CN109581957B - Spinning workshop increases opening, off-position time delay protection device - Google Patents
Spinning workshop increases opening, off-position time delay protection device Download PDFInfo
- Publication number
- CN109581957B CN109581957B CN201811372894.1A CN201811372894A CN109581957B CN 109581957 B CN109581957 B CN 109581957B CN 201811372894 A CN201811372894 A CN 201811372894A CN 109581957 B CN109581957 B CN 109581957B
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- relay
- parallel
- contactor
- button
- variable resistor
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- 238000009987 spinning Methods 0.000 title claims abstract description 11
- 230000009286 beneficial effect Effects 0.000 abstract description 4
- 238000000034 method Methods 0.000 abstract description 3
- 230000007547 defect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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Classifications
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/05—Programmable logic controllers, e.g. simulating logic interconnections of signals according to ladder diagrams or function charts
- G05B19/054—Input/output
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
- D01D13/00—Complete machines for producing artificial threads
- D01D13/02—Elements of machines in combination
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/10—Plc systems
- G05B2219/11—Plc I-O input output
- G05B2219/1105—I-O
Abstract
The invention discloses an increased opening and stopping time delay protection device for a spinning workshop, which structurally comprises an alternating current power supply, a first circuit breaker and a first button, wherein after a first contactor is powered off and disconnected, a normally open auxiliary contact of the first contactor inputs jump negative pulses to an input end of a PLC (programmable logic controller), an output end of the PLC acts, a first relay is actuated, a normally closed contact of the first relay is disconnected, after a circuit timer in the PLC reaches a set time, the first relay is disconnected, and a normally closed contact of the first relay of a control circuit is closed to play a role in power failure time delay protection; after the first metering pump is started, the normally open auxiliary contact of the first contactor inputs jump positive pulse to the input end of the PLC, the output end of the PLC acts, the second relay, the third relay and the fourth relay are attracted, and the normally closed contacts of the second relay, the third relay and the fourth relay of the control loop are disconnected, so that open delay protection is realized; the method has the beneficial effects of avoiding the phenomenon that fine wires appear in the middle of the finished product wires due to misoperation and improving the product quality.
Description
Technical Field
The invention relates to the technical field of start and stop delay protection, in particular to an increased start and stop delay protection device for a spinning workshop.
Background
In the chemical fiber industry, the fine thread appears in the middle of the finished yarn, which is a problem that cannot be put to an end, besides mechanical reasons, the misoperation of operators is also an important factor for generating the fine thread, the start button is pressed immediately after the stop button is pressed by mistake, and the finished yarn cannot be broken as long as the time is not very long, and the test shows that: in the normal production process, after the stop button is pressed for seven seconds, the start button is pressed again, the finished wire is continuous, the section of the finished wire is detected in the object conveying detection room and then displayed, and the thinnest part of the finished wire is only half of the original part.
Disclosure of Invention
Technical problem to be solved
In order to overcome the defects of the prior art, the spinning workshop additionally provided with the on-off delay protection device is used for solving the problem that the fine yarn appears in the middle of the finished yarn due to misoperation, so that the problem that the fine yarn appears in the middle of the finished yarn due to misoperation is completely eradicated, and the product quality is improved.
(II) technical scheme
The invention is realized by the following technical scheme: the invention provides an increased opening and stopping time delay protection device for a spinning workshop, which comprises an alternating current power supply, a first circuit breaker, a first button, a first variable resistor, a first contactor, a zero line, a first metering pump, a second button, a second variable resistor, a second contactor, a second metering pump, a second circuit breaker, a third button, a third variable resistor, a third contactor, a third metering pump, a fourth button, a fourth variable resistor, a fourth contactor, a fourth metering pump, a first relay, a second relay, a third relay and a fourth relay, wherein the alternating current power supply is connected with the first circuit breaker in parallel, the first circuit breaker is connected with the first button in parallel, the first button is connected with the first variable resistor in series, the first button is connected with the first variable resistor in parallel through a normally open contact of the first contactor, the first variable resistor is connected with the first relay in series, the first relay is connected in parallel with the first contactor, the first contactor is connected in parallel with a zero line, the first relay is connected in parallel with the first metering pump, the first metering pump is connected in parallel with the zero line, the first breaker is connected in parallel with the second button, the second button is connected in series with the second variable resistor, the second button is connected in parallel with the second variable resistor through a normally open contact of the second contactor, the second variable resistor is connected in series with the second relay, the second relay is connected in parallel with the zero line, the second relay is connected in parallel with the second metering pump, the second metering pump is connected in parallel with the zero line, the alternating current power supply is connected in parallel with the second breaker, the second breaker is connected in parallel with the third button, the third button is connected in series with the third variable resistor, the third button is connected in parallel with the third variable resistor through a normally open contact of the third contactor, the third variable resistance is connected in parallel with the third relay, the third relay is connected in parallel with the third contactor, the third contactor is connected in parallel with the zero line, the third relay is connected in parallel with the third metering pump, the third metering pump is connected in parallel with the zero line, the second circuit breaker is connected in parallel with the fourth button, the fourth button is connected in series with the fourth variable resistance, the fourth button is connected in parallel with the fourth variable resistance through the normally open contact of the fourth contactor, the fourth variable resistance is connected in series with the fourth relay, the fourth relay is connected in parallel with the fourth contactor, the fourth contactor is connected in parallel with the zero line, the fourth relay is connected in parallel with the fourth metering pump, and the fourth metering pump is connected in parallel with the zero line.
