CN107187945A - A kind of fiber secondary coating tenslator and control method - Google Patents
A kind of fiber secondary coating tenslator and control method Download PDFInfo
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- CN107187945A CN107187945A CN201710476308.7A CN201710476308A CN107187945A CN 107187945 A CN107187945 A CN 107187945A CN 201710476308 A CN201710476308 A CN 201710476308A CN 107187945 A CN107187945 A CN 107187945A
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- tension
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- wire carrier
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H59/00—Adjusting or controlling tension in filamentary material, e.g. for preventing snarling; Applications of tension indicators
- B65H59/10—Adjusting or controlling tension in filamentary material, e.g. for preventing snarling; Applications of tension indicators by devices acting on running material and not associated with supply or take-up devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H59/00—Adjusting or controlling tension in filamentary material, e.g. for preventing snarling; Applications of tension indicators
- B65H59/40—Applications of tension indicators
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2701/00—Handled material; Storage means
- B65H2701/30—Handled filamentary material
- B65H2701/32—Optical fibres or optical cables
Abstract
The invention discloses a kind of fiber secondary coating tenslator and control method, including main traction, secondary traction and take-up pulley, wire carrier, tension-adjusting gear a and second being crossed provided with first between main traction and secondary traction and crossing wire carrier, the axle center of the main traction and secondary traction is in the same horizontal line；Wire carrier is crossed provided with the 3rd, the 4th cross wire carrier and tension-adjusting gear b between pair traction and take-up pulley；The contraction degree of strength of plastic sleeve ferrule is controlled by adjusting the tension-adjusting gear a and tension-adjusting gear b Tensity size, so as to control the size of excess fiber length.The device tension force is stable, accurate, excess length control design requirement when disclosure satisfy that the different shell material of production and sleeve pipe specification, it is possible to increase the performance and quality of cable manufactures, reduces maintenance cost, extends service life.
Description
Technical field
The invention belongs to optical fiber cable technical field, it is related to a kind of fiber secondary coating tenslator and controlling party
Method.
Background technology
In fiber optic cable manufacture technique, connection with fibre coating is important production process.Wherein, the size of excess fiber length is weight
One of parameter of point control, it directly affects the mechanical performance and temperature characterisitic of optical cable.Because process is being installed or used to optical cable
In easily the sleeve pipe that is stretched in power, cable configuration also synchronously extend, at this moment optical fiber can be held if excess fiber length is too small
By larger tension, so as to influence the signal transmission quality and service life of optical cable；If remaining length is excessive, optical cable is in low temperature environment
It is lower to produce contraction so that optical fiber produces serious flexural deformation, cause the loss increase of optical cable low temperature.Therefore, to excess fiber length
Accurate control is extremely necessary.
In extrusion molding sleeve pipe, because PBT (polybutylene terephthalate (PBT)) materials are differed with the linear expansion coefficient of optical fiber
It is larger, first cooled down using hot water, leave the sleeve in state of plastic deformation using PBT crystallization temperature, controlled by main traction wheel
Adjustment, forms appropriate negative remaining long.Then sub-cooled is carried out, sleeve pipe further shrinks, and optical fiber amount of contraction is almost nil, so that
Optical fiber facing sleeve forms just remaining length.Traditional just remaining long formation process is controlled by pair traction, but there is tension force
Control is unstable, inaccurate etc. and causes that excess fiber length value fluctuation range is big, produce different shell material and during sleeve pipe specification
Excess length control can not meet design requirement, so as to cause production link waste of raw materials, and largely influence cable manufactures
Performance and quality, add maintenance cost, reduce service life.
The content of the invention
To solve drawbacks described above present in prior art, it is an object of the invention to provide a kind of fiber secondary coating
Force control device and control method, the device tension force are stable, accurate, disclosure satisfy that and produce different shell materials and sleeve pipe
Excess length control design requirement during specification, improves the performance and quality of cable manufactures, reduces maintenance cost, extend and use the longevity
Life.
The present invention solves the technical scheme that is used of above-mentioned technical problem：
A kind of fiber secondary coating tenslator, including main traction, secondary traction and take-up pulley, lead in main traction and pair
Wire carrier, tension-adjusting gear a and second being crossed provided with first between drawing and crossing wire carrier, the axle center of the main traction and secondary traction exists
In same horizontal line；Wire carrier is crossed provided with the 3rd, the 4th cross wire carrier and tension-adjusting gear between pair traction and take-up pulley
b；The contraction of plastic sleeve ferrule is controlled by adjusting the tension-adjusting gear a and tension-adjusting gear b tension force size
Degree of strength, so as to control the size of excess fiber length.
