WO2009132469A1 - Métier à filer à entraînement individuel des broches - Google Patents

Métier à filer à entraînement individuel des broches Download PDF

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Publication number
WO2009132469A1
WO2009132469A1 PCT/CH2009/000126 CH2009000126W WO2009132469A1 WO 2009132469 A1 WO2009132469 A1 WO 2009132469A1 CH 2009000126 W CH2009000126 W CH 2009000126W WO 2009132469 A1 WO2009132469 A1 WO 2009132469A1
Authority
WO
WIPO (PCT)
Prior art keywords
spindle
section
spindle drive
unit
electronics
Prior art date
Application number
PCT/CH2009/000126
Other languages
German (de)
English (en)
Inventor
Rudolf Brand
Benedikt Ingold
Original Assignee
Maschinenfabrik Rieter Ag
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Maschinenfabrik Rieter Ag filed Critical Maschinenfabrik Rieter Ag
Priority to CN200980120126XA priority Critical patent/CN102046862B/zh
Priority to DE112009001016T priority patent/DE112009001016A5/de
Priority to JP2011506546A priority patent/JP2011518966A/ja
Publication of WO2009132469A1 publication Critical patent/WO2009132469A1/fr

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Classifications

    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01H—SPINNING OR TWISTING
    • D01H1/00—Spinning or twisting machines in which the product is wound-up continuously
    • D01H1/14—Details
    • D01H1/20—Driving or stopping arrangements
    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01H—SPINNING OR TWISTING
    • D01H1/00—Spinning or twisting machines in which the product is wound-up continuously
    • D01H1/14—Details
    • D01H1/20—Driving or stopping arrangements
    • D01H1/24—Driving or stopping arrangements for twisting or spinning arrangements, e.g. spindles
    • D01H1/244—Driving or stopping arrangements for twisting or spinning arrangements, e.g. spindles each spindle driven by an electric motor
    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01H—SPINNING OR TWISTING
    • D01H1/00—Spinning or twisting machines in which the product is wound-up continuously
    • D01H1/14—Details
    • D01H1/20—Driving or stopping arrangements
    • D01H1/32—Driving or stopping arrangements for complete machines

Definitions

  • the invention relates to a spinning or twisting machine with single spindle drive, comprising a machine frame which receives a plurality of jobs, the control technology divided into several sections, one section comprises several jobs, and per workstation a spindle unit is provided with a spindle and a spindle drive and a spindle drive electronics unit is provided for each spindle unit, further comprising a machine control unit for controlling the spindle units and a section electronics unit per section, which are connected to the machine control unit via a data line, to each of which a section electronics unit Unit a plurality of Spindelantriebselektronik- units are connected via a data line, which can be controlled by the machine control unit via their associated section electronics unit.
  • Spinning machines or twins having a plurality of work stations with single spindle drive have a complex control and wiring.
  • the drive motors of the spindles are individually controlled.
  • each spindle needs its own Spinnstellenelektronik, which can communicate directly or indirectly via a section electronics with the machine control.
  • the spinning station electronics are located together with the spindle motor in a common structural unit, which in turn together with the spindle form the spindle unit.
  • the drive motors, together with the associated drive electronics, also called drivers are produced as a physical unit, delivered and installed in the textile machine.
  • the drive motor and the associated drive electronics are regarded as an inseparable physical unit, since their individual elements such as the drive motor and the drive electronics are not suitable on their own.
  • EP-A-O 389 849 describes a control system for a ring spinning machine with a plurality of spinning units, which are monitored and controlled in sections together.
  • the spinning station is assigned to the autonomous execution of at least part of the operating functions a spindle drive electronics.
  • One, in each case several spinning stations comprehensive section is assigned to the spindle drive electronics superior section electronics with their own intelligence, which in turn is connected to a further provided in a higher hierarchical level machine control.
  • the section electronics is for autonomous execution least of a part of the operating functions, such. B. yarn break detection designed.
  • the high cabling effort is due to the fact that the section electronics connected via a data bus with the machine control and the provided on the spindle drives Spinnstellenelektronik in turn each individually or via a bus with the section electronics is wired.
  • the wiring effort for supplying the spindle drives with electrical energy is added.
  • the section electronics and the Spindle drive electronics are supplied via supply lines with electrical energy. Since the electronics have a different supply voltage than the spindle drives, two separate wiring for the power supply must be provided.
  • Object of the present invention therefore, to propose a new design concept for organizing the control electronics and power supply in a spinning or twisting machine to eliminate the disadvantages mentioned above or at least significantly reduce.
  • a control-technical section contains at least two printed circuit boards, each with a plurality Spindelantriebselektronik- units on soft the communication to the Spindelantriebselektronik- units runs via tracks, wherein a circuit board is designed as a section circuit board, which the section electronics unit and one or more connection interfaces to an external communication device, and the circuit boards are connected to each other, so that the communication to the individual spindle drive electronics units on the boards of a control section on the section PCB takes place.
  • the energy supply to the power stages and / or to the electronics of the spindle drive electronics units likewise runs via conductor tracks on the at least two printed circuit boards, wherein the section printed circuit board contains one or more connection interfaces to an external power supply, and the circuit boards are connected to one another, so that the energy supply to the individual spindle drive electronics units on the printed circuit boards of a control technology section via the section PCB.
  • the printed circuit boards can be used in series, i. one behind the other, be connected with each other. That Consequently, the sub-boards are not all connected directly to the section boards, but always indirectly via the next adjacent board, with the sub-boards adjacent to the section board being connected to the section board. However, it can also be provided that each slave printed circuit board is connected directly to the sectional printed circuit board. As sub-boards, those boards of a section are referred to, which are not sectional board.
  • the spinning machine may be a ring spinning, loop spinning, pot spinning or hopper spinning machine.
  • the spinning or twisting machine can be formed on one or two sides. Two-sided means that in machine cross-sectional view in a mirror-image arrangement on two sides of the machine spinning or twisting stations are arranged. In the case of single-sided machines, jobs are correspondingly arranged on only one side.
  • section alone is meant in this application a control engineering section having a plurality of work stations, i. Spinning or twisting, to understand their spindle drive electronics units are controlled or managed via a common section electronics unit.
  • a section is limited to one machine side. It extends in the machine longitudinal direction and comprises a plurality of adjacent workstations.
  • a section can z. B. 24 jobs, d. H. Spindle drive motors include.
  • a section contains 4 printed circuit boards each having 6 spindle drive electronics units for the work stations or spindle drives assigned to this section.
  • One of these 4 circuit boards is designed as a sectional printed circuit board and contains a corresponding section electronics unit.
  • a carrier made of insulating material, in particular plastic, with fixed on the carrier or festhaf- conductive interconnections, also called interconnects.
  • a trace is in the form of an electrically conductive layer on the carrier. This layer of conductive material is usually relatively thin.
  • the production of the conductor tracks can be done by an etching or printing process.
  • the circuit board is used for mechanical attachment of the section electronics unit and the spindle drive electronics units and the electrical connection (data or signal lines) of these electronic components with each other via interconnects for signal or data exchange.
  • the data or signal connections between the section electronics and the spindle electronics in the form of strip conductors, but also the supply lines of the section electronics and / or the spindle drive electronics with electrical energy are present as strip conductors on the carrier.
  • the supply lines to the power stages of the spindle drive electronics units for the final supply of the spindle drives with electrical energy are preferably also present as conductor tracks on the carrier.
  • the mechanical attachment of the electronic components can, for. B. via electrically conductive connectors, such as pins, and / or solder joints.
  • the machine control preferably includes a central control unit, e.g. B. a programmable logic controller (PLC), with a main processor (CPU), by means of which the spinning or twisting machine is controlled.
  • a central control unit e.g. B. a programmable logic controller (PLC)
  • main processor main processor
  • the machine control is to be regarded as a so-called master.
  • the machine control is preferably designed for at least a part of the operating functions for a control intervention in the work stations, preferably via the respective section electronics unit and the associated spindle drive electronics unit. So z.
  • the machine start-up eg, the piecing process
  • the scheduled machine shutdown eg, the spinning process
  • the section electronics unit includes a controller, which preferably allows the autonomous exercise of operational functions by the section electronics.
  • a controller an electronic unit is referred to with integrated circuits, the various processes controls, regulates or switches. Furthermore, in a sense, the controller may also assist the machine control CPU in accomplishing its task.
  • the controller also serves to control the data traffic between the machine control and the spindle drive electronics.
  • the controller preferably contains a processor, ie a computing unit.
  • the controller is preferably a microcontroller. Since the boundary between controller and microprocessor is sometimes unclear, the term controller should also include a microprocessor. It is also conceivable that the controller is a CPLD (Complex Programmable Logic Device). With a CPLD, however, the functionality at the level of section electronics is very limited, which is why a CPLD is rather less suitable.
  • the controller is preferably connected to the communication interface via an optocoupler.
  • the optocoupler is an opto-electronic composite component, which serves the transmission of an electrical signal with simultaneous galvanic isolation (electrical insulation) between input and output circuit.
  • the spindle drive electronics unit is used for direct control of the associated spindle drive motor. It includes a controller, which preferably the autonomous exercise of operating functions, such. B. the control or circuit of the power level, the measurement of power or power consumption by the spindle drive or the management of an external display or a manual switch perceives.
  • a controller is an electronic unit with integrated circuits that controls, regulates or switches various processes.
  • the controller preferably includes a processor, i. an arithmetic unit.
  • the controller is preferably a microcontroller. Since the boundary between controller and microprocessor is sometimes unclear, the term controller should also include a microprocessor. It is also conceivable that the controller is a CPLD (Complex Programmable Logic Device). However, with a CPLD, the functionality at the level of spindle drive electronics is very limited, which is why a CPLD is rather less suitable.
  • the spindle drive electronics unit includes a power stage, also called a power driver or power stage, through which the power supply of the Spindle drive takes place.
  • the power driver is a device that is connected between the controller (controller) and the load (spindle drive) to avoid a direct load on the controller due to the current flow of the consumer and to adjust the voltage level.
  • the operating voltage of the consumer is applied to the power driver and the controller switches this operating voltage on the input side with predictable current flow to the output side of the power driver. Consequently, the power supply of the associated spindle motors is switched via the power stage.
  • spindle drive electronics units may also be physically supported on a common carrier, e.g. B. chip, be summarized, but each spindle drive electronics unit maintains its own controller and its own power level and its own interfaces.
  • the spindle drive assigned to a respective workstation can be switched off electronically and expediently also by means of a manual switch via the associated spindle drive electronics unit or the higher-level section electronics unit.
  • a respective spinning or twisting point can also be switched off by the master, which is particularly expedient in the case of certain incidents.
  • the spindle drive electronics unit interface electronics, in particular a digital I / O (input / output) interface, via which z. B. a manual switching device for manual on and off the spindle drive on site, ie can be connected directly to the spinning station.
  • the manual switching device with appropriate ON / OFF input function is appropriate at the spinning station, z. B. arranged at the spindle bank next to the spindle. In this way, the spinning staff, the spindle z. For example, after a faulty thread break on site, switch it on again manually or switch it off in the event of a detected fault.
  • the control of the spindle drive via the manual switching device thus takes place autonomously by the machine control, and is controlled by the spindle delantriebselektronik unit and / or optionally carried out via the section electronics unit.
  • the interface electronics of the spindle drive electronics unit can also be used to connect a display, in particular a fault indicator.
  • the display which is e.g. a visual indication (light) can be, for. B. indicate a thread break, a stationary spindle, a creep spindle or other malfunction at the workplace.
  • the display can also be actuated autonomously by the machine control by the spindle drive electronics unit and / or optionally via the section electronics unit.
  • a section display connected to the section electronics unit may be provided, which z. B. indicates the fault at one of the sections associated jobs.
  • the section display is arranged accordingly in the area of the section. It can be provided that the aforementioned displays can also be controlled via the machine control.
  • a thread monitor and / or a Luntenstopp can be connected to the associated spindle drive electronics unit or the section electronics unit. If z. B. a job because of a fault by the section or the Spindelantriebselektronik unit off, so this unit can cause the Luntenstopp worn also a Luntenstopp.
  • the spindle drive is an electric motor, in particular a BLDC motor (brushless DC motor).
  • the electric motor can also be a synchronous or asynchronous motor.
  • the power level can according to the type of motor used a converter, for.
  • a frequency converter include.
  • From the machine control a data or signal line leads to the section electronics units and connects them with the machine control.
  • the data line is preferably a data bus.
  • the section electronics units are advantageously interconnected by the data bus, to which the machine control has access.
  • the data bus expediently extends along the respective textile machine along the two sides of the machine.
  • the data bus can split on the two sides of a machine left and right branch with z. B. each have a terminating resistor.
  • the two branches converge in the machine control.
  • the data bus can also be designed as a ring bus or as a star bus.
  • the data bus can be a serial or parallel bus.
