JP2513174Y2 - Bobbin carriage transfer device - Google Patents

Description

[Detailed description of the device]

[0001]

BACKGROUND OF THE INVENTION The present invention is a carriage transfer device in which a roving bobbin carrying rail connecting a spinning machine and a roving machine is arranged at intervals shorter than the length of one bobbin carriage. The present invention relates to a device for controlling the traveling direction of a bobbin carriage and transferring the bobbin carriage.

[0002]

2. Description of the Related Art The bobbin carriage transfer device described above is disclosed, for example, in Japanese Patent Laid-Open No. 62-62933.
According to this, the bobbin carriage bar of the bobbin carriage is sandwiched between the drive disc and the driven disc by a spring force, and the friction between the bobbin carriage bar of the bobbin carriage and the drive disc causes the bobbin carriage to move along the transport rail. There is. This bobbin carriage transfer device is provided on the transfer rail between the roving frame group and the spinning frame group. It is operating at the same time by the drive signal from the transport main controller.

[0003]

In the spinning factory, the transfer rail of the bobbin carriage between the roving frame and the spinning frame is considerably long due to the machine stand arrangement, and a large number of carriage transfer devices are arranged along the long transfer rail. ing. For this reason, most of the conventional carriage transfer devices in which the drive signals are sent to all the carriage transfer devices in the transfer path and are operated simultaneously do not need to be driven because the bobbin carriage being transferred has not yet been sent. It was driven by and was running idle in the standby state. Also, after sending the bobbin carriage sent to the next carriage transfer device, until the bobbin carriage is carried to the roving frame or the spinning frame and the transportation is completed,
I had to keep running dry. For this reason, there has been a demand for an economical carriage transfer device that eliminates unnecessary idle operation and operates only when necessary, and saves unnecessary power consumption.

[0004]

In order to solve the above problems, a transfer device for a bobbin carriage according to the present invention is a transfer device in which a bobbin carriage having a plurality of bobbin hangers for hanging a roving bobbin on the lower side is movably mounted. In a carriage transfer device which is arranged on the rail at a distance shorter than the entire length of the bobbin carriage and which moves the bobbin carriage by the forward and reverse rotations of the drive disk acting on the bobbin carriage bar of the bobbin carriage, the carriage is sandwiched by the drive disks.
The detectors for detecting the bobbin carriage are arranged on both sides of the drive direction, and the drive disk is rotated in the advancing direction of the bobbin carriage by the detection signal from the detector corresponding to the entrance side of the bobbin carriage during the bobbin carriage transfer. After that, a control device for stopping the drive disk by a detection signal from a detector corresponding to the exit side of the bobbin carriage is provided.

[0005]

[Action] In the transport apparatus configured bobbin carriage as described above, corresponds to the entry side and the bobbin carriage during transit approaching from one side against the carriage transport device
Detector the bobbin carriage detects the bobbin carriage, and inputs the bobbin carriage detection signal to the controller. Then, in response to a signal from the control device, the carriage transfer device rotates the drive disk that acts on the bobbin carriage bar of the bobbin carriage to send the bobbin carriage that has been sent in the traveling direction, and the bobbin carriage exits.
When it passes the detector of the bobbin carriage corresponding to, the operation of the carriage transfer device is stopped by the detection signal. In addition, the bobbin carriage faces the carriage transfer device.
Then, the same control is performed when approaching from the other side.
Move the bobbin carriage in the direction of travel (reverse direction
Sent to. Thus, the carriage transfer device is independently operated only while the bobbin carriage is being carried.

[0006]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS As shown in FIG. 4, a transport rail 1 including a doffing rail 3 of a roving frame 2, a spare rail 5 of a spinning frame 4 and a main rail 6 has a substantially rectangular shape which opens downward as shown in FIG. It is configured in cross section. As shown in FIG. 3, a bobbin carriage 10 movably mounted along the transport rail 1 has a plurality of carriage units 11 connected to each other and suspends a roving bobbin R for one roving machine. . Each carriage unit 11 is a carriage bar 1 having a predetermined width.
Two bobbin hangers 13 for suspending the roving bobbin are provided on the lower surface of 2, and a pair of front and rear bearings 14 are mounted on the upper surface of the carriage bar 12. A pair of left and right rolling wheels 15 that roll on the horizontal guide surface 1a of the transport rail 1 and a pair of front and rear guide wheels 16 that are guided by the left and right restricting surfaces 1b of the transport rail 1 are freely rotatable on each bearing 14. Supported by.

