CN104073959B - Coaxial electrical magnetic compensation tensioner - Google Patents
Coaxial electrical magnetic compensation tensioner Download PDFInfo
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- CN104073959B CN104073959B CN201310095534.2A CN201310095534A CN104073959B CN 104073959 B CN104073959 B CN 104073959B CN 201310095534 A CN201310095534 A CN 201310095534A CN 104073959 B CN104073959 B CN 104073959B
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Abstract
The present invention relates to a kind of coaxial electrical magnetic compensation tensioner, passing through uniformity and the uniformity difference problem of the weft tension of shed open for solving prior art, it is the chucking power using electromagnetic force and spring force co-controlling pottery tension force intermediate plate to act on yarn.By changing the current waveform of solenoid, exporting many grades and being synchronized with weaving speed and chucking power to the Yarn clamper that various wefting insertion feature is recompensed.Comprise the ceramic tension force intermediate plate for regulating yarn tension, plastic pallet, thrust spring, the electromagnet being furnished with controller and armature; Armature upwardly plastic pallet under the pulling force of the electromagnetic field of electromagnet and the reaction force acting in conjunction of thrust spring, this pull transfer is given ceramic holding piece by plastic pallet, thus controls holding piece to the chucking power of yarn.It has, and adjustment fineness is high, adjustable range is large, the many advantages such as structure is simple, durable, cheap, effect compensates different wefting insertion condition yarn under working tension force, can improve the uniformity by the weft tension of shed open and the uniformity, have the advantage of great market demand prospect.
Description
Technical field
The present invention relates to a kind of tension regulator, particularly relate to a kind of coaxial electrical magnetic compensation tensioner.
Background technology
Traditional various weft tensioners all adopt spring structure, and tension adjustment accuracy is low and adjustable range is little, can not meet the conversion of fabric category.In recent years, the sub-weft tensioner of external high-grade loom institute distribution all adopts stepper motor to be final controlling element.Its expensive price, complex structure, perishable, maintenance difficult, therefore Difficulty at home.Therefore, existing tension regulator can not effectively compensate different wefting insertion condition yarn under working tension force, and the uniformity existed by the weft tension of shed open and uniformity difference problem.
Summary of the invention
The object of the invention is the above-mentioned defect overcoming prior art, provides a kind of and effectively compensates different wefting insertion condition yarn under working tension force, can improve the coaxial electrical magnetic compensation tensioner of uniformity by the weft tension of shed open and the uniformity.
For achieving the above object, coaxial electrical magnetic compensation tensioner of the present invention uses electromagnetic force and spring force co-controlling pottery tension force intermediate plate to act on the chucking power of yarn.Namely the weft tension of patent of the present invention control to come from controllable electric magnetic force and thrust spring power with joint efforts, and controllable electromagnetic pulling force and spring thrust acting in conjunction reach relative equilibrium in armature.Patent of the present invention is that the tension force controlling weft yarn in weaving manufacture process is to improve the quality of fabric.Electromagnetic force and spring force co-controlling pottery tension force intermediate plate is used to be installed on the same axle head of weft accumulator.It has and effectively compensates different wefting insertion condition yarn under working tension force, can improve the advantage of uniformity by the weft tension of shed open and the uniformity.
As optimization, described electromagnetic force is by changing the strong and weak sequential being changed electromagnet pull by the current waveform of solenoid.
As optimization, by changing the current waveform of solenoid, exporting many grades and being synchronized with weaving speed and chucking power to the Yarn clamper that various wefting insertion feature is recompensed.That is, change the strong and weak sequential of current waveform by solenoid and alterable electromagnet pull, the simulation complementary current that therefore selection control exports can adapt to the different requirements of different wefting insertion feature to yarn tension preferably.
As optimization, described electromagnetic force is furnished with and has preset the many grades of electromagnetical analogies tension force complementary controllers adapting to different fabrics and wefting insertion feature or described electromagnetic force realizes by having preset the many grades of electromagnetical analogies tension force complementary controllers adapting to different fabrics and wefting insertion feature.That is, the simulation complementary current that controller also can be adopted to pre-set controls thread grip dynamics.
As optimization, adopt the Current Control thread grip dynamics of manual adjustments solenoid.That is, the electric current of manual adjustments solenoid can be adopted as user thus control thread grip dynamics.
