CN106286953B - Electromagnetic valve component of electronic jacquard machine constant current source control device - Google Patents
Electromagnetic valve component of electronic jacquard machine constant current source control device Download PDFInfo
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- CN106286953B CN106286953B CN201610835452.0A CN201610835452A CN106286953B CN 106286953 B CN106286953 B CN 106286953B CN 201610835452 A CN201610835452 A CN 201610835452A CN 106286953 B CN106286953 B CN 106286953B
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- electromagnetic valve
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- 239000003381 stabilizer Substances 0.000 claims description 13
- 230000005611 electricity Effects 0.000 description 7
- 230000008859 change Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000009940 knitting Methods 0.000 description 3
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000004744 fabric Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000035699 permeability Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000003321 amplification Effects 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000004753 textile Substances 0.000 description 1
- 238000009941 weaving Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
- F16K31/06—Actuating devices; Operating means; Releasing devices electric; magnetic using a magnet, e.g. diaphragm valves, cutting off by means of a liquid
- F16K31/0675—Electromagnet aspects, e.g. electric supply therefor
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Mechanical Engineering (AREA)
- Magnetically Actuated Valves (AREA)
Abstract
A kind of electromagnetic valve component of electronic jacquard machine constant current source control device, belongs to electronic jacquard machine parts technical field.Including signal source and constant-current source circuit, signal source connects constant-current source circuit, constant-current source circuit connects the electromagnetic coil of electromagnetic valve component, the signal source includes signal processing chip U1, driving chip U2, first resistor R1 and NOT gate G, one end of the 2 feet connection first resistor R1 of signal processing chip U1, the output end of the 15 feet connection NOT gate G of signal processing chip U1, the 4 of signal processing chip U1, 5, 6, 7, 14, 13, 12, 11 feet connect driving chip U2, the 11 of driving chip U2, 12, 13, 14, 15, 16, 17, 18 feet are separately connected a constant-current source circuit.Advantage：The electric current for flowing through electromagnetic valve component is constant, and the suction of electromagnetic valve component remains unchanged, so as to improve the consistency of electromagnetic valve component and extend its service life.
Description
Technical field
The invention belongs to electronic jacquard machine parts technical fields, and in particular to a kind of electromagnetic valve component of electronic jacquard machine is permanent
Flow source control device.
Background technology
Electromagnetic valve component has needle selecting function, is the key that electronic jacquard machine executive component, generally includes valve seat, electromagnetic wire
Circle and magnetizer.Electromagnetic coil is powered, and attracts the first knitting needle upper end to shift by the magnetic force of magnetizer, enables first
Knitting needle stops hanging on the first hook, and then make to pump second griffes that the second knitting needle is driven to rise in place, this
Shi Yigen warp thread is raised in place, thus as the movement needle selection griffed up and down reciprocatingly forms warp thread shed open line self-figure shape.If electric
The executive capability of electromagnetic valve component declines, then jacquard weave cloth cover can be caused float occur, to influence the fabric percentage of A-class goods, and reduces and knits
Make efficiency.In industry production, the electromagnetic valve component of existing structure has become maximum vulnerable part in whole electronic jacquard machine.Electricity
The principal element that the executive capability of electromagnetic valve component is mainly influenced by the suction of magnetizer, and influences suction is the number of turns and electricity of coil
Stream.It is used uniformly voltage control method currently on the market, i.e., current value is determined by the value of voltage and resistance, it is electric in this process
Resistance value plays a crucial role.
Due to the particularity of textile machine, the continual operating mode of long-time proposes very high want to electromagnetic valve component
It asks, consistency will be got well first, and action is clear, and in specific weaving process, not in time, environment temperature rises, to electricity for heat dissipation
The influence of magnet valve resistance value can be obvious, to influence the suction of solenoid valve；Secondly, with the difference of style, needle selection number is not
Together, the load of Power supply belt is also different, as a result causes voltage to fluctuate up and down, is had an impact to suction；Further, above-mentioned two
The presence of kind reason also results in the electromagnetic valve component lost of life, and due to electromagnetic valve component substantial amounts, can give daily
Maintenance puts to no little inconvenience.On the other hand, some technical barriers present in electromagnetic valve component manufacturing process, also result in suction
Consistency is deteriorated.Electromagnetic valve component is small, and the number of turns is more, and reducing coiling, thus be easy to cause when coil winding it is irregular not
Together, different in size and coil resistance value changes, and is had an impact to suction, it is difficult to reach suction consistency.
