CN1369583A - Method and appts. for optimal outgoing speed on bobbin cradle - Google Patents
Method and appts. for optimal outgoing speed on bobbin cradle Download PDFInfo
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- CN1369583A CN1369583A CN02103209.2A CN02103209A CN1369583A CN 1369583 A CN1369583 A CN 1369583A CN 02103209 A CN02103209 A CN 02103209A CN 1369583 A CN1369583 A CN 1369583A
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- air ring
- ring size
- yarn
- bobbin
- speed
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- 238000000034 method Methods 0.000 title claims abstract description 26
- 230000007246 mechanism Effects 0.000 claims abstract description 34
- 238000005259 measurement Methods 0.000 claims abstract description 11
- 230000008859 change Effects 0.000 claims description 9
- 230000005540 biological transmission Effects 0.000 claims description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 8
- 229910052742 iron Inorganic materials 0.000 description 4
- 230000001105 regulatory effect Effects 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 238000013500 data storage Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
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Classifications
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- D—TEXTILES; PAPER
- D02—YARNS; MECHANICAL FINISHING OF YARNS OR ROPES; WARPING OR BEAMING
- D02H—WARPING, BEAMING OR LEASING
- D02H13/00—Details of machines of the preceding groups
- D02H13/12—Variable-speed driving mechanisms
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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
- B65H59/38—Adjusting or controlling tension in filamentary material, e.g. for preventing snarling; Applications of tension indicators by regulating speed of driving mechanism of unwinding, paying-out, forwarding, winding, or depositing devices, e.g. automatically in response to variations in tension
- B65H59/384—Adjusting or controlling tension in filamentary material, e.g. for preventing snarling; Applications of tension indicators by regulating speed of driving mechanism of unwinding, paying-out, forwarding, winding, or depositing devices, e.g. automatically in response to variations in tension using electronic means
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- D—TEXTILES; PAPER
- D02—YARNS; MECHANICAL FINISHING OF YARNS OR ROPES; WARPING OR BEAMING
- D02H—WARPING, BEAMING OR LEASING
- D02H1/00—Creels, i.e. apparatus for supplying a multiplicity of individual threads
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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
- B65H2513/00—Dynamic entities; Timing aspects
- B65H2513/10—Speed
- B65H2513/11—Speed angular
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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
- B65H2701/00—Handled material; Storage means
- B65H2701/30—Handled filamentary material
- B65H2701/31—Textiles threads or artificial strands of filaments
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- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Tension Adjustment In Filamentary Materials (AREA)
- Warping, Beaming, Or Leasing (AREA)
- Guides For Winding Or Rewinding, Or Guides For Filamentary Materials (AREA)
- Unwinding Of Filamentary Materials (AREA)
Abstract
When yarns are taken over the head of the bobbins and around deflector, yarn balloons are formed and the size of which increase along with the enlargement of the yarn take-off speed. Yet, the size of the yarn balloons should be not larger than a half of the minimum distance of the adjacent creel spindle. Yarn break may be caused by the mutual collide of yarn balloons of the adjacent creel due to the larger balloons. The yarn take-off speed should be as high as possible while the frequency of yarn break should not be increased. According to the present invention, the size of the yarn balloons are measured by a measuring mechanism at least at one bobbin, and the size of the yarn balloon is modified, by altering the take-off speed according to the measurements, to an adjusted value between maximum and minimum balloon dimensions. The present invention also relates to a method and apparatus to be used on bobbin cradle.
Description
Invention field
The present invention relates to as the claim 1 preorder described control speed of drawing promptly draw the bobbin on being placed in bobbin cradle unwinding head yarn speed method and as the described related device of claim 8 preorder.
Background of invention
When drawing yarn through top and tensioning curtain steering position ground from bobbin, yarn is forming air ring on the unwinding head and exactly in the zone from the bobbin to the steering position, and the air ring size is along with the speed of drawing increases and increases.But to be yarn should be not more than half of minimum spacing of the bobbin axis of adjacent bobbin apart from the ultimate range of bobbin axis to the air ring size.Bigger air ring may cause adjacent bobbin air ring to clash into mutually and cause broken yarn thus.For avoiding broken yarn, the applicant has known to reduce in such scope and has drawn speed, promptly according to range estimation, no longer has the mutual bump of air ring.Because it is very bothersome to eliminate broken yarn, can know the air ring spacing of seeing here so must observe.
