CN104064284A - Method and system for preventing wire breakage in power failure of winding machine - Google Patents
Method and system for preventing wire breakage in power failure of winding machine Download PDFInfo
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- CN104064284A CN104064284A CN201410250568.9A CN201410250568A CN104064284A CN 104064284 A CN104064284 A CN 104064284A CN 201410250568 A CN201410250568 A CN 201410250568A CN 104064284 A CN104064284 A CN 104064284A
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Abstract
The invention discloses a method and system for preventing wire breakage in a power failure of a winding machine. The method comprises the following steps that when a winding machine body is connected into a mains supply, a power supply management device of the winding machine body automatically selects a mains supply power supply mode and sends mains supply power supply signals to an intelligent power source switching controller, and the winding machine body is controlled to work normally; when the mains supply stops supplying power due to the power failure, the power supply management device of the winding machine body detects that the mains supply power supply voltage is zero and automatically switches to a backup power source power supply mode, a backup power source is used for continuously supplying power to the winding machine body, meanwhile, the power supply management device sends out backup power source power supply signals to the intelligent power source switching controller, the intelligent power source switching controller receives the backup power source power supply signals and then controls the winding machine body to work continually, shutdown signals are sent to the power supply management device after a winding cycle is ended, the power supply management device automatically cuts off the power supply, the winding machine body stops working, and wire breakage prevention is achieved. The invention further discloses a system for implementing the method.
Description
Technical field
The present invention relates to the cable manufacturing technical fields such as earphone cord, be specifically related to a kind of wrapping machine power-off breaking line preventive method for the manufacture of earphone cord, and implement the system of the method.
Background technology
In traditional cable production process, particularly cable wrapping machine, while running in process of production the situation of unexpected power failure, because twisted wire motor quits work immediately, and causes cable just aborning to occur broken string phenomenon, thereby occurs a large amount of defective productss or waste product.
Meanwhile, shut down and cause partial line core or shielding conductor, the tension broken string such as first due to suddenly power-off, when again restoring electricity, normally working, often need manually again to connect broken string; waste time and energy; make earphone cord and other cable manufacturing enterprises, production cost is high, and production efficiency is low.
Therefore, research and develop a kind of have power-off work on, prevent broken string cable wrapping machine method and apparatus, just become outbalance.
Summary of the invention
The object of the invention is for the deficiencies in the prior art, a kind of wrapping machine power-off breaking line preventive method of breaking after power-off of preventing is provided, and implement the system of the method.
The technical scheme that the present invention adopted is for achieving the above object:
A kind of wrapping machine power-off breaking line preventive method, it comprises the following steps:
(1) a wrapping machine body is set, in this body, is provided with a twisted wire motor and a power supply management device;
(2) in described wrapping machine body, a stand-by power supply is set, this stand-by power supply one end is connected with civil power, and the other end connects the power supply management device of wrapping machine body;
(3) in described wrapping machine body, an intelligent power switch controller is set, in this intelligent power switch controller, being provided with automatically switches controls software, is preset with the periodic Control information that is wound around in this software;
(4) in the time of wrapping machine body access civil power, the power supply management device of wrapping machine body is selected mains-supplied pattern automatically, and send mains-supplied signal to intelligent power switch controller, intelligent power switch controller receives after mains-supplied signal, controls the intrinsic twisted wire motor of wrapping machine and normally works;
(5) in the time that power failure causes civil power to be stopped power supply, the power supply management device of wrapping machine body detects that mains-supplied voltage is zero immediately, automatically switch to stand-by power supply powering mode, continuing as the intrinsic twisted wire motor of wrapping machine by described stand-by power supply powers, simultaneously, power supply management device sends stand-by power supply power supply signal to intelligent power switch controller, intelligent power switch controller receives after stand-by power supply power supply signal, controlling twisted wire motor works on, and in the time that a nearest winding cycle completes, send off signal to power supply management device, power supply management device cuts off power supply automatically, twisted wire motor quits work, prevent disorderly closedown and broken string in production process.
