JPH0633137B2 - Doffing method of the spinning winder - Google Patents

Description

TECHNICAL FIELD The present invention relates to a doffing method for a take-up winder.

[Conventional technology]

BACKGROUND ART A spinning winder including a spinning device and a winding device is used for producing melt-spun fibers such as polyester and nylon.
This spinning winder winds filaments such as polyester ejected from a plurality of nozzles onto the same number of bobbins at the same time, but the spinning device and the winding device use a bobbin supporting shaft of the winding device in a horizontal direction. A single take-up winder is constructed by supporting the cantilever in one direction and installing a plurality of them in parallel with their open ends facing the front. This type of spin winder is provided with two bobbin supporting shafts of the winder so that the filament can be continuously wound. In such a spin winder, The front of the winding device row is provided with a doffing carriage that automatically travels along the winding equipment row. The doffing carriage receives a full-winding package from the bobbin support shaft of the winding device, and the bobbin support shaft Was supplying bobbins to. FIG. 4 schematically shows a conventional take-up winder equipped with a doffing carriage. A plurality of spinning devices and a take-up device are arranged on a horizontally long machine base 1. Each spinning device is provided directly above each winding device 2, 2, ... Each winding device 2,
2, bobbin support shafts 3 are provided in the two bobbin support shafts 3, 3, and the bobbin support shafts 3, 3, ... Supporting four bobbins 4, 4 ,. The filaments of polyester and nylon spun from the spinning device are wound around the bobbins 4, 4, .... The bobbin support shafts 3 are horizontally cantilevered on the machine base 1 side and are provided in a row in a row. The bobbin support shafts 3, 3, ... A rail 5 is laid and a doffing cart 6 is provided on the rail 5 so as to automatically travel. Then, a bobbin supply device 7 and a creel 8 for accommodating a full-wrapped package are installed on both sides of the machine base 1, respectively, and the doffing cart 6 receives the bobbin 4 from the bobbin supply device 7 and transmits a doffing request signal. In this order, the bobbin supporting shaft 3 receives the fully wound package by self-propelled to the respective weights, the bobbin 4 is supplied to the bobbin supporting shaft 3 to finish the work with the weight, and the full package is creeled. 8 and then proceed to the bobbin supplying device 7 to receive the bobbin,
Next, the vehicle was self-propelled to the weight to which the signal for doffing request was transmitted, and the above operation was repeated.

[Problems to be Solved by the Invention]

In a spinning winder having a considerable number of weights, it is desirable to wind filaments having different denier in a certain weight in response to high-mix low-volume production. Therefore, the applicant
We invented a method for producing filaments of different denier varieties with a desired weight, and filed a patent application.However, if we wind different filaments of various varieties in this way, the winding device There are various differences in the speed of winding thickening, and as in the past, when performing doffing in order from the weight where the signal for doffing request was transmitted, the manufacturing will be interrupted as the weight producing thick denier fiber It is expected that trouble will occur.

Therefore, the present invention relates to a doffing method aimed at solving the above problems.

[Means for Solving the Problems]

In order to achieve the above-mentioned object, the doffing method for a spinning winder according to the present invention is such that a bobbin is inserted into a horizontally supported cantilevered support shaft from an open end side, and the bobbin is spun from a spinning device. A plurality of spinning take-up devices for winding synthetic fibers such as polyester are provided side by side, and a doffing carriage that automatically travels along the spinning take-up device row is provided, and the bobbins and full-wrap packages in each spinning take-up device are provided by the doffing carriages. When a doffing request is made from multiple take-up devices in a take-up device that automatically sends and receives, a thick denier fiber is spun out and taken up by those take-up devices. The spinning take-up device is prioritized for doffing.

[Work]

When a doffing request is made from multiple spinning take-up devices, thick denier fibers are taken up among them,
The doffing trolley takes precedence over the spinning take-up device having a fast winding weight speed, and the doffing is performed regardless of the order of the doffing request.

〔Example〕

The method according to the invention will now be described together with the illustrated implementation device.

FIG. 1 is a schematic front view of the take-up winder,
Illustration of the doffing carriage and the spinning device is omitted in the figure, and the doffing carriage is schematically shown in the plan view shown in FIG. The winding device 11, 11, ... Is configured to wind a filament of polyester or the like spun from one spinning device by means of an upper and lower two-stage device. It has a bobbin support shaft 12 (one shown in the drawing). The bobbin supporting shaft 12 is supported by a machine stand 17 in a horizontal cantilever manner. In this embodiment, four bobbins 14 and 14 are provided in the upper and lower portions, respectively, in accordance with the number of spinning heads of one spinning device (not shown). , ... is supported. The two bobbin support shafts 12 are wound up with melt-spun fibers such as polyester filaments and nylon filaments, which are spun from the spinning device by bobbins 14, 14, ... Supported by the bobbin support shafts 12 located above. When in the wound state, the pair of upper and lower bobbin support shafts 12 rotate in synchronization,
The upper and lower positions are reversed, and the polyester filament and the like are continuously wound. Each of the plurality of yarn winding devices arranged in parallel has a bobbin supplying device 15 installed therein. As shown in FIG. 3, the bobbin supplying devices 15, 15, ... Are respectively installed on the upper side of the running path of the doffing carriage 16, and the doffing carriage 16 has a front surface of the machine base 17 as an example of a winding device. It is installed so that it can run automatically in parallel with. In the present embodiment, the bobbin supplying device 15 includes each bobbin 14, 1
Four, ... Are arranged in the vertical direction, and the vertical columns are rotatably installed in a plurality of rows, and are configured to drop by their own weight from a chute hole provided on the bottom surface. On the other hand, the doffing carriage 16 is provided with four bobbin support shafts 18 and 19 for supporting the fully wound bobbin and the empty bobbin respectively for the upper winding device 11 and the lower winding device 13. , Each winding device
The bobbin supporting shafts 18 and 19 for supplying the bobbin 14 to the lower bobbin supporting shafts 11 and 13 are provided so as to be rotatable in the range of 90 ° from the horizontal direction to the vertical direction, and the bobbin supplying device in the vertical state.
The bobbin 14 falling from 15 is received, and the bobbin 14 is laid down in a horizontal state to supply the bobbins 14 to the winding devices 11 and 13. A creel 21 for accommodating a full-roll package 20 is installed on both sides of the machine base 17. In this embodiment, the creel 21 is provided.
21 is provided on each of the two self-propelled carts on both sides so that they can be automatically transported to the package warehouse.