  • the data bus may be formed as an electrical conductor, as
  • electrical conductors for the ordinary communication may be provided between the level of machine control and the level of Sekti- onselektronik units additionally an optical or electrical conductor for the rapid transmission of digital signals.
  • This additional conductor can be designed separately or integrated in the data bus.
  • the additional conductor preferably leads via a separate input (digital I / O) to the section electronics unit.
  • This additional signal line preferably establishes a direct hardware connection between the machine control or a power failure sensor system and the section electronics units or directly to the spindle drive electronics units.
  • the conversion to generator operation should take place as quickly as possible.
  • the path of the control signal over the ordinary communication line takes a relatively long time until it has arrived at its destination and the control command can be implemented accordingly.
  • the control signal from the machine controller or even directly from a power failure sensor system to section electronics unit can be performed, which then causes the switch to a spindle drive recuperation.
  • the workstations may contain sensors or other means for determining certain parameters at the work sites. So z. B. the current or power consumption by the spindle drive or the spindle speed through the spindle drive electronics, possibly by means of sensors, are detected. Information about yarn breaks or yarn tension can be determined from these measured data. The relevant spindle or the associated drive can be stopped autonomously at a yarn breakage by the spindle drive or section electronics unit.
  • At least a part of, for. B. from the sensors of the workstations, detected signals can via the respective spindle drive electronics units and the parent section electronics unit for an evaluation and / or higher-level display of the ma- be supplied to the machine control unit.
  • the machine control unit for such evaluation or display for example, a yarn breakage, a manual shutdown, the spindle speed and / or other dergl. Representing signals supplied.
  • the spinning or twisting machine can be structurally constructed in sections by the modular principle, wherein such a construction section, hereinafter simply called machine section, a plurality of spinning or twisting stations are assigned.
  • a machine section includes jobs on both sides of the machine.
  • a conventional machine section includes z. For example, 48 workstations, with 24 workstations arranged on the left and right side of the machine.
  • the section division of the machine allows a modular structure derselbigen.
  • the spinning or twisting machine is constructed in this case of juxtaposed machine sections. In this way it is possible to assemble machines with identical machine head and machine foot, but with a different number of workstations.
  • the machine frame also has a corresponding sectional structure for this purpose.
  • a machine section comprises two control section, of which a first section is arranged on the left and a second section opposite on the right side of the machine, the two sections complementing one another with respect to the number of work stations.
  • a machine section can also comprise more than two control-technical sections, with one machine section generally always comprising an even number of control-technology sections.
  • the application of such a modular Principle allows pre-assembly of machine sections in the factory, which significantly reduces the assembly time in spinning operation.
  • the circuit boards of a section are expediently connected to each other in series, at least in terms of communication technology. That the printed circuit boards are arranged one after the other in the machine longitudinal direction and the preceding printed circuit board is in each case connected to the adjacent printed circuit board via corresponding line connections. For this purpose, the tracks of two adjacent circuit boards are connected to each other via a wire or cable.
  • the communication links converge in the section electronics unit of the section board.
  • the wire or cable connections can be connected via plug connections to the circuit board.
  • the printed circuit boards can also be connected to one another directly with the omission of an intermediate cable or wire by means of plug connectors.
  • connection concept preferably also applies to the power supply of the spindle drive electronics units and / or the spindle drives or their power stages.
  • the four printed circuit boards are preferably connected to each other in series in terms of energy. That is, the printed circuit boards are arranged one after the other in the machine direction and the preceding printed circuit board is in each case connected to the adjacent barten printed circuit boards via appropriate line connections, z. B. of the aforementioned type connected.
  • the power supply connections run together on the section PCB at a common connection interface which connects to an external power supply system.
  • the circuit boards have corresponding connection interfaces, in particular plug connections or solder connections, for the production of the power supply and / or communication connection to the adjacent printed circuit board belonging to the same section.
  • a plug connection can z.
  • the power supply of the spindle drives is also preferably via the circuit board.
  • European Patent Application No. 07021866.4 describes a concept for supplying current to the spindle drive motors of a spinning machine.
  • the power supply of the spindle drive motors from outside relies on the concept described in this application.
  • the power supply of the spindle drives preferably takes place via a 270 V (volt) DC voltage source (eg via a DC bus) according to the supply concept according to the cited European Patent Application No. 07021866.4.
  • the DC bus here consists of a first DC voltage rail with the voltage U1 (eg +270 V), a second DC voltage rail with the voltage U2 (eg -270 V) and a third DC voltage rail (eg 0 V).
  • a first DC voltage network is formed by the first and third DC voltage rail and a second DC voltage network is formed by the second and third DC voltage rail.
  • the first and second DC voltage supply the DC voltage of the voltage of 270 V. From the first and second DC voltage rail may further comprise a third DC voltage network with a DC voltage 540 V are formed.
  • a first power stage receives the power from the first network, and the adjacent second power stage, the power from the second network, and the subsequent third power stage, the power from the first network, etc.
  • all power stages of a first printed circuit board draws the power from the first network and all power stages of a second, adjacent printed circuit board draws the power from the second network and a third, with the second adjacent printed circuit board recovers the power from the first network, etc That is the boards within a section and across the sections take power for the power levels alternately from the first and second networks. In this way, the symmetry of the power supply is ensured and the supply system runs stable.
  • the printed circuit boards or at least the section printed circuit board is / are respectively equipped for the alternating supply of the individual power stages of the first and second direct voltage network with connection interfaces and conductor tracks.
  • the section electronics units if not already being supplied with electrical power via the data bus connection, and in particular the spindle drive electronics units, be 540 V across the third DC network rather than the first or second DC network to be fed by 270V.
  • the latter is also possible, it disturbs the supply symmetry and can therefore make the supply system unstable.
  • the transformer At a Supply from the third DC network is the transformer, if necessary, assign a transformer.
  • an alternating voltage source can be selected depending on the spindle drives used.
  • the power levels of the spindle drive electronics units are connected via corresponding line connections to a voltage source.
  • the feed lines are on the circuit board, as already mentioned, preferably designed as conductor tracks.
  • the section is preferably connected via the section printed circuit board via exclusively a connection interface for the power supply of the power stages or the spindle drives with an external voltage source.
  • the section is preferably connected via the section circuit board via only two connection interfaces for the power supply of the power stages or the spindle drives with two external voltage sources (first and second DC voltage network).
  • each power stage and / or spindle drive electronics may be provided for each power stage and / or spindle drive electronics, a separate connection interface on the circuit board to an external power source.
  • a separate connection interface to an external voltage source for supplying the power stages and / or the spindle drive electronics units of this printed circuit board with electrical power may be provided for each circuit board of a section.
  • the section electronics units and / or spindle drive electronics units must also be supplied with electrical energy, but with energy lower voltage than the spindle drives, ie, for example, with a voltage of 5 V, 15 V or 24 V.
  • the lines for supplying said electronic components are also preferably formed on the circuit board as conductor tracks.
  • the voltage source can: a. all printed circuit boards of a section or only the section printed circuit board can be connected to an external voltage source via a further connection interface for the power supply of the electronic components (eg via the third DC voltage network); or can b. the power supply of the electronic modules via the above described
  • Voltage supply for the power stages eg first or second DC voltage network.
  • the power supply for the electronic modules is branched off either on the printed circuit board following the connection interface or on the connection interface or outside the printed circuit board, in front of the connection interface.
  • the voltage supply of a printed circuit board is made exclusively via a common external voltage source.
  • a converter in particular a voltage converter, is provided which z.
  • an input DC voltage (of, for example, 270 V or 540 V) is converted to a lower output DC voltage (of, for example, 5 V or 15 V).
  • the converter also has a converter function.
  • a converter is particularly necessary if the voltage for the electronic modules is removed from the voltage supply for the power stages and must be translated accordingly to a lower level.
  • the section circuit board has such a converter.
  • the power supply of the electronic modules is carried out for all circuit boards of a section preferably via this one converter.
  • each circuit board of a section contains its own converter, which lowers the supply voltage for the electronic assemblies to the required level.
  • their supply voltage z. B. branch off from the supply voltage for the power levels, z. B. 270 V or 540 V, and the converter to the required level, z. B. 5 V or 15 V lower. From the converter then lead corresponding tracks to the consumers.
  • the section circuit board includes a first converter, which supplies the supply voltage from a high level, for. B. from 270 V or 540 V to a lower level, z. B. from 20 to 30 V brings.
  • the two aforementioned alternatives with converters on each circuit board have the advantage that the required supply voltage directly at the consumers, ie on each circuit board, generated and stabilized at the required level. Voltage fluctuations or a voltage drop due to the long transport routes eliminated.
  • connection interfaces ac and d. are mandatory.
  • the connection interface b. is optional insofar as said power supply can also be supplied via the connection interface c. can be done.
  • connection interfaces b. and c. be provided according to the above listing.
  • section electronics unit can also receive its power supply independently of the spindle drive electronics units via the data bus.
  • connection interfaces can, for. B. solid compounds, such as. As solder joints, or releasable compounds, such as. B. connectors.
  • the plug connections can be equipped with a detachable "snap-in" or snap-on contact. If the connection from the circuit board to externally created by cable ends, the cable ends are preferably via fixed connections, eg. B. via solder joints, either with the associated traces on the circuit board or directly connected to the corresponding section electronics or spindle drive electronics units. At the free end of the cable end then the connection interface of the type described above for connecting the cable end to the external supply is then provided.
  • the spindle drive electronics units ie the power stages, can each be connected to the spindle drives via first plug-in connections, which are applied to the printed circuit boards. That is, the power supply of the spindle drives via the first plug-in connections on the circuit boards, which form a plug connection with second plug-in connections, which are electrically connected to the spindle drive.
  • Each spindle drive electronic unit is preferably associated with such a first plug connection.
  • the second plug-in connections are located respectively on the spinning or twisting machine.
  • the second plug connections can z. B. be attached directly to the spindle bank or indirectly via a Hai réelle to the spindle bank.
  • the second plug-in connections can also be attached to a component of the spindle unit, for. B.
  • the second plug-in connections can also be otherwise attached directly or indirectly to the spinning or twisting machine.
  • the plug-in connections have the advantage that not only an electrical connection to the spindle motors is produced by entering the said connector, but at the same time the circuit board on the machine, for. B. is attached to the spindle bank.
  • the function of the plug-in connections is thus on the one hand in the creation of an electrical connection and in the attachment of the printed circuit board to the spinning or twisting machine, in particular to the spindle bank. Per circuit board accordingly result in a plurality of connectors, which give the circuit board a correspondingly good grip on the machine.