As the measure of dwindling the air ring spacing, the applicant has known, outwards enlarge the distance between bobbin and the steering position by moving of tensioning curtain.For example, DE2146636A1 discloses a kind of tensioning curtain that can move by handwheel and crank.The structure situation of curtain has limited the obtainable distance between bobbin and the steering position.
In addition, known the air ring restraint device.In DE2841210C2, two bars that are parallel to each other have for example been described, they are parallel to the bobbin plane earth and are arranged between bobbin and the thread-carrier, extend two separators between the bobbins row and described in DE29605326U1.Such air ring restraint device generally can not hinder remaining air ring and surpass its maximum size that allows under the corresponding high speed of drawing.
Summary of the invention
Task of the present invention is to develop a kind ofly to draw method for control speed and as the described related device of claim 8 preorder as claim 1 preorder is described, and they can not increase broken yarn ground and realize the high as far as possible speed of drawing.
Feature by claim 1 and claim 8 characteristic has been finished above-mentioned task.
According to the present invention, at least one unwinding head, measure the size of the air ring that constitutes by yarn with measuring mechanism.Such bobbin cradle district is defined as the unwinding head, and promptly it is attached troops to a unit in a bobbin socket or is contained in bobbin on the bobbin socket.Unwinding head extends and extends to steering position with surpassing bobbin along bobbin.Steering position is usually located on the tensioning curtain.But steering position also can separate, as is installed on another framework.The unwinding of adjacent bobbin is adjacent one another are.The measurement of air ring size be in a unwinding head, carry out or exactly be in the boundary between two adjacent unwinding heads, to carry out.
Monitor can be used as measuring mechanism.By monitor, can grasp actual definite size all the time.Also can utilize described grating to grasp and surpass predetermined definite size or tangent one or more gratings as measuring mechanism with predetermined definite size.
According to the present invention, also regulate the air ring size by changing the speed of drawing according to the air ring size that measures, wherein the air ring size is adjusted to one and is being less than or equal to maximum air ring size and more than or equal to the value in the scope of minimum air ring size.In this case, maximum air ring size is big as far as possible, and minimum air ring size is smaller.
In and the dislocation-free bobbin cradle embarked on journey in front and back overlapping in the bobbin multilayer, spacing and this distance that the spacing of the bobbin axis of adjacent layer is generally equal to the bobbin axis of adjacent lines are called as spacing T.In the dislocation bobbin cradle that bobbin for example also misplaces between the overlapping but layer of multilayer and the layer, the spacing of the bobbin axis of the adjacent bobbin of one deck is generally equal to the spacing of bobbin axis of the adjacent bobbin of overlapping layer.Here, this distance is also referred to as spacing T.
In these two kinds of bobbin cradles, the air ring size should be not more than T/2.Therefore, T/2 is chosen to be maximum air ring size, and is chosen to be minimum air ring size than the value T/2-x of its little x.Value x can be 1 millimeter-10 millimeters.The major advantage of this method is, except the upper limit that provided the air ring size reliably and having avoided air ring to clash into mutually and breaking, gives the lower limit of air ring size.The lower limit of air ring size has been guaranteed to extract yarn out with the big as far as possible speed of drawing.
It is suitable regulating the air ring size by a control module.As during by monitor test constantly air ring size, can so realize the adjusting of air ring size, promptly by a control module and in the following manner air ring size adjustment to as the subscription rate definite value between T/2 and T/2-x, promptly the comparative result according to measured value and rated value changes the speed of drawing.
According to claim 2, the measurement of air ring size is so carried out, and promptly for example grasps by a grating to surpass one and be less than or equal to maximum air ring size and more than or equal to predetermined air ring size in the minimum air ring size range or tangent with described predetermined air ring size.
When having used one to be used to measure the grating of air ring size, can so regulate the air ring size, promptly improve the speed of drawing by control module from smaller value with beginning always, demonstrate up to grating and surpassed predetermined air ring size.The advantage of this metering system is to adopt simple measuring mechanism as being installed in the grating on the predetermined air ring size height.
According to claim 3, so carry out the measurement of air ring size, promptly measure above minimum air ring size with above maximum air ring size.In this case, can so regulate the air ring size, i.e. speed is drawn in raising, demonstrates up to measuring mechanism to have surpassed minimum air ring size.Demonstrate when surpassing maximum air ring size at measuring mechanism, reduce the air ring size again.This makes reliable and accurately adjusts big as far as possible air ring size and use simple measuring mechanism to become possibility as two gratings by minimum air ring size and the setting of maximum air ring size.
Especially when bobbin cradle has many unwindings, in order to measure the air ring size reliably, as measuring the air ring size as described in the claim 4 at least two unwinding heads, this is favourable.In this case, regulate the size of the air ring of measured value maximum.
According to claim 5, when reaching maximum and draw speed, finish the adjusting of air ring size, according to claim 6, the adjusting of end air ring size when surveying the maximum of yarn tension when reaching.The speed maximum of each process of drawnworking and yarn tension maximum can be stored in regulate the air ring size and the control module band data storage in.
Can dwindle in the bobbin cradle of air ring size by the spacing of mobile tensioning curtain ground increase steering position and bobbin therein, in an improvement project of the present invention as claimed in claim 7, progressively change this distance and regulate the air ring size by the change speed of drawing in each step back.
Be applicable to that as the described device of claim 8-16 execution is as the described method of claim 1-7, device wherein as claimed in claim 8 is specially adapted to carry out the described method of claim 1, as claim 9,10 and 11 described devices are specially adapted to carry out method as claimed in claim 2, device as claimed in claim 12 is specially adapted to carry out method as claimed in claim 3, as claim 13,14 described devices are specially adapted to carry out method as claimed in claim 4, device as claimed in claim 15 is specially adapted to carry out method as claimed in claim 6, and device as claimed in claim 16 is specially adapted to carry out method as claimed in claim 7.
According to Claim 8, draw in the speed control unit of the present invention, from the unwinding head of a bobbin cradle, extract yarn through the top and through the steering position ground of a tensioning curtain out with this speed of drawing, the described speed control unit of drawing also has measuring mechanism except common speed control, described measuring mechanism has at least one measuring unit, the control module with the connection line that links to each other with measuring mechanism of being used for the air ring size of the air ring that the measurement at least one unwinding head is made of yarn, and described control module links to each other with speed control.Common speed control for example is equipped with that actuating mechanism, arrestment mechanism and realization yarn extract out aperiodic stroke mechanism.Measuring mechanism has one or more attaching troops to a unit in the measuring unit of unwinding head.Monitor such as video camera or one or more grating or similar measuring unit can be used as measuring unit, and they can grasp the motion of yarn, tangent or overlapping.Suitable control module comprises as a microprocessor and one and is used to store the peaked data storage of calculating by experience.It can be designed to the part of separate unit or speed control.
According to claim 12, two gratings of arranging by spacing x can have the laser beam of two streamers by photoelectric tube, two laser beams or a decomposition.
According to claim 13, in that being set on two unwinding heads and in the different layers of bobbin cradle or different rows at least, measuring mechanism improved the reliability of regulating the speed of drawing.Be particularly useful for long bobbin cradle on the unwinding head and in the different rows at bobbin cradle measuring mechanism being set.
According to claim 14, measuring unit can prolong and to two or more unwinding heads.Measuring unit can be arranged in the boundary of two unwinding heads for this reason, perhaps in two-sided bobbin cradle, described measuring unit prolongs and to two mutual opposed unwinding heads, perhaps in the dislocation-free bobbin cradle, measuring unit spreads on one deck or delegation or its part.The advantage of this arrangement is to monitor a plurality of unwinding heads with a measuring unit.The adjusting of drawing speed is carried out according to the maximum air ring of measuring of supervision unwinding head.
According to claim 15, the circuit of the control device that links to each other with the measurement mechanism that is used to measure yarn tension can finish the adjusting of the speed of drawing when reaching maximum yarn tension.
According to claim 16, the circuit of the control device that links to each other with the transmission device of tensioning curtain can make the tensioning curtain move automatically, so that regulate the speed of drawing.The transmission device of tensioning curtain for example can have motor and especially a step-by-step motor.
Description of drawings
An example in conjunction with the accompanying drawings further specifies the present invention.
Fig. 1 represents side view, wherein shows measuring mechanism.
Fig. 2 is the vertical view of the equipment of band bobbin cradle and warping machines, wherein also shows control module of the present invention.
Fig. 3 represents to illustrate the bobbin cradle part of measuring mechanism of the present invention with side view.
Fig. 4 shows the horizontal cross-section AB through the bobbin cradle part of Fig. 3.