Furthermore, the normally open contacts of the first contactor, the second contactor, the third contactor and the fourth contactor are all connected with the input end of the PLC in parallel.
Furthermore, the first relay, the second relay, the third relay and the fourth relay are all connected with the output end of the PLC in parallel.
Furthermore, the time delay of the PLC internal circuit timer is set by a PLC external potentiometer.
(III) advantageous effects
Compared with the prior art, the invention has the following beneficial effects:
1) after the first contactor is disconnected after power failure, a normally open auxiliary contact of the first contactor inputs jump negative pulse to the input end of the PLC, the output end of the PLC acts, the first relay is actuated, a normally closed contact of the first relay is disconnected, the first relay is disconnected after a circuit timer in the PLC reaches a set time, the normally closed contact of the first relay of a control circuit is closed, and power failure delay protection is achieved; after the first metering pump is started, the normally open auxiliary contact of the first contactor inputs jump positive pulse to the input end of the PLC, the output end of the PLC acts, the second relay, the third relay and the fourth relay are attracted, and the normally closed contacts of the second relay, the third relay and the fourth relay of the control loop are disconnected, so that open delay protection is realized; the method has the beneficial effects of avoiding the phenomenon that fine wires appear in the middle of the finished product wires due to misoperation and improving the product quality.
Drawings
Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic diagram of a CPU module according to the present invention.
In the figure: the device comprises an alternating current power supply-1, a first circuit breaker-2, a first button-3, a first variable resistor-4, a first relay-5, a first contactor-6, a zero line-7, a first metering pump-8, a second button-9, a second variable resistor-10, a second relay-11, a second contactor-12, a second metering pump-13, a second circuit breaker-14, a third button-15, a third variable resistor-16, a third relay-17, a third contactor-18, a third metering pump-19, a fourth button-20, a fourth variable resistor-21, a fourth relay-22, a fourth contactor-23, a fourth metering pump-24 and a PLC-25.
Detailed Description
In the technical scheme:
the first relay 5, the second relay 11, the third relay 17 and the fourth relay 22 are substantial innovative components of the present invention.
The ac power supply 1, the first circuit breaker 2, the first button 3, the first variable resistor 4, the first contactor 6, the neutral wire 7, the first metering pump 8, the second button 9, the second variable resistor 10, the second contactor 12, the second metering pump 13, the second circuit breaker 14, the third button 15, the third variable resistor 16, the third contactor 18, the third metering pump 19, the fourth button 20, the fourth variable resistor 21, the fourth contactor 23, the fourth metering pump 24, and the PLC25 are indispensable connection components for implementing the technical solution of the present invention.
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Referring to fig. 1 and 2, the present invention provides a delay protection device for increasing the start and stop positions of a spinning workshop: the device comprises an alternating current power supply 1, a first circuit breaker 2, a first button 3, a first variable resistor 4, a first contactor 6, a zero line 7, a first metering pump 8, a second button 9, a second variable resistor 10, a second contactor 12, a second metering pump 13, a second circuit breaker 14, a third button 15, a third variable resistor 16, a third contactor 18, a third metering pump 19, a fourth button 20, a fourth variable resistor 21, a fourth contactor 23, a fourth metering pump 24, a first relay 5, a second relay 11, a third relay 17 and a fourth relay 22, wherein the alternating current power supply 1 is connected with the first circuit breaker 2 in parallel, the first circuit breaker 2 is connected with the first button 3 in parallel, the first button 3 is connected with the first variable resistor 4 in series, the first button 3 is connected with the first variable resistor 4 in parallel through a normally open contact of the first contactor 6, and the first variable resistor 4 is connected with the first relay 5 in series, the first relay 5 is connected in parallel with the first contactor 6, the first contactor 6 is connected in parallel with a zero line 7, the first relay 5 is connected in parallel with a first metering pump 8, the first metering pump 8 is connected in parallel with the zero line 7, the first circuit breaker 2 is connected in parallel with a second button 9, the second button 9 is connected in series with a second variable resistor 10, the second button 9 is connected in parallel with a second variable resistor 10 through a normally open contact of a second contactor 12, the second variable resistor 10 is connected in series with a second relay 11, the second relay 11 is connected in parallel with the zero line 7, the second relay 11 is connected in parallel with a second metering pump 13, the second metering pump 13 is connected in parallel with the zero line 7, the alternating current power supply 1 is connected in parallel with a second circuit breaker 14, the second circuit breaker 14 is connected in parallel with a third button 15, the third button 15 is connected in series with a third variable resistor 16, the third button 15 is connected in parallel with a normally open contact of a third contactor 18, the third variable resistor 16 is connected in parallel with the third relay 17, the third relay 17 is connected in parallel with the third contactor 18, the third contactor 18 is connected in parallel with the zero line 7, the third relay 17 is connected in parallel with the third metering pump 19, the third metering pump 19 is connected in parallel with the zero line 7, the second circuit breaker 14 is connected in parallel with the fourth button 20, the fourth button 20 is connected in series with the fourth variable resistor 21, the fourth button 20 is connected in parallel with the fourth variable resistor 21 through a normally open contact of the fourth contactor 23, the fourth variable resistor 21 is connected in series with the fourth relay 22, the fourth relay 22 is connected in parallel with the fourth contactor 23, the fourth contactor 23 is connected in parallel with the zero line 7, the fourth relay 22 is connected in parallel with the fourth metering pump 24, and the fourth metering pump 24 is connected in parallel with the zero line 7.
