CN107564625A - One kind spin unwrapping wire back twist method - Google Patents
One kind spin unwrapping wire back twist method Download PDFInfo
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- CN107564625A CN107564625A CN201710703320.7A CN201710703320A CN107564625A CN 107564625 A CN107564625 A CN 107564625A CN 201710703320 A CN201710703320 A CN 201710703320A CN 107564625 A CN107564625 A CN 107564625A
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Abstract
One kind spin unwrapping wire reverses method, draw drum is static, pulled by the take-up coil motor of take-up reel and control the speed of outlet in draw drum, and it is arranged on guider independent above take-up reel by one, make the line that draw drum goes out into the upward conveyor screw that spirals, and the conveyor screw is kept from the angle of the rotation of the process of torsion and is sent to the front end of pair twister, the direction of rotation of untwisting machine in adjustment pair twister forces rotation of the line in stranding process in opposite direction with turning round certainly, adjust the speed of untwisting machine, make the angular speed of back twist process center line rotation corresponding with the angular speed reversed from the process of torsion center line, it is achieved thereby that most back twist；The present apparatus is simple in construction, and reduces equipment cost and floor space, and saves the energy.
Description
Technical field
The present invention relates to a kind of communication cable manufacturing technology field, more particularly to a kind of spin unwrapping wire back twist method.
Background technology
For the insulation core wire of cable for digital communication in the production process that wire drawing is insulated, conductor is passing through last one of plug die
Afterwards, conductor is freely stretched in the state of unlimited cover half by tractive force.During freely stretching, the section deformation of conductor
Understand gradually smallization, ovalization, along with plug die also always has a certain degree of ovality in itself, the cross-sectional area of conductor of cored wire is always
There can be oval phenomenon that is a certain degree of, having fixed-direction.The thermoplastic of insulating barrier continuously extrudes process, the positioning of conductor, with
And the cooperation of mold core die cap can not all ensure absolute concentricity, so, always footpath be present simultaneously in center conductor and insulating barrier
Upward 360 ° are uneven, and during pair twister pair twist, due to two cored wire simultaneous and direction of lay identical
Rotation, this causes the position quantity of two conductors to occur the change of synchronism in the axial direction of twisted pair wire, and uniformity is very poor；High frequency
Signal, it is more sensitive to the inconsistency of the structure of twisted-pair feeder in the axial direction, and also signal not only can cause to reflect in each point
Loss, but also error code can be produced.
In the prior art, untwisting machine can make two independent lines be twisted together, thus untwisting machine be in pair twister not
The part that can lack, due to rotation can be produced in line stranding process, so before back twist, in two independent lines, it is necessary to
A rotary system is separately provided, every single line is reversed an angle in advance, by the rotation of untwisting machine, makes cabling mistake
The anglec of rotation caused by journey is cancelled out each other from the angle turned round in advance with line realizes back twist；One rotation of individually setting is needed for this
System is an indispensable equipment in the prior art, can exist increase equipment cost, increase power consumption, take it is more
The problem of production space operation is more complicated.
The content of the invention
The shortcomings that it is an object of the invention to overcome prior art and deficiency, there is provided one kind can not have to set rotation system
System, simplify device structure, by guider using line from draw drum come out when from turn round, control untwisting machine line was twisted
The method that speed in journey realizes back twist.
The purpose of the present invention is achieved through the following technical solutions：One kind spin unwrapping wire reverses method, and draw drum is static, leads to
The take-up coil motor for crossing take-up reel pulls and controls the speed of outlet in draw drum, and is arranged on by one above take-up reel solely
Vertical guider, make the line that draw drum goes out into the upward conveyor screw that spirals, and oneself turns round the angle of the rotation of process by the conveyor screw
Degree keeps simultaneously being sent to the front end of pair twister, the direction of rotation for adjusting the untwisting machine in pair twister force line in stranding process from
Turn with it is in opposite direction from turning round, adjust the speed of untwisting machine, make the angular speed of back twist process center line rotation with from during turning round
The angular speed that line reverses is corresponding.
Monitoring line is provided with the draw drum from the angular-rate sensor turned round and the control system of pair twister, the angle speed
Line is transmitted to control system by degree sensor from the angular speed turned round, and the rotary frequency of untwisting machine in pair twister is adjusted by the control system
Rate, make the angular velocity of rotation of untwisting machine corresponding from the angular speed turned round with the line.
