EP4101801A1 - Dispositif d'enlèvement, procédé de commande d'enlèvement et appareil de commande d'enlèvement - Google Patents

Dispositif d'enlèvement, procédé de commande d'enlèvement et appareil de commande d'enlèvement Download PDF

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Publication number
EP4101801A1
EP4101801A1 EP22177732.9A EP22177732A EP4101801A1 EP 4101801 A1 EP4101801 A1 EP 4101801A1 EP 22177732 A EP22177732 A EP 22177732A EP 4101801 A1 EP4101801 A1 EP 4101801A1
Authority
EP
European Patent Office
Prior art keywords
tube
winding mechanism
yarn
yarn bobbin
replacement apparatus
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
EP22177732.9A
Other languages
German (de)
English (en)
Inventor
Yunfeng Wu
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Saurer Jiangsu Textile Machinery Co Ltd
Original Assignee
Saurer Jiangsu Textile Machinery Co Ltd
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 Saurer Jiangsu Textile Machinery Co Ltd filed Critical Saurer Jiangsu Textile Machinery Co Ltd
Publication of EP4101801A1 publication Critical patent/EP4101801A1/fr
Withdrawn legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H67/00—Replacing or removing cores, receptacles, or completed packages at paying-out, winding, or depositing stations
    • B65H67/04—Arrangements for removing completed take-up packages and or replacing by cores, formers, or empty receptacles at winding or depositing stations; Transferring material between adjacent full and empty take-up elements
    • B65H67/0405—Arrangements for removing completed take-up packages or for loading an empty core
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H63/00—Warning or safety devices, e.g. automatic fault detectors, stop-motions ; Quality control of the package
    • B65H63/08—Warning or safety devices, e.g. automatic fault detectors, stop-motions ; Quality control of the package responsive to delivery of a measured length of material, completion of winding of a package, or filling of a receptacle
    • B65H63/082—Warning or safety devices, e.g. automatic fault detectors, stop-motions ; Quality control of the package responsive to delivery of a measured length of material, completion of winding of a package, or filling of a receptacle responsive to a predetermined size or diameter of the package
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H63/00—Warning or safety devices, e.g. automatic fault detectors, stop-motions ; Quality control of the package
    • B65H63/08—Warning or safety devices, e.g. automatic fault detectors, stop-motions ; Quality control of the package responsive to delivery of a measured length of material, completion of winding of a package, or filling of a receptacle
    • B65H63/084—Warning or safety devices, e.g. automatic fault detectors, stop-motions ; Quality control of the package responsive to delivery of a measured length of material, completion of winding of a package, or filling of a receptacle responsive to a predetermined weight of the package
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H67/00—Replacing or removing cores, receptacles, or completed packages at paying-out, winding, or depositing stations
    • B65H67/04—Arrangements for removing completed take-up packages and or replacing by cores, formers, or empty receptacles at winding or depositing stations; Transferring material between adjacent full and empty take-up elements
    • B65H67/0405—Arrangements for removing completed take-up packages or for loading an empty core
    • B65H67/0417—Arrangements for removing completed take-up packages or for loading an empty core for loading an empty core
    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01H—SPINNING OR TWISTING
    • D01H9/00—Arrangements for replacing or removing bobbins, cores, receptacles, or completed packages at paying-out or take-up stations ; Combination of spinning-winding machine
    • D01H9/02—Arrangements for replacing or removing bobbins, cores, receptacles, or completed packages at paying-out or take-up stations ; Combination of spinning-winding machine for removing completed take-up packages and replacing by bobbins, cores, or receptacles at take-up stations; Transferring material between adjacent full and empty take-up elements
    • D01H9/04—Doffing arrangements integral with spinning or twisting machines
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H2701/00—Handled material; Storage means
    • B65H2701/30—Handled filamentary material
    • B65H2701/31—Textiles threads or artificial strands of filaments

Definitions

  • This disclosure relates to the field of textile machinery and, in particular to a single doffing device and a single doffing control method and control apparatus.
  • a semi-automatic rotor spinning machine generally includes multiple spinning machine workstations.