  • second plug-in connections for the printed circuit board as well as for the spindle units can be provided directly on the spindle bank or via corresponding holders, so that on the one hand the spindle units can be placed on the spindle units via corresponding first plug connections on the spindle units and conductively connected and on the other hand, the printed circuit boards can be attached and conductively connected via corresponding first plug connections on the circuit boards from below or from the side to the spindle bank.
  • the second plug-in connections to the spindle bank for a power level on the circuit board on the one hand and for the associated spindle unit on the other hand are correspondingly conductively connected to each other. This allows independent exchange or independent assembly of spindle units on the one hand and printed circuit boards on the other.
  • the circuit board can be attached as mentioned next to or below the spindle bank.
  • the circuit board is mounted directly below the spindle and covered by a housing.
  • the housing may include integrated means, such as webs and ribs, for supporting and / or securing the circuit board.
  • the housing is preferably made of plastic.
  • the housing can have receptacles for fastening or for receiving a workstation and / or section display and / or a manual switch.
  • the circuit board is attached to the housing via appropriate fastening means on the housing. This can be z. B. via a positive connection, such as snap connection or Tongue and groove connection happen.
  • the housing forms with the circuit board (s) preferably a mounting unit, which is attached as a unit under the spindle bank.
  • the plug-in connections to the spindle units need not exert a supporting or holding function here, since the circuit board is supported and supported by the housing, which in turn is fastened to the spindle bench.
  • a printed circuit board forms a structural unit with the associated housing section.
  • the housing with its mounting for the printed circuit board (s) may be such that the printed circuit boards are positioned and aligned in their mounting position on the housing, so that the circuit boards are already in the correct position for the plug connections when attaching the housing module to the spindle bank.
  • connection lines to the display and / or the handset can be used as cable ends with connection interface, z.
  • connectors may be formed, which are connected via a, preferably fixed connection to the circuit board.
  • the plug connectors are connected directly or indirectly to the display or the manual switch via a plug connection.
  • the jobs or section display is preferably a mounted on the circuit board lamp, in particular light emitting diode.
  • the cable end is z. B. via the connector or a Aufschnapputton ist to a central power supply line (DC bus) can be connected.
  • the communication between machine control and section electronics unit and / or between section electronics unit and spindle drive electronics unit is modulated onto the power supply. That is, communication takes place via the feed line.
  • the communication lines ie the data bus, between machine control and section electronics unit omitted.
  • the data line could be connected between section electronics units and the spindle drive electronics units according to the characterizing part of claim 1 be both data line and feed line.
  • the data line between machine control and section electronics unit according to the preamble and characterizing part of claim 1 could be both data line and feed line.
  • the circuit board would accordingly only partially or not at all provided with separate communication tracks. It can, for. B. be provided that data traffic and supply voltage via a common line and a common interface to the circuit board are performed. Traffic and supply voltage could then z. B. in one of the section electronics unit upstream converter or in the section electronics unit itself separated from each other and continue on separate tracks, z. B. led to the spindle drive electronics unit.
  • the printed circuit board with the mentioned components is present as an assembly, which is manufactured separately and installed as a unit in the spinning or twisting machine.
  • the printed circuit board can be quickly and easily attached to the machine, in particular on the spindle bank, and electrically connected to the spindle motors. Additional detachable connections such as plug-in connections allow the printed circuit board to be quickly and easily connected to the external power sources and the data or signal lines.
  • the spindle units on the one hand, and the entire wiring within the spinning or twisting machine on the other hand can be installed separately and independently of the circuit board with their control electronics.
  • the respective section electronics unit can be designed for automatic execution of at least part of the operating functions.
  • the assemblies provided on the lower hierarchical levels can autonomously execute at least individual operating functions.
  • the respective spindle drive electronics unit or section electronics unit for example, for autonomous execution of one or more of the following functions yarn break detection, Luntenstopp, single spindle drive control, thermal monitoring of Einzelspindelantriebe, Luntenumscaria, Spindle speed measurement, thread tension measurement, communication with an associated walking machine, spinning stations -Media management, fault displays, hand switch and / or other sensor functions to be designed.
  • a thread break and / or an increased thread tension can preferably be determined by the respective spindle drive electronic unit via the current or power consumption of the electric motor drive assigned to the respective workstation. From the machine control unit itself z.
  • the startup and / or sequence control which can be effective, for example, both in a normal shutdown as well as an emergency shutdown in case of power failure.
  • 1 shows a schematic representation of a printed circuit board according to the invention with electronic modules
  • 2 shows a schematic representation of a composite of printed circuit boards
  • FIG 3 shows a cross-sectional view through a spinning station in the region of the spindle unit.
  • Fig. 1 shows a section of a section circuit board 102.1. This contains a plurality of spindle drive electronics units 105.1-105.3 and a section electronics unit 112, which are communicatively connected to each other via data / signal lines 134 in the form of a conductor track.
  • the section electronics unit 112 is connected via a plug connection 135 to a data bus 133 to which a machine control unit (not shown) provided on a further higher hierarchical level has access.
  • the section electronics unit 112 has a controller 131 and an interface electronics 132.
  • the spindle drive electronics units 105.1-105.3 also each have a controller 151, an interface electronics 153, and a power stage 152.
  • the spindle drive electronics units 105.1-105.3 are each connectable via plug connections 113, which are applied to the printed circuit board 102.1, with the spindle drives. That The power supply of the spindle drives via the plug-in connections, which enter into a plug connection with second plug-in connections to the spindle bank or the spindle unit.
  • the spindle motors are here BLDC motors (not shown).
  • a manual switch 107.1-107.4 is connected to the spindle drive electronics unit.
  • a (fault) display or Luntenstopp liked both not shown may be provided.
  • the power stages 152 of the spindle drive electronics units 105.1-105.3 are supplied with electrical energy via a feed line 141 in the form of printed conductors.
  • a connecting line 147 in the form of a cable end with connector 144 is firmly connected, for. B. via a solder joint on the circuit board 102.1.
  • the connection line 147 is connected via the connector 144 to an external voltage source 146.
  • the electrical energy, z. B. 270 V DC voltage is supplied via the connecting line 147 and the feed lines 141 on the circuit board 102.1 the power stages 152 of the spindle drive electronics units 105.1-105.3.
  • a voltage converter 104 is further provided to supply the electronic components on the circuit board, i. the section electronics unit and the spindle drive electronics units, with electrical power of a certain voltage.
  • the electrical energy from the voltage converter 104 is supplied to the electronic assemblies 112, 105 via printed conductors 142.
  • the voltage converter 104 can now z. B. via a corresponding supply line 143a (trace) e- lectric energy from the spindle drive supply line 141 and decrease the necessary lower voltage of z. B. 5 V or 15 V translate.
  • the voltage converter 104 can also draw its electrical energy from a separate feed line 143b, which leads to the printed circuit board 102.1, in the form of a cable end with plug connector 145 via a further external voltage source.
  • the cable end 143b is connected via a plug connection 145 to an external voltage source (not shown).
  • the section electronics unit 112 itself can receive its electrical energy instead of via the mentioned voltage converter 104 via a separate supply line by means of the data bus 133.
  • the printed circuit boards 102.2-102.4 a control technical section 160 (see FIG. 2), which are not designed as a section circuit boards 102.1, have in principle the same structure as the section circuit boards, but they do not contain any section nik units, converters and connection terminals to the central power supply and to the data bus.
  • the electronic assemblies on these printed circuit boards are exclusively spindle drive units.
  • FIG. 2 shows a detail of a system composite with several control technology sections of a single-sided or two-sided spinning or twisting machine.
  • the spinning or twisting machine is divided into control sections 160 and includes four printed circuit boards 102.1-102.4; 103.1 -103.4 etc., which are arranged one behind the other in the machine direction. All four printed circuit boards 102.1-102.4 each contain spindle drive electronics units 105.1-105.6 for six spinning stations.
  • the four circuit boards 102.1-102.4 a section thus comprise a total of 24 spinning stations on a machine side 82.
  • One of the four circuit boards is formed as a section circuit board 102.1 and contains a section electronics unit 112 and a converter 104. Further, on the section circuit board 102.1 and the Communication terminal to the data bus 133 and the or the terminals for the power supply provided.
  • the sub-boards 102.2-102.4 communicate via the section board 102.1. This means that they do not have their own communication interface to the data bus.
  • the four circuit boards 102.1-102.4 are connected to each other in series, with two adjacent circuit boards via respective connections, for. B. cable connections, are interconnected.
  • the sub-boards 102.2-102.4 draw their power through the section board
  • the four circuit boards 102.1-102.4 are also connected to each other in series, with two adjacent circuit boards via corresponding connections, for. B. cable connections, are interconnected.
  • the printed circuit boards 102.1-102.4 are accordingly equipped with plug connections or other connections for mutual connection.
  • Each spindle drive electronics unit 105.1-105.6 is assigned a plug connection 113, which is likewise arranged on the corresponding printed circuit board.
  • the circuit board is connected directly to a corresponding plug-in connection to the spindle unit or the spindle bank or another component on the spinning machine.
  • the printed circuit board 102.1-102.4 is thus attached to the spinning machine via said connector.
  • the plug connections 113 and preferably also the spindle drive electronics units 105.1-105.6 are arranged on the printed circuit board in accordance with the spin pitch. This means that the plug connections are arranged distributed on the printed circuit board so that they coincide with the corresponding plug connections at the spinning stations.
  • the printed circuit boards 102.1-102.4, 103.1-103.4, etc. are connected to each other and to a higher-level machine control 101 via a data bus 133, in particular a CAN bus.
  • the section shown in FIG. 2 reflects only a control-technical section 160 from a machine side 81. It goes without saying that connect several sections of a machine side 82 with four printed circuit boards in a row, and that in mirror-inverted arrangement a second side of the machine on the same Way is equipped.
  • a machine section of a spinning machine includes work stations on both sides of the machine, a control section and the machine section do not coincide with each other.
  • a machine section, however, z. B. composed of two control technical section with 24 spinning stations on both sides of the machine and a total of 48 spinning stations, each on a machine side a control engineering section is arranged.
  • the spindle unit 200 comprises a spindle 201 and a spindle housing 202, in which the spindle motor 203 is arranged.
  • the spindle unit 200 is mounted on a spindle bank 204.
  • Below the spindle bank 204 the associated circuit board 207 is arranged.
  • the electrical connection between the circuit board 207, or the spindle drive electronics and the spindle drives via plug connections 208.
  • the mechanical, ie supporting or holding attachment of the circuit board 207 below the spindle bank 204 can take place.
  • the printed circuit board can also be supported via the housing 205 or attached thereto.
  • the plug connection consists of a first plug-in connection which is applied to the printed circuit board 207 and a second corresponding plug-in connection which is attached either to the spindle unit 200, the spindle bank 204 or to a holder connected to the aforementioned components 200, 204.
  • the printed circuit board 207 below the spindle rail 204 is covered by a housing 205 made of plastic.
  • the housing 205 includes integral support means 211, 212 in the form of webs and ribs which support and fix the circuit board 207 in its mounting position.
  • an optical display 210 for indicating yarn breaks or other disturbances.
  • the display is directly connected to the printed circuit board 207 via a solder connection.
  • a manual switch 209 is also provided for manually switching off or switching on the spindle drive 203. Also, this switch 209 is connected via a solder connection directly to the circuit board.
  • a cable channel 206 is provided, through which the data bus and the lines for the power supply of the spindle and the electronics are performed.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Textile Engineering (AREA)
  • Spinning Or Twisting Of Yarns (AREA)

Abstract

L'invention concerne un métier à filer continu à anneaux à entraînement individuel des broches, ce métier comportant un châssis logeant des postes de travail subdivisés en plusieurs sections de technique de commande, chaque section comprenant plusieurs postes de travail et chaque poste de travail étant pourvu d'une unité broche (200) présentant une broche (201) et un entraînement de broche (203). Chaque unité broche (200) est dotée d'une unité électronique d'entraînement de broche (105). Le métier à filer comporte également une unité électronique de section (112) par section (160), cette unité étant reliée à une unité de commande du métier (101) par une ligne de transmission de données (133), et dans chaque unité électronique de section (112) étant connectée une pluralité d'unités électroniques d'entraînement de broche (105) par une ligne de transmission de données (134). L'invention est caractérisée en ce qu'une section de technique de commande (160) comporte quatre cartes de circuits imprimés (102.1-102.4) présentant chacune plusieurs unités électroniques d'entraînement de broche (105), ces cartes comportant des pistes conductrices (134, 141, 142) qui assurent l'alimentation en énergie et la communication avec les unités électroniques d'entraînement de broche (105). Une carte de circuits imprimés est conçue comme carte de section (102.1) qui comporte l'unité électronique de section (112) et une ou plusieurs interfaces de raccordement (135) à un dispositif de communication externe, ainsi que l'alimentation en courant, les cartes de circuits imprimés (102.1-102.4) étant montées en série.
PCT/CH2009/000126 2008-04-30 2009-04-22 Métier à filer à entraînement individuel des broches WO2009132469A1 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
CN200980120126XA CN102046862B (zh) 2008-04-30 2009-04-22 具有单个锭子驱动装置的纺纱机
DE112009001016T DE112009001016A5 (de) 2008-04-30 2009-04-22 Spinnmaschine mit Einzelspindelantrieb
JP2011506546A JP2011518966A (ja) 2008-04-30 2009-04-22 個別スピンドル駆動部を備える紡績機

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CH6892008 2008-04-30
CH689/08 2008-04-30

Publications (1)

Publication Number Publication Date
WO2009132469A1 true WO2009132469A1 (fr) 2009-11-05

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PCT/CH2009/000126 WO2009132469A1 (fr) 2008-04-30 2009-04-22 Métier à filer à entraînement individuel des broches

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Country Link
JP (1) JP2011518966A (fr)
CN (1) CN102046862B (fr)
DE (1) DE112009001016A5 (fr)
WO (1) WO2009132469A1 (fr)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2019038631A1 (fr) 2017-08-25 2019-02-28 Maschinenfabrik Rieter Ag Procédé de fonctionnement d'un continu à filer à anneaux et continu à filer à anneaux
WO2019038630A1 (fr) * 2017-08-25 2019-02-28 Maschinenfabrik Rieter Ag Procédé pour faire fonctionner un continu à filer à anneaux et continu à filer à anneaux
WO2019111090A1 (fr) * 2017-12-08 2019-06-13 Maschinenfabrik Rieter Ag Procédé pour faire fonctionner une bobineuse pour bobiner les canettes d'une machine à filer à anneaux
EP3628761A1 (fr) 2018-09-27 2020-04-01 Maschinenfabrik Rieter AG Procédé de fonctionnement d'une machine à filer à anneaux

Families Citing this family (2)

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CN103510196B (zh) * 2013-08-13 2016-07-13 东华大学 一种基于主从控制模式的细纱机电机式锭子的控制方法
DE102016007449A1 (de) * 2016-06-17 2017-12-21 Saurer Germany Gmbh & Co. Kg Transportverstärkung für eine Auflaufspulen herstellende Textilmaschine

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EP0389849A2 (fr) * 1989-03-29 1990-10-03 Maschinenfabrik Rieter Ag Système de commande pour une machine textile
DE4026581A1 (de) * 1990-08-23 1992-03-05 Saurer Allma Gmbh Integriertes steuerungssystem fuer eine textilmaschine mit einer vielzahl von separat angetriebenen spindeln
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Publication number Priority date Publication date Assignee Title
WO2019038631A1 (fr) 2017-08-25 2019-02-28 Maschinenfabrik Rieter Ag Procédé de fonctionnement d'un continu à filer à anneaux et continu à filer à anneaux
CH714082A1 (de) * 2017-08-25 2019-02-28 Rieter Ag Maschf Verfahren zum Betreiben einer Ringspinnmaschine und Ringspinnmaschine.
WO2019038630A1 (fr) * 2017-08-25 2019-02-28 Maschinenfabrik Rieter Ag Procédé pour faire fonctionner un continu à filer à anneaux et continu à filer à anneaux
WO2019111090A1 (fr) * 2017-12-08 2019-06-13 Maschinenfabrik Rieter Ag Procédé pour faire fonctionner une bobineuse pour bobiner les canettes d'une machine à filer à anneaux
CN111433397A (zh) * 2017-12-08 2020-07-17 里特机械公司 用于运行用来对前面的环锭纺纱机的管纱进行重绕的络筒机的方法
CN111433397B (zh) * 2017-12-08 2023-04-04 里特机械公司 用于运行用来对前面的环锭纺纱机的管纱进行重绕的络筒机的方法
EP3628761A1 (fr) 2018-09-27 2020-04-01 Maschinenfabrik Rieter AG Procédé de fonctionnement d'une machine à filer à anneaux

Also Published As

Publication number Publication date
DE112009001016A5 (de) 2011-05-26
CN102046862A (zh) 2011-05-04
CN102046862B (zh) 2012-10-10
JP2011518966A (ja) 2011-06-30

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