Further, the tension-adjusting gear a and tension-adjusting gear b cross wire carrier, second including being respectively provided at first
Cross the auxiliary traction straining pulley below wire carrier and be located at the 4th takeup tension wheel crossed below wire carrier, auxiliary traction straining pulley
Arm of force adjusting apparatus is provided with takeup tension wheel, arm of force adjusting apparatus is provided with tension sensor, the power at tension sensor two ends
Front-end weight block and rear balancing weight are respectively equipped with arm adjusting apparatus.
Further, the tension sensor of the tension-adjusting gear a connects gear reduction unit by control line and drawn to pair.
Further, the tension sensor of the tension-adjusting gear b is connected to take-up pulley by control line.
Further, master calibration is set on the rear balancing weight, front-end weight block sets secondary scale, and the quality of rear balancing weight is matched somebody with somebody before being more than
The quality of pouring weight.
Further, set by the major and minor scale tension force range is different；By sliding front-end weight block and rear balancing weight point
It is not finely adjusted and coarse adjustment, both cause setting tension value close to Theoretical Design value at common regulation.
Further, the master calibration range of the tension-adjusting gear a is 0~30N, and precision is 1.0N, and secondary scale range is 0
~1N, precision is 0.1N；The master calibration range of the tension-adjusting gear b is 0~10N, and precision is 1.0N, and secondary scale range is
0~1N, precision is 0.1N.
Further, magnetic rotation body and range finder are respectively equipped with the tension sensor.
Correspondingly, The present invention gives the fiber secondary coating tension control method of said apparatus, comprise the following steps：
1) colored optical fiber is molded in extruding machine after the secondary coated material of high temperature plastic sleeve into hot water storgae crystallisation by cooling,
Cooled down after main traction in cold rinse bank, then cross wire carrier and auxiliary traction straining pulley and second through first and cross wire carrier, in pair
Wire carrier and the 4th is crossed by the 3rd under the drive of traction and cross wire carrier, most received afterwards after takeup tension wheel in take-up pulley
Line；
2) according to excess fiber length design load, calculate and setting auxiliary traction tension force and takeup tension；Adjusted by sliding the arm of force
The rear balancing weight a and front-end weight block a saved on instrument a carries out coarse adjustment and fine setting to force value, and the tension force on auxiliary traction straining pulley is adjusted
The whole force value to design；Coarse adjustment is carried out to force value and micro- by sliding rear balancing weight b and front-end weight block b on arm of force adjusting apparatus b
Adjust, the takeup tension on takeup tension wheel is adjusted to the force value of setting；
3) when sleeve stress is stable, the axial location holding water of auxiliary traction straining pulley and arm of force adjusting apparatus thereon
Flat, now the distance between magnetic rotation body and range finder are d1；
4) when sleeve stress is larger, auxiliary traction straining pulley and arm of force adjusting apparatus thereon are upward deflected, its axis position
Put and form upward angle with horizontal direction, magnetic rotation body is also upward deflected simultaneously, now magnetic rotation body and distance measurement
The distance between device is d2；
5) when sleeve stress is smaller, auxiliary traction straining pulley and arm of force adjusting apparatus thereon are deflected down, its axis position
Put angled down towards with horizontal direction shape, magnetic rotation body is also deflected down simultaneously, now magnetic rotation body and distance measurement
The distance between device is d3；
6) tension sensor a detects the signal and passes to gear reduction unit by control line, and gear reduction unit is to letter
Number response and speed to pair traction is adjusted, due to auxiliary traction straining pulley and the linkage of secondary traction, causes auxiliary to be led
The speed of draw tension wheel adjusts and makes arm of force adjusting apparatus a recoveries level and be in poised state；
7) magnitude relationship of distance is d2 between magnetic rotation body and range finder under three kinds of states>d1>D3, and should
Value is shown in apparatus for production line control main frame, is monitored and is adjusted in real time；
8) tension sensor b detects the signal and passes to take-up by control line, adjusts the speed of take-up pulley
It is whole, so that the speed of takeup tension wheel 8 adjusts and arm of force adjusting apparatus b is restored balance.