Described coiling periodic Control information is to be the parameter that single is wound around the cycle according to product length or the time setting single cycle of producing every spiral cable, sets and amounts to cycle-index according to the production schedule;
In the time that coil winding machine is mains-supplied, intelligent power switch controller is assigned start-up command and is started to produce, completing a winding cycle, less than setting when cycle-index, skip shutdown command, directly assign new start-up command, jumping to immediately next winding cycle continuation produces, the rebeating of laying equal stress on turns, until assign shutdown command, completed product run while reaching default cycle-index;
In the time that civil power is stopped power supply, whether intelligent power switch controller detects the current winding cycle and completes, and as just in time completed, directly sends off signal; As unfinished, control and be switched to stand-by power supply power supply, twisted wire motor is worked on, until after the current winding cycle completes, send off signal, completed product run.
Described coiling periodic Control information comprises according to the length of producing product, presets the winding cycle, in the time being mains-supplied, intelligent power switch controller is wound around after end cycle at one, jump to immediately the next winding cycle, the rebeating of laying equal stress on turns, until finish after reaching default production capacity; In the time that civil power is stopped power supply, whether intelligent power switch controller detects the current winding cycle and completes, and as just in time completed, directly sends off signal, as unfinished, controls twisted wire motor and works on, until after the current winding cycle completes, send off signal.
Described stand-by power supply comprises storage battery, and the charging module being connected with this storage battery, charge management module and Voltage stabilizing module; Described charge management module comprises battery voltage Real-time Collection module and charging management chip, and wherein, described battery voltage Real-time Collection module and charging module are connected with this charging management chip.
Described power supply management device comprises interconnective power supply modular converter and inversion module, wherein, described power supply modular converter is connected with civil power with described stand-by power supply, in this power supply modular converter, is provided with metal-oxide-semiconductor switch, realizes the power supply conversion between civil power and stand-by power supply.
Between described power supply modular converter and civil power, be also provided with a rectification module, after civil power input, by becoming direct current from interchange after rectification module, enter power supply modular converter.
Described step (4) also comprises: in the time having mains-supplied, metal-oxide-semiconductor change over switch in power supply modular converter has detected that civil power passes into, connect the metal-oxide-semiconductor conducting of civil power, and the metal-oxide-semiconductor that connects stand-by power supply disconnects, now, wrapping machine body is by mains-supplied, in the time that power failure causes civil power to stop inputting, metal-oxide-semiconductor change over switch in power supply modular converter can't detect mains-supplied, the metal-oxide-semiconductor that connects civil power disconnects, and the metal-oxide-semiconductor conducting of connection stand-by power supply, now, wrapping machine body is powered by stand-by power supply.
A wrapping machine power-off breaking line preventive system of implementing described method, it comprises a wrapping machine body, in described wrapping machine body, be provided with a twisted wire motor and a power supply management device, it is also provided with a stand-by power supply, and this stand-by power supply one end is connected with civil power, and the other end connects the power supply management device of wrapping machine body, in described wrapping machine body, be provided with an intelligent power switch controller, in this intelligent power switch controller, being provided with automatically switches controls software, is preset with the periodic Control information that is wound around in this software, in the time of wrapping machine body access civil power, the power supply management device of wrapping machine body is selected mains-supplied pattern automatically, and send mains-supplied signal to intelligent power switch controller, intelligent power switch controller receives after mains-supplied signal, controls the intrinsic twisted wire motor of wrapping machine and normally works, in the time that power failure causes civil power to be stopped power supply, the power supply management device of wrapping machine body detects that mains-supplied voltage is zero immediately, automatically switch to stand-by power supply powering mode, continuing as the intrinsic twisted wire motor of wrapping machine by described stand-by power supply powers, simultaneously, power supply management device sends stand-by power supply power supply signal to intelligent power switch controller, intelligent power switch controller receives after stand-by power supply power supply signal, controlling twisted wire motor works on, and in the time that a nearest winding cycle completes, send off signal to power supply management device, power supply management device cuts off power supply automatically, twisted wire motor quits work, prevent disorderly closedown and broken string in production process.
Described stand-by power supply comprises storage battery, and the charging module being connected with this storage battery, charge management module and Voltage stabilizing module; Described charge management module comprises battery voltage Real-time Collection module and charging management chip, and wherein, described battery voltage Real-time Collection module and charging module are connected with this charging management chip; Between described power supply modular converter and civil power, be also provided with a rectification module, after civil power input, by becoming direct current from interchange after rectification module, enter power supply modular converter.