  • the spinning machine workstation may include a spinning mechanism and a winding mechanism, the spinning mechanism being used to produce yarns, and the winding mechanism winding the yarns;
  • a yarn take-off device may also be arranged between the spinning mechanism and the winding mechanism, and it may guide the yarns by using a yarn take-off roller and a pressure roller, so that the winding mechanism may wind the yarns efficiently.
  • the winding mechanism generally cross-winds the yarns around a tube to form a bobbin or package of a certain size.
  • embodiments of this disclosure provide a single doffing device and a single doffing control method and control apparatus, with an expectation of eliminating or avoiding artificial intervene, lowering maintenance cost, and improving security and operational efficiency.
  • a single doffing device including:
  • the yarn bobbin is replaced with an empty tube automatically after the yarn winding is completed by replacing the yarn bobbin on the winding mechanism with the tube stored in the tube replacement apparatus, thereby eliminating or avoiding artificial intervene, lowering maintenance cost, and improving security and operational efficiency.
  • control apparatus transmits the control information to the tube replacement apparatus in a case where a yarn length of the yarn bobbin reaches a predetermined length, or a weight of the yarn bobbin reaches a predetermined weight, or a diameter of the yarn bobbin reaches a predetermined diameter, or a length of the yarn bobbin reaches a predetermined length.
  • a time for replacement may further be controlled exactly by the control apparatus, and operational efficiency may be improved.
  • the control apparatus transmits a control instruction to stop winding to the spinning machine workstation and causes the yarn bobbin to be ejected from the winding mechanism to a conveyor belt in a case where a yarn length of the yarn bobbin reaches a predetermined length, or a weight of the yarn bobbin reaches a predetermined weight, or a diameter of the yarn bobbin reaches a predetermined diameter, or a length of the yarn bobbin reaches a predetermined length.
  • the time for replacement may further be controlled exactly by the control apparatus, and operational efficiency may be improved.
  • the tube replacement apparatus pushes out the one of stored tubes at an introduction position and configures the tubes on the winding mechanism after the yarn bobbin on the winding mechanism is ejected.
  • the tube replacement apparatus and the winding mechanism operate in parallel, the time for replacement may further be controlled exactly by the control apparatus, and operational efficiency may be improved.
  • the tube replacement apparatus is moved from a loading position to an introduction position upon receiving a control instruction, or, the tube replacement apparatus is moved from a loading position to an introduction position during spinning, or, the tube replacement apparatus is moved from a loading position to an introduction position after storing the tube(s), and remains at the introduction position when the tube(s) exist(s) in the tube replacement apparatus.
  • the tube replacement apparatus may reach the introduction position (standby position) before the spinning process is suspended, thereby saving time for replacing the tubes, further controlling exactly the time for replacing the tubes, and improving operational efficiency.
  • control apparatus detects whether the winding mechanism is configured with the tube, and transmits a control instruction for starting producing and winding the yarn to the spinning machine workstation in a case where the tube is correctly configured on the winding mechanism.
  • the time for operation again of the winding mechanism may be exactly determined, and security and operational efficiency may further be improved.
  • control apparatus in the case where the tube is correctly configured on the winding mechanism, the control apparatus further transmits a control instruction to the tube replacement apparatus to cause the tube replacement apparatus to be moved from the introduction position back to a loading position or a standby position.
  • the time for standby and introduction of the tube replacement apparatus may be exactly determined, and security and operational efficiency may further be improved.
  • the tube replacement apparatus is moved back to the loading position or the standby position, maintenance and loading of the tubes may be better conducted.
  • a single doffing control method including:
  • the yarn bobbin may be replaced with an empty tube automatically after the yarn winding is completed by replacing the yarn bobbin on the winding mechanism with the tube stored in the tube replacement apparatus, thereby eliminating or avoiding artificial intervene, lowering maintenance cost, and improving security and operational efficiency.
  • control apparatus transmits the control information to the tube replacement apparatus in a case where a yarn length of the yarn bobbin reaches a predetermined length, or a weight of the yarn bobbin reaches a predetermined weight, or a diameter of the yarn bobbin reaches a predetermined diameter, or a length of the yarn bobbin reaches a predetermined length.