Beneficial effects of the present invention：
1. the left side of pair traction is provided with auxiliary traction straining pulley, resistancing action can be played to the cold events of sleeve pipe, by adjusting
Save the size of auxiliary traction tension force to control the degree of strength of casing shrink, so as to control the size of excess fiber length.
2. arm of force adjusting apparatus is arranged on auxiliary traction straining pulley and on takeup tension wheel, carved provided with major and minor tension adjustment
The degree balancing weight different with quality, major-minor scale carries out coarse adjustment and fine setting respectively, and both cause setting tension value to connect at common regulation
Nearly Theoretical Design value, it is ensured that the accuracy of tension adjustment.
3. arm of force adjusting apparatus is provided with major and minor tension adjustment scale, the scope of tension value regulation is expanded, it is possible to achieve general
The production requirement of logical sleeve pipe and the different designs plus-efl value with cable sleeve pipe etc..
4. tension sensor a is connected by control line 19 with gear reduction unit 18, when actual production speed is too high or too low
When causing sleeve stress uneven and deviateing the tension value of setting, arm of force adjusting apparatus produces shake or swung, now tension sensor
The signal can be passed to gear reduction unit, and signal is responded, by the speed control auxiliary traction for adjusting secondary traction
The speed of straining pulley, it is ensured that the stability of auxiliary traction tension force.
5. the distance change signal of detection can be fed back to control apparatus for production line by the range finder on tension sensor
Main frame, main frame can to this distance change signal carry out in real time monitoring and early warning, it is ensured that tension force is adjusted in time, kept away
Exempt from long detection more than lower machine unqualified and cause waste of raw materials and improve production cost.
Brief description of the drawings
Fig. 1 is optical fiber secondary coating excess length control device structural representation；
Fig. 2A, Fig. 2 B and Fig. 2 C are respectively the operation principle schematic diagram of tension-adjusting gear and tension sensor.
Fig. 2A ', Fig. 2 B ', which are respectively that magnetic rotation body is corresponding with range finder with Fig. 2 C ', rotates schematic diagram.
In figure：1：Main traction；2：First crosses wire carrier；3：Auxiliary traction straining pulley；4：Second crosses wire carrier；5：Pair is led
Draw；6：3rd crosses wire carrier；7：4th crosses wire carrier；8：Takeup tension wheel；9：Take-up pulley；10：Arm of force adjusting apparatus a；11：Before match somebody with somebody
Pouring weight a；12：Balancing weight a afterwards；13, tension sensor a；14：Arm of force adjusting apparatus b；15：Front-end weight block b；16：Balancing weight b afterwards；
17：Tension sensor b；18：Gear reduction unit；19, control line；20：Plastic sleeve optical fiber；21：Magnetic rotation body；22：Distance measurement
Device.
Embodiment
The present invention is described in further detail with reference to the accompanying drawings and examples, but is not intended as appointing the present invention
The foundation of what limitation.
As shown in figure 1, a kind of fiber secondary coating tenslator, including main traction 1, secondary traction 5 and take-up pulley 9,
Wire carrier 2, tension-adjusting gear a and second are crossed provided with first cross wire carrier 4 between main traction 1 and secondary traction 5, wherein, it is main
The axle center of traction 1 and secondary traction 5 is in the same horizontal line, it is ensured that stability of the plastic sleeve optical fiber in transmission, it is to avoid optical fiber is damaged
Or crack.Wire carrier the 6, the 4th is crossed provided with the 3rd cross wire carrier 7 and tension adjustment dress between pair traction 5 and take-up pulley 9
Put b.The sleeve pipe of plastic sleeve optical fiber 20 is controlled by adjusting the tension-adjusting gear a and tension-adjusting gear b Tensity size
Degree of strength is shunk, so as to control the size of excess fiber length.
Wherein, tension-adjusting gear a crosses the auxiliary traction that wire carrier 2, second crosses the lower section of wire carrier 4 including being located at first
Arm of force adjusting apparatus a10 is connected with wheels 3, auxiliary traction straining pulley 3, arm of force adjusting apparatus a10 is provided with tension sensor a13,
Front-end weight block a11 and rear balancing weight a12 are respectively equipped with the arm of force adjusting apparatus a10 at tension sensor a13 two ends.Tension force is sensed
Device a13 connects gear reduction unit 18 to secondary traction 5 by control line 19.