Described power supply management device comprises interconnective power supply modular converter and inversion module, wherein, described power supply modular converter is connected with civil power with described stand-by power supply, in this power supply modular converter, is provided with metal-oxide-semiconductor switch, realizes the power supply conversion between civil power and stand-by power supply.
Described coiling periodic Control information comprises according to the length of producing product, presets the winding cycle, in the time of mains-supplied, intelligent power switch controller is wound around after end cycle at one, jump to immediately the next winding cycle, the rebeating of laying equal stress on turns, until finish after reaching default production capacity; In the time that civil power is stopped power supply, whether intelligent power switch controller detects the current winding cycle and completes, and as just in time completed, directly sends off signal, as unfinished, controls twisted wire motor and works on, until after the current winding cycle completes, send off signal.
The invention has the beneficial effects as follows: by method of the present invention; while effectively having solved because of power failure, wrapping machine quits work and occur broken string phenomenon at once; make equipment there is automatic protection functions; control appliance completes current winding circulation; can effectively reduce waste product; increase work efficiency, reduce production costs, be applicable to the automated production of various cables.
Below in conjunction with drawings and Examples, the present invention is further described.
Brief description of the drawings
Fig. 1 is each part structured flowchart of the present invention.
Embodiment
Embodiment: referring to Fig. 1, the wrapping machine power-off breaking line preventive method that the present embodiment provides, it comprises the following steps:
(1) a wrapping machine body is set, in this body, is provided with a twisted wire motor and a power supply management device;
(2) in described wrapping machine body, a stand-by power supply is set, this stand-by power supply one end is connected with civil power, and the other end connects the power supply management device of wrapping machine body;
(3) in described wrapping machine body, an intelligent power switch controller is set, in this intelligent power switch controller, being provided with automatically switches controls software, is preset with the periodic Control information that is wound around in this software;
(4) in the time of wrapping machine body access civil power, the power supply management device of wrapping machine body is selected mains-supplied pattern automatically, and send mains-supplied signal to intelligent power switch controller, intelligent power switch controller receives after mains-supplied signal, controls the intrinsic twisted wire motor of wrapping machine and normally works;
(5) in the time that power failure causes civil power to be stopped power supply, the power supply management device of wrapping machine body detects that mains-supplied voltage is zero immediately, automatically switch to stand-by power supply powering mode, continuing as the intrinsic twisted wire motor of wrapping machine by described stand-by power supply powers, simultaneously, power supply management device sends stand-by power supply power supply signal to intelligent power switch controller, intelligent power switch controller receives after stand-by power supply power supply signal, controlling twisted wire motor works on, and in the time that a nearest winding cycle completes, send off signal to power supply management device, power supply management device cuts off power supply automatically, twisted wire motor quits work, prevent disorderly closedown and broken string in production process.
Described coiling periodic Control information is to be the parameter that single is wound around the cycle according to product length or the time setting single cycle of producing every spiral cable, set and amount to cycle-index according to the production schedule, and be input in automatic switchover control software, as the foundation of automated production control.
In the time that coil winding machine is mains-supplied, intelligent power switch controller is assigned start-up command and is started to produce, completing a winding cycle, less than setting when cycle-index, skip shutdown command, directly assign new start-up command, jumping to immediately next winding cycle continuation produces, the rebeating of laying equal stress on turns, until assign shutdown command, completed product run while reaching default cycle-index;
In the time that civil power is stopped power supply, whether intelligent power switch controller detects the current winding cycle and completes, and as just in time completed, directly sends off signal; As unfinished, control and be switched to stand-by power supply power supply, twisted wire motor is worked on, until after the current winding cycle completes, send off signal, completed product run.
Described stand-by power supply comprises storage battery, and the charging module being connected with this storage battery, charge management module and Voltage stabilizing module; Described charge management module comprises battery voltage Real-time Collection module and charging management chip, and wherein, described battery voltage Real-time Collection module and charging module are connected with this charging management chip.
Described power supply management device comprises interconnective power supply modular converter and inversion module, wherein, described power supply modular converter is connected with civil power with described stand-by power supply, in this power supply modular converter, is provided with metal-oxide-semiconductor switch, realizes the power supply conversion between civil power and stand-by power supply.
Between described power supply modular converter and civil power, be also provided with a rectification module, after civil power input, by becoming direct current from interchange after rectification module, enter power supply modular converter.