In order to change above-mentioned present situation, ignore influence of the resistance value for suction as possible, applicant has made beneficial design, proposes
Constant current control method, technical solution described below generate in this background.
Invention content
The purpose of the present invention is to provide a kind of electromagnetic valve component of electronic jacquard machine constant current source control devices, pass through constant electricity
Stream makes the suction of electromagnetic valve component remain unchanged, and thus improves the consistency of electromagnetic valve component and extends its service life.
The purpose of the present invention is in this way to reach, a kind of electromagnetic valve component of electronic jacquard machine constant current source control device,
It is characterized in that, including signal source and constant-current source circuit, the signal source connects constant-current source circuit, the constant-current source circuit
The electromagnetic coil of electromagnetic valve component is connected, the signal source includes signal processing chip U1, driving chip U2, first resistor R1
And one end of the 2 feet connection first resistor R1 of NOT gate G, the signal processing chip U1,15 feet of signal processing chip U1
Connect the output end of NOT gate G, 4,5,6,7,14,13,12,11 feet of signal processing chip U1 respectively with the 1 of driving chip U2,2,
3,4,5,6,7,8 feet one-to-one correspondence is attached, 11,12,13,14,15,16,17, the 18 feet difference of the driving chip U2
A constant-current source circuit is connected, 1 foot of signal processing chip U1 and 10 feet of driving chip U2 connect DC power supply VCC jointly.
In the specific embodiment of the present invention, the constant-current source circuit includes second resistance R2,3rd resistor
R3, triode VT and voltage-stabiliser tube ZD, one end of the second resistance R2 and the base stage of triode VT and voltage-stabiliser tube ZD's
Cathode connects, and the emitter of triode VT is connect with one end of the control pole of voltage-stabiliser tube ZD and 3rd resistor R3,3rd resistor
Signal source described in the other end connection of R3, one end of the electromagnetic coil of the collector connection electromagnetic valve component of triode VT, electricity
The other end of magnetic coil and the other end of second resistance R2 connect DC power supply VCC, the plus earth of voltage-stabiliser tube ZD jointly.
The present invention compared with prior art, has an advantageous effect in that due to the above structure,：Using conventional first device
Part can be realized, and overall structure is simple, and input cost is low；No matter how the resistance value of electromagnetic coil changes, electromagnetic valve component is flowed through
Electric current will not change, thus the suction of electromagnetic valve component can remain unchanged, so as to improve the one of electromagnetic valve component
Cause property and extend its service life.
Description of the drawings
Fig. 1 is the principle of the present invention block diagram.
Fig. 2 is the electrical connection schematic diagram of the present invention.
Specific implementation mode
In order to enable the public to fully understand the technical spirit and advantageous effect of the present invention, applicant will be below in conjunction with attached drawing
The specific implementation mode of the present invention is described in detail, but applicant appoints the limitation that the description of embodiment is not to technical solution
What conceives to change in the form rather than substance according to the present invention all should be considered as protection scope of the present invention.