Wherein, tension-adjusting gear b includes being located at the 4th takeup tension wheel 8 for crossing the lower section of wire carrier 7, takeup tension wheel 8
On be connected with arm of force adjusting apparatus b14, arm of force adjusting apparatus b14 is provided with tension sensor b17, at tension sensor b17 two ends
Front-end weight block b15 and rear balancing weight b16 are respectively equipped with arm of force adjusting apparatus b14.Tension sensor b17 is connected by control line 19
To take-up pulley 9.
In the device, tension-adjusting gear is located at the both sides of secondary traction 5, and auxiliary traction straining pulley 3 is located at a left side for secondary traction 5
Lower section, to playing resistancing action by the sleeve pipe cooling meat of cold rinse bank, optical fiber is controlled by the size for adjusting auxiliary traction tension force
The size of remaining length, auxiliary traction tension force is bigger, then stronger to the resistancing action of casing shrink, excess fiber length is smaller, otherwise optical fiber
Yu Changyue is big.Arm of force adjusting apparatus a10 is arranged on auxiliary traction straining pulley 3, provided with rear balancing weight a12 and master calibration, preceding counterweight
Block a11 and secondary scale, rear balancing weight a12 quality are more than front-end weight block a11 quality, the amount of tension set by major and minor scale
Cheng Butong；Master calibration range is 0~30N, and precision is 1.0N, and coarse adjustment is carried out by balancing weight a12 after slip, and secondary scale range is
0~1N, precision is 0.1N, is finely adjusted by sliding front-end weight block a11, major and minor scale adjusts tension force jointly, it is ensured that setting
The accuracy of tension value, reduces error.
Takeup tension wheel 8 is located at the lower left of take-up pulley 9, it is ensured that take-up winding displacement is smooth without line ball, throwing silk, while ensureing set
Pipe produces lesser degree of contraction in subsequent handling unwrapping wire, makes excess fiber length almost unchanged or changes smaller.Arm of force adjusting apparatus
B14 is arranged on takeup tension wheel 8, provided with rear balancing weight b16 and master calibration, front-end weight block b15 and secondary scale, rear balancing weight
B16 quality is more than front-end weight block b15 quality；Master calibration range be 0~10N, precision is 1.0N, secondary scale range be 0~
1N, precision is 0.1N, and its tension adjustment is with arm of force adjusting apparatus a10.Major and minor scale is adjusted jointly set by arm of force adjusting apparatus
Section, increases the scope of tension value regulation, the precision of setting tension force is improved, so as to realize different size excess fiber length
Production requirement, improves production efficiency, it is to avoid waste of raw materials, so as to reduce production cost.
Tension sensor a13 is connected by control line 19 with gear reduction unit 18, and tension sensor b17 passes through control line 19
It is connected with take-up pulley 9, gear reduction unit 18 is connected by control line 19 with pair traction 5.When plastic sleeve optical fiber production, due to optical fiber
When speed is too high or take-up is shaken, the actual tension that auxiliary traction straining pulley 3 or takeup tension wheel 8 apply to sleeve pipe deviates
Setting value, causes to shake above and below arm of force adjusting apparatus a10 or arm of force adjusting apparatus b 14 generations.Now, tension sensor a13 is detected
The signal simultaneously passes to gear reduction unit 18 by control line 19, and gear reduction unit 18 is responded to signal and to the speed of secondary traction 5
Degree is adjusted, and due to auxiliary traction straining pulley 3 and the linkage of secondary traction 3, causes the speed of auxiliary traction straining pulley 3 to adjust
And make arm of force adjusting apparatus a10 recoveries level and in poised state, auxiliary traction tension force is kept stable, realize remaining long stabilization
Controlled with accurate, so as to ensure that optical cable good mechanical performance and temperature characterisitic.Tension sensor b17 also detects the signal
And take-up is passed to by control line 19, adjust the speed of take-up pulley 9, so that the speed adjustment of takeup tension wheel 8
And arm of force adjusting apparatus b14 is restored balance, it is ensured that takeup tension is stable, winding displacement neatly without line ball and throws silk, while after can reducing
The after-contraction that sleeve pipe is produced during continuous process unwrapping wire, it is ensured that excess fiber length change is smaller or almost unchanged.
Such as Fig. 2A -2C, Fig. 2A, -2C, shown, is the operation principle schematic diagram of tension-adjusting gear and tension sensor, with
(takeup tension wheel 8 and its tension force is introduced exemplified by auxiliary traction straining pulley 3, arm of force adjusting apparatus a10 and tension sensor a13
Adjusting means b and tension sensor b17 operation principle are with).