The normally open contacts of the first contactor 6, the second contactor 12, the third contactor 18 and the fourth contactor 23 are all connected in parallel with the input end of the PLC 25.
The first relay 5, the second relay 11, the third relay 17 and the fourth relay 22 are all connected with the output end of the PLC25 in parallel.
The time delay of the circuit timer in the PLC25 is set by an external potentiometer of the PLC 25.
The working principle is as follows: taking the first metering pump 8 as an example for starting a control loop, after the first button 3 is pressed and stopped, the first contactor 6 is powered off and disconnected, the normally open auxiliary contact of the first contactor 6 inputs a jump negative pulse to the input end I0.0 of the PLC25, the output end Q0.0 of the PLC25 acts, the first relay 5 is attracted, the first metering pump 8 starts the control loop, the normally closed contact of the first relay 5 is disconnected, after the circuit timer in the PLC reaches the set time, the first relay 5 is disconnected, the normally closed contact of the first relay 5 is closed, and the first metering pump 8 starts the control loop to return to normal; in order to prevent a plurality of control loops from being started at the same time and causing feeding pressure fluctuation, every four control loops are set into a group, after one control loop acts, other three control loops which are not operated in the same group cannot be started within delay time, the delay time is also set by a PLC25 external potentiometer SW1, taking the first metering pump 8, the second metering pump 13, the third metering pump 19 and the fourth metering pump 24 to start the control loops as an example, if the first metering pump 8 in the group is started, a normally open auxiliary contact of a first contactor 6 inputs a jump positive pulse to an input end I0.0 of a PLC25, an output end Q0.1, Q0.2 and Q0.3 of the PLC25 acts, a second relay 11, a third relay 17 and a fourth relay 22 are attracted, and normally closed contacts of the control loops are disconnected (the operated loops do not act); in order to solve the phenomenon that a fine wire appears in the middle of a finished wire due to misoperation, a first relay 5, a second relay 11, a third relay 17 and a fourth relay 22 are installed in a circuit, after the first contactor 6 is disconnected after power failure, a normally open auxiliary contact of the first contactor 6 inputs a jump negative pulse to the input end of the PLC25, the output end of the PLC25 acts, the first relay 5 is attracted, a normally closed contact of the first relay 5 is disconnected, after a circuit timer in the PLC25 reaches a set time, the first relay 5 is disconnected, and the normally closed contact of the first relay 5 in a control loop is closed, so that power failure delay protection is achieved; after the first metering pump 8 is started, the normally open auxiliary contact of the first contactor 6 inputs a jump positive pulse to the input end of the PLC25, the output end of the PLC25 acts, the second relay 11, the third relay 17 and the fourth relay 22 are attracted, and the normally closed contacts of the second relay 11, the third relay 17 and the fourth relay 22 of the control loop are disconnected, so that open-position delay protection is realized; the method has the beneficial effects of avoiding the phenomenon that fine wires appear in the middle of the finished product wires due to misoperation and improving the product quality.