  • a time for replacement may further be controlled exactly by the control apparatus, and operational efficiency may be improved.
  • the method further includes: transmitting, by the control apparatus, a control instruction to stop winding to the spinning machine workstation and causing the yarn bobbin to be ejected from the winding mechanism to a conveyor belt in a case where a yarn length of the yarn bobbin reaches a predetermined length, or a weight of the yarn bobbin reaches a predetermined weight, or a diameter of the yarn bobbin reaches a predetermined diameter, or a length of the yarn bobbin reaches a predetermined length.
  • the time for replacement may further be controlled exactly by the control apparatus, and operational efficiency may be improved.
  • the method further includes: pushing out the one of the stored tubes by the tube replacement apparatus at an introduction position and configuring the tube on the winding mechanism after the yarn bobbin on the winding mechanism is ejected.
  • the tube replacement apparatus and the winding mechanism operate in parallel, the time for replacement may further be controlled exactly by the control apparatus, and operational efficiency may be improved.
  • the method further includes: moving the tube replacement apparatus from a loading position to the introduction position when the tube replacement apparatus receives a control instruction, or, moving the tube replacement apparatus from a loading position to an introduction position during spinning, or, moving the tube replacement apparatus from a loading position to an introduction position after the tube replacement apparatus stores the tube(s), and holding the tube replacement apparatus at the introduction position when the tube(s) exist(s) in the tube replacement apparatus.
  • the tube replacement apparatus may reach the introduction position (standby position) before the spinning process is suspended, thereby saving time for replacing the tubes, further controlling exactly the time for replacing the tubes, and improving operational efficiency.
  • the method further includes: detecting by the control apparatus whether the winding mechanism is configured with the tube, and transmitting a control instruction for starting producing and winding a yarn to the spinning machine workstation in a case where the tube is correctly configured on the winding mechanism.
  • the time for operation again of the winding mechanism may be exactly determined, and security and operational efficiency may further be improved.
  • the method further includes: in the case where the tube is correctly configured on the winding mechanism, further transmitting a control instruction by the control apparatus to the tube replacement apparatus to cause the tube replacement apparatus to be moved from the introduction position back to a standby position or a loading position.
  • the time for standby and introduction of the tube replacement apparatus may be exactly determined, and security and operational efficiency may further be improved.
  • the tube replacement apparatus is moved back to the loading position or the standby position, maintenance and loading of the tubes may be better conducted.
  • a single doffing control apparatus including a memory and a processor, the memory storing a computer program, and the processor being configured to execute the computer program to implement the following operations: when a yarn is wound into a yarn bobbin of a predetermined size on a replaceable tube on a winding mechanism in a spinning machine workstation, transmitting control information for instructing to replace the yarn bobbin on the winding mechanism, to enable a tube replacement apparatus to replace the yarn bobbin on the winding mechanism by using one of stored tubes.
  • An advantage of the embodiments of this disclosure exists in that the yarn bobbin may be replaced with an empty tube automatically after the yarn winding is completed, thereby eliminating or avoiding artificial intervene, lowering maintenance cost, and improving security and operational efficiency.
  • single forms “a”, and “the”, etc. include plural forms, and should be understood as “a kind of' or “a type of' in a broad sense, but should not defined as a meaning of "one”; and the term “the” should be understood as including both a single form and a plural form, except specified otherwise.
  • the term “according to” should be understood as “at least partially according to”, the term “based on” should be understood as “at least partially based on”, except specified otherwise.
  • An embodiment of this disclosure provides a single doffing device, including a spinning machine workstation, a control apparatus and a tube replacement apparatus.
  • FIG. 1 is a schematic diagram of the spinning machine workstation of the embodiment of this disclosure.
  • the spinning machine workstation 100 includes a spinning mechanism 101 and a winding mechanism 102.
  • the spinning machine workstation 100 is used for producing a yarn 11, and the winding mechanism 102 is used for winding the yarn 11.
  • a yarn take-off device 103 may be provided between the spinning mechanism 101 and the winding mechanism 102.
  • the winding mechanism 102 may be configured with a tube 1021.
  • the yarn 11 may be cross-wound on the tube 1021to form a bobbin 1022.