As optimization, then change by the size regulating the current duty cycle of solenoid to control electromagnet pull the size that yarn accommodates power.That is, the size regulating the current duty cycle of solenoid can control electromagnet pull changes the size that yarn accommodates power then.
As optimization, comprise the ceramic tension force intermediate plate for regulating yarn tension, plastic pallet, thrust spring, electromagnet and armature; Armature upwardly plastic pallet under the pulling force of the electromagnetic field of electromagnet and the reaction force acting in conjunction of thrust spring, this pull transfer is given ceramic holding piece by plastic pallet, thus controls holding piece to the chucking power of yarn.That is, the armature of electromagnetic structure part upwardly plastic pallet under the pulling force of electromagnetic field and the reaction force acting in conjunction of thrust spring, this pull transfer is given ceramic holding piece by plastic pallet, thus controls holding piece to the chucking power of yarn.
As optimization, described plastic pallet comprises one and to be shaped with downwards in the middle part of the pallet of ceramic tension force intermediate plate, pallet for upwards holding up or to be furnished with a holder post, pottery tension force intermediate plate is configured in plastic stent top, plastic pallet is configured below pottery tension force intermediate plate, the electromagnet being with vertical mesopore is fixedly mounted with in the middle part of plastic stent, the holder post of plastic pallet stretches in the vertical mesopore of electromagnet from top to bottom, described armature is made up of a chassis and the iron prop that protrudes upward in the middle part of chassis, the iron prop of described armature stretches in the vertical mesopore of electromagnet from bottom to top, described armature chassis is placed on plastic stent bottom surface, multiple thrust spring arranged side by side is configured between plastic stent middle and upper part and described armature chassis, the iron prop that the holder post of plastic pallet can overcome thrust spring power and armature gravity and armature under electromagnetic force offsets up and down.
As optimization, described plastic stent is turriform, is shaped with or is furnished with for the lower block supporting thrust spring in the middle part of turriform plastic stent; Described electromagnet is the cylindrical iron core inner sleeve wiring bag of a band mesopore, and line bag is electrically connected the output of controller.
As optimization, described controller adopts the electronic material compositions such as ordinary numbers circuit, and frequency, the amplitude of output current are adjustable; Employ RC element in LF356 amplification process to have carried out in sequential output waveform compressing or promoting, make the chucking power of thread grip sheet synchronous with the curent change by solenoid, effectively different wefting insertion condition yarn under working tension force is compensated, improve the uniformity by the weft tension of shed open and the uniformity.That is, controller adopts the electronic material compositions such as ordinary numbers circuit, and frequency, the amplitude of output current are adjustable.For adapting to the wefting insertion requirement of various feature, employ RC element in LF356 amplification process to have carried out in sequential output waveform compressing or promoting, make the chucking power of thread grip sheet synchronous with the curent change by solenoid, effectively different wefting insertion condition yarn under working tension force is compensated, improve the uniformity by the weft tension of shed open and the uniformity preferably.
As optimization, described controller circuitry is made up of power supply, oscillator, frequency divider, amplifier; Oscillator exports the CP end delivering to frequency divider, after the signal of frequency divider to CP does frequency division, exports through amplifier.
As optimization, oscillator section is form primarily of IC3, it is the oscillator of a slice 4 two input nand gate circuit composition, its output frequency is determined by R25, C1 time constant, VR2 4.7K as its frequency trim, the adjusting range of nearly 10% ~ 30%, its R257.5K, the capacity of C1 is determined according to different filling insertion rates, can be divided into 6 grades, that is:
First grade of 1400m/min
Second gear 1200m/min
Third gear 1000m/min
Fourth speed 800m/min
Fifth speed 600m/min
Sixth speed 500m/min
The scope of C1 capacity is selected between 1.33n ~ 3.75n.
As optimization, frequency divider is formed primarily of IC2.
As optimization, the CP end of frequency divider IC2 is delivered in the output of oscillator IC3.
As optimization, amplifier primarily of IC4, IC5 composition, and provides positive and negative 15V and positive 42V power supply by external power source.
As optimization, after IC2 adopts the signal of 12 binary system serial counter to CP to do 12 frequency divisions, amplify drive IC 5 power through IC4 and export.
As optimization, voltage stabilizing IC78L05 provides positive 15V power supply by external power source.
As optimization, in order to adapt to the needs of different wefting insertion features, do the correction of pulse rise time at the front end Cx of IC4, the time of being risen by the value control impuls changing Cx, thus change the blessing power sequential of tensioner yarn intermediate plate.
As optimization, the basic capacity scope of corresponding above-mentioned six grades of the capacity of Cx is between 0.43UF ~ 0.012UF, and auxiliary capacitor Cx ' gets 20% of basic capacity.
After adopting technique scheme, coaxial electrical magnetic compensation tensioner of the present invention uses electromagnetic force and spring force co-controlling pottery tension force intermediate plate to act on the chucking power of yarn.Namely, what adopt electromagnetic force and thrust spring to produce acts on yarn by the ceramic thread grip sheet almost do not worn and not torn with joint efforts, have regulate fineness high, adjustable range is large, the many advantages such as structure is simple, durable, cheap, effect compensates different wefting insertion condition yarn under working tension force, the uniformity by the weft tension of shed open and the uniformity can be improved, have the advantage of great market demand prospect.
Accompanying drawing explanation
Fig. 1 is the structural representation of coaxial electrical magnetic compensation tensioner of the present invention;
Fig. 2 is the circuit theory diagrams of coaxial electrical magnetic compensation tensioner of the present invention.
Detailed description of the invention
As shown in the figure, coaxial electrical magnetic compensation tensioner of the present invention uses electromagnetic force and spring force co-controlling pottery tension force intermediate plate to act on the chucking power of yarn.Described electromagnetic force is by changing the strong and weak sequential being changed electromagnet pull by the current waveform of solenoid.Particular by changing the current waveform of solenoid, exporting many grades and being synchronized with weaving speed and chucking power to the Yarn clamper that various wefting insertion feature is recompensed.
Described electromagnetic force is furnished with that to have preset the many grades of electromagnetical analogies tension force complementary controllers adapting to different fabrics and wefting insertion feature or described electromagnetic force be preset the many grades of electromagnetical analogies tension force complementations adapting to different fabrics and wefting insertion feature control to realize by being furnished with.Except presetting, the Current Control thread grip dynamics of manual adjustments solenoid can also be adopted.
The preferential size by regulating the current duty cycle of solenoid to control electromagnet pull changes the size that yarn accommodates power then.
Hardware comprises ceramic tension force intermediate plate 2, ABS plastic bracket 3, thrust spring 4, the electromagnet being furnished with controller and armature 5 for regulating yarn 1 tension force; Armature 5 upwardly plastic pallet 3 under the pulling force of the electromagnetic field of electromagnet and the reaction force acting in conjunction of thrust spring 4, this pull transfer is given ceramic holding piece 2 by plastic pallet 3, thus controls holding piece to the chucking power of yarn.
Described plastic pallet 3 comprises one and to be shaped with downwards in the middle part of the pallet of ceramic tension force intermediate plate 2, pallet for upwards holding up or to be furnished with a holder post, pottery tension force intermediate plate 2 is configured in turriform ABS plastic support 6 top, pottery tension force intermediate plate 2 configuration plastic pallet 3 below, the electromagnet being with vertical mesopore is fixedly mounted with in the middle part of plastic stent 6, the holder post of plastic pallet 3 stretches in the vertical mesopore of electromagnet from top to bottom, described armature 5 is made up of a chassis and the iron prop that protrudes upward in the middle part of chassis, the iron prop of described armature 5 stretches in the vertical mesopore of electromagnet from bottom to top, described armature chassis is placed on plastic stent 6 bottom surface, two thrust springs 4 arranged side by side are configured between plastic stent 6 middle and upper part and periphery, described armature 5 chassis, the iron prop that the holder post of plastic pallet 3 can overcome thrust spring power and armature gravity and armature 5 under electromagnetic force offsets up and down.Be shaped with in the middle part of plastic stent 6 or be furnished with for the lower block 7 supporting thrust spring 4; Described electromagnet is the cylindrical iron core 8 inner sleeve wiring bag 9 of a band mesopore, and line bag 9 is electrically connected the output of controller
Described controller adopts the electronic material compositions such as ordinary numbers circuit, and frequency, the amplitude of output current are adjustable; Employ RC element in LF356 amplification process to have carried out in sequential output waveform compressing or promoting, make the chucking power of thread grip sheet synchronous with the curent change by solenoid, effectively different wefting insertion condition yarn under working tension force is compensated, improve the uniformity by the weft tension of shed open and the uniformity.
This controller circuitry is made up of power supply, oscillator, frequency divider, amplifier.Voltage stabilizing IC78L05 provides positive 15V power supply by external power source, and amplifier is made up of IC4, IC5, and provides positive and negative 15V and positive 42V power supply by external power source.
Oscillator section is made up of IC3, and it is a slice 4 two input nand gate circuit composition oscillator, and output frequency is determined by R25, C1 time constant.VR2 4.7K is as frequency trim, and the adjusting range of nearly 10% ~ 30%, the capacity of R257.5K, C1 is determined according to different filling insertion rates.Be divided into 6 grades.The scope of C1 capacity is selected between 1.33n ~ 3.75n.
First grade of 1400m/min
Second gear 1200m/min
Third gear 1000m/min
Fourth speed 800m/min
Fifth speed 600m/min
Sixth speed 500m/min
The CP end of frequency divider IC2 is delivered in the output of oscillator IC3.After IC2 adopts the signal of 12 binary system serial counter to CP to do 12 frequency divisions, amplify drive IC 5 power through IC4 and export.
In order to adapt to the needs of different wefting insertion features, do the correction of pulse rise time at the front end Cx of IC4, the time of being risen by the value control impuls changing Cx, thus change the blessing power sequential of tensioner yarn intermediate plate.
The basic capacity scope of corresponding above-mentioned six grades of the capacity of Cx is between 0.43UF ~ 0.012UF, and auxiliary capacitor Cx ' gets 20% of basic capacity.
Claims (9)
1. a coaxial electrical magnetic compensation tensioner, is characterized in that using electromagnetic force and spring force co-controlling pottery tension force intermediate plate to act on the chucking power of yarn; Comprise the ceramic tension force intermediate plate for regulating yarn tension, plastic pallet, thrust spring, the electromagnet being furnished with controller and armature; Armature upwardly plastic pallet under the pulling force of the electromagnetic field of electromagnet and the reaction force acting in conjunction of thrust spring, this pull transfer is given ceramic holding piece by plastic pallet, thus controls holding piece to the chucking power of yarn.
2. tensioner according to claim 1, is characterized in that described electromagnetic force is by changing the strong and weak sequential being changed the pulling force of electromagnet by the current waveform of solenoid.
3. tensioner according to claim 2, is characterized in that the current waveform by changing solenoid, exports many grades and is synchronized with weaving speed and chucking power to the Yarn clamper that various wefting insertion feature is recompensed.
4. tensioner according to claim 1, is characterized in that described electromagnetic force is furnished with and has preset the many grades of electromagnetical analogies tension force complementary controllers adapting to different fabrics and wefting insertion feature or described electromagnetic force and preset the many grades of electromagnetical analogies tension force complementary controllers adapting to different fabrics and wefting insertion feature realize by being furnished with.
5. tensioner according to claim 1, is characterized in that the Current Control thread grip dynamics adopting manual adjustments solenoid.
6. tensioner according to claim 1, is characterized in that the size by regulating the current duty cycle of solenoid to control the pulling force of electromagnet changes the size of thread grip power then.
7. tensioner according to claim 1, is characterized in that described plastic pallet comprises one and to be shaped with in the middle part of the pallet of ceramic tension force intermediate plate, pallet for upwards holding up or to be furnished with a holder post downwards, pottery tension force intermediate plate is configured in plastic stent top, plastic pallet is configured below pottery tension force intermediate plate, the electromagnet being with vertical mesopore is fixedly mounted with in the middle part of plastic stent, the holder post of plastic pallet stretches in the vertical mesopore of electromagnet from top to bottom, described armature is made up of a chassis and the iron prop that protrudes upward in the middle part of chassis, the iron prop of described armature stretches in the vertical mesopore of electromagnet from bottom to top, described armature chassis is placed on plastic stent bottom surface, multiple thrust spring arranged side by side is configured between plastic stent middle and upper part and described armature chassis, the iron prop that the holder post of plastic pallet can overcome thrust spring power and armature gravity and armature under electromagnetic force offsets up and down.
8. tensioner according to claim 4 or 7, it is characterized in that described controller adopts ordinary numbers electric circuit electronics technical material composition, frequency, the amplitude of output current are adjustable; Employ RC element in LF356 amplification process to have carried out in sequential output waveform compressing or promoting, make the chucking power of thread grip sheet synchronous with the curent change by solenoid, effectively different wefting insertion condition yarn under working tension force is compensated, improve the uniformity by the weft tension of shed open and the uniformity.
9. tensioner according to claim 4 or 7, is characterized in that described controller circuitry is made up of power supply, oscillator, frequency divider, amplifier; Oscillator exports the CP end delivering to frequency divider, after the signal of frequency divider to CP does frequency division, exports through amplifier.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310095534.2A CN104073959B (en) | 2013-03-25 | 2013-03-25 | Coaxial electrical magnetic compensation tensioner |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310095534.2A CN104073959B (en) | 2013-03-25 | 2013-03-25 | Coaxial electrical magnetic compensation tensioner |
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| CN104073959A CN104073959A (en) | 2014-10-01 |
| CN104073959B true CN104073959B (en) | 2015-12-23 |
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Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104975438B (en) * | 2015-07-16 | 2017-07-28 | 合肥奥瑞数控科技有限公司 | A kind of template sewing machine with electromagnetism tensioning device |
| CN105040292B (en) * | 2015-07-16 | 2017-07-28 | 合肥奥瑞数控科技有限公司 | A kind of intelligent template sewing machine with electromagnetism tensioning device |
| CN105088560B (en) * | 2015-07-16 | 2017-07-28 | 合肥奥瑞数控科技有限公司 | A kind of electromagnetism thread tension adjusting apparatus |
| CN104963124B (en) * | 2015-07-16 | 2017-10-03 | 合肥奥瑞数控科技有限公司 | A kind of template sewing machine of thread tension adjust automatically |
| CN104928856B (en) * | 2015-07-16 | 2017-07-28 | 合肥奥瑞数控科技有限公司 | A kind of intelligent template sewing machine of thread tension adjust automatically |
| CN108657874B (en) * | 2018-07-02 | 2023-12-19 | 浙江凯成智能设备股份有限公司 | Yarn winder |
| CN112962186B (en) * | 2020-09-03 | 2022-06-28 | 杭州汉润纤维有限公司 | Chemical fiber spinning elasticizer system |
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| BE1004027A3 (en) * | 1990-04-17 | 1992-09-08 | Picanol Nv | Universal thread brake Universal thread brake |
| CN1135777A (en) * | 1993-10-29 | 1996-11-13 | 享里胥·法伯西兹 | Yarn feeding device for textile machines |
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| CN201737531U (en) * | 2010-05-25 | 2011-02-09 | 江苏省东飞马佐里纺织机械工程技术研究中心有限公司 | Automatic bobbin winder for automatically realizing yarn tension regulation |
| CN102927292A (en) * | 2012-11-01 | 2013-02-13 | 浙江理工大学 | Solenoid valve and weft yarn tension device |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002339193A (en) * | 2001-05-11 | 2002-11-27 | Toyota Industries Corp | Weft insertion controller in jet loom |
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2013
- 2013-03-25 CN CN201310095534.2A patent/CN104073959B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE1004027A3 (en) * | 1990-04-17 | 1992-09-08 | Picanol Nv | Universal thread brake Universal thread brake |
| CN1135777A (en) * | 1993-10-29 | 1996-11-13 | 享里胥·法伯西兹 | Yarn feeding device for textile machines |
| CN1399022A (en) * | 2001-07-25 | 2003-02-26 | 爱吉尔电子股份公司 | Control method and system for weft braking mechanism capable of regulating mechanical tension of yarn in loom automatically |
| CN201198526Y (en) * | 2008-04-25 | 2009-02-25 | 中捷缝纫机股份有限公司 | Control device for yarn trapper in sewing machine |
| CN201737531U (en) * | 2010-05-25 | 2011-02-09 | 江苏省东飞马佐里纺织机械工程技术研究中心有限公司 | Automatic bobbin winder for automatically realizing yarn tension regulation |
| CN102927292A (en) * | 2012-11-01 | 2013-02-13 | 浙江理工大学 | Solenoid valve and weft yarn tension device |
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| CN104073959A (en) | 2014-10-01 |
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Granted publication date: 20151223 Termination date: 20160325 |