CN104009700A - Yarn detection and control circuit of strength tester - Google Patents
Yarn detection and control circuit of strength tester Download PDFInfo
- Publication number
- CN104009700A CN104009700A CN201410248869.8A CN201410248869A CN104009700A CN 104009700 A CN104009700 A CN 104009700A CN 201410248869 A CN201410248869 A CN 201410248869A CN 104009700 A CN104009700 A CN 104009700A
- Authority
- CN
- China
- Prior art keywords
- power supply
- switching power
- switch
- module
- contactor
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Abstract
The invention provides a yarn detection and control circuit of a strength tester. The yarn detection and control circuit is characterized in that 220V mains supply power lines L and N are connected with a frequency inverter U1, a normally-open contact KM1-1 of a forward contactor KM1 and a motor M1 in parallel through one path of a breaker QF; the normally-open contact KM1-1 of the forward contactor is connected with a normally-open contact KM2-1 of a reverse contactor in an interlocking mode; the other path of the breaker QF is connected with the input end of a switching power supply AC/DC module, and the positive pole and the negative pole of the output end of the switching power supply AC/DC module are connected with a power indicator HL in parallel; the output end of the switching power supply AC/DC module is provided with the positive pole and the negative pole, and the positive pole of the output end of the switching power supply AC/DC module passes through a stop switch SA1; a first control circuit controls chucks of the YG021A strength tester to descend; a second control circuit controls the chucks of the strength tester to ascend; a third control circuit controls the yarn breaking chucks of the strength tester to stop.
Description
Technical field
The present invention relates to the electric detection control circuit of a kind of weaving, specifically a kind of strength machine yarn detects control circuit.
Background technology
Existing YG021A single thread force-machine, is 220V AC power, uses direct current machine to drive, and speed governing part uses the control of calculus circuit, and direct current machine versatility is lower on the one hand, and replacement cost is higher.Calculus alignment circuit components and parts are a lot of on the other hand, and maintenance is changed loaded down with trivial details.So solve YG021A single thread force-machine circuit control system, make full use of original equipment peripheral sensor and reset control circuit, for completing existing YG021A single thread force-machine everything, and eliminate circuit elements device exist aging hidden danger, reduce failure rate, the driving that realizes circuit just seems particularly important.
Summary of the invention
For overcoming the deficiency of existing single thread force-machine circuit control system, the invention provides a kind of strength machine yarn and detect control circuit, this circuit changes frequency converter timing circuit into by the speed governing of original calculus alignment circuit, greatly reduces failure rate, operate simplyr, keep in repair more convenient.
For achieving the above object, the technical scheme that the present invention takes is: a kind of strength machine yarn detects control circuit, comprises major loop, frequency converter U1, motor M 1, Switching Power Supply AC/DC module, control loop, circuit breaker Q F, power supply indicator HL, positive contactor KM1, reversion contactor KM2, the first relay K A1, the second relay K A2, the first electromagnet YA1, the second electromagnet YA2; It is characterized in that: 220V civil power live wire L, zero line N are connected in parallel through circuit breaker Q F mono-tunnel and frequency converter U1, just contactor KM1 normally opened contact KM1-1 and motor M 1, positive contactor normally opened contact KM1-1 is connected with reversion contactor normally opened contact KM2-1 interlocking; Another road is connected with Switching Power Supply AC/DC module input, and Switching Power Supply AC/DC module output (direct current 24V voltage) both positive and negative polarity is connected in parallel with power supply indicator HL respectively.
Described Switching Power Supply AC/DC module output (direct current 24V voltage) both positive and negative polarity, Switching Power Supply AC/DC module output head anode is powered to following control loop through shutdown switch SA1:
The first control loop is connected in parallel by decline switch S A2 and positive contactor KM1 normally opened contact KM1-2, is connected in series with reversion contactor KM2 normally-closed contact KM2-2, normally-closed contact KA1-1, the KA1-1 of the first relay K A1, the first stroke switch S T1, the first stroke switch S T1, positive contactor KM1, Switching Power Supply AC/DC module negative pole of output end; Simultaneously positive contactor KM1 with after the second relay K A2 parallel connection, be connected with Switching Power Supply AC/DC module negative pole, the decline of this circuit control YG021A strength machine chuck.