  • the winding mechanism 102 may be separately driven by a driver, and may include a conveyor belt for conveying the bobbin 1022, and reference may be made to related techniques for detailed contents of the winding mechanism 102.
  • the spinning machine workstation 100 may be controlled by a computer workstation 12, and the computer workstation 12 may control actions of components of one or more spinning machine workstations 100.
  • the control apparatus in the embodiment of this disclosure may be implemented by, for example, the computer workstation 12 shown in FIG. 1 ; however, this disclosure is not limited thereto, for example, the control apparatus may also be one or some control circuits configured in the spinning machine workstation 100 or other devices.
  • spinning machine workstation of this disclosure is only schematically described in FIG. 1 ; however, this disclosure is not limited thereto.
  • other components or devices may also be provided, and reference may be made to related techniques for details, which shall not be described herein any further. And reference may be made to related techniques for those parts or elements (such as a control line, and a connection element) that are not specified in FIG. 1 , which are not limited in this disclosure.
  • FIG. 2 is the schematic diagram of the single doffing device of the embodiment of this disclosure, in which the control apparatus is omitted.
  • FIG. 3 is a partial schematic diagram of the single doffing device of FIG. 2 , showing a case of a winding mechanism of one spinning machine workstation and one tube replacement apparatus.
  • FIG. 4 is another schematic diagram of the single doffing device of FIG. 2 , showing a case viewed from a side.
  • the single doffing device 200 may include a spinning machine workstation 201 and a tube replacement apparatus 202, and reference may be made to FIG. 1 for a structure of the spinning machine workstation 201.
  • reference number 201 is shown by taking one spinning machine workstation as an example.
  • the spinning machine workstation 201 has a spinning mechanism (not shown in FIG. 2 ) for producing a yarn and a winding mechanism 2011 for winding the yarn, wherein the winding mechanism 2011 is provided with a replaceable tube (as shown by 1021 in FIG. 1 , not shown in FIG. 2 ) around which the yarn is wound.
  • control apparatus When a yarn is wound into a yarn bobbin (as shown by 1022 in FIG. 1 , not shown in FIG. 2 ) of a predetermined size around the replaceable tube on the winding mechanism 2011, the control apparatus (not shown in FIG. 2 ) transmits control information for instructing to replace the yarn bobbin on the winding mechanism 2011.
  • the tube replacement apparatus 202 stores one or more tube(s) therein, and replaces the yarn bobbin on the winding mechanism 2011 by using one of the stored tubes upon receipt of the control information.
  • multiple spinning machine workstations 201 for example, 12 spinning machine workstations configured at the front side are shown in FIG. 2
  • one tube replacement apparatus 202 may be configured for each spinning machine workstation 201 (one tube replacement apparatus configured at the front side is only exemplarily shown in FIG. 2 ).
  • One or more tube(s) may be stored in the tube replacement apparatus 202 (for example, 6 tubes may be stored in parallel). What described above are some examples of this disclosure only; however, this disclosure in not limited thereto.
  • the yarn bobbin may be replaced with an empty tube automatically after the yarn winding is completed by replacing the yarn bobbin on the winding mechanism with the tube stored in the tube replacement apparatus, thereby eliminating or avoiding artificial intervene, lowering maintenance cost, and improving security and operational efficiency.
  • FIGs. 2-4 the single doffing device of this disclosure is only schematically described in FIGs. 2-4 ; however, this disclosure is not limited thereto.
  • other components or devices may also be provided, and reference may be made to related techniques for details, which shall not be described herein any further. And reference may be made to related techniques for those parts or elements (such as a control line) that are not specified in FIGs. 2-4 , which are not limited in this disclosure.
  • the control apparatus transmits the control information to the tube replacement apparatus 202 in a case where a yarn length of the yarn bobbin (a total length of a yarn wound around the tube) reaches a predetermined length (a first length), or a weight of the yarn bobbin reaches a predetermined weight, or a diameter of the yarn bobbin reaches a predetermined diameter, or a length of the yarn bobbin (a length of the yarn bobbin itself) reaches a predetermined length (a second length).
  • the yarn bobbin 1022 needs to be replaced.
  • the yarn length may be detected by a sensor of the spinning mechanism, and the diameter/length/weight of the yarn bobbin may be detected by the sensor of the winding mechanism, etc., and reference may be made to related techniques for specific detection components.
  • This disclosure is not limited thereto, and the parameters as doffing conditions may also be, for example, a volume of the yarn bobbin, etc. In addition, the above doffing conditions may be used separately, or may be used by combining two or more of them.
  • a time for replacement may further be controlled exactly by the control apparatus, and operational efficiency may be improved.
  • the control apparatus transmits a control instruction to stop winding to the spinning machine workstation 201 and causes the yarn bobbin to be ejected from the winding mechanism 2011 to a conveyor belt in a case where a yarn length of the yarn bobbin reaches a predetermined length, or a weight of the yarn bobbin reaches a predetermined weight, or a diameter of the yarn bobbin reaches a predetermined diameter, or a length of the yarn bobbin reaches a predetermined length.
  • the spinning machine workstation 201 may deem that the winding of the yarn bobbin is completed, and hence production and winding of the spinning machine workstation 201 may be stopped, and replacement of the yarn bobbin may be prepared. For other spinning machine workstations 201, yarn production and winding may still be performed independently and are not affected by the control instruction.
  • the time for replacement may further be controlled exactly by the control apparatus, and operational efficiency may be improved.
  • the tube replacement apparatus 202 pushes out one of the stored tubes at an introduction position and configures the tube on the winding mechanism after the yarn bobbin on the winding mechanism is ejected.
  • the tube replacement apparatus and the winding mechanism operate in parallel (for example, the yarn bobbin is ejected, while the stored empty tube is introduced), the time for replacement may further be controlled exactly by the control apparatus, and operational efficiency may be improved.
  • the introduction position refers to, for example, a position where an empty tube in the tube replacement apparatus may be inserted into a bobbin rack of the winding mechanism from a tube magazine
  • the standby position refers to, for example, a position where the tube replacement apparatus waits for a tube replacement operation.
  • the introduction position and the standby position may be in the vicinity of the winding mechanism and have predetermined distances from the winding mechanism.
  • the introduction position may be identical to the standby position, for example, the tube replacement apparatus may be standby at a first predetermined position near the winding mechanism and perform tube replacement at the first predetermined position; and the introduction position and the standby position may also be different, for example, the tube replacement may be standby at a second predetermined position near the winding mechanism, and may perform tube replacement at a third predetermined position.
  • the loading position refers to, for example, a position where a tube is loaded (or stored) into the tube magazine of the tube replacement apparatus, which may be remote from the induction or standby position.
  • the tube magazine may be made more upright in the loading position, so that a tube to be loaded (stored) may automatically slide into the tube magazine due to the gravity, thereby simplifying operations of storing tubes by the tube magazine.
  • one or more of the introduction position, the standby position and the loading position may be set as actually demanded.
  • only the introduction position and the loading position may be set, or only the introduction position and the standby position may be set, or the introduction position, the standby position and the loading position may be set, and more positions may be set, etc., and this disclosure is not limited thereto.
  • the tube replacement apparatus is moved from the loading position to the introduction position upon receiving a control instruction, or, the tube replacement apparatus is moved from the loading position to the introduction position during spinning, or, the tube replacement apparatus is moved from the loading position to the introduction position after storing the tubes, and remains at the introduction position when the tube(s) exist(s) in the tube replacement apparatus.
  • the tube replacement apparatus may reach the introduction position (standby position) before the spinning process is suspended, thereby saving time for replacing the tubes, further controlling exactly the time for replacing the tubes, and improving operational efficiency.
  • the tube replacement apparatus may be moved to the introduction position, waiting for the spinning process to be suspended, so as to insert the tube into the bobbin rack of the winding mechanism immediately after the yarn bobbin is ejected. This may further save time as the tube magazine does not need to be moved from the loading position to the introduction position after the spinning process is suspended.
  • the tube replacement apparatus 202 is currently at the loading position.