Fiber secondary coating tension control method detailed process is as follows：
1) colored optical fiber is molded in extruding machine after the secondary coated material of high temperature plastic sleeve into hot water storgae crystallisation by cooling,
In cold rinse bank cooling after main traction 1, then cross wire carrier 2 through first and auxiliary traction straining pulley 3 and second cross wire carrier 4,
Wire carrier 6 and the 4th is crossed by the 3rd under the drive of secondary traction 5 and cross wire carrier 7, most afterwards after takeup tension wheel 8 in take-up pulley
9 carry out take-up；
2) according to excess fiber length design load, calculate and setting auxiliary traction tension force and takeup tension；Adjusted by sliding the arm of force
The rear balancing weight a12 and front-end weight block a11 saved on instrument a10 carries out coarse adjustment and fine setting to force value, by auxiliary traction straining pulley 3
Force value of the tension adjustment to design；By sliding rear balancing weight b16 and front-end weight block b15 on arm of force adjusting apparatus b14 to force value
Coarse adjustment and fine setting are carried out, the takeup tension on takeup tension wheel 8 is adjusted to the force value of setting；
3) tension sensor a13 is designed with magnetic rotation body 21 and range finder 22.When actual production speed is too high or
Too low when causing sleeve stress unstable, arm of force adjusting apparatus a10 can be produced to be shaken up and down so that magnetic rotation body 21 produces pendulum
It is dynamic, cause it to change the distance between with range finder 22, so as to realize signal detection with transmitting.When sleeve stress is steady
Regularly, the axial location of auxiliary traction straining pulley 3 and arm of force adjusting apparatus thereon keeps level (Fig. 2A), now magnetic rotation body
The distance between 21 and range finder 22 are d1 (Fig. 2A ')；
4) when sleeve stress is larger, auxiliary traction straining pulley 3 and arm of force adjusting apparatus thereon are upward deflected, its axis position
Put and form upward angle (Fig. 2 B) with horizontal direction, magnetic rotation body (21) is also upward deflected simultaneously, now magnetic rotation body
The distance between 21 and range finder 22 are d2 (Fig. 2 B ')；
5) when sleeve stress is smaller, auxiliary traction straining pulley 3 and arm of force adjusting apparatus thereon are deflected down, its axis position
Put with horizontal direction shape (Fig. 2 C) angled down towards, magnetic rotation body 21 is also deflected down simultaneously, now magnetic rotation body 21
It is d3 (Fig. 2 C ') with the distance between range finder 22；
6) tension sensor a13 detects the signal and passes to gear reduction unit 18, The gear deceleration by control line 19
Device 18 responds to signal and the speed of secondary traction 5 is adjusted, due to auxiliary traction straining pulley (3) and the linkage of secondary traction 5
Property, cause the speed of auxiliary traction straining pulley 3 to adjust and make arm of force adjusting apparatus a10 recoveries level and be in poised state；
7) magnitude relationship of distance is d2 between magnetic rotation body 21 and range finder 22 under three kinds of states>d1>D3, and
And the value is shown in apparatus for production line control main frame, is monitored and is adjusted in real time；
8) tension sensor b17 detects the signal and passes to take-up by control line 19, makes the speed of take-up pulley 9
Degree adjustment, so that the speed of takeup tension wheel 8 adjusts and makes arm of force adjusting apparatus b14 restore balance.
Different embodiments are given below and further illustrate the present invention.
Embodiment 1：
Conventional cannula specification：External diameter 1.8mm, wall thickness 0.3mm, core number are the B1.3 single-mode fibers of 6 cores, its excess fiber length control
Method processed is as follows：Colored optical fiber speed is 500m/min, in extruding machine after 250 DEG C of high temperature plastic sleeve PBT materials, into hot water
Groove crystallisation by cooling is molded, and is cooled down after main traction 1 in cold rinse bank, is then crossed wire carrier 2 and the He of auxiliary traction straining pulley 3 through first
Second crosses wire carrier 4, crosses wire carrier 6 and the 4th by the 3rd under the drive of secondary traction 5 and crosses wire carrier 7, most afterwards through take-up
After wheels 8 take-up is carried out in take-up pulley 9.According to excess fiber length design load 0.3 ‰, calculate and understand, auxiliary traction tension force is 6.0N,
Takeup tension is 4.0N.By sliding rear balancing weight a12 and front-end weight block a11 on arm of force adjusting apparatus a10 to force value in production
Coarse adjustment and fine setting are carried out, the tension value on auxiliary traction straining pulley 3 is adjusted to 6.0N；By sliding on arm of force adjusting apparatus b14
Rear balancing weight b16 and front-end weight block b15 coarse adjustment and fine setting are carried out to force value, the takeup tension on takeup tension wheel 8 is adjusted
To 4.0N.