While there have been shown and described what are at present considered the fundamental principles and essential features of the invention and its advantages, it will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (4)
1. The utility model provides a spinning workshop increases and opens, off-position time delay protection device, including alternating current power supply (1), first circuit breaker (2), first button (3), first variable resistance (4), first contactor (6), zero line (7), first measuring pump (8), second button (9), second variable resistance (10), second contactor (12), second measuring pump (13), second circuit breaker (14), third button (15), third variable resistance (16), third contactor (18), third measuring pump (19), fourth button (20), fourth variable resistance (21), fourth contactor (23) and fourth measuring pump (24), its characterized in that: still include first relay (5), second relay (11), third relay (17) and fourth relay (22), alternating current power supply (1) connects in parallel with first circuit breaker (2), first circuit breaker (2) connects in parallel with first button (3), first button (3) establishes ties with first variable resistance (4), first button (3) connects in parallel with first variable resistance (4) through the normally open contact of first contactor (6), first variable resistance (4) establishes ties with first relay (5), first relay (5) connects in parallel with first contactor (6), first contactor (6) connects in parallel with zero line (7), first relay (5) connects in parallel with first measuring pump (8), first measuring pump (8) connects in parallel with zero line (7), the first circuit breaker (2) is connected with the second button (9) in parallel, the second button (9) is connected with the second variable resistor (10) in series, the second button (9) is connected with the second variable resistor (10) in parallel through a normally open contact of the second contactor (12), the second variable resistor (10) is connected with the second relay (11) in series, the second relay (11) is connected with the zero line (7) in parallel, the second relay (11) is connected with the second metering pump (13) in parallel, the second metering pump (13) is connected with the zero line (7) in parallel, the alternating current power supply (1) is connected with the second circuit breaker (14) in parallel, the second circuit breaker (14) is connected with the third button (15) in parallel, the third button (15) is connected with the third variable resistor (16) in series, the third button (15) is connected with the third variable resistor (16) in parallel through a normally open contact of the third contactor (18), the third variable resistor (16) is connected with a third relay (17) in parallel, the third relay (17) is connected with a third contactor (18) in parallel, the third contactor (18) is connected with a zero line (7) in parallel, the third relay (17) is connected with a third metering pump (19) in parallel, the third metering pump (19) is connected with the zero line (7) in parallel, the second breaker (14) is connected with a fourth button (20) in parallel, the fourth button (20) is connected with a fourth variable resistor (21) in series, the fourth button (20) is connected with the fourth variable resistor (21) in parallel through a normally open contact of a fourth contactor (23), the fourth variable resistor (21) is connected with a fourth relay (22) in series, the fourth relay (22) is connected with a fourth contactor (23) in parallel, and the fourth contactor (23) is connected with the zero line (7) in parallel, the fourth relay (22) is connected with a fourth metering pump (24) in parallel, and the fourth metering pump (24) is connected with a zero line (7) in parallel.
2. The spinning shop increases opening, off-position time delay protection device of claim 1, characterized by: and normally open contacts of the first contactor (6), the second contactor (12), the third contactor (18) and the fourth contactor (23) are connected with an input end of a PLC (25) in parallel.
3. The spinning shop increases opening, off-position time delay protection device of claim 1, characterized by: the first relay (5), the second relay (11), the third relay (17) and the fourth relay (22) are all connected with the output end of the PLC (25) in parallel.
4. The spinning shop increases opening, off-position time delay protection device of claim 1, characterized by: the time delay of the timer of the circuit in the PLC (25) is set by the external potentiometer of the PLC (25).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811372894.1A CN109581957B (en) | 2018-11-19 | 2018-11-19 | Spinning workshop increases opening, off-position time delay protection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811372894.1A CN109581957B (en) | 2018-11-19 | 2018-11-19 | Spinning workshop increases opening, off-position time delay protection device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109581957A CN109581957A (en) | 2019-04-05 |
| CN109581957B true CN109581957B (en) | 2021-11-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811372894.1A Expired - Fee Related CN109581957B (en) | 2018-11-19 | 2018-11-19 | Spinning workshop increases opening, off-position time delay protection device |
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| Country | Link |
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| CN (1) | CN109581957B (en) |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TW201242202A (en) * | 2011-04-07 | 2012-10-16 | Ralink Technology Corp | Surge protection circuit |
| CN203414745U (en) * | 2013-07-11 | 2014-01-29 | 桐昆集团浙江恒通化纤有限公司 | Polyester filament metering pump restart time delay device |
| CN204631767U (en) * | 2015-03-10 | 2015-09-09 | 杨红培 | A kind of computing machine device for preventing power failure |
| CN205507493U (en) * | 2015-11-03 | 2016-08-24 | 南通市英赛机械有限公司 | Oven outage time -delayed protection circuit of thermal contraction machine |
| CN107732874A (en) * | 2017-11-18 | 2018-02-23 | 襄垣县树元电器有限公司 | Energy saving motor rectification overheats delay protection device |
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2018
- 2018-11-19 CN CN201811372894.1A patent/CN109581957B/en not_active Expired - Fee Related
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| CN109581957A (en) | 2019-04-05 |
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Granted publication date: 20211119 |