CN102970010A - Drive circuit of electronic silk clamping device for weaving machine - Google Patents
Drive circuit of electronic silk clamping device for weaving machine Download PDFInfo
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- CN102970010A CN102970010A CN2012104374885A CN201210437488A CN102970010A CN 102970010 A CN102970010 A CN 102970010A CN 2012104374885 A CN2012104374885 A CN 2012104374885A CN 201210437488 A CN201210437488 A CN 201210437488A CN 102970010 A CN102970010 A CN 102970010A
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- 238000009941 weaving Methods 0.000 title abstract 2
- 230000001052 transient effect Effects 0.000 claims abstract description 17
- 238000011084 recovery Methods 0.000 claims abstract description 13
- 230000000087 stabilizing effect Effects 0.000 claims description 23
- 238000001514 detection method Methods 0.000 claims description 8
- 230000002401 inhibitory effect Effects 0.000 abstract 3
- 238000005265 energy consumption Methods 0.000 description 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000010304 firing Methods 0.000 description 2
- 230000009977 dual effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
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Abstract
The invention relates to a drive circuit of an electronic silk clamping device for a weaving machine. The drive circuit is characterized by comprising a first switch tube, a second switch tube, a fast recovery diode and a transient voltage inhibiting tube, wherein an emitting electrode of the first switch tube is connected with a first external voltage-stabilizing direct current source, a collector electrode of the first switch tube is connected with the first end of the electronic silk clamping device, and a base electrode of the first switch tube is connected with a pulse-width modulation (PWM) signal. The second end of the electronic silk clamping device is connected with a drain electrode of the second switch tube, a source electrode of the second switch tube is grounded, and a grid electrode of the second switch tube is connected with a square-wave signal. A positive electrode of the fast recovery diode is connected with the first end of the electronic silk clamping device, a negative electrode of the fast recovery diode is connected with the first external voltage-stabilizing direct current source, a positive electrode of the transient voltage inhibiting tube is connected with the second end of the electronic silk clamping device, and a negative electrode of the transient voltage inhibiting tube is connected with the first external voltage-stabilizing direct current source. Compared with the prior art, the drive circuit achieves fast opening and closing of the electronic silk clamping device and has the advantages of being low in power consumption, large in opening current and small in holding current.
Description
Technical field
The present invention relates to a kind of drive circuit of loom sub-folder silk device.
Background technology
The wired device that uses on the loom has two kinds of mechanical type and electronic types.The wired device of electronic type is compared with mechanical wired device, have response fast, low in energy consumption, be convenient to the advantages such as adjusting, long service life, so the scope of application of the wired device of electronic type on loom constantly enlarges, and replaces just gradually the wired device of traditional mechanical type.
The drive circuit of the wired device of electronic type is the important component part of the wired device of electronic type, and the performance of the drive circuit of the wired device of electronic type can affect the performance of the control system of whole loom.Present drive circuit, low in energy consumption, circuit structure is complicated, firing current is large not, and therefore the performance of whole drive circuit is not high.
Summary of the invention
Technical problem to be solved by this invention be for above-mentioned prior art provide a kind of low in energy consumption, can high-pressure opening, the drive circuit of the loom sub-folder silk device that keeps of low pressure.
The present invention solves the problems of the technologies described above the technical scheme that adopts: the drive circuit of this loom sub-folder silk device, it is characterized in that: comprise the first switching tube, the second switch pipe, transient voltage killer tube and fast recovery diode, wherein the emitter of the first switching tube links to each other with the first external voltage stabilizing DC source, the collector electrode of the first switching tube links to each other with the first end of the wired device of electronics, the base stage of the first switching tube links to each other with square-wave signal, the second end of the wired device of electronics links to each other with the drain electrode of second switch pipe, the source ground of second switch pipe, the grid of second switch pipe links to each other with pwm signal, the anode of transient voltage killer tube links to each other with the first end of the wired device of electronics, the negative electrode of transient voltage killer tube links to each other with the first external voltage stabilizing DC source, the anode of fast recovery diode links to each other with the second end of the wired device of electronics, and the negative electrode of fast recovery diode links to each other with the first external voltage stabilizing DC source.
As improvement, described pwm signal and described square-wave signal are produced by singlechip controller, link to each other with the base stage of the first triode after wherein the square-wave signal of singlechip controller generation connects the first resistance, the grounded emitter of the first triode, the collector electrode of the first triode link to each other with the base stage of the first switching tube after connecting the 3rd resistance; After connecting the tenth resistance, the pwm signal that singlechip controller produces links to each other with the base stage of the 5th triode, the grounded emitter of the 5th triode, and the collector electrode of the 5th triode links to each other with the grid of second switch pipe after connecting the 13 resistance.
