JPH01313269A - Bobbin feeder for winder - Google Patents

Abstract

PURPOSE:To prevent an interference of opening yarn and a tray jam from occurring by installing a tray stopper in a tray inlet of a disk, making a tray be on standby, and guiding it into a winder take-up position. CONSTITUTION:A tray 3 being conveyed on a covenyor belt 2 and provided with a spinning bobbin upright passes through a first stopper part 12a of a tray stopper 12, and is accepted on a disk 4, then it comes into contact with a second stopper part 12b and being on standby there. Next, an injector is rotated, a roller 12c of the stopper 12 is pressed by an energizing part 11b, and the second stopper part 12b is retreated therefrom. Then, the disk 4 is rotated, while it is reversed by the injector 11, whereby a tray receiving part 11a is situated in a take-up position of the disk 4. Therefore the tray 3 is guided into the take-up position, while it is accepted in the receiving part 11a, and the succeeding tray 3 contacts with the stopper 12b and is made to be standby at a disk inlet 10 and, after a rewinding process is over, the tray 3 at the take-up position 5 is discharged by rotation of the injector 11.

Description

DETAILED DESCRIPTION OF THE INVENTION The present invention relates to a bobbin supply device for a winder, and more particularly to a bobbin supply device for a winder that inserts a bobbin into a tray and supplies it to a winding unit as it is. be.

[Prior Art] A spinning bobbin produced by a spinning machine is conveyed and supplied to a winder for the next process by various conveying means.

Generally, spinning bobbins are inserted onto a tray through a transport and transfer lattice conveyor connected to a spinning machine, and are conveyed to a winder along a tray guide on a conveyor belt. The spinning bobbin conveyed on this conveyor belt is taken onto a disc equipped with a winder while being placed on a tray, and as this disc rotates, it is moved to the winding position. 9 The empty bobbin, which has been unwinded by the winder, is ejected from the spinning machine by rotation of an ejector provided in the winder, while remaining on the tray, and returned to the spinning machine.

[Problems to be Solved by the Invention] By the way, in this type of winder bobbin supply device, when the tray is ejected from the disk winding position by the ejector, the tray on the conveyor belt is continuously placed on the disk. There were problems such as adjacent trays coming into contact with each other1, and yarn balloons being unraveled interfering with yarn waste on waiting bobbins9.Furthermore, the tray guides caused There has been a problem that trays get stuck in the tray passage formed on the belt and the disk.9 In view of the above-mentioned problems, the present invention has been developed to ensure that a predetermined number of trays are always taken into the tray passage and to avoid interference with the unwinding yarn. It is an object of the present invention to provide a bobbin supply device for a winder that can prevent tray clogging.

[Means for Solving the Problems] In order to achieve the above object, the present invention receives a spinning bobbin that is conveyed from a spinning machine on a conveyor belt while being placed on a tray, and moves it to a winding position of a winder. A tray stopper is provided at the tray entrance of the disk to be moved to guide the tray to the winding position after the tray is placed on standby.

[Function] According to the above configuration, since the tray stopper is provided at the tray entrance of the disk, a predetermined number of trays are always taken into the tray passage formed on the disk while the bobbin is inserted on the tray. After waiting at the tray entrance, the tray is guided to the winder's winding position.

[Embodiment] A preferred embodiment of the present invention will be described in detail below with reference to the accompanying drawings.

As shown in FIGS. 1 and 2, a winder 1 for rewinding spinning bobbins into packages (not shown) includes a transport and transfer lattice conveyor (
A conveyor belt 2 is connected via a cable (not shown). On this conveyor belt 2, spinning bobbins that have completed the spinning process are conveyed while being placed on a tray 3. When the spinning bobbin is transferred from the transfer lattice conveyor to the conveyor belt 2,
It is designed to be inserted onto tray 3.

A disk 4 is connected to the terminal end of the conveyor belt 2. This disc 4 is rotatably provided around its center as a fulcrum, and by rotating the spinning bobbin from the conveyor belt 2 without inserting the spinning bobbin onto the tray 3, the spinning bobbin can be moved. It is designed to guide the winder 1 to the winding position 5. This disc 4 has
A disk drive device 6 is provided for rotating this. A discharge conveyor belt 7 for returning the spinning bobbin to the spinning machine is connected to this winding position 5. These conveyor belts 2. A tray guide 8 is provided on the disk 4 and the discharge conveyor belt 7, and a bent or curved tray passage 9 is defined by this.

The tray passage 8 contacts the boss portion 3a of the tray 3 and guides it. This tray passage 9 is
The portion up to the disk 4 is formed wide, and the portion beyond the disk 4 is formed approximately in the width of the boss portion 3a of the tray 3. The conveyor belt 2 side of the tray passage 9 formed on the disk 4 is a tray entrance 10, and the discharge conveyor belt 7 side is a winding position of the winder 1. In the tray guide 8 near the winding position 5, an ejector 11 is rotatably provided facing the winding position 5. This ejector 11 faces the winding position 15 and has a tray receiving part 11 formed in a recessed part to receive the tray 3.
a, and a biasing portion flb for pushing the tray stopper 12, which will be described later, and rotating it from the tray passage 91111 toward the tray guide 8 side. This biasing portion 11b
has a circumferential shape, and the fulcrum of this circumference is the attachment position 13 of the ejector 11 to the tray guide 8. A drive mechanism 14 for rotating the ejector 11 is provided at this mounting position 13 . The tray receiving portion 11a is formed in a shape to engage with the boss portion 3a of the tray 3. Furthermore, the base of the ejector 11 has a notch 11c that engages with the first pin 15 that restricts its rotation.
In Figure 9, 16 is the ejector 11.
This is the second pin that restricts the rotation of the . A tray stopper 12 is provided at the tray entrance 10 of the disk 4 so as to face the tray passage 9 and move back and forth.