The second control loop: rising switch S A3 and reversion contactor KM2 normally opened contact KM2-3 are connected in parallel, with positive contactor KM1 normally-closed contact KM1-3,, the second travel switch ST1, third trip switch S T3, reversion contactor KM2 and Switching Power Supply AC/DC module negative pole be connected in series, this circuit control strength machine chuck rises.
The 3rd control loop: shutdown switch SA1, broken yarn switch S A4, the first relay K A1, Switching Power Supply AC/DC module negative pole are connected in series, the disconnected chuck of this circuit control strength machine yarn stops.
The 4th control loop: shutdown switch SA1, fourth line journey switch S T4, the second relay K A2 normally-closed contact KA2-1 normally-closed contact KA2-1, the first electromagnet YA1, Switching Power Supply AC/DC module negative pole are connected in series.
The 5th control loop: shutdown switch SA1 the second relay K A2 normally opened contact KA2-2, the second electromagnet YA2 and Switching Power Supply AC/DC module negative pole are connected in series.
The present invention compared with prior art, the beneficial effect producing is: this circuit changes frequency converter timing circuit into by the speed governing of original calculus alignment circuit, use the universal alternating current machine of a 185W to drive, solve the motor-driven versatility of AC/DC, reduce cost, greatly reduce failure rate, operate simplyr, keep in repair more convenient.
Brief description of the drawings
Below in conjunction with drawings and Examples, the present invention is further described;
Fig. 1 circuit theory schematic diagram of the present invention.
Embodiment
Embodiment of the present invention is not drawn with reference to accompanying drawing 1(circuit structure diagram): 220V mains supply live wire L, zero line N are through circuit breaker Q F, one tunnel and frequency converter U1, positive contactor KM1 normally opened contact KM1-1 and motor M 1 are connected in parallel, and positive contactor normally opened contact KM1-1 is connected with reversion contactor normally opened contact KM2-1 interlocking; Another road is connected with Switching Power Supply AC/DC module input, and Switching Power Supply AC/DC module output (direct current 24V voltage) both positive and negative polarity is connected in parallel with power supply indicator HL respectively.
Switching Power Supply AC/DC module main circuit of the present invention is made up of input Electromagnetic interference filter EMI, current rectifying and wave filtering circuit, power conversion circuit, PW controller circuitry, output rectifier and filter.Auxiliary circuit has input over under-voltage protection circuit, output over under-voltage protection circuit, output overcurrent protective circuit, output short circuit protection circuit etc.Switching Power Supply AC/DC module output (direct current 24V voltage) both positive and negative polarity, Switching Power Supply AC/DC module output head anode is powered to following control loop through shutdown switch SA1:
The first control loop is connected in parallel by decline switch S A2 and positive contactor KM1 normally opened contact KM1-2, is connected in series with reversion contactor KM2 normally-closed contact KM2-2, normally-closed contact KA1-1, the first stroke switch S T1 of the first relay K A1, the first stroke switch S T1, positive contactor KM1, Switching Power Supply AC/DC module negative pole of output end; Simultaneously positive contactor KM1 with after the second relay K A2 parallel connection, be connected with Switching Power Supply AC/DC module negative pole, the decline of this circuit control YG021A single thread force machine grip holder.
The second control loop: rising switch S A3 and reversion contactor KM2 normally opened contact KM2-3 are connected in parallel, be connected in series with positive contactor KM1 normally-closed contact KM1-3, the second travel switch ST1, third trip switch S T3, reversion contactor KM2 and Switching Power Supply AC/DC module negative pole, this circuit control YG021A single thread force machine grip holder rises.
The 3rd control loop: shutdown switch SA1, broken yarn switch S A4, the first relay K A1, Switching Power Supply AC/DC module negative pole are connected in series, the disconnected chuck of this circuit control YG021A single thread force-machine yarn stops.
The 4th control loop: shutdown switch SA1, fourth line journey switch S T4, the second relay K A2 normally-closed contact KA2-1 normally-closed contact KA2-1, the first electromagnet YA1, Switching Power Supply AC/DC module negative pole are connected in series.
The 5th control loop: shutdown switch SA1 the second relay K A2 normally opened contact KA2-2, the second electromagnet YA2 and Switching Power Supply AC/DC module negative pole are connected in series.