Please refer to Fig.1 and Fig. 2, a kind of electromagnetic valve component of electronic jacquard machine constant current source control device, including signal source and
Constant-current source circuit, the signal source connect constant-current source circuit, and the constant-current source circuit connects the electromagnetic wire of electromagnetic valve component
Circle.One signal source can correspond to several constant-current source circuits, and each constant-current source circuit controls an electromagnetic coil.The signal source includes
Signal processing chip U1, driving chip U2, first resistor R1 and NOT gate G, wherein the signal processing chip U1 is
CD4094, the driving chip U2 are ULN2803, and the first resistor R1 is build-out resistor.The signal processing core
One end of the 2 feet connection first resistor R1 of piece U1, the output end of the 15 feet connection NOT gate G of signal processing chip U1, first resistor
The external jacquard master control borad of 3 feet of the other end of R1, the input terminal of NOT gate G and signal processing chip U1.Signal processing chip
4,5,6,7,14,13,12,11 feet of U1 are attached with 1,2,3,4,5,6,7,8 feet of driving chip U2 one-to-one correspondence respectively.
In the present embodiment, the constant-current source circuit be equipped with eight tunnels, the driving chip U2 11,12,13,14,15,16,17,
18 feet are separately connected a constant-current source circuit.1 foot of signal processing chip U1 and 10 feet of driving chip U2 connect direct current jointly
Power supply VCC.The eight road constant-current source circuits control eight electromagnetic coils respectively, i.e., the first electromagnetic coil S1 on figure, second
Electromagnetic coil S2, third electromagnetic coil S3, the 4th electromagnetic coil S4, the 5th electromagnetic coil S5, the 6th electromagnetic coil S6, the 7th electricity
Magnetic coil S7 and the 8th electromagnetic coil S8.After the signal processing chip U1 is used for the data that send master control borad one by one
It moves, until reaching the last one electromagnetic coil, i.e. the 8th electromagnetic coil S8 terminates.The effect of the driving chip U2 is to increase
Add driving capability reliably to drive corresponding electromagnetic coil to act.
Fig. 2 illustrates constant-current source circuit all the way, which controls the 8th electromagnetic coil S8.The constant-current source
Circuit includes second resistance R2,3rd resistor R3, triode VT and voltage-stabiliser tube ZD, one end and three of the second resistance R2
The base stage of pole pipe VT and the cathode connection of voltage-stabiliser tube ZD, the emitter of triode VT and the control pole and third of voltage-stabiliser tube ZD
One end of resistance R3 connects, the signal source described in the other end connection of 3rd resistor R3, the collector connection the 8th of triode VT
One end of electromagnetic coil S8, the other end of the 8th electromagnetic coil S8 and the other end of second resistance R2 connect DC power supply jointly
VCC, the plus earth of voltage-stabiliser tube ZD.The signal of signal processing chip U1 is exported through driving chip U2 to the constant-current source circuit, and three
Pole pipe VT conducting, makes that the 8th electromagnetic coil S8 obtains electric and drive magnetic valve component acts.The second resistance R2 and third electricity
It hinders R3 and is used for parameter setting, circuital current size can be changed by adjusting the resistance value of second resistance R2 and 3rd resistor R3.
In electromagnetic valve component, the electromagnetic coil obtain it is electric after, by closed magnetic circuit generate magnetic force, magnetic force formula is such as
Under：
F=-5.1* { U0*(I*W)2*S/δ}
In above-mentioned formula, F is magnetic force, U0It is air permeability, I is the size of current for flowing through electromagnetic coil, and W is electromagnetism
The number of turns of coil, S are the areas of adhesive armature, and δ is gas length, wherein the area S and gas length δ of adhesive armature are by machine
Tool structure determines, is fixed value, and air permeability U0The number of turns W with electromagnetic coil be it is certain, therefore, the magnetic force F
Electric current I by flowing through electromagnetic coil is determined.In the present embodiment, the electric current of the 8th electromagnetic coil S8 is flowed through by triode
The emitter current of VT is provided.The effect of the voltage-stabiliser tube ZD is to provide between base stage and emitter to triode VT
Stable 2.5V reference voltages, keep the base current of triode VT constant.And pass through the transmitting of triode VT known to prior art
Electrode current is equal to the base current of (1+ β) again, and β is the technological parameter i.e. current amplification factor of triode VT, is steady state value, therefore
When base current is constant, emitter current also will be constant, to which the electric current for making the 8th electromagnetic coil S8 obtain can also be kept
It is constant.When the electric current in the 8th electromagnetic coil S8 is constant, magnetic force will not change because of external factor, such solenoid valve block
The consistency of part will improve, and service life can also be extended.
Claims (2)
1. a kind of electromagnetic valve component of electronic jacquard machine constant current source control device, which is characterized in that including signal source and constant-current source
Circuit, the signal source connect constant-current source circuit, and the constant-current source circuit connects the electromagnetic coil of electromagnetic valve component, described
Signal source include signal processing chip U1, driving chip U2, first resistor R1 and NOT gate G, the signal processing chip
One end of the 2 feet connection first resistor R1 of U1, the output end of the 15 feet connection NOT gate G of signal processing chip U1, signal processing core
4,5,6,7,14,13,12,11 feet of piece U1 are connected with 1,2,3,4,5,6,7,8 feet of driving chip U2 one-to-one correspondence respectively
It connects, 11,12,13,14,15,16,17,18 feet of the driving chip U2 are separately connected a constant-current source circuit, signal processing core
1 foot of piece U1 and 10 feet of driving chip U2 connect DC power supply VCC jointly.
2. electromagnetic valve component of electronic jacquard machine constant current source control device according to claim 1, it is characterised in that described
Constant-current source circuit includes second resistance R2,3rd resistor R3, triode VT and voltage-stabiliser tube ZD, and the one of the second resistance R2
End is connect with the cathode of the base stage of triode VT and voltage-stabiliser tube ZD, the emitter of triode VT and the control pole of voltage-stabiliser tube ZD with
And one end connection of 3rd resistor R3, the other end of 3rd resistor R3 connect the signal source, the collector of triode VT connects
One end of the electromagnetic coil of electromagnetic valve component is connect, the other end of electromagnetic coil and the other end of second resistance R2 connect direct current jointly
Power supply VCC, the plus earth of voltage-stabiliser tube ZD.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610835452.0A CN106286953B (en) | 2016-09-21 | 2016-09-21 | Electromagnetic valve component of electronic jacquard machine constant current source control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610835452.0A CN106286953B (en) | 2016-09-21 | 2016-09-21 | Electromagnetic valve component of electronic jacquard machine constant current source control device |
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| Publication Number | Publication Date |
|---|---|
| CN106286953A CN106286953A (en) | 2017-01-04 |
| CN106286953B true CN106286953B (en) | 2018-08-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610835452.0A Active CN106286953B (en) | 2016-09-21 | 2016-09-21 | Electromagnetic valve component of electronic jacquard machine constant current source control device |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109680400B (en) * | 2019-02-21 | 2023-07-14 | 成都图灵创想科技有限责任公司 | Intelligent needle selector driving circuit |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1078157A (en) * | 1996-09-05 | 1998-03-24 | Kayaba Ind Co Ltd | Control device for proportional solenoid valve |
| CN201638062U (en) * | 2010-02-05 | 2010-11-17 | 梁汉术 | Jacquard head control system |
| CN102287566B (en) * | 2010-06-21 | 2012-11-21 | 江苏茶花电气有限公司 | Electromagnetic valve control circuit |
| CN104410398A (en) * | 2014-11-23 | 2015-03-11 | 成都创图科技有限公司 | Touch type water economizer based on power amplifying circuit |
| CN206017964U (en) * | 2016-09-21 | 2017-03-15 | 常熟纺织机械厂有限公司 | Electromagnetic valve component of electronic jacquard machine constant current source control device |
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| CP03 | Change of name, title or address |
Address after: No. 381 Tonggang Road, Meili Town, Changshu City, Suzhou City, Jiangsu Province, China Patentee after: CHANGSHU TEXTILE MACHINERY WORKS Co.,Ltd. Country or region after: China Address before: 215511 No.188 Tonggang Road, Changshu City, Suzhou City, Jiangsu Province (Meili) Patentee before: CHANGSHU TEXTILE MACHINERY WORKS Co.,Ltd. Country or region before: China |
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