This tray stopper 12 is rotatably provided on the tray guide 8 near the tray entrance 10, and 1-
The lay stopper 12 is formed in a shape similar to the letter L, and includes a first stopper part 12a for waiting the tray 3 on the conveyor belt 2, and a second stopper part 12a for waiting the tray 3 on the disk 4. It consists of a stopper part 12b and a roller part 12c that comes into contact with the biasing part 11b of the ejector 11. The mounting portion of the tray stopper 12 is provided at the bent portion of the above-mentioned cross-shaped character, and a coil spring 17 is interposed therebetween, and its urging force positions the tray stopper 12 at a predetermined position. This predetermined position is a position where the inner edge of the tray stopper 12 coincides with the tray passage 9 formed on the disk 4, and the first stopper part 12a is retreated to allow the tray 3 to pass, The second stopper portion 12b is located at a position protruding into the tray passage 9 formed on the disk 4. When the ejector 11 rotates, the roller portion 12c comes into contact with the biasing portion 11b, and is pushed by this to rotate the tray stopper 12 from the tray path 9 side to the tray guide 8 side. It has become.

Next, the operation of the above embodiment will be described.

A spinning bobbin is placed on a tray 3 from a spinning machine via a transport and transfer lattice conveyor (not shown), and is conveyed as it is on a conveyor belt 2.

In the initial state, the winder bobbin supply device of the present invention has the first
in the position shown in the figure. Since the first stopper part 12a of the tray stopper 12 is retracted, the tray 3 conveyed on the conveyor belt 2 passes through this and is received onto the disc 4, and is received by the second stopper part 12a. Stopper part 1
Contact 2b and wait. Next, the ejector 11 is rotated by the drive II mechanism 14, and the urging section 11b pushes the roller section 12c of the tray stopper 12, thereby retracting the second stopper section 12b. Then, the disk 4 is rotated by the disk drive device 6, and the ejector 11 is reversed by the drive mechanism 14, so that the tray receiving portion 11a is positioned at the winding position 5 of the disk 4. Then, as shown in FIG. 3, the tray 3 is guided to the winding position 5 of the winder 1, and the tray receiving portion 11
The receipt is placed in a. The next tray 3 that has been conveyed subsequently comes into contact with the second stopper portion 12b and waits at the tray entrance 10 of the disk 4. Subsequent trays 3 come into contact with each other and stop.

When the rewinding process in the winder 1 is completed, the tray 3 that was at the winding position 5 is moved onto the ejection conveyor belt 7 by rotating the ejector 11 by the drive mechanism 14 as shown in FIG. be discharged. After the unwinding process is completed, the empty bobbin is returned to the spinning machine while being placed on the tray 3. This ejector 11 comes into contact with the second pin 16 and stops. At this time, the roller part 12c of the tray stopper 12 is pushed by the urging part 11b of the ejector 11, and the second stopper part 12
Retract b. Then, the tray 3 waiting at the tray entrance lO of the disk 4 is stopped by the second stopper part 12b.
is moved to the winding value rI15 by rotating the disk 4 by the disk drive device 6. The next succeeding tray 3 is the first stopper portion 12a.
protrudes into the tray passage 9 on the conveyor belt 2 side before the tray entry 010, so the tray waits at that position. Thereafter, the above-described operations are sequentially repeated.

As described above, in this embodiment, tray stoppers 1 and 2
The conveyor belt 2 is stopped by the first stopper part 12a of
The tray 3 is placed on standby at the top, and the second stopper section 12
Since the tray 3 is placed on standby on the disk 4 by b, only two trays 3 are always taken onto the disk 4, and the ejector 11 ejects the tray 3 from the winding position 5 of the disk 4. When doing so, the trays 3 on the conveyor belt 2 are not continuously placed on the disk 4 and taken in, and the adjacent trays are in contact with each other 7.
The balloon of the thread being unwound will not interfere with the thread waste on the waiting bobbin.

Furthermore, the tray guide 8 prevents the tray 3 from getting stuck in the tray passage 9 formed on the conveyor belt 2 and the disk 4.

[Effects of the Invention] In short, according to the present invention, since the tray stopper is provided at the tray entrance of the disk, a predetermined number of trays are always taken into the tray passage, and after waiting at the tray entrance, they are moved to the winding position of the winder. Because it is guided, there is no interference with the unraveling thread,
Can prevent tray jams

[Brief explanation of the drawing]

FIG. 1 is a plan view showing an embodiment of the bobbin supply device for a winder according to the present invention, FIG. 2 is a side view of FIG. 1, and FIGS. 3 and 4 show the operation of the bobbin supply device for a winder according to the present invention. FIG. In the figure, 1 is a winder, 2 is a conveyor belt, 3 is a tray, 4 is a disk, and 5 is a winding position. 10 is a tray entrance, and 12 is a tray stopper. Patent applicant: Murata Machinery Co., Ltd. Patent attorney Nobuo Kinutani 2: Hun

Claims (1)

[Claims] 1. After the tray is placed on standby at the tray entrance of the disc that receives the spinning bobbin that is conveyed on the conveyor belt while being inserted on the tray from the spinning machine and moves it to the winding position of the winder, the above A bobbin supply device for a winder, characterized in that a tray stopper is provided for guiding the bobbin to a winding position.