe with light unit sleeve pipe, the outer coating hot-melt adhesive of sleeve pipe, and extrude one layer of sheath.
Stainless steel tube diameter is generally no greater than 3.8mm, and it is the common practice of industry that sheath is completed to extrude by separate unit extruding machine, when sheath is thick
The when of spending smaller, extrusion is easily achieved；When covering thickness is bigger when, owing to by gravity, absorbing heat, cool down not
Fill the impact of grading factors, separate unit extruding machine when extruding, sheath there will be thickness and external diameter is uneven, on sheath cross section
The point that some points have greatly is little, and stainless steel tube separates with sheath, and centre exists space, and covering thickness is the biggest, feelings
Condition is the most serious, this situation occurs, and one is can not to meet technique to covering thickness and the requirement of external diameter, and two is to meet light list
Unit blocks water requirement.
Summary of the invention
Goal of the invention: in order to solve the deficiencies in the prior art, the invention provides the production flowing water of a kind of smooth unit sheath
Line, the light unit sheath not only thickness prepared and external diameter value are uniform so that it is have a good radial water-resisting, stainless steel tube with
Sheath precision combines so that it is have good longitudinal water-blocking.
It is an object of the invention to be realized by such technical scheme, the production line of a kind of smooth unit sheath, bag
Include the actinobacillus device being arranged in order, tension controller, PUR applicator, an extruding machine, preliminary bosh, No. two extrusion moldings
Machine, complete bosh, external diameter on-line monitoring device and take-up, stainless steel tube is coiled on described actinobacillus device, successively
Controlling tension force by tension controller, PUR applicator carries out surface coating, and an extruding machine carries out ground floor sheath extrusion molding,
Preliminary bosh tentatively cools down, and No. two extruding machines carry out second time sheath extrusion molding, and complete bosh carries out the coldest
But, rolling is carried out by take-up after external diameter on-line monitoring device detection external diameter value.
Described actinobacillus device includes that pay off rack and corrugated iron pan, described corrugated iron pan meet stainless steel tube unwrapping wire process
Use requirement, utilize pay off rack to control rotating speed and realize stablizing unwrapping wire.
Described tension controller has tension force control wheel, utilizes the counterweight size in tension force control wheel to realize stainless steel tube
The tension force of unwrapping wire controls.
Described PUR coating utensil has electric heating to add packing element and coating cylinder, and described electric heating adds packing element and PUR is carried out elder generation
Phase heating makes it have good fluidity, and the outlet of described coating cylinder is provided with PUR knifing according to stainless steel tube diameter, right
The PUR being coated on stainless steel tube uniformly coats, it is ensured that longitudinal water-blocking performance.
The described a length of 2m of preliminary bosh, in its tank, water temperature is 20-40 DEG C；Described complete bosh is a length of
20m, is divided into three sections to cool down sheath, and three segment length are followed successively by 3m, 8m and 9m, and corresponding water temperature is 55-70 DEG C, 35-respectively
55 DEG C and 15-35 DEG C.
Described external diameter on-line monitoring device is Laser Bi-direction Rod Gauge, accurately measures the external diameter of light unit sheath.
Described take-up includes take-up stand and corrugated iron pan, utilizes take-up stand to control take-up speed.
The production technology of a kind of smooth unit sheath, it comprises the steps:
A, unwrapping wire, be placed into the corrugated iron pan being wound with stainless steel tube on pay off rack and carry out unwrapping wire process, pass through pay off rack
Control payingoff speed is 5-30m/min；
B, tension force control, and by the stainless steel tube after unwrapping wire through tension controller, utilize its tension force control wheel to control stainless steel tube
Tension force be 60-100N；
C, PUR coat, and utilize the electric heating in PUR coating machine to add packing element and PUR is carried out heat treated in advance so that it is
Having good mobility and flow in coating cylinder, the outlet at coating cylinder is installed various sizes of according to stainless steel tube diameter
PUR knifing, stainless steel tube passes in coating cylinder, and PUR is coated on its surface, when outlet passes, PUR
Knifing smoothens process to the PUR on its surface so that PUR coating thickness is 0.1-0.3mm, it is ensured that PUR
Uniformly coating, it is ensured that longitudinal water-blocking performance；
D, ground floor sheath are extruded, and carry out the first sheath extrusion in having coated stainless steel tube entrance Φ 90 extruding machine of PUR,
Control screw speed is 25-35r/min, and described first sheath is restrictive coating or insulating barrier, if restrictive coating extrusion temperature control
System is at 165-215 DEG C, if insulation extrusion temperature controls at 140-210 DEG C；
E, tentatively cooling down, what the light unit after carrying out ground floor sheathing in step d sent into a length of 2m tentatively cools down water
In groove, control water temperature and be 20-40 DEG C；
F, second layer sheath are extruded, and the light unit after preliminary cooling carries out the second sheath extrusion in sending into Φ 120 extruding machine, controls
Screw speed is 20-40r/min, and described second sheath is restrictive coating or insulating barrier, if restrictive coating extrusion temperature controls
160-210 DEG C, if insulation extrusion temperature controls at 140-205 DEG C；
G, cool down completely, step f is carried out the light unit after second layer sheathing and sends into the complete bosh of a length of 20m
Interior point three sections cool down, and the wherein a length of 3m of first paragraph tank controls water temperature and is 55-70 DEG C, a length of 8m of second segment tank,
Control water temperature and be 35-55 DEG C, the 3rd section of a length of 9m of tank, control water temperature and be 15-35 DEG C；
H, external diameter on-line monitoring, carry out diameter measurement, if meeting in being coated with the light unit entrance Laser Bi-direction Rod Gauge of sheath
Require then to carry out rolling, if undesirable, alert process；
I, rolling, utilize corrugated iron pan that light unit is carried out rolling, notes preventing iron pan side plate and cylinder from scratching light during rolling
Unit sheath.
Compared with prior art, the production line of disclosed a kind of smooth unit sheath, use stabilization of speed
Pay off rack and take-up stand carry out unwrapping wire and take-up so that retractable cable velocity-stabilization is homogeneous, utilizes tension controller big to tension force
Little it is controlled so that it is Tensity size can be automatically adjusted according to speed of production, it is to avoid stainless steel tube unwrapping wire is unstable or breaks,
Use PUR coating machine to carry out PUR before sheath is extruded uniformly to coat so that the sheath of extrusion is closely tied with stainless steel tube
Close, it is ensured that longitudinal water-blocking performance, utilize Φ 90 extruding machine to carry out the extrusion of the first sheath, utilize Φ 120 extruding machine to carry out second
The extrusion of sheath, uses twice series connection to extrude for the sheath that thickness is bigger, it is ensured that thickness and the external diameter of extrusion sheath are steady every time
Fixed, will not by gravity, absorb heat, cool down the factor such as insufficient and affected, owing to being divided into twice extrusion to make expressing technique stable
Easily-controllable, thus after ensureing extrusion, light unit sheath has good mechanical performance and radial direction water resistance, between twice extrusion
Tentatively cool down, both can guarantee that thickness and uniform external diameter after the first sheath extrusion, can ensure that again after the second sheath extrusion with the
One sheath is tightly combined, and uses the recirculated cooling water of temperature constant to carry out cooling process so that sheath is sufficiently cooled, and cold
But rear surface is bright and clean without water spot, and the sheath for completing carries out online external diameter detection in real time, for being unsatisfactory for the external diameter value required
Alert process in time.
The light unit sheath prepared by streamline in the present invention not only has beyond good radially and longitudinally water preventing ability,
Can fit tightly between its sheath and stainless steel tube, ensure light unit and the superperformance of sheath.
Accompanying drawing explanation
Fig. 1 is the streamline schematic diagram of the present invention.
Detailed description of the invention
Below in conjunction with the accompanying drawing of the present invention, the technical scheme of the embodiment of the present invention is carried out clear, complete description.
As it is shown in figure 1, the production line of disclosed a kind of smooth unit sheath, including the unwrapping wire being arranged in order
Device 1, tension controller 2, PUR applicator 3, an extruding machine 4, preliminary bosh 5, No. two extruding machines 6, the coldest
But tank 7, external diameter on-line monitoring device 8 and take-up 9, stainless steel tube is coiled on described actinobacillus device, passes sequentially through and opens
Force controller controls tension force, and PUR applicator carries out surface coating, and an extruding machine carries out ground floor sheath extrusion molding, the coldest
But tank tentatively cools down, and No. two extruding machines carry out second time sheath extrusion molding, and complete bosh cools down completely, external diameter
Rolling is carried out by take-up after on-line monitoring device detection external diameter value.
Particularly, described actinobacillus device includes that pay off rack and corrugated iron pan, described corrugated iron pan meet rustless steel
Pipe unwrapping wire process uses requirement, utilizes pay off rack to control rotating speed and realizes stablizing unwrapping wire；Described tension controller has tension force control
Wheel, utilizes the counterweight of different size in tension force control wheel, it is achieved the control to stainless steel tube differential tension demand；Described hot melt
Glue applicator have electric heating add packing element and coating cylinder, described electric heating add packing element PUR is heated in advance make it have good
Good mobility, the outlet of described coating cylinder is provided with the PUR knifing of dimension according to stainless steel tube diameter, to being coated in
PUR on stainless steel tube uniformly coats, it is ensured that longitudinal water-blocking performance；The described a length of 2m of preliminary bosh, its water
Trough inner water temperature is 20-40 DEG C；The described a length of 20m of complete bosh, is divided into three sections to cool down sheath, and three segment length depend on
Secondary for 3m, 8m and 9m, and water temperature corresponding to 3m tank be 55 ~ 70 DEG C, that the tank of 8m is corresponding water temperature 35-55 DEG C, the tank of 9m
Corresponding water temperature is 15-35 DEG C；Described external diameter on-line monitoring device is Laser Bi-direction Rod Gauge, accurately measures outside light unit sheath
Footpath；Described take-up includes take-up stand and corrugated iron pan, utilizes take-up stand to control take-up speed.
The production technology of a kind of smooth unit sheath, it comprises the steps:
A, unwrapping wire, be placed into the corrugated iron pan being wound with stainless steel tube on pay off rack and carry out unwrapping wire process, pass through pay off rack
Control payingoff speed is 5-30m/min；
B, tension force control, and by the stainless steel tube after unwrapping wire through tension controller, utilize its tension force control wheel to control stainless steel tube
Tension force be 60-100N；
C, PUR coat, and utilize the electric heating in PUR coating machine to add packing element and PUR is carried out heat treated in advance so that it is
Having good mobility and flow in coating cylinder, the outlet at coating cylinder is installed various sizes of according to stainless steel tube diameter
PUR knifing, stainless steel tube passes in coating cylinder, and PUR is coated on its surface, when outlet passes, PUR
Knifing smoothens process to the PUR on its surface so that PUR coating thickness is 0.1-0.3mm, it is ensured that PUR
Uniformly coating, it is ensured that longitudinal water-blocking performance；
D, ground floor sheath are extruded, and carry out the first sheath extrusion in having coated stainless steel tube entrance Φ 90 extruding machine of PUR,
Control screw speed is 25-35r/min, and described first sheath is restrictive coating or insulating barrier, if restrictive coating extrusion temperature control
System is at 165-215 DEG C, if insulation extrusion temperature controls at 140-210 DEG C；
E, tentatively cooling down, what the light unit after carrying out ground floor sheathing in step d sent into a length of 2m tentatively cools down water
In groove, control water temperature and be 20-40 DEG C；
F, second layer sheath are extruded, and the light unit after preliminary cooling carries out the second sheath extrusion in sending into Φ 120 extruding machine, controls
Screw speed is 20-40r/min, and described second sheath is restrictive coating or insulating barrier, if restrictive coating extrusion temperature controls
160-210 DEG C, if insulation extrusion temperature controls at 140-205 DEG C；
G, cool down completely, step f is carried out the light unit after second layer sheathing and sends into the complete bosh of a length of 20m
Interior point three sections cool down, and the wherein a length of 3m of first paragraph tank controls water temperature and is 55-70 DEG C, a length of 8m of second segment tank,
Control water temperature and be 35-55 DEG C, the 3rd section of a length of 9m of tank, control water temperature and be 15-35 DEG C；
H, external diameter on-line monitoring, carry out diameter measurement, if meeting in being coated with the light unit entrance Laser Bi-direction Rod Gauge of sheath
Require then to carry out rolling, if undesirable, alert process；
I, rolling, utilize corrugated iron pan that light unit is carried out rolling, notes preventing iron pan side plate and cylinder from scratching light during rolling
Unit sheath.
The technology contents of the present invention and technical characteristic have revealed that as above, but those of ordinary skill in the art still may base
Make all replacements without departing substantially from spirit of the present invention and modification in the announcement of the present invention, therefore, scope should not limit
In the content disclosed in embodiment, and the various replacement without departing substantially from the present invention and modification should be included, and be present patent application right
Require to be contained.
Claims (9)
1. the production line of a light unit sheath, it is characterised in that: including the actinobacillus device being arranged in order, tension force controls
Device, PUR applicator, an extruding machine, preliminary bosh, No. two extruding machines, complete bosh, external diameter on-line monitoring
Device and take-up, stainless steel tube is coiled on described actinobacillus device, passes sequentially through tension controller and controls tension force, PUR
Applicator carries out surface coating, and an extruding machine carries out ground floor sheath extrusion molding, and preliminary bosh tentatively cools down, No. two
Extruding machine carries out second time sheath extrusion molding, and complete bosh cools down completely, after external diameter on-line monitoring device detection external diameter value
Rolling is carried out by take-up.
The production line of smooth unit sheath the most according to claim 1, it is characterised in that: described actinobacillus device includes putting
Coil holder and corrugated iron pan, described corrugated iron pan meets stainless steel tube unwrapping wire process and uses requirement, utilizes pay off rack to control to turn
Speed realizes stablizing unwrapping wire.
The production line of smooth unit sheath the most according to claim 1, it is characterised in that: described tension controller has
Tension force control wheel, utilizes the counterweight size in tension force control wheel to realize the tension force to stainless steel tube unwrapping wire and controls.
The production line of smooth unit sheath the most according to claim 1, it is characterised in that: described PUR coating utensil
Having electric heating to add packing element and coating cylinder, described electric heating adds packing element and heats PUR in advance, the outlet root of described coating cylinder
According to stainless steel tube diameter, PUR knifing is installed, the PUR being coated on stainless steel tube is uniformly coated.
The production line of smooth unit sheath the most according to claim 1, it is characterised in that: described preliminary bosh is long
Degree is 2m, and in its tank, water temperature is 20-40 DEG C；The described a length of 20m of complete bosh, is divided into three sections to carry out cold to sheath
But, three segment length are followed successively by 3m, 8m and 9m, and corresponding water temperature is 55-70 DEG C, 35-55 DEG C and 15-35 DEG C respectively.
The production line of smooth unit sheath the most according to claim 1, it is characterised in that: described external diameter on-line monitoring device
For Laser Bi-direction Rod Gauge, accurately measure the external diameter of light unit sheath.
7. one kind utilizes the production technology that production line in claim 1 carries out the processing of light unit sheath, it is characterised in that bag
Include following steps:
A, unwrapping wire, be placed into the corrugated iron pan being wound with stainless steel tube on pay off rack and carry out unwrapping wire process, pass through pay off rack
Control payingoff speed is 5-30m/min；
B, tension force control, and by the stainless steel tube after unwrapping wire through tension controller, utilize its tension force control wheel to control stainless steel tube
Tension force be 60-100N；
C, PUR coat, and utilize the electric heating in PUR coating machine to add packing element and PUR is carried out heat treated in advance so that it is
Having good mobility and flow in coating cylinder, the outlet at coating cylinder is installed various sizes of according to stainless steel tube diameter
PUR knifing, stainless steel tube passes in coating cylinder, and PUR is coated on its surface, when outlet passes, PUR
Knifing smoothens process to the PUR on its surface so that PUR coating thickness is 0.1-0.3mm, it is ensured that PUR
Uniformly coating, it is ensured that longitudinal water-blocking performance；
D, ground floor sheath are extruded, and carry out the first sheath extrusion in having coated stainless steel tube entrance Φ 90 extruding machine of PUR,
Control screw speed is 25-35r/min；
E, tentatively cooling down, what the light unit after carrying out ground floor sheathing in step d sent into a length of 2m tentatively cools down water
In groove, control water temperature and be 20-40 DEG C；
F, second layer sheath are extruded, and the light unit after preliminary cooling carries out the second sheath extrusion in sending into Φ 120 extruding machine, controls
Screw speed is 20-40r/min；
G, cool down completely, step f is carried out the light unit after second layer sheathing and sends into the complete bosh of a length of 20m
Interior point three sections cool down, and the wherein a length of 3m of first paragraph tank controls water temperature and is 55-70 DEG C, a length of 8m of second segment tank,
Control water temperature and be 35-55 DEG C, the 3rd section of a length of 9m of tank, control water temperature and be 15-35 DEG C；
H, external diameter on-line monitoring, carry out diameter measurement, if meeting in being coated with the light unit entrance Laser Bi-direction Rod Gauge of sheath
Require then to carry out rolling, if undesirable, alert process；
I, rolling, utilize corrugated iron pan that light unit is carried out rolling, notes preventing iron pan side plate and cylinder from scratching light during rolling
Unit sheath.
Production technology the most according to claim 7, it is characterised in that: described step d the first sheath is restrictive coating or absolutely
Edge layer, restrictive coating extrusion temperature controls at 165-215 DEG C, and insulation extrusion temperature controls at 140-210 DEG C.
Production technology the most according to claim 7, it is characterised in that: in described step f the second sheath be restrictive coating or
Insulating barrier, restrictive coating extrusion temperature controls at 160-210 DEG C, and insulation extrusion temperature controls at 140-205 DEG C.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610639388.9A CN106054337B (en) | 2016-08-08 | 2016-08-08 | Production line and production process of optical unit protective layer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610639388.9A CN106054337B (en) | 2016-08-08 | 2016-08-08 | Production line and production process of optical unit protective layer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106054337A true CN106054337A (en) | 2016-10-26 |
| CN106054337B CN106054337B (en) | 2022-11-22 |
Family
ID=57481343
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610639388.9A Active CN106054337B (en) | 2016-08-08 | 2016-08-08 | Production line and production process of optical unit protective layer |
Country Status (1)
| Country | Link |
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| CN (1) | CN106054337B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108946289A (en) * | 2018-08-08 | 2018-12-07 | 河北金星科技有限公司 | A kind of plug detects winding assembly line automatically |
| CN109085683A (en) * | 2018-09-06 | 2018-12-25 | 山东太平洋光纤光缆有限公司 | A kind of on-line automatic adjustment device of excess fiber length and its application method |
| CN113161075A (en) * | 2021-02-24 | 2021-07-23 | 广东诠杰科技有限公司 | Cable sheath forming process and forming equipment |
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| CN109085683A (en) * | 2018-09-06 | 2018-12-25 | 山东太平洋光纤光缆有限公司 | A kind of on-line automatic adjustment device of excess fiber length and its application method |
| CN113161075A (en) * | 2021-02-24 | 2021-07-23 | 广东诠杰科技有限公司 | Cable sheath forming process and forming equipment |
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| Publication number | Publication date |
|---|---|
| CN106054337B (en) | 2022-11-22 |
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Address after: 226000 No. 1 South Road, Nantong economic and Technological Development Zone, Jiangsu, China Applicant after: Zhongtian Technology submarine cable Co.,Ltd. Address before: 226000 No. 1 South Road, Nantong economic and Technological Development Zone, Jiangsu, China Applicant before: ZHONGTIAN TECHNOLOGIES SUBMARINE CABLE Co.,Ltd. |
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