CN102398798A - Yarn winding device - Google Patents
Yarn winding device Download PDFInfo
- Publication number
- CN102398798A CN102398798A CN2011101756671A CN201110175667A CN102398798A CN 102398798 A CN102398798 A CN 102398798A CN 2011101756671 A CN2011101756671 A CN 2011101756671A CN 201110175667 A CN201110175667 A CN 201110175667A CN 102398798 A CN102398798 A CN 102398798A
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- China
- Prior art keywords
- crank motion
- bobbin
- rotative speed
- carrier
- motion thread
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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
- B65H54/00—Winding, coiling, or depositing filamentary material
- B65H54/02—Winding and traversing material on to reels, bobbins, tubes, or like package cores or formers
- B65H54/28—Traversing devices; Package-shaping arrangements
- B65H54/2884—Microprocessor-controlled traversing devices in so far the control is not special to one of the traversing devices of groups B65H54/2803 - B65H54/325 or group B65H54/38
- B65H54/2887—Microprocessor-controlled traversing devices in so far the control is not special to one of the traversing devices of groups B65H54/2803 - B65H54/325 or group B65H54/38 detecting the position of the yarn guide
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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)
- Microelectronics & Electronic Packaging (AREA)
- Winding Filamentary Materials (AREA)
Abstract
A yarn winding device includes a package driving unit that rotates a bobbin; a rotational-speed detecting unit that detects a rotational speed of the bobbin; a traverse guide that traverses a yarn to be wound around the bobbin; a traverse-guide driving unit that drives the traverse guide; a traverse control unit that controls driving of the traverse guide; and a target-position-command determining unit that determines a pre-correction target-position command for the traverse-guide driving unit from the rotational speed of the bobbin. The traverse control unit calculates a post-correction target-position command from a target-position correction amount, which is a feed-forward component depending on a detection delay time of the rotational-speed detecting unit and a response delay time of the traverse-guide driving unit, and the pre-correction target-position command, and controls the driving of the traverse-guide driving unit according to the post-correction target-position command.
Description
Technical field
The present invention relates to while making the yarn crank motion reel for yarn is around in the technology of the Yarn reeling device of bobbin; More detailed, while relate to the technology that the crank motion thread-carrier that makes the yarn crank motion reel for yarn is around in the Yarn reeling device of bobbin is controlled.
Background technology
In the past, thus known have through bobbin is rotated batch yarn forms package on this bobbin Yarn reeling device.Yarn reeling device is being found on the yarn under the situation of fault portion, through cutting off and removing this fault portion yarn quality is being adjusted into necessarily.Therefore, Yarn reeling device makes the rotation of bobbin stop and stopping batching when on yarn, finding fault portion, after cutting off and removing fault portion, carries out joint operation that cut loose thread is engaged each other, and then begins batching of this yarn.
At this moment; Yarn reeling device shifts from halted state towards slew mode owing to the bobbin that batches yarn and accelerates to predetermined rotational speed gradually, so need be according to the technology of rotative speed to being used to the reciprocating crank motion thread-carrier of yarn is controlled of bobbin.
In TOHKEMY 2007-238275 communique; A kind of Yarn reeling device is disclosed; This Yarn reeling device is poor for the ideal position of the actual position of eliminating the crank motion thread-carrier and this crank motion thread-carrier, and crank motion thread-carrier drive division is carried out feed forward control.In above-mentioned patent documentation, put down in writing when (acceleration winding) batched in the acceleration of package, consider the operating lag amount of crank motion thread-carrier drive division and carry out feed forward control.In addition; Acceleration in this specification sheets is batched and is meant; Had no progeny in temporary transient when beginning once more batching of the first volume of the yarn that is undertaken by Yarn reeling device, yarn, bobbin shift from halted state towards slew mode and accelerate to the rotative speed that sets during batch.
But as stated, if only crank motion thread-carrier drive division is carried out feed forward control, then during the acceleration of package was batched, the actual position that has the crank motion thread-carrier was from ideal position out-of-position situation.In the Yarn reeling device that above-mentioned patent documentation is put down in writing, utilize the rotative speed test section that the rotative speed of bobbin is detected, and crank motion thread-carrier drive division is controlled based on the testing result of this rotative speed test section.Under the thick situation of the resolution of rotative speed test section, there is the situation that can't detect the rotative speed of bobbin exactly.Its result, in the Yarn reeling device that above-mentioned patent documentation is put down in writing, during the acceleration of package was batched, the actual position that has the crank motion thread-carrier also existed this package to produce the disorderly situation of cross winding from ideal position out-of-position situation.
Summary of the invention
The object of the present invention is to provide a kind of Yarn reeling device,, can prevent that the cross winding of package is disorderly through actual position and the ideal position of this crank motion thread-carrier that is the skew of target location that reduces the crank motion thread-carrier.
According to first invention, Yarn reeling device possesses package drive division, rotative speed test section, crank motion thread-carrier, crank motion thread-carrier drive division, crank motion control part and target location instruction determination section.The package drive division forms package to batching yarn bobbin is rotated driving.The rotative speed test section detects the rotative speed of bobbin.The crank motion thread-carrier makes the yarn crank motion that batches in bobbin.Crank motion thread-carrier drive section drives crank motion thread-carrier.The rotative speed of determination section based on the detected above-mentioned bobbin of above-mentioned rotative speed test section specified in above-mentioned target location, decides the correction preceding target location instruction of above-mentioned crank motion thread-carrier drive division.Above-mentioned crank motion control part instructs to calculate according to target location correction and the preceding target location of above-mentioned correction revises the instruction of target location, back; And the driving of above-mentioned crank motion thread-carrier drive division is controlled based on target location instruction of this correction back; Wherein, Above-mentioned target location correction is and the detection retardation of above-mentioned rotative speed test section and the cooresponding feedforward composition with respect to this crank motion control part of operating lag amount of above-mentioned crank motion thread-carrier drive division that above-mentioned correction preceding target location instruction is by the decision of above-mentioned target location instruction determination section.
Second invention; In first invention; Above-mentioned crank motion control part shifts from halted state towards slew mode and under the situation that rotative speed increases at above-mentioned bobbin, instructs based on target location after the above-mentioned correction driving of above-mentioned crank motion thread-carrier drive division is controlled.
The 3rd invention; In first or second invention; The value of prediction in advance that above-mentioned crank motion control part uses the detection retardation with the rotative speed of this bobbin that reduces along with the increase of the rotative speed of above-mentioned bobbin to reduce gradually accordingly is used as above-mentioned target location correction.
The 4th invention; In arbitrary invention in first to the 3rd invention; Above-mentioned crank motion control part uses the value of prediction in advance that reduces gradually along with the increase of the rotative speed of above-mentioned bobbin to be used as above-mentioned target location correction so that the rotative speed of above-mentioned bobbin increase during the operating lag amount of above-mentioned crank motion thread-carrier drive division become constant.
The 5th invention; In arbitrary invention in first to fourth invention; Above-mentioned crank motion control part is under the rotative speed of above-mentioned bobbin is constant situation; Based on according to the above-mentioned correction of the predefined above-mentioned crank motion thread-carrier of the rotative speed of this bobbin preceding target location instruction, come the driving of above-mentioned crank motion thread-carrier drive division is controlled.
The 6th invention; In arbitrary invention in first to the 5th invention; Above-mentioned crank motion control part is under the situation of the rotative speed reduction of above-mentioned bobbin; Based on according to the above-mentioned correction of the predefined above-mentioned crank motion thread-carrier of the rotative speed of this bobbin preceding target location instruction, come the driving of above-mentioned crank motion thread-carrier drive division is controlled.
According to the 7th invention, Yarn reeling device possesses package drive division, rotative speed test section, crank motion thread-carrier, crank motion thread-carrier drive division, crank motion control part and target velocity instruction determination section.The package drive division forms package to batching yarn bobbin is rotated driving.The rotative speed test section detects the rotative speed of bobbin.The crank motion thread-carrier makes the yarn crank motion that batches in bobbin.Crank motion thread-carrier drive section drives crank motion thread-carrier.Above-mentioned target velocity is specified the rotative speed of determination section based on the detected above-mentioned bobbin of above-mentioned rotative speed test section, decides the preceding target velocity instruction of correction of above-mentioned crank motion thread-carrier drive division.Above-mentioned crank motion control part according to target velocity correction and above-mentioned correction before target velocity instruct to calculate and revise back target velocity instruction; And the driving of above-mentioned crank motion thread-carrier drive division is controlled based on target velocity instruction of this correction back; Wherein, Above-mentioned target velocity correction is and the detection retardation of above-mentioned rotative speed test section and the cooresponding feedforward composition with respect to this crank motion control part of operating lag amount of above-mentioned crank motion thread-carrier drive division that the target velocity instruction is by the decision of above-mentioned target velocity instruction determination section before the above-mentioned correction.
The 8th invention; In the 7th invention; Above-mentioned crank motion control part shifts from halted state towards slew mode and under the situation that rotative speed increases at above-mentioned bobbin, instructs based on target velocity after the above-mentioned correction driving of above-mentioned crank motion thread-carrier drive division is controlled.
The 9th invention; In the 7th or the 8th invention; The value of prediction in advance that above-mentioned crank motion control part uses the detection retardation with the rotative speed of this bobbin that reduces along with the increase of the rotative speed of above-mentioned bobbin to reduce gradually accordingly is used as above-mentioned target velocity correction.
The tenth invention; In arbitrary invention in the 7th to the 9th invention; Above-mentioned crank motion control part uses the value of prediction in advance that reduces gradually along with the increase of the rotative speed of above-mentioned bobbin to be used as above-mentioned target velocity correction so that the rotative speed of above-mentioned bobbin increase during the operating lag amount of above-mentioned crank motion thread-carrier drive division become constant.
The 11 invention; In arbitrary invention in the 7th to the tenth invention; Above-mentioned crank motion control part is under the rotative speed of above-mentioned bobbin is constant situation; Based on according to target velocity instruction before the above-mentioned correction of the predefined above-mentioned crank motion thread-carrier of the rotative speed of this bobbin, come the driving of above-mentioned crank motion thread-carrier drive division is controlled.
The 12 invention; In the 7th or the 11 invention; Above-mentioned crank motion control part is under the situation of the rotative speed reduction of above-mentioned bobbin; Based on according to target velocity instruction before the above-mentioned correction of the predefined above-mentioned crank motion thread-carrier of the rotative speed of this bobbin, come the driving of above-mentioned crank motion thread-carrier drive division is controlled.
As effect of the present invention, can access following effect.
According to first invention; Because according to the detection retardation of rotative speed test section and the operating lag amount of crank motion thread-carrier drive division; Utilize the crank motion control part that the driving of crank motion thread-carrier drive division is controlled; So can reduce the actual position of crank motion thread-carrier and the skew of target location, can prevent the disorderly generation of cross winding of package.
According to second invention, shifts from halted state towards slew mode and under the situation that rotative speed increases at bobbin, instruct the driving of crank motion thread-carrier drive division is controlled based on revising afterwards the target location.Shift from halted state towards slew mode and under the situation that rotative speed increases, the actual position of crank motion thread-carrier and the skew of target location accumulate gradually, therefore, have the tendency of skew increase at bobbin.Thereby; As stated; Through utilizing the crank motion control part that the driving of crank motion thread-carrier drive division is controlled, can reduce the actual position of the crank motion thread-carrier during quickening to batch and the skew of target location, can prevent the disorderly generation of cross winding of package.
According to the 3rd invention, the characteristic that can utilize the detection retardation of rotative speed test section to reduce gradually along with the increase of the rotative speed of bobbin.Thus; Through calculating after the correction of having added the feedforward composition target location instruction and utilizing the crank motion control part driving of crank motion thread-carrier drive division is controlled; The actual position of crank motion thread-carrier and the skew of target location can be reduced, the disorderly generation of cross winding of package can be prevented.
According to the 4th invention, the characteristic that the operating lag amount that can utilize crank motion thread-carrier drive division increases along with the increase of the rotative speed of bobbin gradually.Thus; Through calculating after the correction of having added the feedforward composition target location instruction and utilizing the crank motion control part driving of crank motion thread-carrier drive division is controlled; The actual position of crank motion thread-carrier and the skew of target location can be reduced, the disorderly generation of cross winding of package can be prevented.
According to the 5th invention, has the tendency that the skew when the actual position of the rotative speed of bobbin crank motion thread-carrier when being constant and target location does not increase.Therefore; Be not based on and revise the instruction of target location, back, and be based on correction preceding target location instruction, utilize the crank motion control part that the driving of crank motion thread-carrier drive division is controlled by the decision of target location instruction determination section; Thus, can simplify the control structure of Yarn reeling device.
According to the 6th invention, when the rotative speed of bobbin reduces, because the detection retardation of rotative speed test section is little, the variation of the rotative speed of bobbin is also little, so have the tendency that the skew of actual position and the target location of crank motion thread-carrier does not increase.Therefore; Be not based on and revise the instruction of target location, back, and be based on correction preceding target location instruction, utilize the crank motion control part that the driving of crank motion thread-carrier drive division is controlled by the decision of target location instruction determination section; Thus, can simplify the control structure of Yarn reeling device.
According to the 7th invention; Because according to the detection retardation of rotative speed test section and the operating lag amount of crank motion thread-carrier drive division; Utilize the crank motion control part that the driving of crank motion thread-carrier drive division is controlled; So can reduce the actual position of crank motion thread-carrier and the skew of target location, can prevent the disorderly generation of cross winding of package.
According to the 8th invention, shifts from halted state towards slew mode and under the situation that rotative speed increases at bobbin, instruct the driving of crank motion thread-carrier drive division is controlled based on revising afterwards target velocity.Shift from halted state towards slew mode and under the situation that rotative speed increases, the actual position of crank motion thread-carrier and the skew of target location accumulate gradually, therefore, have the tendency of skew increase at bobbin.Thereby; As stated; Through utilizing the crank motion control part that the driving of crank motion thread-carrier drive division is controlled, can reduce the actual position of the crank motion thread-carrier during quickening to batch and the skew of target location, can prevent the disorderly generation of cross winding of package.
According to the 9th invention, the characteristic that can utilize the detection retardation of rotative speed test section to reduce gradually along with the increase of the rotative speed of bobbin.Thus; Through calculating after the correction of having added the feedforward composition target velocity instruction and utilizing the crank motion control part driving of crank motion thread-carrier drive division is controlled; The actual position of crank motion thread-carrier and the skew of target location can be reduced, the disorderly generation of cross winding of package can be prevented.
According to the tenth invention, the characteristic that the operating lag amount that can utilize crank motion thread-carrier drive division increases along with the increase of the rotative speed of bobbin gradually.Thus; Through calculating after the correction of having added the feedforward composition target velocity instruction and utilizing the crank motion control part driving of crank motion thread-carrier drive division is controlled; The actual position of crank motion thread-carrier and the skew of target location can be reduced, the disorderly generation of cross winding of package can be prevented.
According to the 11 invention, has the tendency that the skew when the actual position of the rotative speed of bobbin crank motion thread-carrier when being constant and target location does not increase.Therefore; Be not based on and revise back target velocity instruction, and be based on, utilize the crank motion control part that the driving of crank motion thread-carrier drive division is controlled by target velocity instruction before the correction of target velocity instruction determination section decision; Thus, can simplify the control structure of Yarn reeling device.
According to the 12 invention, when the rotative speed of bobbin reduces, because the detection retardation of rotative speed test section is little, the variation of the rotative speed of bobbin is also little, so have the tendency that the skew of actual position and the target location of crank motion thread-carrier does not increase.Therefore; Be not based on and revise back target velocity instruction, and be based on, utilize the crank motion control part that the driving of crank motion thread-carrier drive division is controlled by target velocity instruction before the correction of target velocity instruction determination section decision; Thus, can simplify the control structure of Yarn reeling device.
Description of drawings
Fig. 1 is the integrally-built figure of the Yarn reeling device 100 that relates to of expression first embodiment of the present invention.
Fig. 2 A is preceding target location instruction Pt of the correction of expression crank motion thread-carrier 61 and the figure that revises the relation between target location, the back instruction Ps.Fig. 2 B is the figure of the rotative speed Bv of expression bobbin B.
Fig. 3 A is the actual position Pr of the crank motion thread-carrier 61 in the Yarn reeling device of representing in the past and the figure of the relation between the Pi of target location.Fig. 3 B is the figure of the rotative speed Bv of expression bobbin B.
Fig. 4 A is the figure of the relation between the preceding target location instruction of the correction of the crank motion thread-carrier 61 in the expression Yarn reeling device 100 Pt, correction back target location instruction Ps and the actual position Pr.Fig. 4 B is the figure of the rotative speed Bv of expression bobbin B.
Fig. 5 A is the actual position Pr of the crank motion thread-carrier 61 in the expression Yarn reeling device 100 and the figure of the relation between the Pi of target location.Fig. 5 B is the figure of the rotative speed Bv of expression bobbin B.
Fig. 6 A is the figure of the relation between the preceding target velocity instruction of the correction of the crank motion thread-carrier 61 in the expression Yarn reeling device 200 Vt, correction back target velocity instruction Vs and the actual speed Vr.Fig. 6 B is the figure of the rotative speed Bv of expression bobbin B.
Fig. 7 A is the actual position Pr of the crank motion thread-carrier 61 in the expression Yarn reeling device 200 and the figure of the relation between the Pi of target location.Fig. 7 B is the figure of the rotative speed Bv of expression bobbin B.
The specific embodiment
At first, the Yarn reeling device 100 that first embodiment of the present invention is related to describes.
Fig. 1 is the integrally-built figure of expression Yarn reeling device 100.In addition, the blank arrow among the figure is represented the direction of feed of yarns Y.
In Yarn reeling device 100; Direction of feed along from the yarns Y of yarn feeding bobbin 1 unwinding possesses unwinding yarn auxiliary device (yarn unwinding assisting device) 2, tension applying device (tension applying device) 3, piecing devices (yarn joining device) 4, yarn clearer 5, traverse gear 6, bobbin bearing set 7.
2 pairs of yarns Y of unwinding yarn auxiliary device are assisted from the unwinding of yarn feeding bobbin 1.2 restrictions of unwinding yarn auxiliary device are expanded because of its centnifugal force from the yarns Y of yarn feeding bobbin 1 unwinding, through the tension force that puts on this yarns Y is suitably regulated to assist unwinding.
3 pairs of yarns Y of advancing of tension applying device are given the tension force of regulation.Tension applying device 3 for example can use the gate-type tension applying device of the broach movable with respect to fixing broach configuration.Tension applying device 3 is through giving certain force of strain in the yarns Y of bobbin B and can improve the quality of package P batching.In addition, for tension applying device 3, except can adopting above-mentioned gate-type tension applying device, for example can also adopt the disc type tension applying device.
The loose thread of the yarns Y that 4 pairs of piecing devices are cut off etc. engages each other.For example remove cutting off yarns Y under the situation of fault portion of this yarns Y, the loose thread of 4 pairs of yarns Y that are cut off and cut apart of piecing devices engages each other.The piecing devices 4 that this Yarn reeling device 100 is possessed have used and have utilized the stream that circles round of air to engage loose thread air-flow coupling device each other.For piecing devices 4 also can the use dish etc. the mechanical adapter device.
Below piecing devices 4, be provided with yarn guiding tube 91 down, this time yarn guiding tube 91 is caught the following yarn of yarn feeding bobbin 1 side and this time yarn is guided to piecing devices 4.Following yarn guiding tube 91 can be that rotate at the center with axle 95.Be provided with yarn guiding tube 92 above the piecing devices 4, yarn guiding tube 92 is caught the last yarn of package P side and should be gone up yarn and guides to piecing devices 4 on this.Last yarn guiding tube 92 can be that rotate at the center with axle 96.Front end at following yarn guiding tube 91 is formed with an attraction mouthful 91a.Front end at last yarn guiding tube 92 is formed with suction nozzle 92a.Following yarn guiding tube 91 and on yarn guiding tube 92 be connected with suitable negative pressure source respectively, attract stream through above-mentioned attraction mouth 91a and suction nozzle 92a are produced, can attract and catch the front end of going up yarn and following yarn.Thus; At broken end, when cutting yarn; Last yarn guiding tube 92 guides to piecing devices 4 with the loose thread of the last yarn of package P side, and following yarn guiding tube 91 is front end guidance to the piecing devices 4 of the following yarn of yarn feeding bobbin 1 side, thereby can utilize piecing devices 4 to go up the loose thread joint operation each other of yarn and following yarn.
The fault portion of yarn clearer 5 search yarns Y.Yarn clearer 5 shines as light source light-emitting diode etc. to yarns Y, and judges having or not of fault portion through detecting from the reflection light quantity of this yarns Y.Near yarn clearer 5, set up not shown cutter, when this yarn clearer 5 had been found the fault portion of yarns Y, this cutter cut off this yarns Y.
Then, the structure to traverse gear 6 is elaborated.
As shown in Figure 1, traverse gear 6 possesses crank motion thread-carrier 61, and this crank motion thread-carrier 61 is at the axis direction crank motion that colludes the state lower edge bobbin B that hangs yarns Y.Traverse gear 6 possesses crank motion thread-carrier drive division 62, this crank motion thread-carrier drive division 62 through after the control of the crank motion control part 81 stated crank motion thread-carrier 61 is driven.
Crank motion thread-carrier 61 is that at one end portion is provided with the arm member that colludes the hook portion 61a that hangs yarns Y.In the other end of crank motion thread-carrier 61, the motor shaft of the servomotor that constitutes crank motion thread-carrier drive division 62 is installed.Crank motion thread-carrier drive division 62 is just changeing through the motor shaft that makes servomotor or reversing makes crank motion thread-carrier 61 crank motions (with reference to blacking arrow among the figure).
Crank motion thread-carrier 61 is that the center is shaken with the motor shaft of the servomotor of formation crank motion thread-carrier drive division 62.Traverse gear 6 makes this yarns Y with respect to package P crank motion through making the hook portion 61a crank motion that colludes the extension yarns Y.
As shown in Figure 1, the crank motion thread-carrier 61 of the traverse gear 6 in this embodiment more is provided with towards the mode of top with respect to the end than crank motion thread-carrier drive division 62 sides, the end of the face that the is provided with almost parallel of Yarn reeling device 100 or hook portion 61a side with the face of the length direction of crank motion thread-carrier 61 obliquely.Thus, the traverse gear 6 of this embodiment, even in the crank motion end the also little genuine yarns Y crank motion that batches in package P that makes of the crooked yarn of amplitude.The structure of traverse gear 6 is not limited to above-mentioned embodiment, and the face of length direction that also can be configured to crank motion thread-carrier 61 is with respect to the face that the is provided with approximate vertical of Yarn reeling device 100.
In addition, in this embodiment, use servomotor as the propulsion source that shakes crank motion thread-carrier 61, but can be stepping motor, voice coil motor etc. also for example, be not limited thereto.Not as the Yarn reeling device 100 that this embodiment relates to; Yarns Y is colluded hook portion 61a that is hung in the front end setting of arm member and the so-called arm-type traverse gear that this yarns Y is traversed with respect to package P; But be hung on the yarn guide portion that on tape member, is provided with and make this yarns Y with respect to the so-called belt traverse gear that package P traverses in that yarns Y is colluded, also can access effect of the present invention.
Then, the structure to bobbin bearing set 7 is elaborated.
As shown in Figure 1, bobbin bearing set 7 possesses the reel cage 71 that releasably supports bobbin B.Bobbin bearing set 7 possesses package drive division 72 chord rotary speed test section 73; Wherein, Package drive division 72 through accept from after the control signal of the package drive control part 82 stated make bobbin B (package P) rotation, the rotative speed Bv of 73 couples of bobbin B of rotative speed test section (package P) detects.In addition, in Fig. 1, though the package P of cone-shaped is shown, the package P that the Yarn reeling device 100 of this embodiment also can the take-up package shape.
Reel cage 71 makes package P with predetermined contact pressure contact touch roll 75.Reel cage 71 can make package P along perhaps shaking away from the direction of this touch roll 75 near touch roll 75.Thus, even the layer of package P because of range upon range of thickening gradually, also can absorb the increase of the thickness of this laminated portions through shaking of reel cage 71, thereby the outer peripheral face of package P is contacted reliably with touch roll 75.
The package drive division 72 that possesses electrical motor as propulsion source is installed in an end of reel cage 71.Package drive division 72 rotates through the motor shaft that makes electrical motor and makes bobbin B (package P) rotation.The rotative speed test section 73 that is made up of pulse disc and electromagnetism pickoff sensor is installed in the other end of reel cage 71.Rotative speed test section 73 will send with crank motion control part 81 according to the unit controls portion 80 that the concavo-convex electro-motive force that changes of pulse disc is stated as detection signal backwards.In addition, rotative speed test section 73 also can be installed on the reel cage end with the electrical motor equidirectional.
In this embodiment, the electrical motor that constitutes package drive division 72 adopts the electrical motor of direct drive bobbin B, but also can adopt through driving the structure that the touch roll 75 that contacts with the side face of bobbin B (package P) makes the driven rotation of this bobbin B (package P).
As shown in Figure 1, the touch roll 75 in this embodiment is rollers of the diameter of the end cone-shaped littler than the diameter of the other end.Particularly, be configured to make the path side end of touch roll 75 corresponding touch roll 75, and make the big footpath side end of touch roll 75 corresponding with the big footpath side end of package P with the path side end of package P.Thus, when batching the package P of cone-shaped, can be absorbed in the path side of package P and the velocity contrast of big footpath side generation.Its result, the skips of the big footpath side that is easy to produce in the time of can preventing to batch the package P of cone-shaped can form high-quality package P.In addition, the shape of touch roll 75 is not limited to aforesaid way, also can make the identical drum of diameter at two ends.
Then, unit controls portion 80, crank motion control part 81 and package drive control part 82 are described.
Unit controls portion 80, crank motion control part 81 and package drive control part 82 are by as the central process unit (CPU) of operational part with as the read-only memory (ROM) formations such as (ROM) of storage part.
The analyzer 51 of unit controls portion 80 and yarn clearer 5, rotative speed test section 73 etc. are electrically connected, and make control signal based on the detection signal from the analyzer 51 of yarn clearer 5, rotative speed test section 73 etc.Unit controls portion 80 transmits control signal to crank motion control part 81 and package drive control part 82.
Crank motion control part 81 through will be to the preceding target location instruction of the correction of all predefined crank motion thread-carrier 61 of each rotative speed Bv of bobbin B Pt and target location correction Cp addition, be calculated and is revised the target location, back and instruct Ps.Crank motion control part 81 based on the correction of the crank motion thread-carrier 61 of being calculated after target location instruction Ps come crank motion thread-carrier drive division 62 is controlled.
In the ROM of crank motion control part 81, store the Control Software that yarns Y is moved back and forth through crank motion thread-carrier 61.In the ROM of crank motion control part 81; The Control Software, i.e. decision that store instruction Ps in target location after the correction of calculating crank motion thread-carrier 61 be as the target location correction Cp of feedforward composition, and calculate the Control Software of revising target location, back instruction Ps based on this target location correction Cp.
Package drive control part 82 perhaps stops bobbin B rotation through package drive division 72 is controlled.For example detect under the situation of fault portion of yarns Y, send the control signal that the rotation that makes bobbin B stops to package drive control part 82 from unit controls portion 80 at yarn clearer 5.After the yarns Y of for example cutting apart being cut off etc. is engaged by piecing devices 4, send the control signal that the rotation that makes bobbin B begins once more to package drive control part 82 from unit controls portion 80.
In this embodiment, constitute respectively the structure of dispensing unit control part 80, crank motion control part 81 and package drive control part 82 individually.But, for example also can crank motion control part 81 and package drive control part 82 be arranged on the inside of unit controls portion 80.
Then, to the position command before the correction of crank motion thread-carrier 61 that is revise preceding target location instruction Pt and revised position command that is revise target location, back instruction Ps and explain in more detail.To the actual position Pr of crank motion thread-carrier 61 in Yarn reeling device in the past from the ideal position of this crank motion thread-carrier 61 that is target location Pi significantly the out-of-position major cause describe.
Fig. 2 A is preceding target location instruction Pt of the correction of expression crank motion thread-carrier 61 and the figure that revises the relation between target location, the back instruction Ps.Fig. 2 B is the figure of the rotative speed Bv of expression bobbin B.Fig. 3 A is the actual position Pr of the crank motion thread-carrier 61 in the Yarn reeling device of representing in the past and the figure of the relation between the Pi of target location.Fig. 3 B is the figure of the rotative speed Bv of the bobbin B in the Yarn reeling device of representing in the past.
When the preceding target location of the correction of crank motion thread-carrier 61 instruction Pt is used to indicate crank motion thread-carrier 61 to move back and forth through the time displacement.The preceding target location instruction of the correction of crank motion thread-carrier 61 Pt carries out predetermined set to each rotative speed Bv of bobbin B.The preceding target location instruction of the correction of crank motion thread-carrier 61 Pt; Utilization always is updated to and the preceding target location instruction of the cooresponding correction of rotative speed Bv of bobbin B Pt in the position control cycle of each crank motion thread-carrier 61 as the crank motion control part 81 of target location instruction determination section performance function.
In addition, shown in Fig. 2 A, the preceding target location instruction of the correction of crank motion thread-carrier 61 Pt is configured to, and the speed of traversing of crank motion thread-carrier 61 also increases when the rotative speed Bv of bobbin B increases.The preceding target location of the correction of crank motion thread-carrier 61 instruction Pt is configured to, and describes the reciprocal roughly sinuous track that is the center between the end Be of bobbin B (package P) and the other end Be with initial point O.
According to such structure, shown in Fig. 2 A and Fig. 2 B, when the rotative speed Bv of bobbin B increased, crank motion thread-carrier 61 speed of traversing that whenever makes a round trip all increased.When the rotative speed Bv of bobbin B was constant, crank motion thread-carrier 61 was driven with the speed of traversing of regulation consistently.
When instruction Ps in target location after the correction of crank motion thread-carrier 61, crank motion thread-carrier 61 crank motions that indication obtains according to the preceding target location instruction Pt of the correction of crank motion thread-carrier 61 and target location correction Cp through the time displacement.In other words, instruction Ps in target location after the correction of crank motion thread-carrier 61, the instruction that is to use target location correction Cp that the preceding target location instruction of the correction of this crank motion thread-carrier 61 Pt is revised.
Shown in Fig. 2 A, instruction Ps in target location is configured to after the correction of crank motion thread-carrier 61, with respect to the preceding target location instruction Pt of the correction of this crank motion thread-carrier 61 and the state of phase deviation.Thus, crank motion thread-carrier 61 is followed as target and is revised the represented track of target location, back instruction Ps, thus the operating lag amount of the crank motion thread-carrier drive division 62 of can cancelling out each other etc.
But, even the Yarn reeling device 100 that constitutes like this, the situation that also exists the skew of actual position Pr and the target location Pi of crank motion thread-carrier 61 as shown in Figure 3 to become bigger.
Here, Pi out-of-position major cause describes from the target location to the actual position Pr of crank motion thread-carrier 61.
As first major cause, can enumerate following reason: at bobbin B just after halted state is transferred to slew mode, because the rotative speed Bv of bobbin B is low, so be difficult to detect exactly this rotative speed Bv.In detail, rotative speed test section 73 is had to cycle of the rotative speed of rotative speed Bv at bobbin B when low, pulse disc lengthening detection signal when low in order to obtain detection signal through pulse disc concavo-convex.Its result; During the acceleration of package P is batched; Even the rotative speed Bv of bobbin B increases; Since long with the interval of the detection signal of crank motion control part 81 outputs from rotative speed test section 73 to unit controls portion 80, so can't detecting the rotative speed Bv of bobbin B, unit controls portion 80 grades increasing.That is, during the acceleration of package P is batched, exist the rotative speed Bv of the bobbin B that unit controls portion 80 grades are calculated to be lower than the situation of the rotative speed Bv of actual bobbin B.Therefore, crank motion control part 81 bases and the preceding target location instruction of the cooresponding correction of value of the rotative speed Bv that is different from actual bobbin B Pt are controlled crank motion thread-carrier drive division 62.Its result, the actual position Pr that has a crank motion thread-carrier 61 is Pi out-of-position situation from the target location.
As second major cause, can enumerate from the operating lag amount of this crank motion thread-carrier drive division 62 of crank motion control part 81 when crank motion thread-carrier drive division 62 is supplied with the electric power that generates based on calculating the result.In detail, crank motion control part 81 will be supplied with to crank motion thread-carrier drive division 62 with the cooresponding electric power of correction preceding target location instruction Pt corresponding to the rotative speed Bv of bobbin B.But, change the speed of traversing if upgrade to revise the control signal of preceding target location instruction Pt etc., then the operating lag amount of crank motion thread-carrier drive division 62 changes.Therefore, if the speed of traversing increases along with the increase of the rotative speed Bv of bobbin B, then the operating lag amount of crank motion thread-carrier drive division 62 increases, and therefore, the actual position Pr that has a crank motion thread-carrier 61 is Pi out-of-position situation from the target location.
Then, the Yarn reeling device 100 that first embodiment of the present invention is related to can reduce the actual position Pr and the out-of-position reason between the Pi of target location of crank motion thread-carrier 61 and carry out bright specifically during the acceleration of package P is batched.
Fig. 4 A is the preceding target location instruction of the correction Pt that representes crank motion thread-carrier 61, the figure that revises the relation between target location, back instruction Ps and the actual position Pr.Fig. 4 B is the figure of the rotative speed Bv of expression bobbin B.Fig. 5 A is the actual position Pr of the crank motion thread-carrier 61 in the expression Yarn reeling device 100 and the figure of the relation between the Pi of target location.Fig. 5 B is the figure of the rotative speed Bv of expression bobbin B.
At first, as the crank motion control part 81 of target location instruction determination section, based on the rotative speed Bv that obtains bobbin B from the detection signal of rotative speed test section 73.In detail, crank motion control part 81 constitutes, and all obtains the rotative speed Bv of bobbin B in each position control cycle of crank motion thread-carrier 61 (Δ t among the figure).(with reference to Fig. 4 B).
The detection retardation of the rotative speed Bv of crank motion control part 81 prediction bobbin B and the operating lag amount of crank motion thread-carrier drive division 62 decide target location correction Cp, and calculate correction back target location instruction Ps based on this target location correction Cp.Crank motion control part 81 was all controlled crank motion thread-carrier drive division 62 based on revising target location, back instruction Ps in each position control cycle (Δ t among the figure).
In addition, in the Yarn reeling device 100 that this embodiment relates to, the detection retardation of the rotative speed Bv of bobbin B reduces along with the increase of the rotative speed Bv of bobbin B gradually.This be because, shown in Fig. 3 A and Fig. 3 B, grasp bobbin B in advance through crank motion control part 81 and shift the time tr that arrives predetermined rotational speed Bvr from halted state towards slew mode, can predict this detection retardation.Particularly, shown in Fig. 4 B, if the detection retardation of the rotative speed Bv1 of bobbin B is defined as R1, the detection retardation that later rotative speed is detected period is defined as R2, R3, R4, then can represent in the following manner.
Detect retardation R1＞detection retardation R2＞detection retardation R3＞detection retardation R4
The detection retardation R1 of the rotative speed Bv of bobbin B, R2, R3, R4 are along with the increase of the rotative speed Bv of bobbin B and reduce gradually.Crank motion control part 81 is calculated instruction Ps in target location after the best correction of crank motion thread-carrier 61 through utilizing this characteristic, thus the control of the driving of the thread-carrier drive division 62 that can move back and forth.Its result, the Yarn reeling device 100 that this embodiment relates to, can reduce crank motion thread-carrier 61 actual position Pr and target location Pi skew and prevent the disorderly generation of cross winding of package P.
In the Yarn reeling device 100 that this embodiment relates to, the operating lag amount of crank motion thread-carrier drive division 62 increases along with the increase of the rotative speed Bv of bobbin B gradually.Shown in Fig. 3 A and Fig. 3 B, grasp bobbin B in advance through crank motion control part 81 and shift the time tr that arrives predetermined rotational speed Bvr from halted state towards slew mode, can predict this operating lag amount.Particularly, shown in Fig. 4 A,, later operating lag amount is defined as r2, r3, r4, then can representes in the following manner if will be defined as r1 with the operating lag amount of the cooresponding crank motion thread-carrier of the rotative speed Bv1 drive division 62 of bobbin B.
Operating lag amount r1＜operating lag amount r2＜operating lag amount r3＜operating lag amount r4
The operating lag amount r1 of crank motion thread-carrier drive division 62, r2, r3, r4 increase along with the increase of the rotative speed Bv of bobbin B gradually.Crank motion control part 81 is calculated instruction Ps in target location after the best correction of crank motion thread-carrier 61 through utilizing this characteristic, thus the control of the driving of the thread-carrier drive division 62 that can move back and forth.Particularly, crank motion control part 81 can be so that operating lag amount r1, r2, r3, the r4 of crank motion thread-carrier drive division 62 become constant mode that the driving of this crank motion thread-carrier drive division 62 is controlled.Its result, the Yarn reeling device 100 that this embodiment relates to, can reduce crank motion thread-carrier 61 actual position Pr and target location Pi skew and prevent the disorderly generation of cross winding of package P.
According to the above; Shown in Fig. 5 A and Fig. 5 B; In the Yarn reeling device 100 that this embodiment relates to,, also can prevent actual position Pr big skew of Pi generation of crank motion thread-carrier 61 from the target location even the rotative speed Bv of bobbin B changes.
In addition, the Yarn reeling device 100 that this embodiment relates to only when the rotative speed Bv of bobbin B increases, is calculated the move back and forth control of driving of thread-carrier drive division 62 of target location instruction Ps after the correction of crank motion thread-carrier 61.This is because when the rotative speed Bv of bobbin B increases, have the actual position Pr of crank motion thread-carrier 61 and the tendency of the skew increase of target location Pi.Thus, in the Yarn reeling device 100 that this embodiment relates to, the skew of the actual position Pr and the target location Pi of crank motion thread-carrier 61 can be reduced, the disorderly generation of cross winding of package P can be prevented.
The Yarn reeling device 100 that this embodiment relates to; Constant or when reducing as the rotative speed Bv of bobbin B; Do not calculate instruction Ps in target location after the correction of crank motion thread-carrier 61, revise the move back and forth control of driving of thread-carrier drive division 62 of preceding target location instruction Pt and be based on.This be because, constant or when reducing as the rotative speed Bv of bobbin B, the tendency that exists the skew of actual position Pr and the target location Pi of crank motion thread-carrier 61 not increase.Thus, can simplify the control structure of Yarn reeling device 100.
Then, in the Yarn reeling device 200 that second embodiment of the present invention relates to, carry out bright specifically to the actual position Pr that can reduce crank motion thread-carrier 61 and the out-of-position reason of target location Pi.The difference of the Yarn reeling device 100 that the Yarn reeling device 200 that this embodiment relates to and first embodiment relate to is, be not indication crank motion thread-carrier 61 through the time displacement but indication is traversed speed.But,, describe around different portions to marking identical symbol with above-mentioned Yarn reeling device 100 identical structures.
Fig. 6 A is target velocity instruction Vt before the correction of expression crank motion thread-carrier 61, revise the figure of the relation between back target velocity instruction Vs and the actual speed Vr.Fig. 6 B is the figure of the rotative speed Bv of expression bobbin B.Fig. 7 A is the actual position Pr of the crank motion thread-carrier 61 in the expression Yarn reeling device 200 and the figure of the relation between the Pi of target location.Fig. 7 B is the figure of the rotative speed Bv of expression bobbin B.In addition, in Fig. 6 A for reference to and put down in writing and revised preceding target location instruction Pt and revise target location, back instruction Ps.
At first, as the crank motion control part 81 of target velocity instruction determination section, based on the rotative speed Bv that obtains bobbin B from the detection signal of rotative speed test section 73.In detail, crank motion control part 81 constitutes, and all obtains the rotative speed Bv of bobbin B in each speed control cycle of crank motion thread-carrier 61 (Δ t among the figure).(with reference to Fig. 6 B).
The detection retardation of the rotative speed Bv of crank motion control part 81 prediction bobbin B and the operating lag amount of crank motion thread-carrier drive division 62 decide target velocity correction Cv, and calculate correction back target velocity instruction Vs based on this target velocity correction Cv.Crank motion control part 81 was all controlled crank motion thread-carrier drive division 62 based on revising back target velocity instruction Vs in each speed control cycle (Δ t among the figure).
In addition, in the Yarn reeling device 200 that this embodiment relates to, the detection retardation of the rotative speed Bv of bobbin B reduces along with the increase of the rotative speed Bv of bobbin B gradually.Shown in Fig. 3 A and Fig. 3 B, grasp bobbin B in advance through crank motion control part 81 and shift the time tr that arrives predetermined rotational speed Bvr from halted state towards slew mode, can predict this detection retardation.Particularly, shown in Fig. 6 B,, later detection retardation is defined as R2, R3, R4, then can representes in the following manner if the detection retardation of the rotative speed Bv1 of bobbin B is defined as R1.
Detect retardation R1＞detection retardation R2＞detection retardation R3＞detection retardation R4
The detection retardation R1 of the rotative speed Bv of bobbin B, R2, R3, R4 are along with the increase of the rotative speed Bv of bobbin B and reduce gradually.Crank motion control part 81 is calculated target velocity instruction Vs after the best correction of crank motion thread-carrier 61 through utilizing this characteristic, thus the control of the driving of the thread-carrier drive division 62 that can move back and forth.Its result, the Yarn reeling device 200 that this embodiment relates to, can reduce crank motion thread-carrier 61 actual position Pr and target location Pi skew and prevent the disorderly generation of cross winding of package P.
In the Yarn reeling device 200 that this embodiment relates to, the operating lag amount of crank motion thread-carrier drive division 62 increases along with the increase of the rotative speed Bv of bobbin B gradually.Shown in Fig. 3 A and Fig. 3 B, grasp bobbin B in advance through crank motion control part 81 and shift the time tr that arrives predetermined rotational speed Bvr from halted state towards slew mode, can predict this operating lag amount.Particularly, shown in Fig. 6 A,, later operating lag amount is defined as r2, r3, r4, then can representes in the following manner if will be defined as r1 with the operating lag amount of the cooresponding crank motion thread-carrier of the rotative speed Bv1 drive division 62 of bobbin B.
Operating lag amount r1＜operating lag amount r2＜operating lag amount r3＜operating lag amount r4
The operating lag amount r1 of crank motion thread-carrier drive division 62, r2, r3, r4 increase along with the increase of the rotative speed Bv of bobbin B gradually.Crank motion control part 81 is calculated target velocity instruction Vs after the best correction of crank motion thread-carrier 61 through utilizing this characteristic, thus the control of the driving of the thread-carrier drive division 62 that can move back and forth.Particularly, can be so that operating lag amount r1, r2, r3, the r4 of crank motion thread-carrier drive division 62 become constant mode that the driving of this crank motion thread-carrier drive division 62 is controlled.Its result, the Yarn reeling device 200 that this embodiment relates to, can reduce crank motion thread-carrier 61 actual position Pr and target location Pi skew and prevent the disorderly generation of cross winding of package P.
According to the above; Shown in Fig. 7 A and Fig. 7 B; In the Yarn reeling device 200 that this embodiment relates to,, also can prevent actual position Pr big skew of Pi generation of crank motion thread-carrier 61 from the target location even the rotative speed Bv of bobbin B changes.
In addition, the Yarn reeling device 200 that this embodiment relates to only when the rotative speed Bv of bobbin B increases, is calculated the move back and forth control of driving of thread-carrier drive division 62 of target velocity instruction Vs after the correction of crank motion thread-carrier 61.This is because when the rotative speed Bv of bobbin B increases, have the actual position Pr of crank motion thread-carrier 61 and the tendency of the skew increase of target location Pi.Thus, in the Yarn reeling device 200 that this embodiment relates to, can reduce crank motion thread-carrier 61 actual position Pr and target location Pi skew and prevent the disorderly generation of cross winding of package P.
The Yarn reeling device 200 that this embodiment relates to; Constant or when reducing as the rotative speed Bv of bobbin B; Do not calculate target velocity instruction Vs after the correction of crank motion thread-carrier 61, and be based on revise before the move back and forth control of driving of thread-carrier drive division 62 of target velocity instruction Vt.This be because, constant or when reducing as the rotative speed Bv of bobbin B, the tendency that exists the skew of actual position Pr and the target location Pi of crank motion thread-carrier 61 not increase.Thus, can simplify the control structure of Yarn reeling device 200.
Claims (12)
1. Yarn reeling device,
Said Yarn reeling device possesses:
The package drive division, this package drive division forms package to batching yarn bobbin is rotated driving;
Detect the rotative speed test section of the rotative speed of said bobbin;
Make and batch in the reciprocating crank motion thread-carrier of the yarn of said bobbin;
Drive the crank motion thread-carrier drive division of said crank motion thread-carrier;
The crank motion control part that the driving of said crank motion thread-carrier drive division is controlled; And
Target location instruction determination section, this target location instruction determination section decide the correction preceding target location instruction of said crank motion thread-carrier drive division based on the rotative speed of the detected said bobbin of said rotative speed test section,
Said Yarn reeling device is characterised in that,
Said crank motion control part instructs to calculate according to target location correction and the preceding target location of said correction revises the instruction of target location, back; And the driving of said crank motion thread-carrier drive division is controlled based on target location instruction of this correction back; Wherein, Said target location correction is and the detection retardation of said rotative speed test section and the cooresponding feedforward composition with respect to this crank motion control part of operating lag amount of said crank motion thread-carrier drive division that said correction preceding target location instruction is by the decision of said target location instruction determination section.
2. Yarn reeling device according to claim 1 is characterized in that,
Said crank motion control part shifts from halted state towards slew mode and under the situation that rotative speed increases at said bobbin, afterwards instructs the driving of said crank motion thread-carrier drive division is controlled in the target location based on said corrections.
3. Yarn reeling device according to claim 1 and 2 is characterized in that,
The value of prediction in advance that said crank motion control part uses the detection retardation with the rotative speed of this bobbin that reduces along with the increase of the rotative speed of said bobbin to reduce gradually accordingly is used as said target location correction.
4. according to each described Yarn reeling device in the claim 1 to 3, it is characterized in that,
Said crank motion control part uses the value of prediction in advance that reduces gradually along with the increase of the rotative speed of said bobbin to be used as said target location correction so that the rotative speed of said bobbin increase during the operating lag amount of said crank motion thread-carrier drive division become constant.
5. according to each described Yarn reeling device in the claim 1 to 4, it is characterized in that,
Said crank motion control part is under the rotative speed of said bobbin is constant situation; Based on according to the said correction of the predefined said crank motion thread-carrier of the rotative speed of this bobbin preceding target location instruction, come the driving of said crank motion thread-carrier drive division is controlled.
6. according to each described Yarn reeling device in the claim 1 to 5, it is characterized in that,
Said crank motion control part is under the situation of the rotative speed reduction of said bobbin; Based on according to the said correction of the predefined said crank motion thread-carrier of the rotative speed of this bobbin preceding target location instruction, come the driving of said crank motion thread-carrier drive division is controlled.
7. Yarn reeling device,
Said Yarn reeling device possesses:
The package drive division, this package drive division forms package to batching yarn bobbin is rotated driving;
Detect the rotative speed test section of the rotative speed of said bobbin;
Make and batch in the reciprocating crank motion thread-carrier of the yarn of said bobbin;
Drive the crank motion thread-carrier drive division of said crank motion thread-carrier;
The crank motion control part that the driving of said crank motion thread-carrier drive division is controlled; And
Target velocity instruction determination section, this target velocity instruction determination section decide target velocity instruction before the correction of said crank motion thread-carrier drive division based on the rotative speed of the detected said bobbin of said rotative speed test section,
Said Yarn reeling device is characterised in that,
Said crank motion control part according to target velocity correction and said correction before target velocity instruct to calculate and revise back target velocity instruction; And the driving of said crank motion thread-carrier drive division is controlled based on target velocity instruction of this correction back; Wherein, Said target velocity correction is and the detection retardation of said rotative speed test section and the cooresponding feedforward composition with respect to this crank motion control part of operating lag amount of said crank motion thread-carrier drive division that the target velocity instruction is by the decision of said target velocity instruction determination section before the said correction.
8. Yarn reeling device according to claim 7 is characterized in that,
Said crank motion control part shifts from halted state towards slew mode and under the situation that rotative speed increases at said bobbin, based on said corrections afterwards target velocity instruct the driving of said crank motion thread-carrier drive division controlled.
9. according to claim 7 or 8 described Yarn reeling devices, it is characterized in that,
The value of prediction in advance that said crank motion control part uses the detection retardation with the rotative speed of this bobbin that reduces along with the increase of the rotative speed of said bobbin to reduce gradually accordingly is used as said target velocity correction.
10. according to each described Yarn reeling device in the claim 7 to 9, it is characterized in that,
Said crank motion control part uses the value of prediction in advance that reduces gradually along with the increase of the rotative speed of said bobbin to be used as said target velocity correction so that the rotative speed of said bobbin increase during the operating lag amount of said crank motion thread-carrier drive division become constant.
11. according to each described Yarn reeling device in the claim 7 to 10, it is characterized in that,
Said crank motion control part is under the rotative speed of said bobbin is constant situation; Based on according to target velocity instruction before the said correction of the predefined said crank motion thread-carrier of the rotative speed of this bobbin, come the driving of said crank motion thread-carrier drive division is controlled.
12. according to each described Yarn reeling device in the claim 7 to 11, it is characterized in that,
Said crank motion control part is under the situation of the rotative speed reduction of said bobbin; Based on according to target velocity instruction before the said correction of the predefined said crank motion thread-carrier of the rotative speed of this bobbin, come the driving of said crank motion thread-carrier drive division is controlled.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2010148332A JP2012012137A (en) | 2010-06-29 | 2010-06-29 | Yarn winding device |
| JP2010-148332 | 2010-06-29 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102398798A true CN102398798A (en) | 2012-04-04 |
| CN102398798B CN102398798B (en) | 2015-08-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110175667.1A Active CN102398798B (en) | 2010-06-29 | 2011-06-20 | Yarn reeling device |
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| Country | Link |
|---|---|
| EP (1) | EP2402274B1 (en) |
| JP (1) | JP2012012137A (en) |
| CN (1) | CN102398798B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104213284A (en) * | 2013-06-03 | 2014-12-17 | 里特捷克有限公司 | Method of and device for spinning yarn on a workstation of a semi-automatic rotor spinning machine |
| CN112739636A (en) * | 2018-10-09 | 2021-04-30 | 日本Tmt机械株式会社 | Yarn winding machine and yarn winding method |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104141184B (en) * | 2014-07-10 | 2016-09-07 | 苏州汇川技术有限公司 | Two-for-one twister Yarn winding forming control system and method |
| JP6248064B2 (en) * | 2015-06-01 | 2017-12-13 | 神鋼鋼線工業株式会社 | Double-layer honeycomb-wound steel wire coil and winder |
| JP6656604B2 (en) * | 2017-01-13 | 2020-03-04 | 村田機械株式会社 | Thread cutting control device, yarn monitoring device, and yarn winding device |
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| CN1089569A (en) * | 1992-12-23 | 1994-07-20 | 巴马格股份公司 | winder |
| US5348238A (en) * | 1991-07-30 | 1994-09-20 | Murata Kikai Kabushiki Kaisha | Doubler winder |
| JP2007238245A (en) * | 2006-03-07 | 2007-09-20 | Murata Mach Ltd | Yarn winder |
| JP2007238275A (en) * | 2006-03-09 | 2007-09-20 | Murata Mach Ltd | Yarn winder |
-
2010
- 2010-06-29 JP JP2010148332A patent/JP2012012137A/en active Pending
-
2011
- 2011-06-15 EP EP11170029.0A patent/EP2402274B1/en not_active Not-in-force
- 2011-06-20 CN CN201110175667.1A patent/CN102398798B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5348238A (en) * | 1991-07-30 | 1994-09-20 | Murata Kikai Kabushiki Kaisha | Doubler winder |
| CN1089569A (en) * | 1992-12-23 | 1994-07-20 | 巴马格股份公司 | winder |
| JP2007238245A (en) * | 2006-03-07 | 2007-09-20 | Murata Mach Ltd | Yarn winder |
| JP2007238275A (en) * | 2006-03-09 | 2007-09-20 | Murata Mach Ltd | Yarn winder |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104213284A (en) * | 2013-06-03 | 2014-12-17 | 里特捷克有限公司 | Method of and device for spinning yarn on a workstation of a semi-automatic rotor spinning machine |
| CN104213284B (en) * | 2013-06-03 | 2019-05-17 | 里特捷克有限公司 | In the method and apparatus that the operating unit of semi-automatic open-end spinning machine is spun into yarn |
| CN112739636A (en) * | 2018-10-09 | 2021-04-30 | 日本Tmt机械株式会社 | Yarn winding machine and yarn winding method |
Also Published As
| Publication number | Publication date |
|---|---|
| EP2402274A3 (en) | 2014-03-19 |
| EP2402274B1 (en) | 2017-03-22 |
| JP2012012137A (en) | 2012-01-19 |
| CN102398798B (en) | 2015-08-05 |
| EP2402274A2 (en) | 2012-01-04 |
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