Carriage transfer devices 20 are mounted at various positions on the transport rail 1 at intervals shorter than the length of one bobbin carriage. The carriage transfer device 20 is shown in FIG.
As shown in FIG. 2, a base 21 is fixed to the upper surface of the transport rail 1, and left and right protrusions 22 of the base 21 pivotally support one ends of swing arms 23 and 24, respectively.
Is designed to swing horizontally. Swing arms 23, 2
4, drive disks 25 and 26 are rotatably supported around a vertical axis, respectively.
The outer periphery of 26 is made of a material such as rubber having a high friction coefficient.
Shafts 25a and 26a integrated with the drive disks 25 and 26
Pulleys 27 and 28 having the same pitch diameter are integrally connected to the upper end, and a stretchable belt 29 is crossed over these pulleys 27 and 28.

A drive motor M is fixed to the upper surface of the left swing arm 23, and the rotation of the drive motor M is transmitted to the shaft 25a. Both ends of the tension spring 31 are connected to the other ends of the swing arms 23 and 24 in the longitudinal direction,
Therefore, the pair of drive disks 25 and 26 facing each other are urged in the direction of pressure contact with the carriage bar 12 (direction toward each other). Each swing arm 23, 24 is provided with projections 32, 33 inwardly of each other below the tension spring 31, and these projections 32, 33 are provided when the bobbin carriage 10 is not between the drive disks 25, 26. The spring force makes contact with the stoppers 21a and 21b provided on both sides of the base 21.

The drive disk of the carriage transfer device 20
Proximity switches (detectors) PS1 and PS for detecting the bobbin carriage 10 via L-shaped brackets 41 and 42 on the transport rail 1 on both sides in the transfer direction with the brackets 25 and 26 interposed therebetween.
2 has a detection surface fixed to the bobbin carriage bar 12. The proximity switches PS1 and PS2 output the detection signal of the bobbin carriage 10 to the control device 50 fixed above the carriage transfer device when the bobbin carriage bar 12 is located on the side. The control device 50 has a control function of rotating the drive motor M forward and backward based on the detection signals from the proximity switches PS1 and PS2. The drive power of the drive motor M is supplied from the power supply of the factory equipment via the control device 50 and connected in parallel to the drive motor M.

Next, the control device 50 will be described. The control device 50 includes a drive motor M and a carriage transfer device 2
Proximity switch PS for detecting the bobbin carriage 10 of 0
6 and the motor circuit 9 in FIG. 6 for controlling the bobbin carriage conveyance in order to control 1 and PS2 in association with each other.
Contains 0 and. In FIG. 5, a circuit 81 is a circuit for rotating the drive motor M in the forward direction to detect the bobbin carriage 10 .
Contact of the positive rotation relay MF driving motor M with the contact PS1 and the contact MR1 reverse rotation relay MR of the drive motor M to be described later are connected in series to the positive rotation relay MF of the drive motor M of the proximity switch PS1 to leave MF1 and contact PS2 of proximity switch PS2 are contact P of proximity switch PS1
It is connected in parallel with S1 .

A circuit 82 is a circuit for rotating the drive motor M in the reverse direction, and a contact PS2 of a proximity switch PS2 for detecting the bobbin carriage 10 and a forward rotation relay MF of the drive motor M.
Is connected in series to the reverse rotation relay MR of the drive motor M, and the contact MR2 of the reverse rotation relay of the drive motor M and the contact PS1 of the proximity switch PS1 are connected in parallel to the contact PS2 of the proximity switch PS2. Has been done.