Embodiment 2：
Band cable large scale sleeve pipe：External diameter 4.8mm, wall thickness 0.35mm, core number are the B1.3 single-mode optics of 48 cores (4 12 core ribbon)
Fibre, remaining long control method is mainly as follows：According to excess fiber length design load 0.5 ‰ and force value result of calculation, according in example 1
Tension adjustment, 25.0N is set to by auxiliary traction tension force, and takeup tension is set to 8.0N.
The invention is not limited in above-described embodiment, on the basis of technical scheme disclosed by the invention, the skill of this area
Art personnel are according to disclosed technology contents, it is not necessary to which performing creative labour just can make one to some of which technical characteristic
A little to replace and deform, these are replaced and deformed within the scope of the present invention.
Claims (9)
1. a kind of fiber secondary coating tenslator, including main traction (1), secondary traction (5) and take-up pulley (9), its feature
It is, crosses wire carrier (2), tension-adjusting gear a and second provided with first between main traction (1) and secondary traction (5) and cross line and lead
Take turns (4), the axle center of the main traction (1) and secondary traction (5) is in the same horizontal line；Between pair traction (5) and take-up pulley (9)
Wire carrier (7) and tension-adjusting gear b are crossed provided with the 3rd wire carrier (6), the 4th excessively；By adjusting the tension-adjusting gear a
The contraction degree of strength of plastic sleeve optical fiber (20) sleeve pipe is controlled with tension-adjusting gear b Tensity size, so as to control more than optical fiber
Long size.
2. a kind of fiber secondary coating tenslator according to claim 1, it is characterised in that the tension adjustment
Device a and tension-adjusting gear b crosses wire carrier (2), the second auxiliary traction crossed below wire carrier (4) including being respectively provided at first
Straining pulley (3) and the takeup tension wheel (8) being located at below the 4th mistake wire carrier (7), auxiliary traction straining pulley (3) and takeup tension
Take turns (8) and be provided with arm of force adjusting apparatus, arm of force adjusting apparatus is provided with tension sensor, the arm of force adjusting apparatus at tension sensor two ends
On be respectively equipped with front-end weight block and rear balancing weight.
3. a kind of fiber secondary coating tenslator according to claim 2, it is characterised in that the tension adjustment
Device a tension sensor a connects gear reduction unit (18) to secondary traction (5) by control line (19).
4. a kind of fiber secondary coating tenslator according to claim 2, it is characterised in that the tension adjustment
Device b tension sensor b is connected to take-up pulley (9) by control line (19).
5. a kind of fiber secondary coating tenslator according to claim 2, it is characterised in that the rear balancing weight
On set master calibration, front-end weight block sets secondary scale, and the quality of rear balancing weight is more than the quality of front-end weight block.
6. a kind of fiber secondary coating tenslator according to claim 5, it is characterised in that the major and minor quarter
The set tension force range of degree is different；It is finely adjusted respectively and coarse adjustment by sliding front-end weight block and rear balancing weight, both are common
Regulation causes setting tension value close to Theoretical Design value.
7. a kind of fiber secondary coating tenslator according to claim 6, it is characterised in that the tension adjustment
Device a master calibration range is 0~30N, and precision is 1.0N, and secondary scale range is 0~1N, and precision is 0.1N；The tension force is adjusted
Regulating device b master calibration range is 0~10N, and precision is 1.0N, and secondary scale range is 0~1N, and precision is 0.1N.
8. a kind of fiber secondary coating tenslator according to claim 2, it is characterised in that the tension force sensing
Magnetic rotation body (21) and range finder (22) are respectively equipped with device.