Described step (4) also comprises: in the time having mains-supplied, metal-oxide-semiconductor change over switch in power supply modular converter has detected that civil power passes into, connect the metal-oxide-semiconductor conducting of civil power, and the metal-oxide-semiconductor that connects stand-by power supply disconnects, now, wrapping machine body is by mains-supplied, in the time that power failure causes civil power to stop inputting, metal-oxide-semiconductor change over switch in power supply modular converter can't detect mains-supplied, the metal-oxide-semiconductor that connects civil power disconnects, and the metal-oxide-semiconductor conducting of connection stand-by power supply, now, wrapping machine body is powered by stand-by power supply.
A wrapping machine power-off breaking line preventive system of implementing described method, it comprises a wrapping machine body, in described wrapping machine body, be provided with a twisted wire motor and a power supply management device, it is also provided with a stand-by power supply, and this stand-by power supply one end is connected with civil power, and the other end connects the power supply management device of wrapping machine body, in described wrapping machine body, be provided with an intelligent power switch controller, in this intelligent power switch controller, being provided with automatically switches controls software, is preset with the periodic Control information that is wound around in this software, in the time of wrapping machine body access civil power, the power supply management device of wrapping machine body is selected mains-supplied pattern automatically, and send mains-supplied signal to intelligent power switch controller, intelligent power switch controller receives after mains-supplied signal, controls the intrinsic twisted wire motor of wrapping machine and normally works, in the time that power failure causes civil power to be stopped power supply, the power supply management device of wrapping machine body detects that mains-supplied voltage is zero immediately, automatically switch to stand-by power supply powering mode, continuing as the intrinsic twisted wire motor of wrapping machine by described stand-by power supply powers, simultaneously, power supply management device sends stand-by power supply power supply signal to intelligent power switch controller, intelligent power switch controller receives after stand-by power supply power supply signal, controlling twisted wire motor works on, and in the time that a nearest winding cycle completes, send off signal to power supply management device, power supply management device cuts off power supply automatically, twisted wire motor quits work, prevent disorderly closedown and broken string in production process.
Described stand-by power supply comprises storage battery, and the charging module being connected with this storage battery, charge management module and Voltage stabilizing module; Described charge management module comprises battery voltage Real-time Collection module and charging management chip, and wherein, described battery voltage Real-time Collection module and charging module are connected with this charging management chip; Between described power supply modular converter and civil power, be also provided with a rectification module, after civil power input, by becoming direct current from interchange after rectification module, enter power supply modular converter.
Described power supply management device comprises interconnective power supply modular converter and inversion module, wherein, described power supply modular converter is connected with civil power with described stand-by power supply, in this power supply modular converter, is provided with metal-oxide-semiconductor switch, realizes the power supply conversion between civil power and stand-by power supply.
Described coiling periodic Control information comprises that setting single according to the length of monovolume cable products of producing or time is wound around cycle period, and according to production task, and default total winding loop cycle number of times is used for control appliance automated production.
In the time of mains-supplied, intelligent power switch controller is wound around after end cycle at one, jumps to immediately the next winding cycle, and the rebeating of laying equal stress on turns, until finish after reaching default production capacity; In the time that civil power is stopped power supply, whether intelligent power switch controller detects the current winding cycle and completes, and as just in time completed, directly sends off signal, as unfinished, controls twisted wire motor and works on, until after the current winding cycle completes, send off signal.
The present invention adopts the mode of setting winding cycle and stand-by power supply power supply; after the improper power-off of external power source; ensure that twisted wire motor works on; complete the residue work in the current winding cycle; prevent disconnection fault; realize the automated production of equipment and protection automatically, can reduce the production cost of product, ensure the stable of product quality.
But the foregoing is only better possible embodiments of the present invention, not in order to limit to the scope of the claims of the present invention, therefore the equivalent structure that all utilization the inventive method and structure are done changes, be all included in protection scope of the present invention.