  • the tube replacement apparatus 202 is moved from the loading position (such as being rotated or translated, and rotation is taken as an example in FIG. 3 ) to an introduction position with a predetermined distance from the winding mechanism 2011 (such as being rotated downwards as shown by the arrow in FIG. 3 ).
  • the tube replacement apparatus 202 is abutted with a guide rail of the winding mechanism 2011 capable of guiding an empty tube.
  • the tube replacement apparatus 202 pushes out the stored tube (such as pushing out a foremost tube by a pressure mechanism, and reference may be made to relevant techniques for details), and configures (such as introducing via the guide rail) the tube onto the winding mechanism 2011.
  • relevant techniques for implementing such actions as ejecting, transferring, pushing out, configuring, and introducing which shall not be repeated herein any further.
  • control apparatus detects whether the winding mechanism 2011 is configured with the tube, and transmits a control instruction for starting producing and winding a yarn to the spinning machine workstation 201 in a case where the tube is correctly configured on the winding mechanism 2011.
  • whether the tube is configured, or whether the tube is configured at a correct position, etc. may be detected by a detector.
  • a detector In the case where the tube is correctly configured on the winding mechanism 2011, subsequent yarn production and winding are proceeded; in a case where the tube is not correctly configured on the winding mechanism 2011, introduction of the tube may be awaited; and in a case where the tube are not properly configured after a predetermined time, an alert may be issued to notify relevant personnel.
  • the time for operation again of the winding mechanism may be exactly determined, and security and operational efficiency may further be improved.
  • control apparatus in the case where the tubes are correctly configured on the winding mechanism 2011, the control apparatus further transmits a control instruction to the tube replacement apparatus 202 to cause the tube replacement apparatus 202 to be moved from the introduction position back to the loading position or a standby position.
  • the time for standby and introduction of the tube replacement apparatus may be exactly determined, and security and operational efficiency may further be improved.
  • the tube replacement apparatus is moved back to the loading position or the standby position, maintenance and loading of the tubes may be better conducted.
  • devices or components are illustrated above only. However, this disclosure is not limited thereto, and reference may be made to related techniques for detailed contents of the devices or components; and furthermore, devices or components not shown in FIGs. 1-4 may be added, or one or more of the devices or components in FIGs. 1-4 may be reduced.
  • the embodiment of this disclosure further provides a single doffing control method.
  • FIG. 5 is a schematic diagram of the single doffing control method of the embodiment of this disclosure. As shown in FIG. 5 , the method includes:
  • the yarn bobbin may be replaced with an empty tube automatically after the yarn winding is completed by replacing the yarn bobbin on the winding mechanism with the tube stored in the tube replacement apparatus, thereby eliminating or avoiding artificial intervene, lowering maintenance cost, and improving security and operational efficiency.
  • FIG. 6 is another schematic diagram of the single doffing control method of the embodiment of this disclosure.
  • a spinning machine workstation produces a yarn, and winds the yarn by using tubes;
  • a control apparatus determines that the yarn is wound into a yarn bobbin of a predetermined size around a tube; for example, a yarn length of the yarn bobbin reaches a predetermined length, or a weight of the yarn bobbin reaches a predetermined weight, or a diameter of the yarn bobbin reaches a predetermined diameter, or a length of the yarn bobbin reaches a predetermined length; and the above doffing conditions may be used separately, or may be used by combining two or more of them;
  • the control apparatus transmits control information for replacing the yarn bobbing to the tube replacement apparatus; in some embodiments, in a case where the control information is received, the tube replacement apparatus is moved from the loading position to an introduction position with a predetermined distance from the winding mechanism; for example, after the tube replacement apparatus reaches the introduction position, a further instruction may be awaited, and preparation for replacement may be started; however, this disclosure is not limited thereto, for example, the tube replacement apparatus may reach the introduction position at any appropriate time;
  • the control apparatus transmits a control instruction to stop winding to the spinning machine workstation, and causes the yarn bobbin to be ejected from the winding mechanism to a conveyor belt; for example, after receiving the control instruction, the spinning machine workstation may cut off the yarn, and transfers the yarn bobbing to the conveyor belt for performing subsequent processes; and furthermore, the control apparatus may further transmit an instruction to the tube replacement apparatus, so as to cause the tube replacement apparatus to start replacement of the tubes;
  • the tube replacement apparatus pushes out one of the stored tubes after the yarn bobbing on the winding mechanism is ejected, and configures the tube on the winding mechanism.
  • the method may further include:
  • FIG. 5 or FIG. 6 only schematically illustrates the embodiment of this disclosure; however, this disclosure is not limited thereto.
  • an order of execution of the steps may be appropriately adjusted, and furthermore, some other steps may be added, or some steps therein may be reduced.
  • appropriate variants may be made by those skilled in the art according to the above contents, without being limited to what is contained in FIG. 5 or FIG. 6 .
  • the embodiment of this disclosure further provides a single doffing control apparatus.
  • the control apparatus may be, for example, a computer, a server, a workstation, a lap-top computer, and a smart mobile phone, etc.; however, this disclosure is not limited thereto, and it may also be some circuits or some software programs in these devices.
  • FIG. 7 is a schematic diagram of the single doffing control apparatus of the embodiment of this disclosure.
  • the control apparatus 700 may include a processor 710 (such as a central processing unit) and a memory 720, the memory 720 being coupled to the processor 710.
  • the memory 720 may store various data, and furthermore, it may store a program 721 for information processing, and execute the program 721 under control of the processor 710.
  • the processor 710 is configured to carry out the single doffing control method as described above.
  • the processor 710 is configured to perform the following control: when a yarn is wound into a yarn bobbin of a predetermined size around a tube on a winding mechanism in a spinning machine workstation, transmitting control information for instructing to replace the yarn bobbin on the winding mechanism, to enable a tube replacement apparatus to replace the yarn bobbin on the winding mechanism by using one of stored tubes.
  • the processor 710 is configured to perform the following control: transmitting the control information to the tube replacement apparatus in a case where a yarn length of the yarn bobbin reaches a predetermined length, or a weight of the yarn bobbin reaches a predetermined weight, or a diameter of the yarn bobbin reaches a predetermined diameter, or a length of the yarn bobbin reaches a predetermined length.
  • the processor 710 is configured to perform the following control: transmitting a control instruction to stop winding by the control apparatus to the spinning machine workstation and causing the yarn bobbin to be ejected from the winding mechanism to a conveyor belt in a case where a yarn length of the yarn bobbin reaches a predetermined length, or a weight of the yarn bobbin reaches a predetermined weight, or a diameter of the yarn bobbin reaches a predetermined diameter, or a length of the yarn bobbin reaches a predetermined length.
  • the processor 710 is configured to perform the following control: pushing out one of the stored tubes by the tube replacement apparatus at an introduction position and configuring the tube on the winding mechanism after the yarn bobbin on the winding mechanism is ejected.
  • the processor 710 is configured to perform the following control: moving the tube replacement apparatus from a loading position to the introduction position when the tube replacement apparatus receives a control instruction, or, moving the tube replacement apparatus from a loading position to an introduction position during spinning, or, moving the tube replacement apparatus from a loading position to an introduction position after the tube replacement apparatus stores the tube(s), and holding the tube replacement apparatus at the introduction position when the tube(s) exist(s) in the tube replacement apparatus.
  • the processor 710 is configured to perform the following control: detecting whether the winding mechanism is configured with the tube, and transmitting a control instruction for starting producing and winding a yarn to the spinning machine workstation in a case where the tube is correctly configured on the winding mechanism.
  • the processor 710 is configured to perform the following control: in the case where the tube is correctly configured on the winding mechanism, further transmitting a control instruction by the control apparatus to the tube replacement apparatus to cause the tube replacement apparatus to be moved from the introduction position back to a standby position or a loading position.
  • control apparatus 700 may include an input/output (I/O) device 730, and a display 740, etc.; wherein, functions of the above components are similar to those in the prior art, and shall not be described herein any further. It should be noted that the control apparatus 700 does not necessarily include all the parts shown in FIG. 7 , and furthermore, the control apparatus 700 may include parts not shown in FIG. 7 , and the related art may be referred to.
  • I/O input/output
  • An embodiment of this disclosure provides a computer readable program, which, when executed in a control apparatus, will cause a computer to carry out the single doffing control method described above in the control apparatus.
  • An embodiment of this disclosure provides a computer storage medium, including a computer readable program, which will cause a computer to carry out the single doffing control method described above in a control apparatus.
  • the above apparatuses and methods of this disclosure may be implemented by hardware, or by hardware in combination with software.
  • This disclosure relates to such a computer-readable program that when the program is executed by a logic device, the logic device is enabled to carry out the apparatus or components as described above, or to carry out the methods or steps as described above.
  • the present invention also relates to a storage medium for storing the above program, such as a hard disk, a floppy disk, a CD, a DVD, and a flash memory, etc.
  • the methods/apparatuses described with reference to the embodiments of this disclosure may be directly embodied as hardware, software modules executed by a processor, or a combination thereof.
  • one or more functional block diagrams and/or one or more combinations of the functional block diagrams shown in the drawings may either correspond to software modules of procedures of a computer program, or correspond to hardware modules.
  • Such software modules may respectively correspond to the steps shown in the drawings.
  • the hardware module for example, may be carried out by firming the soft modules by using a field programmable gate array (FPGA).
  • FPGA field programmable gate array
  • the soft modules may be located in an RAM, a flash memory, an ROM, an EPROM, and EEPROM, a register, a hard disc, a floppy disc, a CD-ROM, or any memory medium in other forms known in the art.
  • a memory medium may be coupled to a processor, so that the processor may be able to read information from the memory medium, and write information into the memory medium; or the memory medium may be a component of the processor.
  • the processor and the memory medium may be located in an ASIC.
  • the soft modules may be stored in a memory of a mobile terminal, and may also be stored in a memory card of a pluggable mobile terminal.
  • the soft modules may be stored in the MEGA-SIM card or the flash memory device of a large capacity.
  • One or more functional blocks and/or one or more combinations of the functional blocks in the drawings may be realized as a universal processor, a digital signal processor (DSP), an application-specific integrated circuit (ASIC), a field programmable gate array (FPGA) or other programmable logic devices, discrete gate or transistor logic devices, discrete hardware component or any appropriate combinations thereof carrying out the functions described in this application.
  • DSP digital signal processor
  • ASIC application-specific integrated circuit
  • FPGA field programmable gate array
  • the one or more functional block diagrams and/or one or more combinations of the functional block diagrams in the drawings may also be realized as a combination of computing equipment, such as a combination of a DSP and a microprocessor, multiple processors, one or more microprocessors in communication combination with a DSP, or any other such configuration.

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  • Engineering & Computer Science (AREA)
  • Quality & Reliability (AREA)
  • Mechanical Engineering (AREA)
  • Textile Engineering (AREA)
  • Spinning Or Twisting Of Yarns (AREA)
EP22177732.9A 2021-06-11 2022-06-08 Dispositif d'enlèvement, procédé de commande d'enlèvement et appareil de commande d'enlèvement Withdrawn EP4101801A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202110657115.8A CN115465729A (zh) 2021-06-11 2021-06-11 单道落纱设备、单道落纱的控制方法和控制装置

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Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2345612A2 (fr) * 2010-01-15 2011-07-20 Murata Machinery, Ltd. Appareil de dégarnissage
EP2657380A2 (fr) * 2012-04-28 2013-10-30 Saurer Germany GmbH & Co. KG Procédé et dispositif de fonctionnement de postes de travail d'un métier à tisser à rotor à extrémité ouverte
CN111441112A (zh) * 2020-05-09 2020-07-24 安徽日发纺织机械有限公司 一种纺纱装置及其自动落纱和上纱方法

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2345612A2 (fr) * 2010-01-15 2011-07-20 Murata Machinery, Ltd. Appareil de dégarnissage
EP2657380A2 (fr) * 2012-04-28 2013-10-30 Saurer Germany GmbH & Co. KG Procédé et dispositif de fonctionnement de postes de travail d'un métier à tisser à rotor à extrémité ouverte
CN111441112A (zh) * 2020-05-09 2020-07-24 安徽日发纺织机械有限公司 一种纺纱装置及其自动落纱和上纱方法

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