9. a kind of fiber secondary coating tension control method of any one of claim 1-8 described device, it is characterised in that including
Following steps：
1) colored optical fiber is molded, through master in extruding machine after the secondary coated material of high temperature plastic sleeve into hot water storgae crystallisation by cooling
Draw after (1) in cold rinse bank cooling, then cross wire carrier (2) and auxiliary traction straining pulley (3) and second through first and cross wire carrier
(4), cross wire carrier (6) and the 4th by the 3rd under the drive of secondary traction (5) and cross wire carrier (7), most afterwards through takeup tension wheel
(8) take-up is carried out after in take-up pulley (9)；
2) according to excess fiber length design load, calculate and setting auxiliary traction tension force and takeup tension；By sliding arm of force adjusting apparatus a
(10) rear balancing weight a (12) and front-end weight block a (11) on carry out coarse adjustment and fine setting to force value, by auxiliary traction straining pulley (3)
On tension adjustment to design force value；By sliding rear balancing weight b (16) and front-end weight block b on arm of force adjusting apparatus b (14)
(15) coarse adjustment and fine setting are carried out to force value, the takeup tension on takeup tension wheel (8) is adjusted to the force value of setting；
3) when sleeve stress is stable, the axial location holding level of auxiliary traction straining pulley (3) and arm of force adjusting apparatus thereon,
Now the distance between magnetic rotation body (21) and range finder (22) are d1；
4) when sleeve stress is larger, auxiliary traction straining pulley (3) and arm of force adjusting apparatus thereon are upward deflected, its axial location
Form upward angle with horizontal direction, magnetic rotation body (21) is also upward deflected simultaneously, now magnetic rotation body (21) with away from
It is d2 from the distance between detector (22)；
5) when sleeve stress is smaller, auxiliary traction straining pulley (3) and arm of force adjusting apparatus thereon are deflected down, its axial location
Angled down towards with horizontal direction shape, magnetic rotation body (21) is also deflected down simultaneously, now magnetic rotation body (21) with away from
It is d3 from the distance between detector (22)；
6) tension sensor a (13) detects the signal and passes to gear reduction unit (18) by control line (19), and gear subtracts
Fast device (18) responds to signal and the secondary speed for drawing (5) is adjusted, due to auxiliary traction straining pulley (3) and secondary traction
(5) linkage, causes the speed of auxiliary traction straining pulley (3) to adjust and make arm of force adjusting apparatus a (10) recovery level and be in
Poised state；
7) magnitude relationship of distance is d2 between magnetic rotation body (21) and range finder (22) under three kinds of states>d1>D3, and
And the value is shown in apparatus for production line control main frame, is monitored and is adjusted in real time；
8) tension sensor b (17) detects the signal and passes to take-up by control line (19), makes take-up pulley (9)
Speed is adjusted, so that the speed of takeup tension wheel 8 adjusts and arm of force adjusting apparatus b (14) is restored balance.
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| CN201710476308.7A CN107187945A (en) | 2017-06-21 | 2017-06-21 | A kind of fiber secondary coating tenslator and control method |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
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| CN110577112A (en) * | 2019-09-11 | 2019-12-17 | 西安西古光通信有限公司 | Belt-free traction device for optical fiber coloring machine |
| CN113857276A (en) * | 2021-10-28 | 2021-12-31 | 贵州航天南海科技有限责任公司 | Accurate speed regulation control system and method for wire drawing machine |
| CN115072491A (en) * | 2022-06-29 | 2022-09-20 | 长飞光纤光缆股份有限公司 | Cable sleeve dynamic tension reading device and adjusting device |
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| CN108548514A (en) * | 2018-04-23 | 2018-09-18 | 安徽中电光达通信技术有限公司 | A kind of pipe production line excess fiber length dynamic measurement system |
| CN108548514B (en) * | 2018-04-23 | 2023-10-20 | 安徽光纤光缆传输技术研究所(中国电子科技集团公司第八研究所) | Optical fiber surplus length dynamic measurement system for steel pipe production line |
| CN110577112A (en) * | 2019-09-11 | 2019-12-17 | 西安西古光通信有限公司 | Belt-free traction device for optical fiber coloring machine |
| CN113857276A (en) * | 2021-10-28 | 2021-12-31 | 贵州航天南海科技有限责任公司 | Accurate speed regulation control system and method for wire drawing machine |
| CN115072491A (en) * | 2022-06-29 | 2022-09-20 | 长飞光纤光缆股份有限公司 | Cable sleeve dynamic tension reading device and adjusting device |
| CN115072491B (en) * | 2022-06-29 | 2023-11-10 | 长飞光纤光缆股份有限公司 | Cable sleeve dynamic tension reading device and adjusting device |
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