Monitoring line is provided with the draw drum from the angular-rate sensor and control system turned round, before the pair twister
Provided with another angular-rate sensor, by angular velocity data average value that described two angular-rate sensors measure and control is transmitted to
System, and the speed of untwisting machine is adjusted, make angular speed average value pair of the angular velocity of rotation of untwisting machine with the line from torsion
Should.
The draw drum is socketed in a rotatable rotating shaft, and the rotating shaft is driven by unwrapping wire coil motor, draw drum
The actuating speed of motor by reduction gear box deceleration speed control as take-up reel motor speed.
One electricity loss brake is set in the rotating shaft, electricity loss brake, unwrapping wire coil motor and take-up coil motor three
Controlling switch be connected on same loop, when take-up coil motor stop motion, unwrapping wire coil motor stop, now, lose
Electric brake work makes rotating shaft quickly stop operating.
The present invention is had the following advantages relative to prior art and effect：This method is out produced using line from draw drum
From turn round, and formed conveyor screw, by an independent guider being fixed on above draw drum, make each conveyor screw
Rotation status be consistent, the speed by adjusting untwisting machine make line stranding process rotation angular speed offset from turn round
The angular speed of process, back twist effect is realized, whole device is simple in construction, and reduces numerous and diverse rotary system, reduces equipment and accounts for
Ground space and equipment cost, energy-conserving and environment-protective, operation are very simple.
Embodiment
With reference to embodiment and accompanying drawing, the present invention is described in further detail, but embodiments of the present invention are unlimited
In this.
Reference picture 1, one kind spin unwrapping wire reverses method, and draw drum 1 is static, and take-up reel 2 passes through the band of take-up coil motor 3
Dynamic rotation, during take-up, the pulling force of line 4 makes the line 4 of take-up reel 2 be screwed out around the axle center of take-up reel 2, and passes through receipts
The take-up coil motor 3 of drum 2 pulls and controls the speed of outlet in draw drum 1, because wire body band is tensioned when line 4 pulls out,
Tension force can force wire body to be formed from torsion, and be arranged on the independent guider in the top of take-up reel 2 by one, go out draw drum 1
Line 4 into the conveyor screw 6 for spiraling upward, in the case where each tension force of conveyor screw 6 is consistent with gravity, guider ensures every
The rotational configuration of one conveyor screw 6 is all consistent, and the conveyor screw 6 is kept from the angle of the rotation of the process of torsion and is sent to pair twister
7 front end, in the present embodiment, the guider include more than one conventional positioning guide pulleys 8, positioning guide pulleys 8
The width of middle guide groove is corresponding with the diameter of line 4, makes line 4 keep the anglec of rotation of line 4 forward consistent when passing through guide groove.
During the pair twist of both threads 4, the untwisting machine 9 in pair twister 7 makes line mutually twisted with line and line 4 itself is produced rotation, adjustment
The direction of rotation of untwisting machine 9 in pair twister 7 makes line 4, and with opposite direction from turning round, adjustment is moved back in the direction of rotation during pair twist
The speed of torsion machine 9, so as to control the moment of torsion that twisted pair wire 7 is formed, and make the angular speed of the rotation of back twist process center line 4 with from
The angular speed that torsion process center line 4 reverses is corresponding, the contact point after two lines are twisted be in all the time two lines it is twisted before when being placed in parallel
On closest approach line.
In order to ensure the back twist angular speed size of untwisting machine 9 in pair twister 7 and two lines 4 from torsional angle velocity magnitude
Unanimously, realize that, it is necessary to control the speed of untwisting machine 9, monitoring line is provided with the draw drum 1 for back twist to greatest extent for it
4 is fast from the angle turned round by line 4 from the angular-rate sensor 10 and the control system 11 of pair twister 7 turned round, the angular-rate sensor 10
Degree is transmitted to control system 11, by the speed of the adjust automatically untwisting machine 9 of control system 11, makes the anglec of rotation of untwisting machine 9
Speed is corresponding from the angular speed turned round with the line 4.In order to ensure the accuracy of numerical value, it is provided with before the pair twister 7
Another angular-rate sensor 10, the angular velocity data average value that described two angular-rate sensors 10 are measured simultaneously are transmitted to control
System 11, and the speed of untwisting machine 9 is adjusted, make angular speed of the angular velocity of rotation size of untwisting machine 9 with the line 4 from torsion
The average value of size is corresponding, it is ensured that the angular velocity of rotation of untwisting machine 9 is corresponding from the angular speed turned round with the line 4, realizes maximum journey
The back twist of degree.
Because in the rotary course of untwisting machine 9, the frequency of rotation, the speed of take-up determine the moment of torsion and line 4 of twisted pair wire
Back twist line rotation angular speed, the speed of control take-up speed and untwisting machine 9 make line spin velocity with from turning round
The angular speed that journey center line reverses is consistent, passes through two ways：First, the speed of untwisting machine 9 is adjusted；2nd, take-up reel 2 is adjusted
Take-up speed；But because line 4 is on draw drum 1, line 4 has frictional force, the tension force of of line 4 itself, the two factors between each other
Influence whether that the rotational configuration for each conveyor screw 6 that line 4 is formed is possible to inconsistent, so needing to control take-up speed with putting
Linear velocity is consistent, therefore, the draw drum 1 is socketed in a rotatable rotating shaft 12, the rotating shaft 12 passes through unwrapping wire
Coil motor 13 drives, and the actuating speed of unwrapping wire coil motor 13 is electric speed control and take-up reel by the deceleration of reduction gear box 14
The speed of machine 3 is the same, so as to convenient adjustment payingoff speed and makes it consistent with take-up speed as far as possible.Because take-up reel 2 stops the rotation
When, for draw drum 1 because the effect of inertia may proceed to spin for some time, and at this moment, the line that draw drum 1 is released can be in nothing
The free body without solid form, the rotary of the conveyor screw 6 between take-up reel 2 and positioning guide pulleys 8 are formed under pulling force effect
State can change, and line 4 also changes from the angle turned round, and when take-up reel 2 starts again, can produce the back twist of twisted pair wire
With inconsistent from torsional angle speed, the effect of back twist is not reaching to the spin velocity of process center line 4, have impact on the finished product of twisted pair wire
Rate, to avoid this situation from occurring, an electricity loss brake 5 is set, electricity loss brake 5, unwrapping wire in the rotating shaft of the draw drum 1
Coil motor 13 and the controlling switch of the three of take-up coil motor 3 are connected on same loop, when take-up 3 stop motion of coil motor
Wait, unwrapping wire coil motor 13 stops, and now, the work of electricity loss brake 5 makes rotating shaft quickly stop operating.The bottom of electricity loss brake 5
Seat is fixed on support 15, is made up of in electricity loss brake 5 magnet exciting coil, magnet, spring and brake disc (not shown) etc.,
When unwrapping wire coil motor 13 is powered, the electromagnetic force adhesive armature of electricity loss brake 5, make armature and braking disk detachment (release),
At this moment the output shaft of unwrapping wire coil motor 13 runs well or started with brake disc, when unwrapping wire coil motor 13 powers off, dead electricity braking
Device 5 also powers off simultaneously, and now spring applies pressure to armature, forces and moment of friction is produced between brake disc and armature and ring flange, make
The output shaft of unwrapping wire coil motor 13 quickly stalls, and draw drum 1 stops the rotation simultaneously.When needing the standing of draw drum 1, stop draw drum
Motor 13, electricity loss brake 5 make rotating shaft 12 stop operating so as to achieve the goal.
Above-described embodiment is the preferable embodiment of the present invention, but embodiments of the present invention are not by above-described embodiment
Limitation, other any Spirit Essences without departing from the present invention with made under principle change, modification, replacement, combine, simplification,
Equivalent substitute mode is should be, is included within protection scope of the present invention.
Claims (5)
1. one kind spin unwrapping wire reverses method, it is characterised in that：Draw drum is static, pulled by the take-up coil motor of take-up reel
And the speed of outlet in draw drum is controlled, and guider independent above draw drum is arranged on by one, go out draw drum
Line into the upward conveyor screw that spirals, and by the conveyor screw from before the angle of the rotation of the process of torsion keeps and is sent to pair twister
End, the direction of rotation for adjusting the untwisting machine in pair twister force rotation of the line in stranding process and in opposite direction, the adjustment from turning round
The speed of untwisting machine, make the angular speed size of back twist process center line rotation and the angular speed size reversed from the process of torsion center line
It is corresponding.
2. spin unwrapping wire according to claim 1 reverses method, it is characterised in that：Monitoring line is provided with the draw drum
From the angular-rate sensor of torsion and the control system of pair twister, line is transmitted to control by the angular-rate sensor from the angular speed turned round
System, the speed of untwisting machine in pair twister is adjusted by the control system, make the angular velocity of rotation of untwisting machine and the line
It is corresponding from the angular speed of torsion.
3. spin unwrapping wire according to claim 1 reverses method, it is characterised in that：Monitoring line is provided with the draw drum
From the angular-rate sensor and control system of torsion, another angular-rate sensor is provided with before the pair twister, by described two
The angular velocity data average value of individual angular-rate sensor measurement is simultaneously transmitted to control system, and adjusts the speed of untwisting machine, makes
The angular velocity of rotation of untwisting machine is corresponding from the angular speed average value turned round with the line.
4. spin unwrapping wire according to claim 1 reverses method, it is characterised in that：The draw drum is socketed in one can be with
In the rotating shaft of rotation, the rotating shaft is driven by unwrapping wire coil motor, actuating speed the subtracting by reduction gear box of unwrapping wire coil motor
Speed is identical with take-up reel motor speed speed control.
5. spin unwrapping wire according to claim 4 reverses method, it is characterised in that：One dead electricity system is set in the rotating shaft
Dynamic device, electricity loss brake, unwrapping wire coil motor and the controlling switch of take-up coil motor three are connected on same loop, work as receipts
When drum motor stop motion, unwrapping wire coil motor stops, and now, electricity loss brake work makes rotating shaft quickly stop operating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710703320.7A CN107564625A (en) | 2017-08-16 | 2017-08-16 | One kind spin unwrapping wire back twist method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710703320.7A CN107564625A (en) | 2017-08-16 | 2017-08-16 | One kind spin unwrapping wire back twist method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107564625A true CN107564625A (en) | 2018-01-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710703320.7A Pending CN107564625A (en) | 2017-08-16 | 2017-08-16 | One kind spin unwrapping wire back twist method |
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| Country | Link |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109437548A (en) * | 2019-01-02 | 2019-03-08 | 上海康阔光智能技术有限公司 | Spiral high birefringence structure protects elliptical polarization optical fiber manufacturing process |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3863861A (en) * | 1972-06-13 | 1975-02-04 | Pirelli | Wire paying-out apparatus |
| CN1812002A (en) * | 2006-02-17 | 2006-08-02 | 黄建为 | Back twist pay-off device |
| KR20110048627A (en) * | 2009-11-03 | 2011-05-12 | 엘에스전선 주식회사 | Vertical Combiner with Torsion Measuring Device and Torsion Detection Method |
| CN201946388U (en) * | 2011-01-17 | 2011-08-24 | 安徽长江精工电工机械制造有限公司 | Double-plate type active pay-off vertical cabling machine |
| KR101062465B1 (en) * | 2010-05-28 | 2011-09-05 | (주)티에이치엔 | Wire feeder |
| CN102543307A (en) * | 2012-01-20 | 2012-07-04 | 宜昌联邦电缆有限公司 | Horizontal big tray type vertical cable-former |
| CN206359022U (en) * | 2016-12-28 | 2017-07-28 | 天津市永强机械科技有限公司 | A kind of Full-automatic double-deck paying out machine |
-
2017
- 2017-08-16 CN CN201710703320.7A patent/CN107564625A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3863861A (en) * | 1972-06-13 | 1975-02-04 | Pirelli | Wire paying-out apparatus |
| CN1812002A (en) * | 2006-02-17 | 2006-08-02 | 黄建为 | Back twist pay-off device |
| KR20110048627A (en) * | 2009-11-03 | 2011-05-12 | 엘에스전선 주식회사 | Vertical Combiner with Torsion Measuring Device and Torsion Detection Method |
| KR101062465B1 (en) * | 2010-05-28 | 2011-09-05 | (주)티에이치엔 | Wire feeder |
| CN201946388U (en) * | 2011-01-17 | 2011-08-24 | 安徽长江精工电工机械制造有限公司 | Double-plate type active pay-off vertical cabling machine |
| CN102543307A (en) * | 2012-01-20 | 2012-07-04 | 宜昌联邦电缆有限公司 | Horizontal big tray type vertical cable-former |
| CN206359022U (en) * | 2016-12-28 | 2017-07-28 | 天津市永强机械科技有限公司 | A kind of Full-automatic double-deck paying out machine |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109437548A (en) * | 2019-01-02 | 2019-03-08 | 上海康阔光智能技术有限公司 | Spiral high birefringence structure protects elliptical polarization optical fiber manufacturing process |
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Application publication date: 20180109 |
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