CN101746644B - Fiber machine - Google Patents
Fiber machine Download PDFInfo
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- CN101746644B CN101746644B CN2009102088213A CN200910208821A CN101746644B CN 101746644 B CN101746644 B CN 101746644B CN 2009102088213 A CN2009102088213 A CN 2009102088213A CN 200910208821 A CN200910208821 A CN 200910208821A CN 101746644 B CN101746644 B CN 101746644B
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Abstract
The invention provides a fiber machine having a tension device. The tension device (3) comprises a fixing side door part (17), a moveable side door part (18), a driving mechanism (19) for switching the operation of the moveable side door part (18) and a switching sensor (20) for detecting the switching state of the moveable side door part (18), wherein the driving mechanism (19) is arranged for switching the moveable side door part (18) to an action position or a standby position. The switching sensor (20) comprises a permanent magnet (22) which is moved following the switching operation of the driving mechanism and a sensor main body (21) which is arranged for sending out a signal of witching on/off when the permanent magnet (22) is switched to the standby position.
Description
Technical field
The present invention relates to possess the fibre machinery that the yarn of sending here from bobbin is applied the tensioner of tension force.
Background technology
Automatic bobbin winder is the representation of this fibre machinery, and for example known in japanese kokai publication hei 6-247629 communique have a kind of automatic bobbin winder that possesses tensioner.It is with the crooked form clamping of yarn and apply tension force with the door part of a pair of pectination in this communique.In addition, utilize angular transducer to detect, the waving angle when shaking the door part of movable side with rotary-type screw actuator with opening and closing, and this detection signal outputed to the tension force that control setup is judged yarn.Control setup changes according to the variation that acts on the tension force of yarn and is added on solenoidal voltage, thereby makes the tension force optimization of yarn.
In the tensioner of japanese kokai publication hei 6-247629 communique, it is the waving angle that detects movable side door parts with angular transducer, and this detection signal and the data that are loaded in the control program are compared the tension force degree of judging yarn.Measuring indirectly in the mode of yarn tension like this, the tension force of the yarn that control setup is judged and practical function are prone to produce small deviation in the tension force of yarn.So, carry out tighter tonometry for fear of the deviation of measuring, can directly measure the tension force of yarn with tension pick-up.
Yet when joint, it is carrying out the guiding of yarn with movable side door parts under the state that position of readiness shakes, and the angular transducer of previous explanation can be as the unit of the open and-shut mode of confirming movable side door parts.For example on the door part of movable side, twined flyings and can't shake under the situation of position of readiness,, therefore can notify and produce some defective because the output signal of angular transducer can not reach the value of regulation.This point, previous tensioner be owing to only keep watch on the tension state of yarn, thereby can't know whether the door part of movable side shakes position of readiness during wiring, therefore might produce bad package.
And if, then just can confirm the open and-shut mode of movable side door parts exactly, and then can measure the tension force of yarn tightly with angular transducer and the shortcoming that the previous tensioner of narrating to remedy each other two sensors.Yet, owing to need angle of assembling sensor and tensioner, therefore only this with regard to the raising of unavoidable cost.
Summary of the invention
The present invention provides a kind of to be possessed simple structure and can confirm exactly that movable side tension force applies the fibre machinery of tensioner of the operating state of parts.The present invention provide a kind of possess can confirm exactly that movable side tension force applies the operating state of parts, and can measure the fibre machinery of the tensioner of yarn tension tightly.
The fiber plant that the present invention relates to possesses the tensioner that the yarn that moves is applied tension force.Tensioner comprises: fixation side tension force applies parts, movable side tension force applies parts, movable side tension force is applied the driver train that the parts blocked operation is one of operating position and position of readiness, the switching sensor (open/close sensor) that the movable side tension force of detection applies the switching state of parts.
The switching sensor comprises: detected object, and the blocked operation of itself and driver train moves linkedly; Sensor main body, it detects detected object and is switched to position of readiness and exports the on/off signal.
Detected object is made up of permanent magnet, and sensor main body is made up of reed switch.
Fixation side tension force applies parts and movable side tension force and applies parts by the clamping yarn and make the fixation side door part of its crooked pectination and the movable side door component set-up of pectination.Driver train comprises: the hook stick of revolving screw actuator, the bar that is fixed in solenoidal output shaft, pipe link and movable side door parts.Fixed test object on bar.
Driver train comprises: rotary first screw actuator, its with movable side door parts from position of readiness to the operating position blocked operation; Rotary second screw actuator, its with movable side door parts from operating position to the position of readiness blocked operation; Be fixed in first bar and second bar of each solenoidal output shaft; The interlock rod that can link first bar, second bar linkedly; Connect any bar and the hook stick of above-mentioned movable side door parts in first bar, second bar.
The tension pick-up of allocating and measuring yarn tension on the yarn road of the yarn that passes tensioner.
In the present invention, tensioner comprises: fixation side tension force applies parts and applies parts, movable side tension force is applied the driver train of parts blocked operation, the switching sensor that the movable side tension force of detection applies the switching state of parts with movable side tension force.Like this, when utilizing the movable side tension force of switching sensor to apply the switching state of parts, compare, can simplify sensor arrangement with tensioner in the past.In addition, utilize the switching sensor to confirm that exactly movable side tension force applies the open and-shut mode of parts, thereby can judge issuable some defective.
When the detected object that is moved linkedly by the blocked operation with driver train and sensor main body constitute when opening and closing sensor; Compare with detect the tensioner in the past that movable side tension force applies the switching state of parts with angular transducer, can further simplify sensor arrangement and realize cost degradation.In addition; Only through discerning from the Continuity signal of sensor main body output or the simple control and treatment of shutoff signal; Just can judge exactly that movable side tension force applies the switching state of parts; Therefore be that benchmark is compared when controlling with output signal, can simplify the control program of winder with angular transducer.In addition, utilize, can adjust the action moment of equipment that applies the change action continuous action of parts with movable side tension force rightly from the Continuity signal or the shutoff signal of sensor main body output.
According to constituting detected object with permanent magnet, constituting the switching sensor of sensor main body with reed switch; Can constitute with low cost and open and close sensor; And because the leeway that therefore simple structure does not produce misoperation or fault, thereby can improve its reliability.In addition; Detect the permanent magnet that the blocked operation with driver train moves linkedly with reed switch; And according to the Continuity signal of reed switch output or having or not of shutoff signal; Judge that movable side tension force applies the switching state of parts, therefore can further carry out the affirmation that tension force applies the switching state of parts exactly.
According to applying structure by fixation side door part that forms pectination and movable side door component set-up tension force respectively; And with revolving screw actuator as drive source; With latter's door part blocked operation is the tensioner of one of operating position and position of readiness, can driver train be concentrated compactly.In detail and since structure and action be with simple revolving screw actuator as drive source, therefore with for example compare during as drive source with other drivers such as screw actuator of Direct Action Type, the shared amount of space that occupies of driver train is minimized.In addition, need not the conversion of the solenoidal output action of the type that is rotated, get final product and directly be passed to movable side door parts.In addition, because detected object is fixed in the bar of driver train, thereby can utilize the motion space sensors configured main body of above-mentioned bar, this also helps driver train is concentrated compactly.
When constituting driver train with rotary first screw actuator, second screw actuator as drive source, it is one of operating position and position of readiness that enough each screw actuators of ability apply the parts blocked operation with movable side tension force respectively.Thus, for example with utilize spring to carry out that tension force is applied parts when position of readiness switches, to compare, realize can also improving the reliability of the action of driver train the miniaturization except alleviating solenoidal load.In addition, play during from the guiding yarn in the time of can shortening joint reel for yarn around the required time of a series of operations, can improve the treatment effeciency of fibre machinery.Owing to utilize first bar, second bar and interlock rod can link first screw actuator, second screw actuator linkedly, therefore can omit each solenoidal retracing spring, only this just has the advantage that can practice thrift cost.
Except that above-mentioned switching sensor, when configuration on the yarn road of the yarn that is passing tensioner during tension pick-up, apply the function of operating state of parts except confirming movable side tension force, can also measure the tension force of yarn tightly.Therefore, the tension adjustment of the yarn behind guiding of yarn in the time of can carrying out joint exactly respectively and the joint, thereby can carry out the coiling processing of yarn rightly, can prevent the generation of bad package reliably.
Description of drawings
Fig. 1 is the cross-sectional plan view of the tensioner that relates to of first embodiment of the invention.
Fig. 2 is the front view of doff unit.
Fig. 3 is the section-drawing of the A-A line of Fig. 1.
Fig. 4 is the section-drawing of the B-B line of Fig. 3.
Fig. 5 is the cross-sectional plan view that is used to explain the action of tensioner.
Fig. 6 is the cross-sectional plan view of the tensioner that relates to of second embodiment of the invention.
The specific embodiment
First embodiment of the automatic bobbin winder (fibre machinery) that Fig. 1 to Fig. 5 representes to the present invention relates to.For the ease of explanation, use the direction dictates shown in intersection arrow and all around and the mark up and down to be fore-and-aft direction, left and right directions and above-below direction in this embodiment, will scheming.As shown in Figure 2, automatic bobbin winder is that matrix constitutes with the main stand 1 of the lengthwise case shape of setting, and the yarns Y of the confession yarn bobbin B that reels forms package P.In the left side of main stand 1 along the yarn road configuration of the yarns Y of extending from bottom to top: separate relax auxiliary device 2, tensioner 3, tension pick-up 7, piecing devices 4, yarn clearer (slub catcher) 5 and coiling portion 6 and wait each equipment.
Separating the auxiliary device 2 that relaxes suppresses to assist separating of the yarns Y of confessing yarn bobbin B easypro because of the rising of separating diastole power that the reel for yarn that supplies yarn bobbin B causes around the minimizing of amount.3 pairs of tension force that apply regulation from the yarns Y that supplies yarn bobbin B to send here of tensioner.State after its details.Tension pick-up 7 is arranged at the yarn road of the yarns Y of passing tensioner 3, measures the tension force of yarns Y and exports this take off data.For example be equivalent between two hold-down barss the movable rod of configuration as tension pick-up 7, based on by across hold-down bars with movable rod and the yarns Y of suspension applies the device that the power of movable rod is measured the tension force of yarns Y.
When yarn clearer 5 detected yarn flaws, piecing devices 4 were cut off yarns Y and are removed the yarn flaws part, and yarn under working and the last yarn of package side P that will remove the confession yarn bobbin B side of this yarn flaws part connect.Therefore, with catching above-mentioned yarn under working and, being installed on main stand 1 by the state that can shake respectively to the center coupling pipe 12 of piecing devices 4 guiding and the suction nozzle 13 of catching above-mentioned upward yarn and guiding to piecing devices 4.At center coupling pipe 12 yarn under working is carried out the importing with respect to the yarns Y of tensioner 3 in the process of piecing devices 4 guiding.Coiling portion 6 is by with the formations such as reel cage 15 of yarns Y at the volume core 9 of the drum 14 that traverses of certain width scope move operation (traversing), supporting package P.
Like Fig. 1 and shown in Figure 3, tensioner 3 comprises: the movable side door parts of fixation side door part of pectination (fixation side tension force applies parts) 17 and pectination (movable side tension force applies parts) 18, driver train 19, switching sensor 20, housing 23.It can be one of operating position (solid line position of Fig. 1) and position of readiness (position of the imaginary line of Fig. 1) with movable side door parts 18 blocked operations that driver train 19 constitutes.Movable side door parts 18 apply tension force with fixation side door part 17 cooperation clamping yarns Y and to yarns Y on operating position, on position of readiness, separate with fixation side door part 17, import yarn to movable side door parts 18 and 17 of fixation side door parts.
Open and close the switching state of the movable side door parts 18 of sensor 20 detections.Particularly, the structure that opens and closes sensor 20 comprises: permanent magnet (detected object) 22, the blocked operation interlock of itself and driver train 19 and moving back and forth; Reed switch (sensor main body) 21, it exports the on/off signal through the situation that the detection permanent magnet is switched to position of readiness.Reed switch 21 is the contact output form, and when permanent magnet 22 makes the junction closure conducting because of its magnetic force during near (opposed), contact breaks off and cuts off when permanent magnet 22 leaves.This on/off state is exported with signal (on/off signal).
As shown in Figure 1, driver train 19 has: a pair of rotary first screw actuator and second screw actuator 30,31, first bar 32, second bar 33, interlock rod 34, the hook stick 35 that are used for movable side door parts 18 are carried out blocked operation.First bar 32 bends to acute angle-shaped, and its curve is fixed in the S. A. of first screw actuator 30.Second bar 33 bends to the obtuse angle shape, and its curve is fixed in the S. A. of second screw actuator 31.Interlock rod 34 can link an end of first bar 32 and an end of second bar 33 linkedly.Hook stick 35 can link the other end and the connecting axial sleeve 37 that is arranged at movable side door parts 18 of first bar 32 linkedly.The other end of second bar 33 is fixed in permanent magnet 22.
As shown in figures 1 and 3, fixation side door part 17 is fixed in the outside face of the left side wall of housing 23, and the axis of rocking 39 that movable side door parts 18 are fixed on the carriage 25 of downside can joltily support.Fixation side door part 17 forms the fixed fingers 41 of seven levels up and down side by side in a side of flat substrate 40.In order to guide yarns Y smoothly the leading section of each fixed fingers 41 is got circle, and be extruded with the jut 42 that is used to limit the semicircle shape that yarns Y rearward moves at the rear portion of each fixed fingers 41.
The structure of movable side door parts 18 comprises: by the movable comb 44 of the axle sleeve 43 of 39 supportings of previous axis of rocking, six levels forming side by side up and down in the front side of this axle sleeve 43, on axle sleeve 43 the outstanding connecting axial sleeve 37 that is provided with.Each movable comb 44 is configured to intersect with previous fixed fingers 41 shape that staggers each other, and makes fixed fingers 41 sides of each movable comb 44 bend to the state that concaves.Through crooked movable comb 44, the restriction yarns Y forwards moves when cooperating the clamping yarns Y by movable comb 44 with fixed fingers 41.
The driving of two screw actuators 30,31 is controlled by the control setup 46 (Fig. 2) of each one that controls automatic bobbin winder.The rotary power of second screw actuator 31 is passed to movable side door parts 18 via second bar 33, interlock rod 34, first bar 32 and hook stick 35.When driving second screw actuator 31, movable side door parts 18 are switched to position of readiness from operating position.
The rotary power of first screw actuator 30 transmits to movable side door parts 18 via first bar 32 and hook stick 35.When driving first screw actuator 30, movable side door parts 18 switch to operating position from position of readiness.As shown in Figure 1, when movable side door parts 18 were in operating position, movable comb 44 was intersected with fixed fingers 41.Thus, as shown in Figure 4, yarns Y with the crooked form clamping of direction to the left and right, and is utilized the friction force that acts on this curve that yarns Y is applied tension force by two broach 41,44.
The reed switch 21 that opens and closes sensor 20 is configured in the lower wall of housing 23, and is as shown in Figure 5, when movable side door parts 18 are in position of readiness and permanent magnet 22 across less clearance and opposed.Control setup 46 bases are controlled the voltage (electric current) that is added on first screw actuator 30 from the take off data of tension pick-up 7, thereby regulating action is in the torque rating of movable side door parts 18, so that the tension force of yarns Y is appropriate.
In the automatic bobbin winder that constitutes as stated, for example after finding yarn flaws and utilizing the cutter that is arranged at yarn clearer 5 grades to cut off the yarn flaws part, attract to catch above-mentioned cut yarns Y with center coupling pipe 12 and suction nozzle 13.At this moment, control setup 46 drives second screw actuator 31 movable side door parts 18 is switched to position of readiness from operating position.In case make movable side door parts 18 arrive position of readiness through this blocked operation, the opposed and conducting of the reed switch 21 that then opens and closes sensor 20 and permanent magnet 22.
Next, through making center coupling pipe 12 to top rotation, with yarns Y via the guiding groove 27,28 of carriage 25,26 to guiding between the movable side door parts 18 of position of readiness and fixation side door part 17.Afterwards, control setup 46 drives first screw actuator 30, so that movable side door parts 18 return to operating position from position of readiness.Thus, fixation side door part 17 applies tension force with two broach 41,44 of movable side door parts 18 with the form clamping yarns Y of bending and to yarns Y.Regulate this tension force through following manner, that is: control setup 46 is controlled the driving of first screw actuator 30 according to the result of a measurement of tension pick-up 7.
According to the automatic bobbin winder that constitutes as stated; Because the sensor main body that will open and close sensor 20 is as reed switch 21; Therefore compare during with the switching state that detects movable side door parts 18 with angular transducer, simplify sensor arrangement significantly and can realize cost degradation.In addition; Only through the simple control and treatment of identification from the Continuity signal of reed switch 21 outputs; Therefore just can judge the switching state of movable side door parts 18 exactly, be that benchmark is compared when controlling with output signal with angular transducer, can simplify the control program of winder.In addition, utilize, can adjust action moment rightly with center coupling pipe 12 grades of the change action continuous action of movable side door parts 18 from the Continuity signal of reed switch 21 outputs.
Therefore configuration tension pick-up 7 on automatic bobbin winder except the function of the operating state of confirming movable side door parts 18, can also be measured the tension force of yarns Y tightly.Therefore, the tension adjustment of the yarn behind guiding of yarn in the time of can carrying out joint exactly respectively and the joint can be carried out the coiling processing of yarns Y rightly, the generation of the bad package that can prevent reliably to be wound into because of inappropriate tension force.
If constitute driver train 19 as drive source, can enough each screw actuators 30,31 be one of operating position and position of readiness with movable side door parts 18 blocked operations respectively then with rotary first screw actuator, second screw actuator 30,31.Thus, for example carry out when position of readiness switches, comparing of movable side door parts 18, except the load that can alleviate screw actuator 30,31 and realize the miniaturization, can also improve the reliability of the action of driver train 19 with utilizing spring.In addition, in the time of can shortening joint from the guiding yarn time play the required time of a series of operations that yarns Y is reeled, can improve the treatment effeciency of winder.Owing to utilize first bar, second bar 32,33 and interlock rod 34 can link first screw actuator, second screw actuator 30,31 linkedly, therefore can omit the retracing spring of each screw actuator 30,31, only this just has the advantage of practicing thrift cost.
Second embodiment of the automatic bobbin winder that Fig. 6 representes to the present invention relates to.In this embodiment, it is to utilize the opposed faces of a pair of dish 51,52 to come clamping, keep yarns Y, and yarns Y is applied tension force.Here, for the ease of explanation, use the direction dictates shown in intersection arrow and front and back and the left and right sides mark to be fore-and-aft direction and left and right directions in Fig. 6, will scheming.Reaction plate (fixation side tension force applies parts) 51 is by the bar that is arranged at carriage 25 52 supportings.Driver train 19 comprises: Direct Action Type screw actuator 54, via free slidings such as sleeve be supported on the left side wall of housing 23 rod 55, link the output shaft 56 of screw actuator 54 and the double-action plate 57 of rod 55.
At rod 55 right-hand member fixed permanent magnet 22, the inside face of housing 23 and with permanent magnet 22 opposed position configuration reed switches 21.Movable plate 53 (movable side tension force applies parts) carries out blocked operation through screw actuator 54 at operating position (solid line position of Fig. 6) and position of readiness (position of the imaginary line of Fig. 6).Under the state that utilizes reaction plate 41 and movable plate 42 clamping yarns Y, control setup 46 drives screw actuator 54 according to the take off data from tension pick-up 7, so that the tension force of yarns Y is appropriate.
In addition, after for example finding yarn flaws and cutting off yarn flaws part, control setup 46 drive screw actuators 54 to permanent magnet 22 by reed switch 21 detected position of readiness till, make movable plate 53 leave reaction plate 51.In case movable plate 53 arrives position of readiness, then reed switch 21 detects permanent magnet 22.
Next, through making center coupling pipe 12, yarns Y is directed to assigned position (position of Fig. 6) to the top rotation.Afterwards, control setup 46 drives screw actuators 54 movable plate 53 is returned to operating position from position of readiness.Thus, grant tension force by reaction plate 51 with movable plate 53 clamping yarns Y and to yarns Y.Other aspects are identical with first embodiment, therefore to same parts mark same-sign, and omit its explanation.
Second embodiment also be with the sensor main body that opens and closes sensor 20 as reed switch 21, compare during therefore with the switching state that detects movable plate 53 with angular transducer, simplify sensor arrangement significantly and can realize cost degradation.In addition; Only through the simple control and treatment of identification from the Continuity signal of reed switch 21 outputs; Therefore just can judge the switching state of movable plate 53 exactly, be that benchmark is compared when controlling with output signal with angular transducer, can simplify the control program of winder.In addition, through utilizing, can adjust action moment rightly with center coupling pipe 12 grades of the change action continuous action of movable plate 53 from the Continuity signal of reed switch 21 outputs.
Come driving movable side comb body 22 with a pair of screw actuator 30,31 in the first embodiment, yet also can use a screw actuator and retracing spring to constitute driver train 19.Reed switch 21 can adopt following apparatus, becomes cut-out through its magnetic force during near (opposed) when permanent magnet 22 that is:, when permanent magnet 22 leaves, becomes conducting.As opening and closing sensor 20, its Magnetic Sensor that can be to use Hall element to wait to detect permanent magnet 22, the optical sensor that constitutes by photodiode and photistor etc.Adopting under the situation of optical sensor, can omit permanent magnet 22 and with the movable side door parts 18 or second bar 33 etc. as direct detected object.
Claims (6)
1. a fibre machinery possesses the tensioner that the yarn that moves is applied tension force,
Said tensioner comprises:
Fixation side tension force apply parts,
Movable side tension force apply parts,
With said movable side tension force apply driver train that the parts blocked operation is one of operating position and position of readiness,
Detect the switching sensor that said movable side tension force applies the switching state of parts,
Wherein, said switching sensor comprises:
Detected object, the blocked operation of itself and said driver train moves linkedly;
Sensor main body, it detects said detected object and is switched to position of readiness and exports the on/off signal.
2. fibre machinery according to claim 1, wherein
Said detected object is made up of permanent magnet, and said sensor main body is made up of reed switch.
3. fibre machinery according to claim 1 and 2, wherein
Said fixation side tension force applies parts and said movable side tension force and applies parts by the said yarn of clamping and make the fixation side door part of its crooked pectination and the movable side door component set-up of pectination,
Said driver train comprises: the hook stick of revolving screw actuator, the bar that is fixed in said solenoidal output shaft, the said bar of connection and said movable side door parts,
Fixing said detected object on said bar.
4. fibre machinery according to claim 3, wherein
Said driver train comprises:
Revolving first screw actuator, its with said movable side door parts from position of readiness to the operating position blocked operation;
Revolving second screw actuator, its with said movable side door parts from operating position to the position of readiness blocked operation;
Be fixed in first bar and second bar of said each solenoidal output shaft;
The interlock rod that can link said first bar, second bar linkedly;
Connect any bar and the hook stick of said movable side door parts in said first bar, second bar.
5. according to claim 1,2 or 4 described fibre machineries, wherein
On the yarn road of the said yarn that passes said tensioner, dispose tension pick-up, this tension pick-up is measured the tension force of said yarn.
6. fibre machinery according to claim 3, wherein
On the yarn road of the said yarn that passes said tensioner, dispose tension pick-up, this tension pick-up is measured the tension force of said yarn.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2008304027A JP2010126322A (en) | 2008-11-28 | 2008-11-28 | Textile machine |
| JP2008-304027 | 2008-11-28 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101746644A CN101746644A (en) | 2010-06-23 |
| CN101746644B true CN101746644B (en) | 2012-11-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009102088213A Active CN101746644B (en) | 2008-11-28 | 2009-10-29 | Fiber machine |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP2010126322A (en) |
| CN (1) | CN101746644B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2014069930A (en) | 2012-09-28 | 2014-04-21 | Murata Mach Ltd | Winding device |
| JP2015086044A (en) * | 2013-10-30 | 2015-05-07 | 村田機械株式会社 | Gate type tension applying device, yarn winder, tension member, and tension applying method |
| JP2015131698A (en) * | 2014-01-10 | 2015-07-23 | 村田機械株式会社 | Gate type tension giving device and yarn winder |
| CN108217336A (en) * | 2018-03-07 | 2018-06-29 | 青岛宏大纺织机械有限责任公司 | A kind of Novel direct wire type yarn tension pressue device |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2125072A (en) * | 1982-08-07 | 1984-02-29 | Geoffrey Edmund Whellams | Self-adjusting filament tensioner |
| JP2936948B2 (en) * | 1993-02-25 | 1999-08-23 | 村田機械株式会社 | Automatic winder tension controller |
| CN1270567A (en) * | 1995-09-20 | 2000-10-18 | Iro有限公司 | Device and method to control yarn tension and yarn feeder |
-
2008
- 2008-11-28 JP JP2008304027A patent/JP2010126322A/en active Pending
-
2009
- 2009-10-29 CN CN2009102088213A patent/CN101746644B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2125072A (en) * | 1982-08-07 | 1984-02-29 | Geoffrey Edmund Whellams | Self-adjusting filament tensioner |
| JP2936948B2 (en) * | 1993-02-25 | 1999-08-23 | 村田機械株式会社 | Automatic winder tension controller |
| CN1270567A (en) * | 1995-09-20 | 2000-10-18 | Iro有限公司 | Device and method to control yarn tension and yarn feeder |
Non-Patent Citations (2)
| Title |
|---|
| JP平3-259861A 1991.11.19 |
| JP特开平6-56346A 1994.03.01 |
Also Published As
| Publication number | Publication date |
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| JP2010126322A (en) | 2010-06-10 |
| CN101746644A (en) | 2010-06-23 |
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