Next, the method of the present invention will be described based on the above-mentioned apparatus.

Bobbin supply devices 15 and 1 installed in each spinning take-up device
A bobbin 14 colored in accordance with the denier of filaments of polyester or the like that is spun and wound by the spin winding device is previously supplied to the 5, ...

Therefore, when a full winding signal is transmitted from the plurality of take-up devices, the doffing cart 16 moves to the take-up device A that takes up the thickest denier fiber among the take-up devices. Then, in the so-called empty state where the bobbin 14 is not provided, the vehicle automatically runs toward the spinning take-up device A and stops before that. Then, the bobbin support shaft 18, which supports the empty bobbin 14,
3, 19 moves up to a predetermined height in FIG. 3, or lowers in some cases on the upper bobbin supporting shaft 18, and at that position, the bobbin supporting shafts 18 and 19 are swung from the horizontal state to the vertical state. In that state, the chute hole of the bobbin supply device 15 is opened, or the bobbin is conveyed to the position of the chute hole, and the four vertically arranged bobbins 14, 14, ...
The bobbin support shafts 18 and 19 are fitted and supported. The bobbin supporting shafts 18 and 19 supporting the empty bobbin 14 are tilted in the horizontal direction, and in this state, the bobbin supporting shafts 18 and 19 of the doffing cart 16 advance to the winding devices 11 and 13.

In the winding devices 11 and 13, the bobbin support shaft that supports the fully-wound package is positioned lower than the bobbin support shaft that supports the empty bobbin because the vertical positional relationship is reversed. A bobbin support shaft that does not support the bobbin of the doffing carriage 16 advances toward it, and a bobbin support shaft that supports the full-wrapping package 20 and an empty bobbin support shaft are aligned in a straight line and pushed from the machine base 17 side ( (Not shown), the four full-roll packages 20 are simultaneously transferred to the bobbin supporting shaft of the doffing carriage 16. In the doffing cart 16, the bobbin support shaft that supports the full-wrap package 20 and the bobbin support shaft that supports the empty bobbin are moved in synchronization, and in the present embodiment, the bobbin support shaft is moved in parallel to remove the full-wrap package 20. The bobbin support shaft of the take-up device and the bobbin support shaft of the doffing carriage 16 supporting the empty bobbin are aligned, and the bobbin 14 is pressed by the pusher of the doffing carriage 16 (not shown) to support the bobbin of the take-up devices 11 and 13. Supply bobbins 14, 14, ... To the shaft. Since the bobbin supplied to this winding device is the bobbin supplied to the bobbin supplying device installed in the winding device, the bobbin and the denier of the filament to be spun always conform to the set standard. ing. When the doffing cart 16 that has received the full package 20 and supplied the bobbin 14 completes its work, it supports the full package 20 and automatically travels to the position of the creel 21, and the creel 21.
The doffing trolley 16 automatically moves to the take-up winding device B that takes up the thickest denier fiber among the take-up devices that have moved the full-winding package 20 to the remaining full-winding signal, The action of is repeated.

〔The invention's effect〕

When a doffing request is made from a plurality of spinning take-up devices, the present invention gives priority to the spinning take-up device that takes up and winds thick denier fibers among those take-up devices. Therefore, when various kinds of fibers having different denier are manufactured by the spinning winder, it is possible to doffing according to the winding thickening speed, and it is possible to efficiently manufacture many kinds of fibers.

[Brief description of drawings]

FIG. 1 is a front view schematically showing a take-up winder for carrying out the method of the present invention, FIG. 2 is a plan view thereof, FIG. 3 is a side view thereof, and FIG. 4 is a conventional take-up winder. Plan view schematically showing the machine. 11,13 …… Winding device, 12 …… Bobbin support shaft for winding device, 14 …… Bobbins, 15 …… Bobbins feeding device, 16 …… Doffing cart, 17 …… Machine stand, 18,19 …… Doffing Bobbin support shaft for trolley, 20 …… Full winding package, 21 …… Creel

Continuation of the front page (56) Reference JP-A-63-189370 (JP, A) JP-A-62-289640 (JP, A) JP-B-49-11343 (JP, B1) JP-B-55-41334 (JP) , B2)

Claims (1)

[Claims] 1. A plurality of spinning take-up devices in which a bobbin is inserted into a supporting shaft which is cantilevered in the horizontal direction from the open end side, and synthetic fibers such as polyester spun from the spinning device are wound around the bobbin. In the spinning winder, which is provided with a doffing trolley that automatically travels along the take-up winding device row, and the bobbins and the full winding packages in each of the spinning windup devices are automatically transferred by the doffing trolley. When a doffing request is made from the spin take-up device, among those take-up devices, the spin take-up device that spins and winds thick denier fibers gives priority to doffing. Doughing method.