Operation principle of the present invention is: by circuit breaker Q F closure, Switching Power Supply AC/DC module obtains electric, and power supply indicator HL is bright.Press decline switch S A1, positive contactor KM1 obtains electric, motor forward (decline), the second general-purpose relay KA2 obtains electric simultaneously, its normally opened contact KA2-2 closure, electromagnet YA2 obtains electric, extends scale and is held with chuck decline (survey yarn elongation) by electromagnet YA2.In the time that the yarn of drawing-off is pulled off, K switch A2-1 closure, the first relay K A1 obtains electric, and its normally-closed contact KA1-1 and KA1-2 disconnect, motor M 1 stall, electromagnet YA2 dead electricity, extends scale and is not declining with chuck.Press rising button SA3, reversion contactor KM2 obtains electric, motor reversal (rising), in the time that chuck goes back up to restriction position, meet third trip switch S T3, third trip switch S T3 normally-closed contact disconnects, positive contactor KM1 dead electricity makes motor stalling, and chuck is parked in and limits position.In the time that powerful pointer returns to zero-bit, fourth line journey switch S T4 action, its normally opened contact closure, the first electromagnet YA4 obtains electric, and chuck is held by the first electromagnet YA1, so far once surveys strong process and completes.After having worked, cut-off breaker QF, instrument dead electricity, indicator light HL extinguishes.
Claims (2)
1. strength machine yarn detects a control circuit, comprises major loop, frequency converter U1, motor M 1, Switching Power Supply AC/DC module, control loop, circuit breaker Q F, power supply indicator HL, positive contactor KM1, reversion contactor KM2, the first relay K A1, the second relay K A2, the first electromagnet YA1, the second electromagnet YA2; It is characterized in that: 220V power line L, N are connected in parallel through circuit breaker Q F mono-tunnel and frequency converter U1, just contactor KM1 normally opened contact KM1-1 and motor M 1, positive contactor normally opened contact KM1-1 is connected with reversion contactor normally opened contact KM2-1 interlocking; Another road is connected with Switching Power Supply AC/DC module input, and Switching Power Supply AC/DC module output positive and negative charge is connected in parallel with power supply indicator HL respectively.
2. a kind of strength machine yarn according to claim 1 detects control circuit, it is characterized in that: Switching Power Supply AC/DC module output positive and negative charge, and Switching Power Supply AC/DC module output head anode is powered to following control loop through shutdown switch SA1:
(1), the first control loop is connected in parallel by decline switch S A2 and positive contactor KM1 normally opened contact KM1-2, be connected in series with reversion contactor KM2 normally-closed contact KM2-2, normally-closed contact KA1-1, the KA1-1 of the first relay K A1, the first stroke switch S T1, the first stroke switch S T1, positive contactor KM1, Switching Power Supply AC/DC module negative pole of output end; Simultaneously positive contactor KM1 with after the second relay K A2 parallel connection, be connected with Switching Power Supply AC/DC module negative pole, the decline of this circuit control YG021A strength machine chuck;
(2), the second control loop: rising switch S A3 and reversion contactor KM2 normally opened contact KM2-3 are connected in parallel, with positive contactor KM1 normally-closed contact KM1-3,, the second travel switch ST1, third trip switch S T3, reversion contactor KM2 and Switching Power Supply AC/DC module negative pole be connected in series, this circuit control strength machine chuck rises;
(3), the 3rd control loop: shutdown switch SA1, broken yarn switch S A4, the first relay K A1, Switching Power Supply AC/DC module negative pole are connected in series, and the disconnected chuck of this circuit control strength machine yarn stops;
(4) the 4th control loops: shutdown switch SA1, fourth line journey switch S T4, the second relay K A2 normally-closed contact KA2-1 normally-closed contact KA2-1, the first electromagnet YA1, Switching Power Supply AC/DC module negative pole are connected in series;
(5), the 5th control loop: shutdown switch SA1 the second relay K A2 normally opened contact KA2-2, the second electromagnet YA2 and Switching Power Supply AC/DC module negative pole are connected in series.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410248869.8A CN104009700A (en) | 2014-06-07 | 2014-06-07 | Yarn detection and control circuit of strength tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410248869.8A CN104009700A (en) | 2014-06-07 | 2014-06-07 | Yarn detection and control circuit of strength tester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104009700A true CN104009700A (en) | 2014-08-27 |