Improve again, drive circuit provided by the invention also comprises over-current detection and short-circuit protection circuit, this over-current detection and short-circuit protection circuit comprise the 4th resistance, the 5th resistance, the 6th resistance, the 7th resistance, the 8th resistance, the 9th resistance, the 14 resistance, the 3rd triode, the 4th triode, the first end of the 4th resistance wherein, the first end of the 5th resistance, the first end of the first end of the 6th resistance and the 7th resistance all links to each other with the second external voltage stabilizing DC source, the second end of the 4th resistance, the second end of the 5th resistance, the tie point that the second end of the 6th resistance and the second end of the 7th resistance interconnect is the described first external voltage stabilizing DC source, the base stage of the 3rd triode links to each other with the negative electrode of transient voltage killer tube, the emitter of the 3rd triode and the second external voltage stabilizing DC source phase, the collector electrode of the 3rd triode links to each other with the first end of the 14 resistance, the second end ground connection of the 14 resistance; The first end of the 8th resistance links to each other with the collector electrode of the 3rd triode, the second end of the 8th resistance links to each other with the base stage of the 4th triode, the grounded emitter of the 4th triode, the collector electrode of the 4th triode links to each other with the 3rd external voltage stabilizing DC source after connecting the 9th resistance, and the collector electrode of the 4th triode links to each other with the detection signal input port of singlechip controller simultaneously.
Compared with prior art, the invention has the advantages that: this drive circuit can make the wired device high-pressure opening of electronics, and low pressure keeps, and has realized the quick opening and closing of the wired device of electronics, have low in energy consumption, firing current is large, keeps the little advantage of electric current.
Description of drawings
Fig. 1 is the former intention of circuit of the drive circuit of loom sub-folder silk device in the embodiment of the invention one.
Fig. 2 is the former intention of circuit of the drive circuit of loom sub-folder silk device in the embodiment of the invention two.
Embodiment
Embodiment is described in further detail the present invention below in conjunction with accompanying drawing.
Embodiment one
The drive circuit of loom sub-folder silk device as shown in Figure 1, it comprises the first switching tube Q2, second switch pipe Q6, transient voltage killer tube D1 and fast recovery diode D2, wherein the emitter of the first switching tube Q2 links to each other with the first external voltage stabilizing DC source VCC, the collector electrode of the first switching tube Q2 links to each other with the first end of the wired device L2 of electronics, the base stage of the first switching tube Q2 links to each other with square-wave signal, the second end of the wired device L2 of electronics links to each other with the drain electrode of second switch pipe Q6, the source ground of second switch pipe Q6, the grid of second switch pipe Q6 links to each other with pwm signal, the anode of transient voltage killer tube D1 links to each other with the first end of the wired device of electronics, the negative electrode of transient voltage killer tube D1 links to each other with the first external voltage stabilizing DC source VCC, the anode of fast recovery diode D2 links to each other with the second end of the wired device L2 of electronics, and the negative electrode of fast recovery diode D2 links to each other with the first external voltage stabilizing DC source VCC.
By adjusting pwm signal and square-wave signal, just can control closing of the first switching tube Q2 and second switch pipe Q6, make the solenoid of the wired device L2 of electronics produce electromagnetic force, thereby realize the wired device folding control of electronics, the unlatching of the wired device of electronics can improve opening speed by strengthening electric current, and little electric current just can be kept wired device opening after opening.During beginning, the first switching tube Q2 and second switch pipe Q6 open simultaneously, and electric current increases rapidly, the wired device rapid closing of electronics, and the wired device of electronics is kept little current work behind the certain hour under the pwm signal effect, and the wired device of electronics keeps.After the first switching tube Q2 and second switch pipe Q6 disconnected, the electric current of the wired device coil of electronics discharged rapidly through fast recovery diode D1, transient voltage killer tube D2, the solenoid dead electricity of the wired device L2 of electronics, and the wired device of electronics cuts out rapidly under spring-force driven dual.
Pwm signal and square-wave signal can directly be supplied with by the external control module.The first switching tube Q2 uses PNP Darlington iron plate triode, and model is MJD117, and second switch pipe Q6 uses and tells grid paster CMOS pipe, and model is FR120.In the present embodiment, the electric current transient peak of the wired device of electronics can reach 4A.