Specifying of embodiment
Can adopt a kind of equipment of drawing speed control unit of the present invention that is used for, it comprises a bobbin cradle 1 and band warping machines 2 and speed control 4 through axle 3.In Fig. 1,2, become the bobbin cradle 1 of dolly bobbin cradle shape to extend from left to right from the bobbin cradle front portion to ground, bobbin cradle rear portion, on the bobbin cradle front portion, be provided with a switch cubicle 5.Bobbin cradle 1 has a cuboid support, and it has at least two spaces and last horizontal stay 6 that extend along bobbin cradle 1 itself, a plurality ofly extends to the vertical stays 7 of bottom surface and a plurality ofly move towards extension and crossbeam 8 outside both sides are projected into stay 6 perpendicular to bobbin cradle 1 from stay 6.
The bobbin dolly that band is fixed on the bobbin 10 on the bobbin socket 9 be designed to move in this support and in the bobbin cradle course of work lockstep.The bobbin dolly has the bobbin cradle of band level and vertical stay 11,12, and wherein the bobbin socket is fixed on the vertical stays 12.Bobbin socket 9 and and then bobbin 10 promptly in two vertical planes, embark on journey anyhow respectively in both sides, here, the capable layer that is called as of horizontal bobbin.In this example, be provided with six layers.The vertical capable number of bobbin depends on required bobbin number.Bobbin 10 is arranged in the bobbin cradle 1 of dislocation-free according to spacing T.In Fig. 3, seen the maximum gauge of bobbin 10.
On rack beam 8, be provided with a tensioning curtain for respectively bobbin 10 in both sides, perhaps according to the size of bobbin cradle 1, front and back are provided with a plurality of tensioning curtains.Described tensioning curtain can move along crossbeam 8 by arrow 13 directions.A tensioning curtain has horizontal stay 14 at least one.Fixing a walking mechanism on stay 14, this walking mechanism has the lead mobile guide roller 15 and the transmission device of a charged motivation 16 on a crossbeam that correspondingly forms 8.The tensioning curtain also has 10 vertical stays that move before bobbin, and they are called as tensioning lath 17.On tensioning lath 17, hierarchically be provided with the Yarn Brake 18 of band guide eye 19.Guide eye 19 is arranged on that side of the Yarn Brake 18 of bobbin 10 and has constituted the steering position that is used for yarn 20 is guided to from bobbin 10 warping machines 2.
The speed control unit of drawing of the present invention has measuring mechanism, and it has at least one measuring unit that is used for measuring the air ring size at least one unwinding head.In this example, be provided with one and be used to grasp the measuring unit that exceeds predetermined air ring size, it is distributed on two unwinding heads.Measuring unit as shown in Figure 1, 2 bobbin cradle 1 both sides attach troops to a unit in two forward on bobbin 10.Measuring unit has two gratings that be oppositely arranged by interval x and that form by double beams laser device, and they have a transmitter 21, a receiver 22 and have twice ray 23,24 at work.Transmitter 21 and receiver 22 are positioned on the two ends of a band iron 25, and described band iron is parallel to bobbin axis 26 promptly on two the forward vertical stays 7 that are fixed on support perpendicular to bobbin cradle 1 with moving towards, and described band iron extends outwardly on the rack beam 8.Thus one, be used in Fig. 2, being shown in broken lines this outermost position beyond the transmitter 21 of twice ray 23,24 and the outermost position that receiver 22 is positioned at the tensioning curtain.Band iron 25 and transmitter 21 and receiver 22 so are set, promptly back to the ray 23 of bobbin 10 be positioned on the height at bobbin center and with bobbin axis 26 interval T/2.With second ray 24 of the first ray spacing x correspondingly with bobbin axis 26 apart from T/2-x.
In Fig. 4, having drawn is in yarn 20a, 20b, 20c in the different various duties of air ring size.Yarn 20a shown in the dotted line shows little air ring, and the 20b of yarn shown in the solid line shows medium air ring, and the 20c of yarn shown in the chain-dotted line shows atmospheric thermodynamics.
Device of the present invention also has a control module 27, and it has the connection line 28 that links to each other with measuring mechanism.In this example, be provided with a connection line 28 that links to each other with the receiver 22 of the measuring unit of measuring mechanism.Control module 27 comprises a microprocessor and a data memory.Control module 27 so links to each other with speed control 4, and promptly it is coupled by a circuit 29.Control module 27 is arranged on the switch cubicle 5 by another circuit 30 with one and measurement mechanism 31 that be used to measure yarn tension links to each other and by a circuit 32 and the transmission device of tensioning curtain and exactly be that the controller 33 of motor links to each other.
Measuring unit also can be distributed on three or more the unwinding heads, and for example in the dislocation-free bobbin cradle, measuring unit is distributed on the multilayer when horizontally disposed situation is distributed on the multirow and is being arranged vertically.When especially bobbin cradle is big, also can in different layers and different row, a plurality of measuring units be set.
Device of the present invention also is applicable in the equipment of bobbin cradle with all other types such as V bobbin cradle, box-like bobbin cradle or has in the equipment of a bobbin cradle and a warping machines.
In the equipment work process, drawn from the top the bobbin 10 of yarn 20 on being arranged on bobbin cradle 1 unwinding head, through change over to behind the Yarn Brake 18 in the yarn eye 19 that constitutes steering position and be supplied to warping machines 3 through axle 2.
Draw in the method for speed in control of the present invention, with measuring mechanism grasp the air ring size of two air rings on reeling on forward and by drawing speed according to the change of surveys air ring size ground the value of bigger air ring size adjustment in maximum air ring size T/2 arrives minimum air ring size T/2-x scope.The measurement of air ring size is performed such, and promptly measures in two air ring sizes bigger that whether exceedance T/2-x and T/2.When bigger air ring size surpassed T/2-x, yarn 20b sent signal because of the formation air ring enters from the ray 24 of transmitter 21 and to receiver 22, and this signal is delivered to control module 27.If the air ring size has also surpassed T/2, then yarn 20c also enters ray 23 and sends the signal that another is sent to control module 27.
In order to regulate the air ring size, for example improve the speed of drawing always, one in these two air ring sizes has surpassed T/2-x and has also remained unchanged subsequently.In case an air ring size has also surpassed T/2, reduce the speed of drawing at once.
When reaching maximum and draw speed, finish the adjusting of air ring size.The maximum speed of drawing is that the maximum of equipment allows the speed of drawing to be stored in the data storage of control module 27.
When reaching maximum yarn tension, also finish the adjusting of air ring size.The yarn tension that records in measurement mechanism 31 is delivered to control module 27, and maximum yarn tension is also deposited in the memory of control module.
In the method for the invention, perhaps after having been undertaken regulating the air ring size for the first time by the change speed of drawing, progressively change tensioning curtain steering position and bobbin 10 between distance and after each step, regulate the air ring size by the change speed of drawing.
Because the air ring size depends on many parameters such as bobbin diameter, draws speed, bobbin 10 coiling types, the material of extracting yarn 20 out such as the distance of fiber number and steering position and bobbin 10, so when beginning to draw yarn, maximum air ring size (situation 1) between the T/2-T/2-x, under (situation 2) and on (situation 3).
In situation 1, when equipment started, yarn had appearred walking, and wherein the yarn 20b of air ring passes first ray 24, but it does not also touch second ray 23.The air ring size measured an optimum value between T/2-x and T/2.Regulated the speed of drawing.Now, the tensioning curtain is outwards moved in the first step along arrow 13 directions.Air ring is stretched, and it can adjust such yarn trend, and wherein the yarn 20a of air ring also no longer passes first ray 24.The air ring size measured a value littler than T/2-x.The speed of drawing has improved, and up to adjusting a new yarn trend, wherein yarn 20b passes first ray 24 again and do not touch second ray 23 as yet.In other steps, the tensioning curtain is outwards moved and by raising draw speed the air ring size adjustment to optimum value, draw speed or maximum yarn tension up to having reached maximum.
In situation 2, when equipment started, yarn had appearred walking, and wherein the yarn 20a of air ring does not pass this two rays 24,23.The air ring size measured a value less than T/2-x.The speed of drawing has improved after the tensioning curtain first step moves with situation 1 the same ground, up to regulate the yarn trend that makes new advances by yarn 20b.Now, can similarly carry out with situation 1.
In situation 3, when equipment started, yarn had appearred walking, and wherein the yarn 20c of air ring passes this two rays 23,24.The air ring size measured a value greater than T/2.In this case, reduce the speed of drawing, up to adjust a new yarn trend by yarn 20b.Subsequently, proceed can resembling in situation 1.Drawing the raising and the reduction of speed also can progressively carry out.
Different yarns trend in above-mentioned three kinds of situations may be decided by the different materials of extracting yarn out under the same usually condition.That measures when speed is drawn in control draws velocity amplitude and tensioning curtain positional value and can be stored in the memory of control module 27 and accessed when processing same material again and adjust automatically.They should automatically or exactly be controlled by measuring the air ring size when equipment starts.
In drawing the process of yarn, the diameter d of bobbin 10 is based on maximum dimension D, thereby the air ring size is less.In case such yarn of walking occurred, promptly wherein the yarn 20c of air ring also no longer passes ray 24, promptly the air ring size measured a value less than T/2-x, just can improve the speed of drawing.This should carry out always, perhaps perhaps can progressively carry out, up to adjust a yarn trend again by yarn 20b.At work be that the measurement of the air ring size of coil size when reducing and the adjustment of drawing speed also can be carried out automatically.
Claims (16)
1, a kind of method for control speed of drawing, wherein draw speed and from the unwinding head of a bobbin cradle, extract yarn out through the steering position of a top and a tensioning curtain with this, it is characterized in that, on at least one unwinding head, measure the air ring size of the air ring that constitutes by yarn with measuring mechanism, regulate the air ring size by changing the speed of drawing according to the air ring size that measures, wherein the air ring size is adjusted to one and is being less than or equal to maximum air ring size and more than or equal to the value in the scope of minimum air ring size.
2, the method for claim 1 is characterized in that, when measuring the air ring size, measures to surpass and is being less than or equal to maximum air ring size and more than or equal to predetermined air ring size in the minimum air ring size range or tangent with described predetermined air ring size.
3, method as claimed in claim 1 or 2 is characterized in that, when measuring the air ring size, measures above minimum air ring size with above maximum air ring size.
4, as the described method of one of claim 1-3, it is characterized in that, utilize measuring mechanism at least two unwinding heads, to measure the air ring size, regulate the air ring size of the air ring of measured value maximum.
5, as the described method of one of claim 1-4, it is characterized in that, when reaching maximum and draw speed, finish the adjusting of air ring size.
6, as the described method of one of claim 1-5, wherein measure yarn tension, it is characterized in that, when reaching maximum yarn tension, finish the adjusting of air ring size.
7, as the described method of one of claim 1-6, it is characterized in that, progressively change the distance of the steering position and the bobbin (10) of tensioning curtain, after each step, regulate the air ring size by the change speed of drawing.
8, a kind of speed control unit of drawing that is used to carry out as method as described in one of claim 1-7, wherein from the unwinding head of a bobbin cradle, extract yarn through the top and through the steering position ground of a tensioning curtain out with this speed of drawing, it is characterized in that, be provided with measuring mechanism, described measuring mechanism has at least one measuring unit, the control module (27) with the connection line (28) that links to each other with measuring mechanism of being used for measuring the air ring size of the air ring that is made of yarn at least one unwinding head, and described control module links to each other with speed control (4).
9, device as claimed in claim 8 is characterized in that, be provided with at least one be used to grasp surpass predetermined air ring size or with the tangent measuring unit of predetermined air ring size.
10, device as claimed in claim 9 is characterized in that, measuring unit is arranged to the half pitch T/2 with a bobbin axis (26) interval bobbin cradle (1).
11, device as claimed in claim 10 is characterized in that, measuring unit is designed to raster pattern.
12, device as claimed in claim 11 is characterized in that, measuring unit have second with first grating at interval apart from x's and with bobbin axis (26) at interval apart from the grating of T/2-x.
13, as the described device of one of claim 8-12, it is characterized in that, be provided with at least two measuring units that are used at least two unwinding heads, measuring the air ring size.
As the described device of one of claim 8-13, it is characterized in that 14, measuring unit prolongs and at least two unwinding heads.
As the described device of one of claim 8-14, it is characterized in that 15, control device (27) has a circuit (30) that links to each other with a measurement mechanism (31) that is used to measure yarn tension.