Claims (10)
1. a wrapping machine power-off breaking line preventive method, is characterized in that, it comprises the following steps:
(1) a wrapping machine body is set, in this body, is provided with a twisted wire motor and a power supply management device;
(2) in described wrapping machine body, a stand-by power supply is set, this stand-by power supply one end is connected with civil power, and the other end connects the power supply management device of wrapping machine body;
(3) in described wrapping machine body, an intelligent power switch controller is set, in this intelligent power switch controller, being provided with automatically switches controls software, the default periodic Control information that is wound around in this software;
(4) in the time of wrapping machine body access civil power, the power supply management device of wrapping machine body is selected mains-supplied pattern automatically, and send mains-supplied signal to intelligent power switch controller, intelligent power switch controller receives after mains-supplied signal, controls the intrinsic twisted wire motor of wrapping machine and normally works;
(5) in the time that power failure causes civil power to be stopped power supply, the power supply management device of wrapping machine body detects that mains-supplied voltage is zero immediately, automatically switch to stand-by power supply powering mode, continuing as the intrinsic twisted wire motor of wrapping machine by described stand-by power supply powers, simultaneously, power supply management device sends stand-by power supply power supply signal to intelligent power switch controller, intelligent power switch controller receives after stand-by power supply power supply signal, controlling twisted wire motor works on, and in the time that a nearest winding cycle completes, send off signal to power supply management device, power supply management device cuts off power supply automatically, twisted wire motor quits work, prevent disorderly closedown and broken string in production process.
2. wrapping machine power-off breaking line preventive method according to claim 1, it is characterized in that, described coiling periodic Control information is to be the parameter that single is wound around the cycle according to product length or the time setting single cycle of producing every spiral cable, sets and amounts to cycle-index according to the production schedule;
In the time that coil winding machine is mains-supplied, intelligent power switch controller is assigned start-up command and is started to produce, completing a winding cycle, less than setting when cycle-index, skip shutdown command, directly assign new start-up command, jumping to immediately next winding cycle continuation produces, the rebeating of laying equal stress on turns, until assign shutdown command, completed product run while reaching default cycle-index;
In the time that civil power is stopped power supply, whether intelligent power switch controller detects the current winding cycle and completes, and as just in time completed, directly sends off signal; As unfinished, control and be switched to stand-by power supply power supply, twisted wire motor is worked on, until after the current winding cycle completes, send off signal, completed product run.
3. wrapping machine power-off breaking line preventive method according to claim 1, is characterized in that, described stand-by power supply comprises storage battery, and the charging module being connected with this storage battery, charge management module and Voltage stabilizing module; Described charge management module comprises battery voltage Real-time Collection module and charging management chip, and wherein, described battery voltage Real-time Collection module and charging module are connected with this charging management chip.
4. wrapping machine power-off breaking line preventive method according to claim 1, it is characterized in that, described power supply management device comprises interconnective power supply modular converter and inversion module, wherein, described power supply modular converter is connected with civil power with described stand-by power supply, in this power supply modular converter, be provided with metal-oxide-semiconductor switch, realize the power supply conversion between civil power and stand-by power supply.
5. wrapping machine power-off breaking line preventive method according to claim 4, is characterized in that, between described power supply modular converter and civil power, is also provided with a rectification module, after civil power input, by becoming direct current from interchange after rectification module, enters power supply modular converter.
6. wrapping machine power-off breaking line preventive method according to claim 1, it is characterized in that, described step (4) also comprises: in the time having mains-supplied, metal-oxide-semiconductor change over switch in power supply modular converter has detected that civil power passes into, connect the metal-oxide-semiconductor conducting of civil power, and the metal-oxide-semiconductor that connects stand-by power supply disconnects, now, wrapping machine body is by mains-supplied, in the time that power failure causes civil power to stop inputting, metal-oxide-semiconductor change over switch in power supply modular converter can't detect mains-supplied, the metal-oxide-semiconductor that connects civil power disconnects, and the metal-oxide-semiconductor conducting of connection stand-by power supply, now, wrapping machine body is powered by stand-by power supply.
7. a wrapping machine power-off breaking line preventive system that implements the claims method described in 1～6, is characterized in that, it comprises a wrapping machine body, in described wrapping machine body, be provided with a twisted wire motor and a power supply management device, it is also provided with a stand-by power supply, and this stand-by power supply one end is connected with civil power, and the other end connects the power supply management device of wrapping machine body, in described wrapping machine body, be provided with an intelligent power switch controller, in this intelligent power switch controller, being provided with automatically switches controls software, is preset with the periodic Control information that is wound around in this software, in the time of wrapping machine body access civil power, the power supply management device of wrapping machine body is selected mains-supplied pattern automatically, and send mains-supplied signal to intelligent power switch controller, intelligent power switch controller receives after mains-supplied signal, controls the intrinsic twisted wire motor of wrapping machine and normally works, in the time that power failure causes civil power to be stopped power supply, the power supply management device of wrapping machine body detects that mains-supplied voltage is zero immediately, automatically switch to stand-by power supply powering mode, continuing as the intrinsic twisted wire motor of wrapping machine by described stand-by power supply powers, simultaneously, power supply management device sends stand-by power supply power supply signal to intelligent power switch controller, intelligent power switch controller receives after stand-by power supply power supply signal, controlling twisted wire motor works on, and in the time that a nearest winding cycle completes, send off signal to power supply management device, power supply management device cuts off power supply automatically, twisted wire motor quits work, prevent disorderly closedown and broken string in production process.