Embodiment two
Different from embodiment one is, pwm signal and square-wave signal are produced by singlechip controller UG1, referring to shown in Figure 2, singlechip controller UG1 selects monocycle enhancement mode STC12C5A60S2 chip, this chip internal has been inherited independently 16 high speed PCA passages of two-way, can produce easily pwm signal and square-wave signal; Wherein the square-wave signal of singlechip controller UG1 generation links to each other with the base stage of the first triode Q1 after connecting the first resistance R 1, the grounded emitter of the first triode Q1, the collector electrode of the first triode Q1 link to each other with the base stage of the first switching tube Q2 after connecting the 3rd resistance R 3; The pwm signal that singlechip controller UG1 produces links to each other with the base stage of the 5th triode Q5 after connecting the tenth resistance R 10, the grounded emitter of the 5th triode Q5, the collector electrode of the 5th triode Q5 link to each other with the grid of second switch pipe Q6 after connecting the 13 resistance R 13.
Because the current ratio when the wired device of electronics is opened is larger, therefore present embodiment also specialized designs current detecting and protective circuit, this this over-current detection and short-circuit protection circuit comprise the 4th resistance R 4, the 5th resistance R 5, the 6th resistance R 6, the 7th resistance R 7, the 8th resistance R 8, the 9th resistance R 9, the 14 resistance R 14, the 3rd triode Q3, the 4th triode Q3, the first end of the 4th resistance R 4 wherein, the first end of the 5th resistance R 5, the first end of the first end of the 6th resistance R 6 and the 7th resistance R 7 all links to each other with the second external voltage stabilizing DC source, the second external voltage stabilizing DC source is+the 48V DC power supply, the second end of the 4th resistance R 4, the second end of the 5th resistance R 5, the tie point that the second end of the second end of the 6th resistance R 6 and the 7th resistance R 7 interconnects is the described first external voltage stabilizing DC source, the base stage of the 3rd triode Q3 links to each other with the negative electrode of transient voltage killer tube D2, the emitter of the 3rd triode Q3 and the second external voltage stabilizing DC source phase, the collector electrode of the 3rd triode Q3 links to each other with the first end of the 14 resistance R 14, the second end ground connection of the 14 resistance R 14; The first end of the 8th resistance R 8 links to each other with the collector electrode of the 3rd triode Q3, the second end of the 8th resistance R 8 links to each other with the base stage of the 4th triode Q3, the grounded emitter of the 4th triode Q3, the collector electrode of the 4th triode Q3 links to each other with the 3rd external voltage stabilizing DC source after connecting the 9th resistance R 9, the 3rd external voltage stabilizing DC source is+the 5V DC power supply that the collector electrode of the 4th triode Q3 links to each other with the detection signal input port of singlechip controller UG1 simultaneously.
Claims (3)
1. the drive circuit of a loom sub-folder silk device, it is characterized in that: comprise the first switching tube (Q2), second switch pipe (Q6), transient voltage killer tube (D1) and fast recovery diode (D2), wherein the emitter of the first switching tube (Q2) links to each other with the first external voltage stabilizing DC source, the collector electrode of the first switching tube (Q2) links to each other with the first end of the wired device of electronics (L2), the base stage of the first switching tube (Q2) links to each other with square-wave signal, the second end of the wired device of electronics (L2) links to each other with the drain electrode of second switch pipe (Q6), the source ground of second switch pipe (Q6), the grid of second switch pipe (Q6) links to each other with pwm signal, the anode of transient voltage killer tube (D1) links to each other with the first end of the wired device of electronics, the negative electrode of transient voltage killer tube (D1) links to each other with the first external voltage stabilizing DC source, the anode of fast recovery diode (D2) links to each other with the second end of the wired device of electronics (L2), and the negative electrode of fast recovery diode (D2) links to each other with the first external voltage stabilizing DC source.
2. the drive circuit of loom sub-folder silk device according to claim 1, it is characterized in that: described pwm signal and described square-wave signal are produced by singlechip controller (UG1), link to each other with the base stage of the first triode (Q1) after wherein the square-wave signal of singlechip controller (UG1) generation connects the first resistance (R1), the grounded emitter of the first triode (Q1), the collector electrode of the first triode (Q1) link to each other with the base stage of the first switching tube (Q2) after connecting the 3rd resistance (R3); The pwm signal that singlechip controller (UG1) produces links to each other with the base stage of the 5th triode (Q5) after connecting the tenth resistance (R10), the grounded emitter of the 5th triode (Q5), the collector electrode of the 5th triode (Q5) link to each other with the grid of second switch pipe (Q6) after connecting the 13 resistance (R13).
3. the drive circuit of loom sub-folder silk device according to claim 2, it is characterized in that: also comprise over-current detection and short-circuit protection circuit, this over-current detection and short-circuit protection circuit comprise the 4th resistance (R4), the 5th resistance (R5), the 6th resistance (R6), the 7th resistance (R7), the 8th resistance (R8), the 9th resistance (R9), the 14 resistance (R14), the 3rd triode (Q3), the 4th triode (Q3), the first end of the 4th resistance (R4) wherein, the first end of the 5th resistance (R5), the first end of the first end of the 6th resistance (R6) and the 7th resistance (R7) all links to each other with the second external voltage stabilizing DC source, the second end of the 4th resistance (R4), the second end of the 5th resistance (R5), the tie point that the second end of the second end of the 6th resistance (R6) and the 7th resistance (R7) interconnects is the described first external voltage stabilizing DC source, the base stage of the 3rd triode (Q3) links to each other with the negative electrode of transient voltage killer tube (D2), the emitter of the 3rd triode (Q3) and the second external voltage stabilizing DC source phase, the collector electrode of the 3rd triode (Q3) links to each other with the first end of the 14 resistance (R14), the second end ground connection of the 14 resistance (R14); The first end of the 8th resistance (R8) links to each other with the collector electrode of the 3rd triode (Q3), the second end of the 8th resistance (R8) links to each other with the base stage of the 4th triode (Q3), the grounded emitter of the 4th triode (Q3), the collector electrode of the 4th triode (Q3) links to each other with the 3rd external voltage stabilizing DC source after connecting the 9th resistance (R9), and the collector electrode of the 4th triode (Q3) links to each other with the detection signal input port of singlechip controller (UG1) simultaneously.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210437488.5A CN102970010B (en) | 2012-11-05 | 2012-11-05 | Drive circuit of electronic silk clamping device for weaving machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210437488.5A CN102970010B (en) | 2012-11-05 | 2012-11-05 | Drive circuit of electronic silk clamping device for weaving machine |
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| Publication Number | Publication Date |
|---|---|
| CN102970010A true CN102970010A (en) | 2013-03-13 |
| CN102970010B CN102970010B (en) | 2015-05-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210437488.5A Active CN102970010B (en) | 2012-11-05 | 2012-11-05 | Drive circuit of electronic silk clamping device for weaving machine |
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| Country | Link |
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| CN (1) | CN102970010B (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2755126Y (en) * | 2004-10-27 | 2006-02-01 | 泰兴市虹飞电子有限公司 | Electronic self-retaining yarn gripper of jetting loom |
| CN201821077U (en) * | 2010-09-21 | 2011-05-04 | 上海航天汽车机电股份有限公司 | Overcurrent protection circuit |
| CN202916631U (en) * | 2012-11-05 | 2013-05-01 | 宁波宏大纺织仪器有限公司 | Drive circuit of electronic gripper for loom |
-
2012
- 2012-11-05 CN CN201210437488.5A patent/CN102970010B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2755126Y (en) * | 2004-10-27 | 2006-02-01 | 泰兴市虹飞电子有限公司 | Electronic self-retaining yarn gripper of jetting loom |
| CN201821077U (en) * | 2010-09-21 | 2011-05-04 | 上海航天汽车机电股份有限公司 | Overcurrent protection circuit |
| CN202916631U (en) * | 2012-11-05 | 2013-05-01 | 宁波宏大纺织仪器有限公司 | Drive circuit of electronic gripper for loom |
Non-Patent Citations (2)
| Title |
|---|
| 李广荣等: "利用单片机改进电磁阀驱动", 《电子产品世界》, no. 22, 30 November 2003 (2003-11-30), pages 62 - 64 * |
| 郑萍等: "一种新型高速电磁阀驱动电路", 《电子产品世界》, no. 4, 28 February 2006 (2006-02-28), pages 85 - 88 * |
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| CN102970010B (en) | 2015-05-20 |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP02 | Change in the address of a patent holder |
Address after: No.168, Shanshan Road, Wangchun Industrial Park, Haishu District, Ningbo City, Zhejiang Province Patentee after: NINGBO HONGDA TEXTILE INSTRUMENT Co.,Ltd. Address before: No. 168, Shanshan Road, Wangchun Industrial Park, Yinzhou District, Ningbo City, Zhejiang Province Patentee before: NINGBO HONGDA TEXTILE INSTRUMENT Co.,Ltd. |
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| CP02 | Change in the address of a patent holder | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A drive circuit of an electronic wire gripper for a loom Effective date of registration: 20220802 Granted publication date: 20150520 Pledgee: China Construction Bank Co.,Ltd. Ningbo housing and urban construction sub branch Pledgor: Ningbo Hongda Textile Instrument Co.,Ltd. Registration number: Y2022980011778 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |