CN209471285U - A kind of extrusion device and process units of low windage self-support cable - Google Patents
A kind of extrusion device and process units of low windage self-support cable Download PDFInfo
- Publication number
- CN209471285U CN209471285U CN201920445605.XU CN201920445605U CN209471285U CN 209471285 U CN209471285 U CN 209471285U CN 201920445605 U CN201920445605 U CN 201920445605U CN 209471285 U CN209471285 U CN 209471285U
- Authority
- CN
- China
- Prior art keywords
- optical cable
- moving lever
- mold core
- die sleeve
- cable
- 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.)
- Expired - Fee Related
Links
Landscapes
- Manufacturing Of Electric Cables (AREA)
Abstract
The utility model discloses the extrusion devices and process units of a kind of low windage self-support cable, optical cable reinforcement part pay off rack and optical cable core pay off rack including winding optical cable reinforcement part and optical cable core；It further include the extrusion device for passing through optical cable reinforcement part and optical cable core and squeezing out, the extrusion head and protective cover material extruder and moving lever drive control device of the mold core die sleeve equipped with horizontal positioned " 8 " word optical cable on extrusion device；It further include controlling traction wheel optical cable is taken in the cooling trough passed through to control computer and the optical cable on optical cable take-up reel.Initial position and truncation position of the moving lever in optical cable distraction procedure are controlled by the moving lever drive control device of extrusion device and vertically does cycle movement up and down, and melting protective cover material is passed through and squeezed out by the gap between mold core and die sleeve.The optical cable of the utility model production is fully able to meet windage is excessive and icing etc. carrys out excessive load to fiber optic ribbon cable, to avoid the interruption of communication line.
Description
Technical field
The utility model belongs to fiber optic cable manufacture field, is related to the extrusion device and production dress of a kind of low windage self-support cable
It sets.
Background technique
With deepening continuously for light net transformation, demand of major operator to optical cable is also risen year by year, at present in mountain area and
The more complicated region of landform, optical cable generally use overhead system of laying, and common aerial optical cable has GYTA, GYTS etc., but
It is that the above two classes optical cable usually requires same steel strand wires and lays performance to guarantee optical cable together, with the high-volume of self-support cable
It uses, construction cost can be reduced to avoid steel strand wires are individually laid in laying.But the shape of existing self-support cable is
The figure of eight, optical cable is in the region that high wind and ice and snow take place frequently, and since its stress surface is larger, will lead to that windage is excessive and icing etc.
Carry out excessive load to fiber optic ribbon cable, may cause the interruption of communication line.At present in existing utility model patent CN206258608
Refer to a kind of self-support cable of anti-wind-force, but the production method for not referring to such optical cable.Therefore, it is proposed to a kind of low windage
The process units and production method of optical cable become current this field technical problem urgently to be resolved.
Utility model content
The purpose of this utility model is to provide the extrusion devices and process units of a kind of low windage self-support cable, solve
The production problem of low windage self-support cable.
The utility model is realized by following technical proposals.
A kind of extrusion device of low windage self-support cable, including die sleeve, mold core, moving lever, moving lever drive control device
With extrusion head；The mold core is covered in die sleeve and is squeezed out in head, and the die sleeve extends the end face for squeezing out head；It is passed through in die sleeve
It is installed with one and is connected to the moving lever squeezed out on head, moving lever is controlled in optical cable distraction procedure by moving lever drive control device
In initial position and truncation position vertically do up and down cycle movement, will melting protective cover material by between mold core and die sleeve
Gap pass through and squeeze out.
Further, the die sleeve is the cylindrical body with limiting stand, and middle part is equipped with horizontally disposed figure of eight mold core
Slot, mold core slot include cable core sheath molding hole, hang neck sheath forming tank and messenger jacket molding hole；Edge is equipped in limiting stand butt
Radially moving lever of the perforation to its center passes through slot to cylindrical body；Moving lever passes through slot by moving lever and hangs neck sheath forming tank phase
Connection.
Further, the moving lever is mutually perpendicular to by the center line of slot with the center line for hanging neck sheath forming tank, and
The width of slot is equal.
Further, symmetrical a pair of die sleeve Level tune slot on the outer of the die sleeve front end.
Further, the mold core includes cable core through hole, the mold core interconnecting piece for enhancing component through hole and the rear part, mold core
Interconnecting piece front is the conical surface, and rear portion is cylindrical body, and cylindrical body is equipped with mold core limiting stand, and mold core passes through mold core interconnecting piece and head
It is connected.
The utility model gives the process units that above-mentioned extrusion device makes low windage self-support cable in turn, including
Wind the optical cable reinforcement part pay off rack and optical cable core pay off rack of optical cable reinforcement part and optical cable core；It further include being enhanced by optical cable
Part and optical cable core and the extrusion device squeezed out, are equipped with the mold core die sleeve of horizontal positioned " 8 " word optical cable on extrusion device
Squeeze out head and protective cover material extruder and moving lever drive control device；It further include that control traction wheel takes in optical cable to optical cable
The cooling trough that control computer and optical cable on take-up reel pass through.
Further, the extrusion head of the mold core die sleeve of described horizontal positioned " 8 " word optical cable passes through moving lever drive control device
Control moving lever lower movement in vertical direction, kinematic accuracy 0.1mm.
The utility model has the advantages that due to taking above technical scheme
1. the mold core die sleeve of " 8 " word optical cable is changed to be horizontally arranged by the utility model by traditional being disposed vertically, such peace
Dress mode can be filled up due to gravity in the molten state to avoid protective cover material and hang neck gap.
2. extruder, traction and moving lever drive control device mutually link, guarantee that the length control for hanging neck gap is being set
In the range of.
3. the inside of die sleeve is provided with a through-hole, be mutually matched with the size of moving lever, moving lever can be in through-hole on
Lower movement periodically blocks the extrusion for hanging sheath at neck, forms clearance-type and hangs neck, clearance-type, which hangs neck, can be avoided optical cable in wind
Excessive and icing etc. is hindered to bringing excessive load.
4., can only be in movement in vertical direction, therefore since moving lever is restrained in through-holes, the extrusion pressure of protective cover material is not
Moving lever can be made to be generated offset by the power of horizontal direction, influence to squeeze out effect.
5. the distance setting of water trough distance head is rationally, guarantee that optical cable being capable of fast cooling shaping.
Detailed description of the invention
Attached drawing described herein is used to provide a further understanding of the present invention, and is constituted part of this application,
It does not constitute improper limits to the present invention, in the accompanying drawings:
Fig. 1 is conventional cable structural schematic diagram；
Fig. 2 is low windage self-support cable structural schematic diagram；
Fig. 3 is extrusion device structural schematic diagram；
Fig. 4 is die sleeve structure schematic diagram；
Fig. 5 is mold insert structure schematic diagram；
Fig. 6 (a), (b) are respectively that neck position profile schematic diagram is hung in process units moving lever initial position and moving lever truncation；
Fig. 7 is production process schematic.
1, cable messenger, 2, optical cable hang neck, 3, cable part, 4, hang neck gap, 5, die sleeve, 6, mold core, 7, moving lever, 8,
Moving lever drive control device, 9, squeeze out head, 10, die sleeve Level tune slot, 11, cable core sheath molding hole, 12, hang neck sheath at
Type groove, 13, moving lever by slot, 14, messenger jacket molding hole, 15, cable core through hole, 16, enhancing component through hole, 17, mould
Core limiting stand, 18, mold core and head interconnecting piece, 19, optical cable take-up reel, 20, optical cable, 21, traction wheel, 22, data line,
23, cooling trough, 24, control computer, 25, optical cable reinforcement part, 26, optical cable core, 27, optical cable reinforcement part pay off rack, 28, optical cable
Cable core pay off rack, 29, protective cover material extruder.
Specific embodiment
The utility model is described in detail below in conjunction with attached drawing and specific embodiment, in the signal of this utility model
Property embodiment and explanation be used to explain the utility model, but be not intended to limit the scope of the present invention.