Family
ID=51370220
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410248869.8A Pending CN104009700A (en) | 2014-06-07 | 2014-06-07 | Yarn detection and control circuit of strength tester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104009700A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106338951A (en) * | 2016-10-26 | 2017-01-18 | 国网浙江永嘉县供电公司 | Control circuit of online oil filtering machine of SYJZZ type on-load switch |
| CN110262404A (en) * | 2019-05-20 | 2019-09-20 | 南京交通职业技术学院 | Abrasive wire sawing machine control circuit |
| CN111427257A (en) * | 2020-04-09 | 2020-07-17 | 中国舰船研究设计中心 | Modularization isolating valve centralized control device |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2736554Y (en) * | 2004-01-12 | 2005-10-26 | 新疆金风科技股份有限公司 | Airscrew pitch variable control device |
| JP2005341651A (en) * | 2004-05-24 | 2005-12-08 | Sanken Electric Co Ltd | Inverter controller and oil extractor with inverter controller |
| CN201509172U (en) * | 2009-08-24 | 2010-06-16 | 襄垣县树元电器有限公司 | Device for controlling positive and negative rotation position of motor |
| CN102115000A (en) * | 2011-01-14 | 2011-07-06 | 上海微频莱机电科技有限公司 | Integrated controller for fan tower cylinder lifting machine |
-
2014
- 2014-06-07 CN CN201410248869.8A patent/CN104009700A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2736554Y (en) * | 2004-01-12 | 2005-10-26 | 新疆金风科技股份有限公司 | Airscrew pitch variable control device |
| JP2005341651A (en) * | 2004-05-24 | 2005-12-08 | Sanken Electric Co Ltd | Inverter controller and oil extractor with inverter controller |
| CN201509172U (en) * | 2009-08-24 | 2010-06-16 | 襄垣县树元电器有限公司 | Device for controlling positive and negative rotation position of motor |
| CN102115000A (en) * | 2011-01-14 | 2011-07-06 | 上海微频莱机电科技有限公司 | Integrated controller for fan tower cylinder lifting machine |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106338951A (en) * | 2016-10-26 | 2017-01-18 | 国网浙江永嘉县供电公司 | Control circuit of online oil filtering machine of SYJZZ type on-load switch |
| CN110262404A (en) * | 2019-05-20 | 2019-09-20 | 南京交通职业技术学院 | Abrasive wire sawing machine control circuit |
| CN111427257A (en) * | 2020-04-09 | 2020-07-17 | 中国舰船研究设计中心 | Modularization isolating valve centralized control device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104009700A (en) | Yarn detection and control circuit of strength tester | |
| CN103997198A (en) | Voltage short interruption noise immunity promoting circuit of transducer and transducer | |
| CN106235853A (en) | A kind of intelligent curtain controls device | |
| EP2587612A3 (en) | Methods and systems for operating a power conversion system | |
| CN204156764U (en) | Three phase electric machine positive phase sequence safe starting control device | |
| CN216487829U (en) | Central high-voltage switch opening and closing remote control device | |
| CN209298873U (en) | Driving acts automatic emergency stop circuit out of control | |
| CN201965820U (en) | Pulsating direct current transformer used in teaching | |
| CN104253417B (en) | Zero cross signal produces and synchronous communication circuit, method and home appliance | |
| CN103263969A (en) | Shredder | |
| CN203166769U (en) | High voltage frequency converter having rotating speed tracking and starting function | |
| CN201860085U (en) | Shot-blasting circuit capable of monitoring flux of steel sand | |
| CN208518033U (en) | A kind of non-contact toilet flushing valve automatic inductor of luminous energy | |
| CN203733718U (en) | Wide voltage electromagnetic contactor control circuit with low voltage ride-through function | |
| CN101950940B (en) | Shot blasting circuit with steel grit flow monitoring | |
| CN201864442U (en) | Inverter used for controlling alternating-current brake when electromagnetic lifter is in power failure | |
| CN201947218U (en) | Single-phase induction motor speed regulation control system | |
| CN205050794U (en) | Realize control circuit of many strokes of circuit breaker | |
| CN205503360U (en) | Miniature wind power generation system | |
| CN203439869U (en) | Elevator emergency device | |
| CN201742352U (en) | Motor control system for traveling crane | |
| CN206041612U (en) | Electronic type vacuum circuit breaker's solar electric source on post | |
| CN201821276U (en) | Device for moving electric locomotive in garage and debugging power supply electricity supply of electric locomotive | |
| CN103659061A (en) | Electric welding machine safe electricity-saving starting device | |
| CN202343992U (en) | Automatic-feeding magnetic seat drill |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20140827 |