8. wrapping machine power-off breaking line preventive system according to claim 7, is characterized in that, described stand-by power supply comprises storage battery, and the charging module being connected with this storage battery, charge management module and Voltage stabilizing module; Described charge management module comprises battery voltage Real-time Collection module and charging management chip, and wherein, described battery voltage Real-time Collection module and charging module are connected with this charging management chip; Between described power supply modular converter and civil power, be also provided with a rectification module, after civil power input, by becoming direct current from interchange after rectification module, enter power supply modular converter.
9. wrapping machine power-off breaking line preventive system according to claim 7, it is characterized in that, described power supply management device comprises interconnective power supply modular converter and inversion module, wherein, described power supply modular converter is connected with civil power with described stand-by power supply, in this power supply modular converter, be provided with metal-oxide-semiconductor switch, realize the power supply conversion between civil power and stand-by power supply.
10. wrapping machine power-off breaking line preventive system according to claim 7, it is characterized in that, described coiling periodic Control information comprises according to the length of producing product, the default winding cycle, in the time of mains-supplied, intelligent power switch controller is wound around after end cycle at one, jumps to immediately the next winding cycle, the rebeating of laying equal stress on turns, until finish after reaching default production capacity; In the time that civil power is stopped power supply, whether intelligent power switch controller detects the current winding cycle and completes, and as just in time completed, directly sends off signal, as unfinished, controls twisted wire motor and works on, until after the current winding cycle completes, send off signal.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410250568.9A CN104064284B (en) | 2014-07-28 | 2014-07-28 | Method and system for preventing wire breakage in power failure of winding machine |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410250568.9A CN104064284B (en) | 2014-07-28 | 2014-07-28 | Method and system for preventing wire breakage in power failure of winding machine |
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| CN104064284A true CN104064284A (en) | 2014-09-24 |
| CN104064284B CN104064284B (en) | 2017-02-15 |
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| CN201410250568.9A Expired - Fee Related CN104064284B (en) | 2014-07-28 | 2014-07-28 | Method and system for preventing wire breakage in power failure of winding machine |
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Citations (4)
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| US3404524A (en) * | 1966-03-19 | 1968-10-08 | Vyzk Ustav Bavlnarsky | Apparatus for regulating the operation of yarn spinning machines |
| CN1211532A (en) * | 1997-09-16 | 1999-03-24 | 村田机械株式会社 | Power failure processing system for yarn winding machine |
| CN1440920A (en) * | 2002-02-28 | 2003-09-10 | 三垦电气株式会社 | Strip material coiling device |
| EP1460016A1 (en) * | 2003-03-17 | 2004-09-22 | Murata Kikai Kabushiki Kaisha | Automatic winder |
-
2014
- 2014-07-28 CN CN201410250568.9A patent/CN104064284B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3404524A (en) * | 1966-03-19 | 1968-10-08 | Vyzk Ustav Bavlnarsky | Apparatus for regulating the operation of yarn spinning machines |
| CN1211532A (en) * | 1997-09-16 | 1999-03-24 | 村田机械株式会社 | Power failure processing system for yarn winding machine |
| CN1440920A (en) * | 2002-02-28 | 2003-09-10 | 三垦电气株式会社 | Strip material coiling device |
| EP1460016A1 (en) * | 2003-03-17 | 2004-09-22 | Murata Kikai Kabushiki Kaisha | Automatic winder |
Non-Patent Citations (1)
| Title |
|---|
| 叶勤,金懿,陈友权: "绕线机电脑程控器研制", 《暨南大学学报(自然科学与医学版)》, 31 July 1993 (1993-07-31), pages 32 - 36 * |
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