As shown in Figure 1, being conventional cable structural schematic diagram, optical cable is by cable messenger 1, and optical cable hangs neck 2 and cable part 3 is total
With composition.
As shown in Fig. 2, being the low windage self-support cable structural schematic diagram of the utility model, optical cable is also by cable messenger 1, light
Cable hangs neck 2 and cable part 3 collectively constitutes, but hanging to be provided at neck and hang neck gap 4 in optical cable, and hanging neck gap length is 40
~60cm, the non-gap part for hanging neck is also 40~60cm, and is in periodic arrangement.
As shown in figure 3, being extrusion device schematic diagram, respectively by die sleeve 5, mold core 6, moving lever 7, moving lever drive control device
It 8 and squeezes out head 9 and collectively constitutes, wherein 6 sets of mold core is in die sleeve 5 and squeezes out in head 9, and die sleeve 5, which extends, squeezes out head 9
End face；Through there is one to be connected to the moving lever 7 squeezed out on head 9 in die sleeve 5,7 one end of moving lever is applied on die sleeve 5, separately
One end is slidably connected in the moving lever drive control device 8 for being mounted on and squeezing out 9 periphery wall of head, passes through moving lever drive control device
Initial position and truncation position of the 8 control moving levers 7 in 20 distraction procedure of optical cable vertically do cycle movement up and down,
Kinematic accuracy is 0.1mm, and melting protective cover material is passed through and squeezed out by the gap between mold core 6 and die sleeve 5.
Be illustrated in figure 4 die sleeve structure schematic diagram, die sleeve 5 include die sleeve Level tune slot 10, cable core sheath molding hole 11,
Hang neck sheath forming tank 12, moving lever passes through slot 13 and messenger jacket molding hole 14.Wherein, die sleeve 5 is the circle with limiting stand
Cylinder, symmetrical a pair of of die sleeve Level tune slot 10 on the outer of front end, middle part is equipped with horizontally disposed figure of eight mold core
Slot, mold core slot include cable core sheath molding hole 11, hang neck sheath forming tank 12 and messenger jacket molding hole 14；In limiting stand butt
Pass through slot 13 equipped with the moving lever radially penetrated through along cylindrical body to its center；Moving lever 7 by slot 13 and hangs neck by moving lever
Sheath forming tank 12 is connected, and moving lever is mutually hung down by the center line of slot 13 with the center line for hanging neck sheath forming tank 12
Directly, and the width of slot is equal.
It is illustrated in figure 5 mold insert structure figure, mold core 6 includes extending through cable core sheath molding hole 11 and messenger jacket molding
The cable core through hole 15 and enhancing component through hole 16 in hole 14, cable core through hole 15 and enhancing component through hole 16 are connected to
On mold core interconnecting piece 18, it is the conical surface that mold core interconnecting piece 18, which connect end with cable core through hole 15 and enhancing component through hole 16, after
Portion is cylindrical body, and cylindrical body is equipped with mold core limiting stand 17, and mold core 6 is connected by mold core interconnecting piece 18 with head 9.
If Fig. 6 (a), (b) show process units sectional view, wherein Fig. 6 (a) is 7 initial position of moving lever, and Fig. 6 (b) is
Neck position is hung in the truncation of moving lever 7.In process of production, moving lever 7 will vertically be done in initial position and truncation position
Periodical movement, melting protective cover material are passed through and are squeezed out by the gap between mold core and die sleeve, are formed simultaneously hanging between neck for optical cable
Gap 4.
It is illustrated in figure 7 production process schematic diagram, optical cable reinforcement part 25 and optical cable core 26 pass through optical cable reinforcement part respectively
Pay off rack 27 and optical cable core pay off rack 28 (are selected according to the outer diameter of cable core and reinforcement and are closed with the laying tension of 100~200N
Suitable tension) optical cable reinforcement part 25 and optical cable core 26 are penetrated in mold core 6 and die sleeve 5 in head 9, protective cover material extruder 29
The protective cover material of melting is sent into and is squeezed out in head 9, after head 9, the packet of optical cable reinforcement part 25 and optical cable core 26 in sheath
Lower formation optical cable 20 is wrapped up in, optical cable 20 is drawn through cooling trough 23 by traction wheel 21, and controls traction wheel in control computer 24
21 take in optical cable 20 onto optical cable take-up reel 19.Wherein, control computer 24 passes through data line 22 and traction wheel 21 and fortune
Lever drive control device 8 is connected, and controls the linkage of traction wheel 21 and moving lever drive control device 8.
The utility model is as follows using the production stage that process units produces low windage self-support cable:
1) mold core 6 is installed first in squeezing out head 9, mold core 6 is connected by mold core and head interconnecting piece 18 and extrusion head 9
It connects, the fixation of position is carried out by mold core limiting stand 17, after being installed, needs to guarantee the center of circle and the enhancing of cable core through hole 15
The connection in the center of circle of component through hole 16 is horizontally oriented.Confirm it is errorless after die sleeve 5 is installed again, and pass through die sleeve Level tune
Die sleeve position is adjusted in slot 10, guarantees the center of circle of cable core sheath molding hole 11 and the circle center line connecting of messenger jacket molding hole 14
For horizontal direction, and respectively with the center of circle of cable core through hole 15 and enhance component through hole 16 the center of circle it is concentric；
2) then moving lever drive control device 8 is mounted on and is squeezed out on head 9, guaranteed in moving lever drive control device 8
The direction of motion of moving lever 7 vertically downward, while can smoothly penetrate moving lever by slot 13 and matching, and before manufacture will
The position of moving lever 7 is adjusted to initial position, and initial position is located at moving lever and passes through slot 13 and the friendship for hanging neck sheath forming tank 12
At remittance；
3) protective cover material extruder 29 is opened, the effect of extrusion is observed, determines and squeezes out sheath without acceptance of persons and after uniform wall thickness, temporarily
When close protective cover material extruder 29；
4) optical cable reinforcement part 25 and optical cable core 26 are then individually positioned in optical cable reinforcement part pay off rack 27 and optical cable cable
On core pay off rack 28, the mold core 6 and die sleeve 5 being each passed through in head 9 after cooling trough 23 and are wrapped in traction wheel 21
On；
5) protective cover material extruder 29, traction wheel 21 and moving lever drive control device 8 are opened, the control control shield of computer 24 is passed through
Jacking extruder 29, traction wheel 21 and moving lever drive control device 8, for guaranteeing the hauling speed and moving lever driving control of optical cable
Device 8 processed controls the truncation optical cable of moving lever 7 and hangs the linkage between neck；The 20 leading in cable take-up of optical cable of traction wheel 21 will then be passed through
Disk 19.
In one embodiment, the speed of production of optical cable is since 0m/min, using the speed of 10m/min as step-length, gradually
Raising speed to 80m/min normal speed of production.By calculating it is found that the duration and initial position for hanging neck is truncated in moving lever
Duration also with speed of production raising and reduce, hauling speed x (unit m/min) and moving lever truncation optical cable hang neck
((relationship between unit m) is y=60L/x to duration y by unit s) and gap length L.It is shown in Table 1.Due to hanging
The gap of neck and gapless length L are 40~60cm, and moving lever is hung in the duration of initial position with moving lever truncation
The duration of neck is identical.By relation above, to guarantee the linkage between moving lever and speed of production.Wherein moving lever is upper
The distance of lower movement is 1.2mm, speed 100mm/s.
1 speed of production x of table and moving lever truncation hang neck duration y and moving lever in the duration relationship of initial position
Table
| Speed of production m/min | The duration (s) for hanging neck is truncated in moving lever | Duration (s) of the moving lever in initial position |
| 10 | 2.4~3.6 | 2.4~3.6 |
| 20 | 1.6~2.4 | 1.6~2.4 |
| 25 | 1.2~1.8 | 1.2~1.8 |
| 30 | 0.96~1.44 | 0.96~1.44 |
| 35 | 0.8~1.2 | 0.8~1.2 |
| 40 | 0.68~1.03 | 0.68~1.03 |
| 45 | 0.6~0.9 | 0.6~0.9 |
| 50 | 0.53~0.85 | 0.53~0.85 |
| 55 | 0.48~0.72 | 0.48~0.72 |
| 60 | 0.44~0.65 | 0.44~0.65 |
| 65 | 0.4~0.6 | 0.4~0.6 |
| 70 | 0.37~0.55 | 0.37~0.55 |
| 75 | 0.34~0.51 | 0.34~0.51 |
| 80 | 0.32~0.48 | 0.32~0.48 |
Measuring mechanical property: low windage self-support cable needs good mechanical performance, therefore according to standard YDT
1155-2011 " communication figure of eight self-bearing type outdoor optical cable " requires to carry out measuring mechanical property, and test light to optical cable finished product
Whether fibre decay indices under every measuring mechanical property are qualified.
The optical cable of the utility model production be fully able to meet windage is excessive and icing etc. come to fiber optic ribbon cable it is excessive
Load, to avoid the interruption of communication line.
The utility model is not limited to above-described embodiment, on the basis of technical solution disclosed by the utility model, this
For the technical staff in field according to disclosed technology contents, not needing creative labor can be special to some of which technology
Sign makes some replacements and deformation, these replacements and deformation are within the protection scope of the present utility model.
Claims (7)
1. a kind of extrusion device of low windage self-support cable, which is characterized in that including die sleeve (5), mold core (6), moving lever
(7), moving lever drive control device (8) and extrusion head (9)；The mold core (6) covers in die sleeve (5) and squeezes out in head (9), institute
It states die sleeve (5) and extends the end face for squeezing out head (9)；Running through in die sleeve (5) has to be connected to the movement squeezed out on head (9)
Bar (7) is controlled the initial position of moving lever (7) in optical cable (20) distraction procedure and is cut by moving lever drive control device (8)
Cycle movement up and down is vertically done in disconnected position, and melting protective cover material is passed through by the gap between mold core (6) and die sleeve (5)
And it squeezes out.
2. a kind of extrusion device of low windage self-support cable according to claim 1, which is characterized in that the die sleeve
It (5) is the cylindrical body with limiting stand, middle part is equipped with horizontally disposed figure of eight mold core slot, and mold core slot includes cable core sheath
Molding hole (11) hangs neck sheath forming tank (12) and messenger jacket molding hole (14)；It is equipped in limiting stand butt along cylindrical body diameter
Pass through slot (13) to perforation to the moving lever at its center；Moving lever (7) by slot (13) and hangs the molding of neck sheath by moving lever
Slot (12) is connected.
3. a kind of extrusion device of low windage self-support cable according to claim 2, which is characterized in that the moving lever
It is mutually perpendicular to by the center line of slot (13) with the center line for hanging neck sheath forming tank (12), and the width of slot is equal.
4. a kind of extrusion device of low windage self-support cable according to claim 1, which is characterized in that the die sleeve
(5) symmetrical a pair of die sleeve Level tune slot (10) on the outer of front end.
5. a kind of extrusion device of low windage self-support cable according to claim 1, which is characterized in that the mold core
It (6) include cable core through hole (15), the mold core interconnecting piece (18) for enhancing component through hole (16) and the rear part, mold core interconnecting piece
(18) front is the conical surface, and rear portion is cylindrical body, and cylindrical body is equipped with mold core limiting stand (17), and mold core (6) passes through mold core interconnecting piece
(18) it is connected with head (9).
6. a kind of process units that low windage self-support cable is made using the described in any item extrusion devices of claim 1-5,
It is characterised in that it includes the optical cable reinforcement part pay off rack (27) and optical cable cable of winding optical cable reinforcement part (25) and optical cable core (26)
Core pay off rack (28)；Further include the extrusion device for passing through optical cable reinforcement part (25) and optical cable core (26) and squeezing out, is filled squeezing out
Set the extrusion head (9) for being equipped with the mold core die sleeve of horizontal positioned " 8 " word optical cable and protective cover material extruder (29) and movement
Bar drive control device (8)；It further include controlling traction wheel (21) for optical cable (20) income to the control electricity on optical cable take-up reel (19)
The cooling trough (23) that brain (24) and optical cable (20) pass through.
7. the process units of low windage self-support cable according to claim 6, which is characterized in that described horizontal positioned
The extrusion head (9) of the mold core die sleeve of " 8 " word optical cable is by moving lever drive control device (8) control moving lever (7) in Vertical Square
To up and down motion, kinematic accuracy 0.1mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920445605.XU CN209471285U (en) | 2019-04-03 | 2019-04-03 | A kind of extrusion device and process units of low windage self-support cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920445605.XU CN209471285U (en) | 2019-04-03 | 2019-04-03 | A kind of extrusion device and process units of low windage self-support cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209471285U true CN209471285U (en) | 2019-10-08 |
Family
ID=68094994
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920445605.XU Expired - Fee Related CN209471285U (en) | 2019-04-03 | 2019-04-03 | A kind of extrusion device and process units of low windage self-support cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209471285U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109991710A (en) * | 2019-04-03 | 2019-07-09 | 西安西古光通信有限公司 | A kind of process units and production method of low windage self-support cable |
-
2019
- 2019-04-03 CN CN201920445605.XU patent/CN209471285U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109991710A (en) * | 2019-04-03 | 2019-07-09 | 西安西古光通信有限公司 | A kind of process units and production method of low windage self-support cable |
| CN109991710B (en) * | 2019-04-03 | 2024-02-23 | 西安西古光通信有限公司 | Production device and manufacturing method of low-wind-resistance self-supporting optical cable |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109991710A (en) | A kind of process units and production method of low windage self-support cable | |
| CN206038975U (en) | Tube cable is restrainted to absolutely dry formula | |
| CN105278066A (en) | Double layer co-extrusion method for extremely micro air-blowing optical cable, and the extremely micro air-blowing optical cable | |
| CN201518253U (en) | Plastic wire and cable squeeze extrusion mold | |
| CN209471285U (en) | A kind of extrusion device and process units of low windage self-support cable | |
| CN107797206A (en) | The production equipment and its production method of high-density optical-fiber beam micro unit optical cable | |
| CN108333702A (en) | A kind of optical fiber secondary coating is from centering type coating unit | |
| CN204651101U (en) | The nonmetal band longitudinal tubing mould of a kind of optical cable | |
| CN202916467U (en) | Optical fiber and optical fiber ribbon secondary coating composite production device | |
| CN208827073U (en) | A kind of optical fiber dry sleeve production two-wheel traction device | |
| CN208654378U (en) | A kind of extrusion moulding mold of fire-retardant 8 word optical cable, half squash type | |
| CN108527810B (en) | Butterfly-shaped optical cable production mold and production line thereof | |
| CN207396809U (en) | Optical fiber coloring plastic sleeve composite production line | |
| CN204178018U (en) | A kind of twin-core butterfly optical cable mould | |
| CN104786466A (en) | Longitudinal wrapping and forming mold for nonmetal strips for optical cables and longitudinal wrapping method thereof | |
| CN203046194U (en) | Device for stable control of fiber excess length in optical cable loose tube | |
| CN102789846B (en) | Horizontal cable production line | |
| CN202649559U (en) | Anti-bird-peck self-supporting butterfly-shaped introducing optical cable | |
| CN204903827U (en) | Optical cable in resistant crooked high power capacity car of tensile | |
| CN208263376U (en) | It is a kind of for producing the coating unit of optical cable strengthening core | |
| CN203930152U (en) | Anti-torsion self-bearing type Access Network butterfly optical cable | |
| CN206573753U (en) | Central-beam tube type fiber optic cable | |
| CN205910394U (en) | Full medium self -bearing type optical cable of C jacket for access network | |
| CN204044409U (en) | A kind of Full-dry optical fiber band optical cable | |
| CN211683392U (en) | Integrally-formed extrusion die for producing side-emitting optical fibers |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191008 Termination date: 20210403 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |