TW202335954A - Winding device and winding system - Google Patents

Abstract

An object of the present invention is to suppress the increase of height of a winding device. A winding device 21 includes cradle arms 30, a package storage unit 50, a stocker 60 including a first supporting surface 61, and a contact roller 40. The stocker 60 is provided on one side of a vertical plane F while the package storage unit 50 is provided on the other side of the vertical plane F. The contact roller 40 is provided on one side of the vertical plane F, and the position of the contact roller 40 is lower than that of the stocker 60. In the vertical direction, the first supporting surface 61 is below an upper end t1 of a virtual maximum circumferential surface of a wound package Pw supported by the cradle arms 30 at a release position. In the vertical direction, a rotational center 40a of the contact roller 40 is above a lower end t2 of the virtual maximum circumferential surface of the wound package Pw supported by the cradle arms 30 at the release position.

Description

Coiling devices and coiling equipment

The present invention relates to a coiling device and a coiling equipment having the coiling device.

Patent Document 1 discloses a false twisting machine that performs false twisting on a yarn. The false twisting machine of Patent Document 1 has a yarn feeding section for feeding the yarn, a winding device for winding the yarn, and a heating device, a cooling device, and a false twisting device arranged in a yarn passage from the yarn feeding portion to the winding device. . The winding device has a cradle that rotatably supports the bobbin holder, and winds the yarn on the bobbin mounted on the bobbin holder to form a package.

When a full package is formed in the take-up device, the full package is unloaded from the cradle and a new empty bobbin is supplied to the cradle. Patent Document 2 describes a winding device that has a stocker (the empty bobbin supply path of Patent Document 2) that stores empty bobbins supplied to the cradle, and a stocker that stores the empty bobbins that are sent out from the cradle. The package storage part of the full package (the package tray of Patent Document 2). After the full package unloaded from the cradle is sent to the package storage unit, the empty bobbin stored in the stocker is supplied to the cradle, thereby completing the replacement of the bobbin.

In the structure of Patent Document 2, both the stocker and the package storage section are arranged on one side of the cradle in the direction orthogonal to the axial direction of the bobbin holder, and are arranged above the package storage section. There is a stocker. Therefore, the full package unloaded from the cradle is sent out to the package storage part through the lower side of the stocker.

Patent Document 1: Japanese Patent Application Publication No. 2011-47074 Patent Document 2: Japanese Patent Application Publication No. 10-279188

(The problem that the invention aims to solve)

Here, if the distance between the stocker and the package storage part in the vertical direction is small, when the full roll unloaded from the cradle is conveyed to the package storage part, the full roll There is a possibility of contact between the equipment and the hopper. Therefore, there is a problem that the movement of the full package to the package accumulation section is hindered or the package quality is reduced. Therefore, the distance between the stocker and the package storage unit in the vertical direction needs to be large enough to avoid contact between the full package transported to the package storage unit and the stocker.

However, if the distance between the stocker and the package storage unit in the vertical direction increases, the height dimension of the entire winding device increases. In particular, as in Patent Document 1, in a structure in which a plurality of winding devices are arranged in a vertical direction, the height of the entire false twisting machine increases as the number of winding devices arranged in the vertical direction increases. Also bigger. In addition, in the winding device arranged in multiple layers, it is difficult for the operator to replenish empty bobbins to the stocker and package storage section of the upper winding device and take them out from the package storage section. Full roll-to-roll operations. (Means used to solve problems)

An object of the present invention is to suppress an increase in the height of a winding device.

The winding device of the present invention is characterized in that it is provided with a cradle that can rotatably support the bobbin holder and can start winding when the yarn is wound on the bobbin mounted on the bobbin holder to start the formation of the package. position and a release position where the package is released from the bobbin holder; a package storage unit that stores the package released from the cradle at the release position; and a stocker that is supported from below The first supporting surface of the bobbin stores the bobbin for supplying to the cradle; and the contact roller rotates while in contact with the outer peripheral surface of the package so as to be moved by the rocker located in the release position. The vertical plane of the axis of the bobbin holder supported by the rack is bounded by the stocker on one side, and the package storage part is arranged on the other side by the vertical plane, and the contact roller is arranged On the side bounded by the vertical plane and at a position lower than the stocker, in the vertical direction, the first supporting surface of the stocker is located lower than the first support surface of the stocker supported by the cradle in the release position. The upper end of the imaginary maximum circumferential surface when the above-mentioned package is wound to the specified maximum winding diameter is located below the upper end of the imaginary maximum circumferential surface when the above-mentioned package is wound to the prescribed maximum winding diameter. In the above-mentioned vertical direction, the rotation center of the above-mentioned contact roller is located closer than the above-mentioned rocker located in the above-mentioned release position. The lower end of the imaginary maximum circumferential surface of the package supported by the rack is located above the lower end.

According to the present invention, with the vertical plane passing through the axis center of the bobbin holder supported by the cradle in the release position as a boundary, the stocker is arranged on one side and the package storage part is arranged on the other side. Therefore, when the full package released from the cradle in the release position is transported to the package storage section, there is no need to consider the possibility that the full package comes into contact with the stocker. In the winding device configured in this way, the first supporting surface of the stocker is located below the upper end of the virtual maximum circumferential surface of the package supported by the cradle in the release position, and is arranged lower than the stocker. The center of rotation of the contact roller is located above the lower end of the imaginary maximum circumferential surface of the package supported by the cradle in the release position. According to the above, it is possible to suppress the increase in the height of the winding device without hindering the delivery of the full package to the package storage unit.

In the winding device of the present invention, it is preferable that the stocker can store a plurality of the bobbins, and that the upper end of at least one of the bobbins stored in the stocker is located in the vertical direction. A position below the upper end of the virtual maximum peripheral surface of the package supported by the cradle in the release position.

According to the present invention, more parts of the stocker can be arranged vertically below the upper end of the virtual maximum circumferential surface of the package supported by the cradle in the release position. Therefore, it is possible to further suppress the winding. The height of the device becomes larger.

In the winding device of the present invention, it is preferable that the cradle is movable between the winding start position and the release position by swinging about a swing axis extending along the axial direction of the bobbin holder, The package storage part has a second support surface that supports the package released from the cradle from below. In the vertical direction, the second support surface is located above the swing axis and is located above the release position. The center of the package supported by the cradle is positioned below.

According to the present invention, in the vertical direction, the second supporting surface of the package storage portion can be converged above the swing axis of the cradle and below the center of the package supported by the cradle in the release position. within the area. Therefore, it is possible to suppress an increase in the height of the winding device due to the package accumulation portion.

In the winding device of the present invention, it is preferable that the second support surface is located above a lower end of the virtual maximum peripheral surface of the package supported by the cradle in the release position in the vertical direction. s position.

According to the present invention, in the vertical direction, the position of the second support surface on which the package accumulation section is arranged can be positioned as high as possible within a range below the center of the package supported by the cradle in the release position. Therefore, it is possible to further suppress an increase in the height dimension of the winding device due to the package accumulation portion.

In the winding device of the present invention, it is preferable that the package storage portion has a second support surface that supports the package released from the cradle from below, and that the second support surface is located in the vertical direction. A position above the lower end of the virtual maximum peripheral surface of the package supported by the cradle in the release position and below the center of the package supported by the cradle in the release position.

According to the present invention, in the vertical direction, the second supporting surface of the package accumulation portion can be converged above the lower end of the virtual maximum circumferential surface supported by the cradle in the release position and higher than the lower end of the imaginary maximum circumferential surface supported by the cradle in the release position. The area below the center of the package supported by the frame. Therefore, it is possible to suppress an increase in the height of the winding device due to the package accumulation portion.

In the winding device of the present invention, it is preferable that the winding device includes a bobbin supply unit that supplies the bobbin from the stocker to the cradle.

Generally, in a configuration in which bobbins are supplied to the cradle by swinging the entire stocker around a rotational axis extending in the axial direction of the bobbin holder, the penetration of the stocker during swing is higher than that of the stocker before swing. The upper position of the stocker. In such a structure, it is necessary to secure a space for swinging the stocker in the upper portion of the winding device, and the actual height dimension of the winding device becomes larger. According to the present invention, the bobbin supply part for supplying the bobbins stored in the stocker to the cradle can be arranged separately from the stocker, and the height of the winding device caused by swinging the entire stocker can be suppressed. Increase in size.

In the winding device of the present invention, it is preferable that the package storage unit is capable of storing a plurality of packages and is inclined downward in a direction from the vertical surface toward the other side.

According to the present invention, even if there are a plurality of packages released from the cradle and transported to the package accumulation portion, each package is sequentially moved in the direction from the vertical plane toward the other side along the inclination of the package accumulation portion. convey. Therefore, when a plurality of packages are to be stored in the package storage section, there is no need to separately provide a device for conveying each package in the direction from the vertical plane to the other side, and the winding device can be suppressed. The height dimension becomes larger.

Preferably, the winding equipment of the present invention is configured by arranging a plurality of any of the above-mentioned winding devices in an array in the vertical direction.

By using the winding device of the present invention, it is possible to prevent the height dimension of each winding device from increasing. Therefore, for a plurality of winding devices arranged in a row in the vertical direction, it is possible to prevent the height of each winding device from being increased from the uppermost layer in the vertical direction. The height dimension from the take-up device to the lowest take-up device. This makes it easy for the operator to access the stocker and package storage section of the winding device located above. Therefore, the operator can easily perform operations of replenishing empty bobbins to the stocker and taking out full packages from the package storage unit.

Hereinafter, embodiments of the present invention will be described with reference to the drawings.

(The overall composition of the false twisting machine 1) FIG. 1 is a side view showing the schematic structure of the false twisting machine 1 according to this embodiment. Hereinafter, the vertical direction on the paper surface of FIG. 1 is referred to as the body length direction, and the left-right direction on the paper surface is referred to as the body width direction. Let the direction orthogonal to both the body length direction and the body width direction be the vertical direction where gravity acts. In the following, the above directional terms will be used appropriately for explanation.

The false twisting machine 1 is configured to perform false twisting on a yarn Y made of synthetic fibers such as nylon (polyester fiber), for example. The false twisting machine 1 includes a yarn feeding part 2 for supplying a yarn Y, a processing part 3 that performs false twisting on the yarn Y supplied from the yarn feeding part 2, and winding the yarn Y processed by the processing part 3 into a bobbin. Coiling section 4 of tube Bw. Each component of the yarn feeding section 2, the processing section 3, and the winding section 4 is arranged on a traveling surface of the yarn (the paper surface of FIG. 1 ) are arranged in multiple directions orthogonally along the length of the body.

The yarn feeding section 2 has a creel 7 holding a plurality of yarn feeding packages Ps, and supplies a plurality of yarns Y to the processing section 3 . The processing section 3 is configured such that a first yarn feeding roller 11, a twist-stopping yarn guide 12, a first heating device 13, a cooling device 14, a false twisting device 15, and a second yarn feeding roller are arranged in order from the upstream side in the yarn traveling direction. 16. Interlacing device 17, third wire feeding roller 18, second heating device 19, and fourth wire feeding roller 20. The winding part 4 has a winding device 5. The winding device 5 is configured by arranging a plurality of (in this embodiment, four) winding devices 21 in the vertical direction, and the winding devices 21 are used to process the The yarn Y after the false twist processing in part 3 is wound on the bobbin Bw to form a winding package Pw.

In addition, the false twisting machine 1 has a main body 8 and a winding table 9 arranged at intervals in the body width direction. The main body 8 and the winding table 9 extend to approximately the same length in the longitudinal direction of the body and are arranged to face each other. The upper part of the main body 8 and the upper part of the winding table 9 are connected by a support frame 10 . Each device constituting the processing unit 3 is mainly installed on the main body 8 and the support frame 10 . The main body 8, the winding table 9, and the support frame 10 form a working space 22 for the operator to perform operations such as thread hanging on each device. The wire passage is formed so that the wire Y mainly travels around the work space 22 .

The false twisting machine 1 has a unit unit called a span including a pair of main bodies 8 and a winding table 9 arranged to face each other. In one span, each device is configured to simultaneously perform false twist processing on a plurality of yarns Y traveling in a state aligned in the longitudinal direction of the machine body. As an example, a total of 16 winding devices 21 in four layers and four rows are provided on the winding table 9 included in one span. Furthermore, in the false twisting machine 1, the span is configured to be symmetrically arranged on the paper with the center line C of the main body 8 in the machine width direction as the symmetry axis (the main body 8 is common to the left and right spans), and There are multiple ones arranged along the length of the body.

(Structure of processing department) Next, each component of the processing unit 3 will be described. The first yarn feeding roller 11 is used to convey the yarn Y supplied from the yarn feeding unit 2 to the first heating device 13 . The first yarn feeding roller 11 is arranged above the winding table 9 (see FIG. 1 ). The first wire feeding rollers 11 are arranged in one row in the longitudinal direction of the machine body.

The twist-stopping guide 12 is used to prevent the twist applied to the yarn Y by the false twisting device 15 described below from propagating to the upstream side of the twist-stopping guide 12 in the yarn traveling direction. The twist-stop yarn guide 12 is disposed on the downstream side of the first yarn feeding roller 11 in the yarn traveling direction and on the upstream side of the first heating device 13 in the yarn traveling direction. For example, the twist-stopping yarn guides 12 are provided independently with respect to the plurality of yarns Y supplied from the yarn feeding part 2, and are arranged in one row in the longitudinal direction of the body.

The first heating device 13 is used to heat the yarn Y conveyed from the first yarn feeding roller 11 and is provided in the support frame 10 (see FIG. 1 ). A plurality of first heating devices 13 are provided for the plurality of yarns Y supplied from the yarn feeding part 2, and are arranged in one row in the longitudinal direction of the body.

The cooling device 14 is used to cool the yarn Y heated by the first heating device 13 . The cooling device 14 is disposed on the downstream side of the first heating device 13 in the yarn traveling direction and on the upstream side of the false twisting device 15 in the yarn traveling direction. A plurality of cooling devices 14 are provided for the plurality of yarns Y supplied from the yarn feeding part 2, and are arranged in one row in the longitudinal direction of the body.

The false twisting device 15 is a device for twisting the yarn Y. The false twisting device 15 is disposed immediately downstream of the cooling device 14 in the yarn traveling direction. A plurality of false twisting devices 15 are arranged in the length direction of the machine body. For example, 16 false twisting devices 15 are provided in one span.

The second yarn feeding roller 16 is a roller that conveys the yarn Y twisted by the false twisting device 15 toward the interlacing device 17 . The second yarn feeding roller 16 is disposed in the main body 8 on the downstream side of the false twisting device 15 in the yarn traveling direction. The conveyance speed of the yarn Y by the second feed roller 16 is faster than the conveyance speed of the yarn Y by the first feed roller 11 . Therefore, the yarn Y is stretched between the first yarn feeding roller 11 and the second yarn feeding roller 16 .

The interlacing device 17 is a device that applies interlacing by spraying air on the yarn Y. The interlacing device 17 is arranged below the second feed roller 16 in the main body 8 .

The third yarn feeding roller 18 is a roller that conveys the yarn Y entangled by the entangling device 17 toward the second heating device 19 . The third wire feeding roller 18 is arranged below the interlacing device 17 in the main body 8 . The conveyance speed of the yarn Y by the third feed roller 18 is slower than the conveyance speed of the yarn Y by the second feed roller 16 . Therefore, the yarn Y is relaxed between the second yarn feeding roller 16 and the third yarn feeding roller 18 .

The second heating device 19 is a device for heating the yarn Y conveyed from the third yarn feeding roller 18 . The second heating device 19 is arranged below the third yarn feeding roller 18 in the main body 8 . The second heating devices 19 extend in the up and down direction, and are provided one in each span.

The fourth yarn feeding roller 20 is a roller that conveys the yarn Y heat-treated by the second heating device 19 toward the winding device 21 . The fourth wire feeding roller 20 is arranged at the lower part of the winding table 9 . The conveying speed of the yarn Y by the fourth yarn feeding roller 20 is slower than the conveying speed of the yarn Y by the third yarn feeding roller 18 . Therefore, the yarn Y is relaxed between the third yarn feeding roller 18 and the fourth yarn feeding roller 20 .

In the processing section 3 configured as above, the yarn Y stretched between the first yarn feeding roller 11 and the second yarn feeding roller 16 is twisted by the false twisting device 15 . The twist formed by the false twist device 15 propagates to the twist-stopping yarn guide 12 but does not propagate upstream of the twist-stopping yarn guide 12 in the yarn traveling direction. The stretched and twisted yarn Y is heated and heat-set by the first heating device 13 and then cooled by the cooling device 14 . The yarn Y is untwisted downstream of the false twisting device 15, but the state in which each filament is falsely twisted into a corrugated shape is maintained by the heat setting described above. The yarn Y that has been falsely twisted by the false twisting device 15 is relaxed between the second yarn feeding roller 16 and the third yarn feeding roller 18, and is entangled by the interlacing device 17, and is moved downstream in the yarn traveling direction. Side guidance. Furthermore, the yarn Y is heat-set by the second heating device 19 while relaxing between the third yarn feeding roller 18 and the fourth yarn feeding roller 20 . Finally, the yarn Y conveyed from the fourth yarn feeding roller 20 is wound up by the winding device 21 to form a winding package Pw.

(Configuration of the winding section 4) The winding part 4 has a plurality of winding devices 21 . The winding device 21 is a device for winding the yarn Y conveyed from the fourth yarn feeding roller 20 onto the bobbin Bw to form a winding package Pw.

As shown in FIG. 2 , the winding device 21 includes a pair of cradle arms 30 (the cradle of the present invention), a contact roller 40 , a package storage part 50 and a stocker 60 . FIG. 2 shows a state in the middle of forming the winding package Pw by the winding device 21.

The pair of cradle arms 30 are arranged opposite to each other in the longitudinal direction of the body. Each of the pair of cradle arms 30 can rotatably support the bobbin holder 70 . The pair of cradle arms 30 is configured to hold the bobbin Bw via the bobbin holder 70 . In addition, the pair of cradle arms 30 can move between the winding start position and the release position by rotating about the swing shaft 31 extending along the axial direction of the bobbin holder 70, that is, the body length direction. As shown in FIG. 5 , the winding start position is a position where the yarn Y is wound on the bobbin Bw mounted on the bobbin holder 70 and the formation of the winding package Pw (the package of the present invention) is started. As shown in FIG. 3 , the release position is a position where the cradle arm 30 releases the winding package Pw from the bobbin holder 70 and the released winding package Pw can be sent out to the package accumulation part 50 . In addition, the cradle arm 30 is configured such that as the package diameter of the winding package Pw supported by the cradle arm 30 increases, the center x1 of the winding package Pw moves from one side to the other side in the machine body width direction. (Refer to Figure 2 and Figure 3). In addition, the center x1 of the winding package Pw supported by the cradle arm 30 substantially coincides with the axis center of the bobbin holder 70 .

The contact roller 40 is configured to be rotationally driven in a certain direction while in contact with the outer peripheral surface of the bobbin Bw or the winding package Pw, thereby rotating the bobbin Bw and winding the yarn Y. The contact roller 40 is driven by a motor (not shown). As shown in FIG. 3 , the contact roller 40 is arranged on one side with a vertical plane F passing through the axis center of the bobbin holder 70 supported by the cradle arm 30 in the release position as a boundary. In the present embodiment, the vertical plane F is a plane parallel to the vertical direction and the longitudinal direction of the body. In the present embodiment, the side bounded by the vertical plane F refers to the side closer to the body width direction than the vertical plane F (the left side of the paper in FIG. 3 ). As shown in FIG. 3 , the contact roller 40 is arranged at a position lower than the stocker 60 in the vertical direction. Furthermore, as shown in FIG. 3 , in the vertical direction, the rotation center 40 a of the contact roller 40 is located above the lower end t2 of the virtual maximum circumferential surface of the winding package Pw supported by the cradle arm 30 in the release position. Location. The virtual maximum circumferential surface of the winding package Pw refers to the circumferential surface of the winding package Pw at the maximum winding diameter of the winding package Pw specified in the mechanical specifications of the winding device 21. The maximum winding diameter of the winding package Pw specified in the mechanical specifications of the winding device 21 is, for example, 250 mm. In addition, in FIG. 3 , for the sake of convenience, the lower end of the circumferential surface of the full winding package Pw is set to t2. However, the lower end t2 of the virtual maximum circumferential surface of the winding package Pw may be located smaller than the full winding package. The lower end of the peripheral surface of the winding package Pw is located on the lower side.

The package accumulation part 50 accumulates the winding package Pw released from the cradle arm 30 located in the release position. In the present embodiment, the package storage unit 50 can store up to two winding packages Pw. As shown in FIG. 3 , the package storage unit 50 is arranged on the other side with the vertical plane F as a boundary. In the present embodiment, the other side with the vertical plane F as the boundary refers to the other side in the body width direction than the vertical plane F (the right side of the paper in FIG. 3 ).

As shown in FIG. 2 , the package storage unit 50 has two rails 53 arranged opposite to each other in the longitudinal direction of the body. The distance between the two rails 53 in the longitudinal direction of the body is slightly narrower than the width of the bobbin Bw in the longitudinal direction of the body, and is wider than the width in the longitudinal direction of the winding package Pw formed by winding the yarn Y on the bobbin Bw. big. A second support surface 51 is formed on the upper surface of each rail 53 to support the take-up package Pw released from the cradle arm 30 from below. More specifically, the two second support surfaces 51 support the winding package Pw from below by supporting both end portions of the bobbin Bw on which the winding package Pw is formed. As shown in FIG. 3 , in the vertical direction, the second support surface 51 is located above the lower end t2 of the virtual maximum circumferential surface of the winding package Pw supported by the cradle arm 30 in the release position and higher than the lower end t2 of the imaginary maximum circumferential surface of the winding package Pw supported by the cradle arm 30 in the release position. The center x1 of the winding package Pw supported by the cradle arm 30 is positioned downward.

As shown in FIG. 3 , the package storage unit 50 is oriented in the direction from the vertical plane F toward the other side, that is, from one side in the machine width direction (the left side of the paper in FIG. 3 ) to the other side (the right side of the paper in FIG. 3 ) tilts downward. The second support surface 51 of the package accumulation part 50 is also inclined downward from one side in the body width direction to the other side. Therefore, the take-up package Pw released from the cradle arm 30 rolls from one side to the other side in the machine body width direction along the second support surface 51 that is inclined downward. In addition, a stopper (not shown) for preventing the winding package Pw from further rolling toward the other side in the body width direction is formed at the other end of the package storage portion 50 in the body width direction.

In addition to the fully wound winding package Pw, the package accumulation unit 50 stores the yarn Y that has been broken while the yarn Y is being wound by the winding device 21. The winding package Pw in the middle of the winding of Y.

The stocker 60 stores the bobbins Bw for supply to the cradle arm 30 . In this embodiment, the stocker 60 can store up to four bobbins Bw. The bobbin Bw accumulated in the stocker 60 is an empty bobbin Bw in which the yarn Y is not wound. As shown in FIG. 3 , the stocker 60 is arranged on one side with the vertical plane F as a boundary. The stocker 60 is arranged at a position higher than the package accumulation part 50 and the contact roller 40 in the vertical direction.

The stocker 60 has a first support surface 61 that supports the bobbin Bw from below. As shown in FIG. 3 , in the vertical direction, the first support surface 61 is located below the upper end t1 of the virtual maximum peripheral surface of the winding package Pw supported by the cradle arm 30 in the release position. Furthermore, the upper end of at least one bobbin Bw stored in the stocker 60 is located below the upper end t1 of the virtual maximum circumferential surface of the winding package Pw supported by the cradle arm 30 in the release position. In the present embodiment, the upper ends of the three bobbins Bw on the other side in the machine body width direction among the plurality of bobbins Bw stored in the stocker 60 are located higher than the upper ends supported by the cradle arm 30 in the release position. The position below the upper end t1 of the imaginary maximum peripheral surface of the winding package Pw.

Furthermore, the stocker 60 is disposed at a position that does not overlap in the body width direction with the winding package Pw supported by the cradle arm 30 that moves from the winding start position to the release position as the yarn Y is wound.

Furthermore, the winding device 21 has a bobbin supply part 80 that supplies the bobbin Bw from the stocker 60 to the cradle arm 30 . The bobbin supply part 80 has an arm part 63 extending in the vertical direction, and a bobbin support part 64 formed in the upper end part of the arm part 63. The arm portion 63 is swingable around a rotation axis 62 provided at its lower end portion and extending along the length direction of the body. The bobbin support part 64 can support one bobbin Bw. The bobbin support part 64 can restrict the movement of the bobbin Bw to the other side in the body width direction. The bobbin support part 64 is connected to the first support surface 61 . The bobbin support part 64 is swingable integrally with the arm part 63.

As shown in FIGS. 3 and 4 , when the bobbin Bw is supplied from the stocker 60 to the cradle arm 30 , the arm 63 rotates clockwise around the rotation axis 62 when viewed from the body length direction. When the arm portion 63 and the bobbin support portion 64 swing integrally, the bobbin Bw located on the othermost side in the body width direction among the plurality of bobbins Bw supported on the first support surface 61 moves toward the bobbin support portion 64 It moves and is supported by the bobbin support part 64 . The bobbin Bw supported by the bobbin support part 64 swings together with the arm part 63 and the bobbin support part 64, and is supplied to the bobbin holder 70 supported by the cradle arm 30 (see FIG. 4 ). When the supply of the bobbin Bw to the cradle arm 30 is completed, the arm portion 63 and the bobbin support portion 64 return to the original position, that is, the position where the bobbin support portion 64 and the first support surface 61 are connected (see FIG. 5 ). The swing of the arm 63 is driven by, for example, a motor (not shown).

(Bobbin replacement action) Next, in the winding device 21 of this embodiment, with reference to FIGS. 2 to 5 below, the winding package Pw that becomes full is unloaded from the cradle arm 30 and the empty bobbin Bw is supplied to the cradle. A series of operations up to the frame arm 30 will be described.

First, the yarn Y is wound on the bobbin Bw supported by the cradle arm 30 located at the winding start position, and the formation of the winding package Pw is started. When the winding package Pw becomes full, the cradle arm 30 moves to the release position by rotating about the swing shaft 31 (see FIG. 3 ). Then, the full winding package Pw is released from the cradle arm 30 .

As shown in FIG. 4 , the fully wound package Pw released from the cradle arm 30 at the release position is conveyed from one side to the other side in the machine body width direction along the inclination of the package storage portion 50 . Thereafter, as shown in FIG. 4 , the arm portion 63 and the bobbin support portion 64 rotate integrally about the rotation axis 62 , so that the largest one in the machine body width direction among the plurality of bobbins Bw stored in the stocker 60 The bobbin Bw on the other side supplies the cradle arm 30 in the release position.

Then, as shown in FIG. 5 , the cradle arm 30 that supports the empty bobbin Bw in which the yarn Y is not wound at the release position moves to the winding start position by rotating about the swing shaft 31 . Then, the yarn Y is wound up again on the bobbin Bw supported by the cradle arm 30 .

(Effect) The winding device 21 of this embodiment includes a cradle arm 30 movable between a winding start position and a release position, a package storage part 50 , a stocker 60 having a first support surface 61 , and a contact roller 40 . The stocker 60 is arranged on one side with the vertical plane F passing through the axis center of the bobbin holder 70 supported by the cradle arm 30 in the release position as a boundary, and with the vertical plane F as a boundary on the other side A package storage unit 50 is provided. Furthermore, the contact roller 40 is disposed on the side with the vertical plane F as a boundary and at a position lower than the stocker 60 . In the vertical direction, the first support surface 61 of the stocker 60 is located below the upper end t1 of the virtual maximum peripheral surface of the take-up package Pw supported by the cradle arm 30 in the release position. In addition, in the vertical direction, the rotation center 40a of the contact roller 40 is located above the lower end t2 of the virtual maximum circumferential surface of the take-up package Pw supported by the cradle arm 30 in the release position. In this embodiment, with the vertical plane F as a boundary, the stocker 60 is arranged on one side, and the package storage unit 50 is arranged on the other side. Therefore, when the full winding package Pw released from the cradle arm 30 in the release position is transported to the package storage part 50, there is no need to consider that the full winding package Pw comes into contact with the stocker 60 possibility. In the winding device 21 configured in this way, the first supporting surface 61 of the stocker 60 is located below the upper end t1 of the virtual maximum peripheral surface of the winding package Pw supported by the cradle arm 30 in the release position. , the rotation center 40a of the contact roller 40 is located above the lower end t2 of the virtual maximum circumferential surface of the winding package Pw supported by the cradle arm 30 in the release position. According to the above, the delivery of the full winding package Pw to the package storage unit 50 is not hindered, and the height dimension of the winding device 21 can be suppressed from increasing.

In the winding device 21 of this embodiment, the stocker 60 can store a plurality of bobbins Bw. Furthermore, in the vertical direction, the upper end of at least one bobbin Bw stored in the stocker 60 is located closer than the upper end t1 of the virtual maximum circumferential surface of the winding package Pw supported by the cradle arm 30 in the release position. location below. Thereby, more parts of the stocker 60 can be arranged in the vertical direction below the upper end t1 of the virtual maximum circumferential surface of the take-up package Pw supported by the cradle arm 30 in the release position. , therefore, the height dimension of the winding device 21 can be further suppressed from increasing.

In the winding device 21 of this embodiment, the cradle arm 30 is movable between the winding start position and the release position by swinging about the swing shaft 31 . The package accumulation part 50 has the 2nd support surface 51 which supports the winding package Pw released from the cradle arm 30 from below. In the vertical direction, the second support surface 51 is located above the lower end t2 of the virtual maximum circumferential surface of the winding package Pw supported by the cradle arm 30 in the release position and higher than the lower end t2 of the imaginary maximum circumferential surface of the winding package Pw supported by the cradle arm 30 in the release position. The center x1 of the supported winding package Pw is located below. Thereby, in the vertical direction, the position where the second support surface 51 is arranged can be positioned as far below the center x1 of the winding package Pw supported by the cradle arm 30 in the release position as possible. position above. Therefore, it is possible to further suppress an increase in the height dimension of the winding device 21 due to the package accumulation portion 50 .

The winding device 21 of this embodiment has the bobbin supply part 80 which supplies the bobbin Bw from the stocker 60 to the cradle arm 30. Generally, in a configuration in which the entire stocker 60 swings about a rotational axis extending along the axial direction of the bobbin holder 70 to supply the bobbin Bw to the cradle arm 30, the swinging stocker 60 passes through a position above the stocker 60 before swinging. In such a structure, it is necessary to secure a space for swinging the stocker 60 in the upper portion of the winding device 21, and the actual height dimension of the winding device 21 becomes larger. According to the present embodiment, the bobbin supply portion 80 for supplying the bobbin Bw stored in the stocker 60 to the cradle arm 30 is arranged separately from the stocker 60 . Therefore, it is possible to suppress the failure of the stocker 60 The height dimension of the winding device 21 increases due to the overall swing.

In the winding device 21 of this embodiment, the package storage part 50 can store a plurality of winding packages Pw, and is inclined downward in the direction from the vertical plane F toward the other side. Accordingly, even if there are a plurality of winding packages Pw released from the cradle arm 30 and conveyed to the package accumulation part 50, each winding package Pw moves from the vertical direction along the inclination of the package accumulation part 50. The surface F is conveyed sequentially in the direction toward the other side. Therefore, when it is desired to store a plurality of winding packages Pw in the package storage unit 50, there is no need to separately provide a means for placing each winding package Pw in the direction from the vertical plane F toward the other side. The conveying device can prevent the height dimension of the winding device 21 from increasing.

The winding equipment 5 of this embodiment is configured by arranging four layers of winding devices 21 in the vertical direction. By using the winding devices 21 of this embodiment, it is possible to suppress the height dimension of each winding device 21 from becoming larger. Therefore, for the winding devices 21 arranged in four layers in the vertical direction, it is possible to prevent the vertical direction of the winding devices 21 from increasing. The height dimension from the uppermost reeling device 21 to the lowermost reeling device 21. Thereby, the operator can easily access the stocker 60 and the package storage part 50 of the winding device 21 located above. Therefore, the operator can easily perform the operation of replenishing the empty bobbin Bw to the stocker 60 and unloading the full winding package Pw from the package storage unit 50 .

(Modification) Hereinafter, a modification example in which changes are made to the above-described embodiment will be described. However, elements having the same configuration as those in the above-described embodiment are denoted by the same reference numerals and their descriptions are appropriately omitted.

In the above-described embodiment, in the vertical direction, the upper end of at least one bobbin Bw among the plurality of bobbins Bw stored in the stocker 60 is located higher than the winding position supported by the cradle arm 30 in the release position. The position below the upper end t1 of the imaginary maximum peripheral surface of the package Pw. However, in the vertical direction, the upper ends of all the plurality of bobbins Bw stored in the stocker 60 may be located farther than the virtual maximum circumferential surface of the winding package Pw supported by the cradle arm 30 in the release position. The upper end t1 is located above. In this case, the first support surface 61 is disposed below the upper end t1 of the virtual maximum peripheral surface of the take-up package Pw supported by the cradle arm 30 in the release position in the vertical direction.

In the above-described embodiment, the bobbin Bw stored in the stocker 60 is supplied to the cradle arm by the arm portion 63 of the bobbin supply portion 80 and the bobbin support portion 64 integrally rotating about the rotation axis 62. 30. However, the winding device 21 does not need to have the bobbin supply part 80. In this case, it may be configured so that the entire stocker 60 is rotated downward about a rotational axis provided at the lower part of the stocker 60 and extending along the axial direction of the bobbin holder 70 , so that the accumulated stock is rotated downward. The bobbin Bw in the stocker 60 is supplied to the cradle arm 30 . Alternatively, the stocker 60 may not move, and the cradle arm 30 may be moved to a position to receive the bobbin Bw from the stocker 60 by rotating about the swing shaft 31 .

In the above embodiment, the second support surface 51 is located above the lower end t2 of the virtual maximum peripheral surface of the take-up package Pw supported by the cradle arm 30 in the release position in the vertical direction. However, the second support surface 51 may be located below the lower end t2 of the virtual maximum peripheral surface of the winding package Pw supported by the cradle arm 30 in the release position. In this case, the second support surface 51 is preferably located above the swing axis 31 of the cradle arm 30 .

In the above embodiment, the cradle arm 30 is movable between the winding start position and the release position by swinging about the swing shaft 31 . However, the cradle arm 30 can also be moved between the winding start position and the release position by a method different from the swing type. For example, the cradle arm 30 may move along a track (not shown).

In the above-described embodiment, the stocker 60 is arranged at a position above the package accumulation portion 50 in the vertical direction. However, the stocker 60 may be disposed at a position below the package storage unit 50 in the vertical direction.

The winding device 21 of the above-mentioned embodiment is applied to the false twisting machine 1 . However, the winding device 21 of the present invention is not limited to the false twisting machine 1 and may be applied to the winding device of a rewinding machine.

The winding devices 21 of the above-mentioned embodiment are arranged in four layers in a vertical direction. However, the winding devices 21 may be arranged in two or three levels in the vertical direction, may be arranged in five or more levels, or may be arranged in one level. In addition, in the above-described embodiment, a plurality of winding devices 21 of the false twisting machine 1 are arranged in a vertical direction. However, a plurality of winding devices of other fiber machines such as rewinders may be arranged in a vertical direction. device.

1: False twist processing machine 2: Feeding department 3: Processing Department 4: Coiling section 5: Coiling equipment 7: Creel 8: Main body 9: Coiling table 10:Supporting frame 11: The first wire feeding roller 12:Twist-stop yarn guide 13: 1st heating device 14: Cooling device 15: False twist device 16: 2nd wire feeding roller 17:Intercourse device 18: The third wire feeding roller 19: 2nd heating device 20: The 4th wire feeding roller 21: Coiling device 22:Working space 30: Cradle arm 31:Swing axis 40:Contact roller 40a:Rotation center 50: Package storage department 51: 2nd supporting surface 53:Orbit 60: Stocker 61: 1st supporting surface 62:Rotation axis 63:Arm 64:Bobbin support part 70:Bobbin holder 80:Bobbin supply department Bw: bobbin C: Center line F: plumb surface Ps: Feeding wire package Pw: Take-up package t1: upper end t2: lower end x1:center Y: silk thread

[Fig. 1] is a schematic side view of the false twisting machine according to this embodiment. [Fig. 2] is a schematic diagram showing the structure of the winding device. [Fig. 3] is a schematic diagram of the take-up device when the cradle arm moves to the release position. [Fig. 4] is a schematic diagram of the winding device when the stocker moves to the bobbin supply position. [Fig. 5] is a schematic diagram of the winding device when the cradle arm moves to the winding start position again.

21: Coiling device

30: Cradle arm

31:Swing axis

40:Contact roller

40a:Rotation center

50: Package storage department

51: 2nd supporting surface

53:Orbit

60: Stocker

61: 1st supporting surface

62:Rotation axis

63:Arm

64:Bobbin support part

70:Bobbin holder

80:Bobbin supply department

Bw: bobbin

F: plumb surface

Pw: Take-up package

t1: upper end

t2: lower end

x1:center

Claims (8)

A coiling device is characterized by having: The cradle is capable of rotatably supporting the bobbin holder, and is capable of winding the yarn onto the bobbin mounted on the bobbin holder and starting the winding start position and releasing the package from the bobbin holder. to move between the release positions; a package storage portion that stores the package released from the cradle located in the release position; A stocker has a first support surface that supports the bobbin from below, and stores the bobbin for supply to the cradle; and The contact roller rotates while in contact with the outer peripheral surface of the package, The stocker is arranged on one side with the vertical plane passing through the axis center of the bobbin holder supported by the cradle in the release position as a boundary, and on the other side with the vertical plane as a boundary. The above-mentioned package storage part, The above-mentioned contact roller is arranged on the above-mentioned side with the above-mentioned vertical plane as a boundary and at a position lower than the above-mentioned stocker, In the vertical direction, the first supporting surface of the stocker is located at an upper end than the virtual maximum circumferential surface when the package supported by the cradle in the release position is wound to a predetermined maximum winding diameter. The lower position, In the vertical direction, the rotation center of the contact roller is located above the lower end of the virtual maximum peripheral surface of the package supported by the cradle in the release position. The coiling device as described in claim 1, wherein, The above-mentioned stocker can store a plurality of the above-mentioned bobbins, In the vertical direction, the upper end of at least one of the bobbins stored in the hopper is located below the upper end of the imaginary maximum peripheral surface of the package supported by the cradle in the release position. Location. The winding device as described in claim 1 or 2, wherein, The cradle is movable between the winding start position and the release position by swinging about a swing axis extending along the axial direction of the bobbin holder, The package storage part has a second support surface that supports the package released from the cradle from below, In the vertical direction, the second support surface is located above the swing axis and below the center of the package supported by the cradle in the release position. The coiling device as described in claim 3, wherein, In the vertical direction, the second support surface is located above a lower end of the virtual maximum peripheral surface of the package supported by the cradle in the release position. The winding device as described in claim 1 or 2, wherein, The package storage part has a second support surface that supports the package released from the cradle from below, In the vertical direction, the second supporting surface is located higher than the lower end of the virtual maximum circumferential surface of the package supported by the cradle in the release position, and further than the cradle in the release position. The center of the supported package is located downward. The coiling device as described in any one of claims 1 to 5, wherein, The winding device includes a bobbin supply unit that supplies the bobbin from the stocker to the cradle. The coiling device as described in any one of claims 1 to 6, wherein, The said package storage part can store a plurality of said packages, and is inclined downward in the direction from the said vertical surface toward the said other side. A kind of coiling equipment, characterized in that, It is configured by arranging a plurality of the above-mentioned winding devices described in any one of claims 1 to 7 in the above-mentioned vertical direction.

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