As the described device of one of claim 8-15, it is characterized in that 16, control device (27) has a circuit (32) that links to each other with the transmission device of tensioning curtain.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE10103892.5 | 2001-01-30 | ||
| DE2001103892 DE10103892A1 (en) | 2001-01-30 | 2001-01-30 | To control the yarn take-off speed at a creel, for a warping beam, the dimensions of the yarn balloon at the bobbins are monitored for adjustment by altering the take-off speed to give higher speeds without increased yarn breaks |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1369583A true CN1369583A (en) | 2002-09-18 |
Family
ID=7672068
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN02103209.2A Pending CN1369583A (en) | 2001-01-30 | 2002-01-30 | Method and appts. for optimal outgoing speed on bobbin cradle |
Country Status (3)
| Country | Link |
|---|---|
| EP (1) | EP1245705A3 (en) |
| CN (1) | CN1369583A (en) |
| DE (1) | DE10103892A1 (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1854363B (en) * | 2005-04-18 | 2010-09-22 | 津田驹工业株式会社 | Braking device |
| CN102877193A (en) * | 2011-07-14 | 2013-01-16 | 际华三五四二纺织有限公司 | Inversion-type cylinder weft yarn unwinding device |
| CN108396465A (en) * | 2018-04-28 | 2018-08-14 | 广东鑫球新材料科技有限公司 | A kind of cotton core rod forming machine |
| CN120097157A (en) * | 2025-04-30 | 2025-06-06 | 金亭汽车线束（苏州）有限公司 | A wire harness unwinding device and control method |
| CN120817488A (en) * | 2025-09-17 | 2025-10-21 | 元源新材料有限公司 | A high-speed loom yarn unwinding guide device |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102004051880A1 (en) * | 2004-10-26 | 2006-04-27 | Saurer Gmbh & Co. Kg | Optimizing yarn take-off in automatic cross-winding machine, to reduce tensile force on yarn and minimize damage, using positioning device for vertically adjustable yarn guide above take-off bobbin |
| DE102015005328A1 (en) * | 2015-04-27 | 2016-10-27 | Saurer Germany Gmbh & Co. Kg | Apparatus and method for determining the diameter of a thread balloon formed by a running thread at a workstation of a textile machine |
| DE102015014382A1 (en) | 2015-11-09 | 2017-05-11 | Saurer Germany Gmbh & Co. Kg | Workstation of a double twisting or cabling machine |
| CN108138396B (en) | 2015-11-09 | 2020-03-20 | 丰田工业株式会社 | Arrangement of devices for feeding weft yarns |
| DE102016001099A1 (en) | 2016-02-02 | 2017-08-03 | Saurer Germany Gmbh & Co. Kg | Device and method for determining the diameter of a thread balloon formed by a running thread at a workstation of a thread balloon forming textile machine |
| DE102016001164A1 (en) | 2016-02-02 | 2017-08-03 | Saurer Germany Gmbh & Co. Kg | Method and device for operating a workstation of a thread balloon-forming textile machine |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH622560A5 (en) * | 1977-10-24 | 1981-04-15 | Benninger Ag Maschf | |
| JP2589527Y2 (en) * | 1993-02-24 | 1999-01-27 | 村田機械株式会社 | Unwinding assist device |
| DE4402582C2 (en) * | 1994-01-28 | 1997-12-04 | Zinser Textilmaschinen Gmbh | Method and device for optimizing the spinning geometry of a ring spinning machine |
-
2001
- 2001-01-30 DE DE2001103892 patent/DE10103892A1/en not_active Withdrawn
- 2001-12-07 EP EP01129042A patent/EP1245705A3/en not_active Withdrawn
-
2002
- 2002-01-30 CN CN02103209.2A patent/CN1369583A/en active Pending
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1854363B (en) * | 2005-04-18 | 2010-09-22 | 津田驹工业株式会社 | Braking device |
| CN102877193A (en) * | 2011-07-14 | 2013-01-16 | 际华三五四二纺织有限公司 | Inversion-type cylinder weft yarn unwinding device |
| CN108396465A (en) * | 2018-04-28 | 2018-08-14 | 广东鑫球新材料科技有限公司 | A kind of cotton core rod forming machine |
| CN108396465B (en) * | 2018-04-28 | 2023-07-28 | 广东鑫球新材料科技有限公司 | Cotton core rod forming machine |
| CN120097157A (en) * | 2025-04-30 | 2025-06-06 | 金亭汽车线束（苏州）有限公司 | A wire harness unwinding device and control method |
| CN120817488A (en) * | 2025-09-17 | 2025-10-21 | 元源新材料有限公司 | A high-speed loom yarn unwinding guide device |
Also Published As
| Publication number | Publication date |
|---|---|
| EP1245705A2 (en) | 2002-10-02 |
| DE10103892A1 (en) | 2002-08-08 |
| EP1245705A3 (en) | 2004-12-08 |
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