The operation of the above structure will be described with reference to FIGS. When the bobbin carriage 10 being conveyed is sent to the detection range of the proximity switch PS1 of the carriage transfer device 20, the proximity switch PS1 is actuated and its contact PS1 is closed to excite the relay MF of the circuit 81 and the circuit 91.
The contact MF1 of is closed and the drive motor M is rotated forward. When transmitted from the drive motor M to the positive rotation drive disk 25, the drive disk 26 rotates via the belt 29 and rotates so as to send out the bobbin carriage 10 in the traveling direction (in this case, traveling downward in FIG. 1). To do. Then, when the bobbin carriage 10 is fed and held by the drive disc, the drive discs 25 and 26 are pressed against the bobbin carriage bar 12 by a spring force and are fed out in the traveling direction while rotating.

When the bobbin carriage 10 reaches the proximity switch PS2 on the exit side in the traveling direction and is detected, its contact point PS
2 is closed and the relay MF of the circuit 81 is self-held. When the bobbin carriage 10 is fed in such a state, and eventually comes out of the detection range of the proximity switches PS1 and PS2, the proximity switches PS1 and PS2 are activated, the contacts PS1 and PS2 are opened, and the relay MF is demagnetized. Then, the contact MF1 of the circuit 91 is opened and the drive motor M is moved to the bobbin carriage 1
Send 0 in the direction of travel and stop.

Further, when the traveling direction of the bobbin carriage 10 is reversed and the exit side of the carriage transfer device 20 is set to the entrance side, the proximity switch P for detecting the bobbin carriage.
S2 is activated, the contact PS2 is closed, and the relay MR is excited. The contact MR1 of the circuit 92 is closed and the drive motor M
Is rotated in reverse. Similarly to the above, the bobbin carriage 10 is sent in the opposite direction (in this case, it moves upward in FIG. 1) by the rotation of the drive disks 25 and 26, and the proximity switch P is moved.
When it goes out of the detection range of S1 and PS2, the contact MR1 is opened, the bobbin carriage 10 is sent out in the opposite direction, and then the drive motor M is stopped.

[0015]

As described above, according to this device ,
A large number of bobbin hangers for hanging the roving bobbin are provided on the lower side.
Mount the bobbin carriage on the transfer rail that is movably mounted.
The bobbin carriage is arranged at intervals shorter than the total length of the bobbin carriage,
The drive that acts on the bobbin carriage bar of the bin carriage.
Transferring the bobbin carriage by rotating the Eve disk forward and backward
In the carriage transfer device that
Clip the bobbin carriages on both sides in the carriage transfer direction.
Each of the known detectors is installed to
From the detector corresponding to the entry side of the bobbin carriage in
Drive disc by the detection signal of
Rotate in the direction of travel, then the bobbin carriage exit
Drive signal by the detection signal from the detector corresponding to
The carriage is equipped with a controller to stop the disk.
Side of the carriage transfer device
Even if the bobbin carriage is
It is possible to operate only the transfer device, and unnecessary idle operation of the bobbin carriage transfer device can be eliminated, and economical operation with low power consumption can be performed.

[Brief description of drawings]

1 is a sectional view taken along line I-I of FIG.

FIG. 2 is a front view of the carriage transfer device according to the present invention as viewed along a transfer rail.

FIG. 3 is a side view of the bobbin carriage.

FIG. 4 is an overall explanatory view of a transport rail.

FIG. 5 is an explanatory diagram of a control circuit of this device.

FIG. 6 is an explanatory diagram of a motor circuit of this device.

[Explanation of symbols]

1 Conveyor rail, 10 Bobbin carriage, 12
Bobbin carriage bar, 20 carriage transfer device,
25,26 drive disk, 50 controller,
PS1, PS2 Proximity switch (detector), M drive motor

Claims (1)

(57) [Scope of utility model registration request] 1. A bobbin carriage of a bobbin carriage, the bobbin carriage having a plurality of bobbin hangers for suspending a roving bobbin on a lower side of the bobbin carriage. bar
In the carriage transfer device for transferring the bobbin carriage by forward and reverse rotation of the drive disk acting, Dora
The detectors that detect the bobbin carriage on both sides of the carriage transfer direction across the Eve disk are installed to correspond to the entry side of the bobbin carriage during the bobbin carriage transfer.
The control device stops the drive disk by rotating the drive disk in the traveling direction of the bobbin carriage by the detection signal from the detector, and then stopping the drive disk by the detection signal from the detector corresponding to the exit side of the bobbin carriage. Transfer device for bobbin carriage.