JPS6262933A - Roving transportation system - Google Patents

Abstract

PURPOSE:To provide a roving transportation system capable of properly changing the corresponding relationship between roving frame and fine spinning frame according to the variation of the yarn count and the kind of the spun yarn and transporting a bobbin following the varied relationship of the frames. CONSTITUTION:The optimum grouping of a roving frame group RM and a fine spinning frame group SF is determined based on the operation condition prior to the operation of the groups and the grouping data is registered in a transportation controlling apparatus. When a bobbin is fully wound in the roving frame and the doffing is completed, the full bobbin take-off signal transmission apparatus 63 transmits the full bobbin take-off requiring signal and the frame number of the roving frame is registered in the full bobbin take-off table of a memory means in the order of transmission. On the other hand, when the exchange of sliver is completed in the fine spinning frame and the preparation of the take-off of the residual yarn bobbin is ready, the residual yarn bobbin take-off signal transmission apparatus 64 transmits the residual yarn take-off requiring signal. The frame number of the fine spinning frame is registered in the full bobbin take-off table of a memory means in the order of transmission. The transportation controlling apparatus 68 orders the transportation between the frames in the order of transmission based on the registration data of each table.

Description

DETAILED DESCRIPTION OF THE INVENTION Field of Industrial Application This invention relates to a roving conveyance system that automatically conveys roving between one or more roving frames and a plurality of spinning frames. The full roving bobbin doffed by the spinning machine is transported to the desired spinning machine, the remaining thread bobbin that has been replaced by the spinning machine is transported to the roving stripper, and the empty bobbin treated with the remaining thread by the roving stripper is transferred to the desired roving machine. The present invention relates to a roving conveyance system configured to convey roving yarns to.

Conventional technology Conventionally, this type of roving conveyance system was disclosed in Japanese Patent Application Laid-open No. 50-7.
6341 is known. In this conventional roving conveyance system, a full roving bobbin doffed by a single roving machine is inserted into a mole rail type conveyance pallet, and the conveyance pallet is retained in a retention section to carry the conveyance pallet for the spinning creel. Prepare $.

When the final winding is completed on the spinning machine, the transport pallet of the spinning creel is pushed out by a self-propelled cart and transported to the remaining roving removal device, and then the transport pallet in the retention area is transported to the spinning creel by the self-propelled cart. . After the remaining roving yarns have been processed, the conveying pallet is retained in another retaining section and then conveyed above the roving frame.

Problems to be Solved by the Invention In the conventional roving conveyance system, the roving is conveyed between one roving frame and a plurality of spinning frames, that is, within one group. However, there is a major problem in that the roving conveyance pattern is fixed and cannot accommodate changes in spinning count, product type, etc.

In general, in the roving conveyance system between the roving frame and the spinning frame, it is necessary to increase the operating rate of the system by appropriately changing the correspondence between the roving frame and the spinning frame in response to changes in spinning count, product type, etc. There was a need for something that could easily change the grouping of roving frames and spinning frames in a roving conveyance system.

Means for Solving the Problems The present invention solves the problems of the conventional apparatus and satisfies the above-mentioned requirements, and each roving machine is equipped with a complete doffing of the full roving bobbin and preparation for taking the full roving bobbin. A full bobbin take-up transmitting device is installed that sends a full bobbin take-back request signal when the bobbin is completed, and each spinning machine is equipped with a full bobbin take-back request signal that sends the remaining thread bobbin take-up request signal when the thread shift is completed and the remaining thread bobbin is ready to take-up. A remaining yarn bobbin take-up transmitting device transmits a message, and a full bobbin request transmitting device transmits a full bobbin request signal when the reheated roving bobbin from which the remaining yarn bobbin has been taken is not conveyed. The device includes an input means for inputting the group number of each roving frame in the roving frame group and the group number of the spinning frame group from the outside, and a roving group table and input device for registering the input group number of each spinning frame. A spinning group table that registers the group number of each spinning frame that has been sent, a full bobbin take-off table that registers the machine numbers of the spinning machines that have sent the full bobbin take-back request signal in the order in which they were sent, and a full bobbin take-off table that registers the machine numbers of the spinning machines that have sent the full bobbin take-back request signal. a storage means having a remaining yarn bobbin take-off table for registering the machine numbers of the spinning machines that received the full bobbin request signal in the order of transmission, and a full bobbin request table that registers the machine numbers of the spinning machines that transmitted the full bobbin request signal in the order of transmission; Based on the registered data, if there is a machine in the same group that sends a full bobbin take-off request signal, a remaining thread bobbin take-off request signal, and a full bobbin request signal, respectively, the machine in the order in which the signals are sent is The present invention is characterized by comprising a control means for controlling the roving conveyance device so as to convey the yarn bobbin, the remaining yarn bobbin, and the empty bobbin.

Prior to the operation of the roving frame group and the spinning frame group, the optimum grouping of the roving frame and fine spinning frame is determined based on the operating conditions, and based on the grouping, the group number and number of each roving frame are inputted by the input means of the conveyance control device. Enter the group number of each spinning machine,
These group numbers are registered in the roving group table and fine spinning group table of the storage means. Next, the roving frame group and fine spinning frame group start operating. And in the Rover.

When doffing of the full roving bobbin is completed and the full rovin bobbin is ready for take-up, the full bobbin take-up transmitting device sends a full bobbin take-up request signal, and the roving machine that sent the full bobbin take-up request signal is The machine numbers are registered in the full bobbin collection table of the storage means in the order of transmission. Further, in the spinning machine, when the thread exchange is completed and the remaining yarn bobbin is ready to be taken, the remaining yarn bobbin take-up transmitting device sends a remaining yarn bobbin take-up request signal.

The machine number of the spinning machine that sent the remaining thread bobbin take-up request signal is registered in the remaining thread bobbin take-off table of the storage means in the order of transmission, and a full bobbin request is sent when the remaining thread bobbin is still being taken. When the device transmits a full bobbin request signal, the machine number of the spinning machine that transmitted the full bobbin request signal is registered in the full bobbin request table of the storage means in the order of transmission. Based on the registered data in each table, the control means of the conveyance control device stops the roving conveyance when there is a machine in the same group that is transmitting a full bobbin withdrawal request signal, a remaining thread bobbin withdrawal request signal, and a full bobbin request signal. The apparatus is controlled to transport the roving bobbin a, the remaining yarn bobbin, and the empty bobbin between the machines in the order of transmission.

Embodiment In FIG. 1, reference numeral 1 denotes a roving frame, and a large number of roving machines are arranged in parallel to form a roving frame group RM. These spinning machines 1 are labeled with machine numbers (1), (2), . . . (n), for example. These roving frames 1 are equipped with an automatic tube changing device 2 as shown in FIG. 2, and an empty bobbin 3c suspended from a bobbin carriage at a dotting rail position, which will be described later, and a bobbin wheel of the roving frame 1 are installed. The full roving bobbin 3a placed at position 4a is automatically replaced. This automatic tube change bag r
The bobbin transfer device 6 is disclosed in the above publication. This simultaneous tube changing machine 5 is equipped with a belt conveyor 7 having a peg 7a for inserting a full roving bobbin and a peg 7b for inserting an empty bobbin at a position corresponding to the bobbin wheel 4, and moves the tube changing head 8 back and forth and up and down. After inserting the full roving bobbin 3a on the bobbin wheel 4 into the peg 7a,
Move the empty bobbin 3c inserted into the bobbin wheel 4 to the bobbin wheel 4.
It is designed to be inserted into the second part. The bobbin transfer device 6 removes the empty bobbin 3c suspended from the bobbin hanger of the bobbin carriage by vertical movement of the elevating body 9 and inserts it into the peg 10, and connects the peg 10 and the peg 7b. The empty bobbin 3c is transferred by the alternating arm 11 in between.

Thereafter, the full roving bobbin 3a is transferred between the pegs 7a and the pegs 10 by the alternating arm 11, and the full roving bobbin 3a is inserted into the bobbin hanger of the bobbin carriage by the vertical movement of the elevating body 9. There is. As the automatic pipe changing device 2, various types such as a traveling type pipe changing machine are used as shown in Japanese Patent Publication No. 51-38814, and sometimes the pipe changing device 2 is manually inserted into the bobbin hanger of the bobbin carriage. be done.

Next, 12 is a spinning machine, many of which are installed side by side, and the spinning machine group SF
It consists of These spinning machines 12 are also marked with machine numbers, for example, (1), (2), . . . (m). As shown in FIG. 4, these spinning machines 12 have a front row bobbin hanger 14 and a rear row bobbin hanger 15 on the creel 13. In this embodiment, for example, as shown in FIGS. 14 is set with a full roving bobbin 3a, and the rear row bobbin hanger 15 is set with a medium bobbin 3d. This spinning machine 12 is
- Shino shunting machine 16 as shown in Publication No. 81631
runs inside the creel 13, and when the full roving bobbin 3a becomes the medium bobbin 3d and the medium bobbin 3d becomes the small bobbin 3e, the medium bobbin is changed as shown in FIGS. 3 and 5. Replace the 3d and small bobbin 3e with the bobbin hanger,
As shown in FIG. 4, a small bobbin 3e is suspended from the front bobbin hanger 14. Also spinning machine 12
As shown in, for example, Japanese Patent Application Laid-Open No. 60-71724, a Shino changer 17 runs on the side of the machine, and a small bobbin 3e of the outer bobbin hanger 15 and a bobbin carrier at a spare Shino rail position, which will be described later, are installed. The full roving bobbin 3a suspended from the machine is sequentially replaced. This Shino replacement machine 1
7 has two bevel bars 18 and 19, one of which is used to pull out the full roving bobbin 3a from the bobbin hanger of the bobbin carriage, and the other bead bar 19 is pulled out.
The small bobbin 3e is removed from the front row bobbin hanger 14 and replaced.

In addition, due to this Shino change, the small bobbin 3e suspended from the bobbin carriage at the spare Shino rail position is replaced with the remaining thread bobbin 3.
It's called b. Next, the roving conveyance device 20 between the roving frame group RM and the fine spinning frame group SF will be explained. First, a dotting rail 22 for guiding a bobbin carriage 21 is disposed above each spinning frame 1, as shown in FIG. As shown in FIG. 6, this doffing rail 22 is formed into a mouth-shaped cross section, and has a pair of horizontal guide surfaces 22a and a pair of vertical guide surfaces 22b.

This doffing rail 22 is arranged so as to pass directly above the peg 10 of the elevating body 9 in the automatic pipe changing device 2. The bobbin carriage 21 is constructed as shown in FIGS. 8 and 9, and 23 is a carriage bar, in which a plurality of carriage bars are connected by a pin through a joint 24. The spinning creel 1 is attached to the bottom surface of the carriage bar 23.
3 front row bobbin hangers 14 and the same number of bobbin hangers 2
5 is attached at the same pitch as the front row bobbin hanger 14, and a proximal body 2 is mounted on the upper surface of the carriage bar 23.
6 are attached to positions corresponding to every other bobbin hanger 25. The carriage bar 23 also has a pair of support rollers 27 and a pair of guide rollers 28 near both ends.
The support roller 27 is guided by the guide surface 22a of the dotting rail 22, and the guide roller 28 is guided by the guide surface 22b. Next, as shown in FIG. 4, on the creel 13 of each spinning frame 12, a spare wire rail 29 is arranged in parallel in front of the front row bobbin hanger 14.

These preliminary Shino rails 29 are the same as the Dotsufin rails 2.
2, and another bobbin carriage 21 is movably introduced. In addition, in each group of the spinning frame group SF to be described later, the spare rail 29 of at least one spinning frame 12 is in an empty state in which no bobbin carriage 21 is introduced for coordination of roving conveyance. Keep it. Generally, the bobbin carriage 21 of the spare thread rail 29 is used for changing the thread, so how many spinning machines 12 in each group do the bobbin carriages 21 need to be included in the spare thread rail 29? is determined according to the replacement cycle time of each group. next,
The dotting rails 22 and the spare rails 29 are connected by conveyance rails 30, as shown in FIG. The conveyance rail 30 includes a main rail 31 that passes above one end of each spinning frame 1 and above one end of each spinning frame 12, and is branched in parallel in the middle of this main rail 31. A well-known roving stripper 33 is disposed in the middle of the remaining yarn processing rail 32 (the above-mentioned rails 22, 29, 31, and 32 are collectively referred to as simply (I will write it on the rail.) The main rail 31 and the remaining thread processing rail 32 are also constructed in the same manner as the dotting rail 22, and are capable of guiding the bobbin carriage 21. In addition, Dotsufin rail 22 and spare Shino rail 29
is composed of branch rails branching off from the main rail 31. The length of the remaining yarn processing rail 32 is formed to be longer than twice the length of the bobbin carriage 21, and when the remaining yarn bobbin 3b of the bobbin carriage 21 is being processed with the roving stripper 33, This is to prevent the age 21 from protruding into the main rail 31. Incidentally, when spinning different types of spinning machines in the spinning machine group SF, it is preferable to provide the remaining yarn processing rails 32 and the roving strippers 33 in numbers corresponding to the types of spinning machines.

Next, the main rail 31 and each dot fin rail 2
Each of the two branch points 34 is provided with a switch 35 as shown in FIG. In this switch 35, 36
is an operating lever pivotally connected to the rail K by a pivot 37;
Reference numeral 38 denotes a switching piece rotatably attached to the pivot shaft 37 so as to guide the guide roller 28 of the bobbin carriage 21, and this switching piece 38 is attached to the stopper 36a of the operating lever 36.
The lever 39 is brought into contact with the lever 39 by a spring 39, and rotates together with the operating lever 36. Reference numeral 40 denotes an air cylinder that rotates the operating lever 36, and is designed to switch the switching piece 38 from the position shown by the solid line to the open position shown by the imaginary line when necessary. 4
2a and 42b are limit switches for checking switching of the switching piece 38.

Furthermore, a switch 35h as shown in FIG. 11 is provided at every branch point 41 of the main rail 31 and each of the spare rails 29. This switch 35h is constructed so as to be line-symmetrical with the switch 35 described above, and the same reference numerals as corresponding parts are given the letter "h" to omit redundant explanation. Further, at branch points 43 and 44 between the main rail 31 and the remaining thread processing rail 32, substantially the same switch 45 and 45h for guiding the bobbin carriage 21 only in one direction is provided. As shown in FIGS. 12 and 13, these switches 45.45h are equipped with switch pieces 46.46h that are rotatably connected, and this switch piece 46.46h is connected to a return spring 47.47h.
The guide roller 28 of the bobbin carriage 21 is guided to branch to one side.

Next, on the rail K, a large number of feeding devices 52 for moving the bobbin carriage 21 are arranged at pitch intervals shorter than the length of the bobbin carriage 21, as shown in FIG. This feeding device 52 is constructed as shown in FIGS. 6 and 7.

In this feeding device 52, 53 is a bracket fixed to the upper surface of the rail, and swing arms 54 are attached to both ends.
55 are respectively pivotally connected, and these swing arms 54.5
Bearing boxes 56 and 57 are attached to 5, respectively. These bearing boxes 56, 57 rotatably support the shafts 58a, 59a of the feed disks 58, 59, and a drive motor 60 is attached to one of the bearing boxes 56 so that the shaft 58a can be rotated in the forward and reverse directions. It has become. A spring 61 is stretched between the tips of the swing arms 54 and 55, and the carriage bar 2 is stretched between the feed discs 58 and 59.
When the carriage bar 23 is present, the feed disks 58, 59 are brought into pressure contact with the carriage bar 23, and when the carriage bar 23 is not present, the bearing 'M56, 57 is brought into contact with the rail K. As shown in FIGS. 6 and 7, the feeding device 52 near the bobbin transfer device 6 at the 1 position of each roving frame has a proximity switch 62 mounted on the bracket 53 to detect a nearby body 26 of the bobbin carriage 21. installed. This proximity switch 62 is used to intermittently move the bobbin carriage 21 every two pitches of the bobbin hanger 25 to change the bobbin, and is designed to stop the drive motor 60 in response to a detection signal from the proximity body 26.

Next, in each of the above-mentioned roving machines 1, the automatic pipe changing device 2 suspends the full roving bobbin 32a from the bobbin carriage 21 of the dotting rail 22, and completes the doffing of the full roving bobbin 3a to make the full roving bobbin 3a full. A full bobbin take-back transmitting device 63 is provided which automatically sends a full bobbin take-back request signal when the roving bobbin 3a is ready for take-up. This full bobbin collection transmitter 6
3 can be easily transmitted by detecting that the automatic pipe switching device 2 has completed a series of pipe switching operations. In each of the above-mentioned spinning machines 12, a Shino exchange machine 17 extracts the small bobbin 3e from the front row bobbin hanger 14, suspends it from the bobbin carriage 21 of the spare Shino rail 29, completes the Shino exchange, and takes over the remaining yarn bobbin 3b. When you are ready, press R on the automatic point.
A remaining thread bobbin take-up signal device 64 is provided that sends a remaining thread bobbin take-up request signal on the side and L side (priority is given to the R side).

The remaining yarn bobbin take-up transmitting device 64 can easily send a message by detecting that the series of thread exchange operations of the thread exchanger 17 have been completed. In addition, in each spinning frame 12, when the bobbin carriage 21 on which the remaining thread bobbin 3b is suspended is pulled out and empty, the spare rail 29 is automatically installed on the R side and the L side (R side). A full bobbin request transmitting device 65 is provided which transmits a full bobbin request signal for each of the bobbins (priority). The full bobbin request transmitting device 65 includes limit switches 66a and 66b provided on each spare rail 29 so as to detect that the bobbin carriage 21 is not introduced into the spare rail 29.

A full bobbin request signal is transmitted by signals from these limit switches 66a and 66b.

The roving stripper 33 also has an acceptance permission signal transmitting device 100f that transmits a signal indicating that the remaining thread bobbin is ready to receive.
J< provided.

Next, a conveyance control device 6 that controls the roving conveyance device 20
8 are installed in the factory. This conveyance control device 126
8 is constituted by a computer device as shown in FIG. 14, and includes input means 69, storage means 70, and control means 71. This input means 69 is constituted by a keyboard or the like, and allows the group number of each spinning frame 1 of the aforementioned spinning frame group RM and the group number of each spinning frame 12 of the spinning frame group SF to be arbitrarily input from the outside. There is. The group numbers of the roving frame 1 and the spinning frame 12 are entered by starting an input program stored in advance in the storage means 7o, but the group numbers are entered based on a group organization table set in advance. It suffices to enter the information on the keyboard sequentially in the order of the machine numbers of the roving frame 1 and the spinning frame 12, and the explanation of the input program here will be omitted. Next, the storage means 70 stores a roving group table 70a in which the input group number of each spinning frame 1 is registered as shown in FIG.
As shown in FIG. 15(B), the spinning group table 70b registers the group number of the revolving frame 1 to which the full bobbin take-back transmitting device 63 has sent the full bobbin take-back request signal. As shown in C), the full bobbin take-up table 70c is registered in the order of transmission, and the machine number and R of the spinning machine 12 from which the remaining yarn bobbin take-up transmitting device 64 has sent the R-side and L-side remaining yarn bobbin take-up request signals. Figure 15 (D
), the remaining thread bobbin take-back request table 70d is registered in the sending order for each group (R side has priority over L side), and the full bobbin request transmitting device 65 sends full bobbin request signals for the R side and L side. Each machine is provided with a full bobbin request table 70e in which the machine number of the spinning machine 12 and the distinction between the R and L sides are registered for each group in the order of transmission (R side has priority over L side), as shown in FIG. 15(E). There is. The control means 71 transmits a full bobbin withdrawal request signal, a remaining thread bobbin withdrawal request signal, and a full bobbin request signal, respectively, within the same group based on the registered data of the respective tables 70a, 70b, 70c, 70d, and 70e. When the machine number is registered, the dotting rail 22 of the Rover 1 in that group
The bobbin carriage 21 with a full bobbin is conveyed to the spare thread rail 29 of the spinning frame 12, and the bobbin carriage 21 with the remaining yarn bobbin of the spare yarn rail 29 in the spinning machine 12 is conveyed to the residual yarn processing rail 32, and the remaining yarn is removed. The bobbin carriage 21 with an empty bobbin after processing the remaining yarn on the processing rail 32 is transported to the dotting rail 22.

The roving conveyance control by the control means 71 is performed in advance by the storage means 7.
This is done by starting a control program that is stored in .o. A flowchart of this control program is shown in FIG. 16. Next, the operation of the roving conveying device 20 will be explained according to this control program.

First, prior to the operation of the roving and spinning mills, the roving machine group RM and the spinning machine group SF are divided into groups according to operating conditions such as spinning count and product type, and the required number of roving and spinning groups are brought into a favorable state. Organize. For example, when the size of the roving frame 1 is 4 (1) to (4), and the spinning frame 12 is 20 (1) to (20), the 1st group is the roving frame (1) and the fine spinning frame (1). Spinning machine (1
) to (6), the second group is the roving frame (2), (3) and the spinning frame (7) to -(15), the third group is the roving frame (4)
The explanation will be made on the assumption that they are organized into spinning machines (16) to (20), respectively. Next, based on the above-mentioned group organization, the group numbers of each roving frame 1 and fine frame 12 are sequentially inputted by the input means 69 for each machine number. The group numbers of each roving frame 1 and each spinning frame 12 input in this way are stored in the roving group table 70a and the spinning group table 7 of the storage means.
0b and 0b, respectively. Next, the operation of the roving frame group RM and the spinning frame group SF is started, but in that case, the remaining yarn processing rail 32
In this case, one bobbin carriage 21 with an empty bobbin is introduced in advance from the roving stripper 33 to the roving frame 1 side. Further, a bobbin carriage 21 is installed in each dotting rail 22, and one spinning frame 12, for example, machine numbers (6), (15), (2o) Spare Shino rail 2
A bobbin carriage 21 is introduced in each case except for 9. In each roving frame 1 of the roving frame group RM, the automatic tube change device 2 operates during spinning to change the bobbin carriage 21.
The empty bobbin 3c suspended from the bobbin hanger 25 is inserted into the peg 7b of the belt conveyor 7. When the roving machine 1 is full, the roving machine 1 is stopped, and then the automatic roving machine 2 is operated to doff the full roving bobbin 3a on the bobbin wheel 4 to the peg 7a of the belt conveyor 7, and also transfer the empty bobbin 3c to the peg 7a of the belt conveyor 7.
is placed on the bobbin wheel 4 and the reversal of the rover is started again. Thereafter, the full roving bobbins 3a on the belt conveyor 7 are sequentially suspended from the bobbin hangers 25 of the bobbin carriage 21 at the dotting rail 22 position by the bobbin transfer device 6.

When all the full roving bobbins 3a are suspended from the bobbin hanger 25 of the bobbin carriage 21 and the tube change operation is completed,
A full bobbin collection transmitting device 63 transmits a full bobbin collection request signal. This full bobbin take-back request signal is sent to the conveyance control device 68.
The machine number of the revolving frame 1 that sent the full bobbin take-back request signal is stored in the full bobbin take-back table 7 of the storage means 70.
0c in the order of outgoing calls. On the other hand, in each spinning frame 12 of the spinning frame group SF, the front row bobbin hanger 14
When the full roving bobbin 3a becomes the medium bobbin 3d and the medium bobbin 3d of the rear row bobbin hanger 15 becomes the small bobbin 3e, the Shino switching machine 16 operates and the medium bobbin 3d of the front row bobbin hanger 14 and the rear row bobbin hanger 15 small bobbin 3
You can learn e. Thereafter, the reed changing machine 17 is activated, and the small bobbin 3e of the front row bobbin hanger 14 is replaced with the spare reed reed reed 2.
Bobbin hanger 25 of bobbin carriage 21 in 9 position
and the full roving bobbin 3a suspended from the
The full roving bobbin 3a is suspended from the front row bobbin hanger 14, and the remaining yarn bobbin 3b is suspended from the bobbin hanger 25 of the bobbin carriage 21 of the preliminary thread rail 29. and 1
When the mth remaining thread bobbin 3b is suspended from the bobbin hanger 25 of the bobbin carriage 21 and the Shino alternation operation is completed,
The remaining yarn bobbin take-up transmitting device 64 sends out R-side and L-side remaining yarn bobbin take-up request signals. This remaining yarn bobbin take-up request signal is sent to the conveyance control device 68, and the machine number of the spinning machine 12 that sent the residual yarn bobbin take-up request signal and the distinction between the R and L sides are stored in the storage means 70 as the remaining yarn bobbin take-up request. They are registered in the table 70d in the order of transmission.

Further, if the bobbin carriage 21 is not introduced into the spare rail 29 of each spinning frame 12, the full bobbin request transmitting device 65 transmits full bobbin request signals for the R side and the L side. This full bobbin request signal is sent to the conveyance control device 68, and the machine number of the spinning machine 12 that transmitted the full bobbin request signal and the distinction between R and L sides are registered in the full bobbin request table 70e of the storage means 7o in the order of transmission. be done.

And each of the above tables 70a, 70b, 70c, 70d
, 70e, when the machines that are respectively transmitting the full bobbin withdrawal request signal, the remaining thread bobbin withdrawal request signal, and the full bobbin request signal in any group are aligned.
The control program shown in FIG. 16 causes the roving to be transported within the group. First, in the first step (2) of the control program, it is determined whether there is a full bobbin take-back request signal transmitter stand in the Rover group table 70a, and if there is, the machine number of the Rover machine 1 is extracted in the second step (2). do. Next, press C in the third step ■ and the fourth step ■.
), it is determined whether there is a full bobbin request signal transmitter stand and a remaining yarn bobbin take-off request signal transmitter stand in the group of the extracted Rover 1, and if there is none, the next full bobbin take-back request signal transmitter stand is determined. Go back to extracting the 5th
In step (2), it is determined whether the roving stripper 33 is ready for reception based on the presence or absence of the remaining yarn bobbin reception preparation completion signal, and then, in the sixth step (2), it is determined whether or not the conveyance path is in use.

As a result, if the roving stripper 33 is ready to be received and the conveyance route is not in use, the conveyance route is determined in the next seventh step. In other words, the machine number of the spinning frame 1 that transmitted the highest priority full bobbin withdrawal request signal within the same group, the machine number of the spinning frame 12 that transmitted the highest priority remaining yarn bobbin withdrawal request signal, and the R and L side machine numbers. Spinning machine 1 that sent the distinction and the highest priority full bobbin request signal
The machine number of No. 2 and the distinction between R and L sides are determined. next,
When a full bobbin transfer command is issued in the eighth step (2), the dotting rail 22 and main rail 3 corresponding to the Rover 1 with the machine number that has issued the full bobbin take-back request signal are
Air cylinder 4 of switch 35 provided at branch point 34 with 1
0 operates to rotate the switching piece 38 to the open position as shown by the imaginary line in FIG. Switch 35h provided at branch point 41 between rail 29 and main rail 31
The air cylinder 40h operates to move the switching piece 38h to the 11th
Rotate it to the open position shown by the phantom line in the figure. Thereafter, in the 9th step (3), the completion of switching of the switch 35, 35h is determined by the signals of the limit switches 42a, 42ah, and if the switching is completed, the full roving bobbin 3a is switched in the next 10th step [phase]. Transport takes place. That is, the dotting rail 22 of the determined roving frame 1
and the R-side spare rail 29 and main rail 3 of the spinning machine 12.
The drive motor 60 of the feed device 52 corresponding to the frame 1 operates to rotate the feed disk 58 in the counterclockwise direction in FIG. The bobbin carriage 21 with a bobbin is conveyed to the R side spare rail 29 of the spinning machine 12 through the main rail 31, and
introduced in 9. Note that when the carriage 21 with a full bobbin is completely introduced into the spare rail 29, this is detected by a limit switch (not shown), etc., and the drive motor 60 is stopped, and the switch 35.35h is restored to the old one. let Next, in the 11th step O, it is judged from the signal of the limit switch 66a that the bobbin carriage 21 with a full bobbin has been introduced into the preliminary line rail 29, and when it is confirmed that the introduction is completed, the bobbin carriage 21 with a full bobbin is introduced into the spare bobbin rail 29. The takeover table 7oC is updated, that is, the first data is deleted and the other data are moved forward. next.

In the 13th step (2), it is determined whether the bobbin carriage 21 with a full bobbin has been introduced into the spare rails 29 on both the R and L sides of the full bobbin request signal transmitter stand, and when both have been completed, the process proceeds to the 14th step. At O, the first two data on the R and L sides of the full bobbin request table 70e are deleted, and the other data is moved up and updated, and then the process proceeds to the 15th step (2) and the 16th step.

As explained so far, when only the R side has been completed, the process directly advances to the 15th step and the 16th step, and a remaining thread bobbin transport command and an empty bobbin transport command are issued. When this residual yarn bobbin transport command is sent, the switch 35h installed at the branch point 41 between the R side spare rail 29 and the main rail 31 of the spinning machine 12 receives the residual yarn bobbin take-up request signal. Switch the piece 38h to the open position. Thereafter, in the 17th step O, it is determined by the limit switch 42ah whether the switching of the switch 35h has been completed, and if the switching has been completed, the remaining yarn bobbin 3b is removed in the next 18th step [phase].
transportation is carried out. That is, the main rail 31 and the remaining yarn processing rail 3 on the spinning machine 12 side from the R-side spare rail 29 and roving stripper 33 of the spinning machine 12.
The drive motor 60 of the feed device 52 corresponding to 2 is operated to reverse the feed disk 58 in the opposite direction,
As a result, the bobbin carriage 21 with the remaining thread bobbin guided to the R side spare rail 29 is moved to the main rail 3.
1 and is conveyed to the remaining yarn processing rail 32. Note that the bobbin carriage 21 with the remaining thread bobbin is connected to the remaining thread processing rail 3.
When the roving stripper 33 is transported to the predetermined position II (the position immediately in front of the roving stripper 33), this is detected by a limit switch (not shown) or the like, and each of the feeding devices t! 52 is stopped, and the switch 35h is returned to its original state.

On the other hand, when the empty bobbin transfer command is issued, the switch 35 installed at the branch point 34 between the dotting rail 22 and the main rail 31 corresponding to the roving frame 1 that has issued the full bobbin take-back request signal is activated. The switching piece 38 is switched to the open position, and then, in the 19th step O, it is determined by the limit switch 42a whether the switching of the switching piece 38 has been completed, and when the switching has been completed, the empty bobbin 3c is removed in the next 20th step O.
transport. That is, the drive motor 60 of the feeding device 52 corresponding to the dotting rail 22 of the roving frame 1 and the main rail 31 and the remaining yarn processing rail 32 on the side of the roving frame 1 from the roving stripper 33 operates to rotate the feed disk 58 in the reverse direction. As a result, the bobbin carriage 21 with empty bobbins guided to the residual yarn processing rail 32 is conveyed through the main rail 31 to the dotting rail 22 after the bobbin carriage 21 with full bobbins has been extracted. Ru. Note that when the bobbin carriage 21 with an empty bobbin is conveyed to a predetermined position on the dotting rail 22, this is detected by a limit switch (not shown) or the like, and the drive motor 60 of each of the feeding devices 52 is stopped. At the same time, the switch 35 is restored to its old state. Next, in the 21st step O and the 22nd step O, it is determined whether the conveyance of the remaining thread bobbin 3b and the conveyance of the empty bobbin 3c have been completed, respectively, and if both have been completed, the process proceeds to the 23rd step 0. When the remaining thread bobbin 3b is picked up R,
It is determined whether or not the process has been completed on both of the L-side preliminary line rails 29, and in the 24th step O, a remaining yarn processing signal is transmitted by the roving stripper 33. The roving stripper 33 is activated by this residual yarn processing signal, and the residual yarn bobbin 3b of the bobbin carriage with residual yarn bobbin 21 conveyed to the residual yarn processing rail 32 is processed for residual yarn. Further, when the picking-up of the remaining thread bobbin 3b has been completed at both the R and L side spare rails 29,
At the 25th step, the remaining thread bobbin take-up table 70
The first two data on the R and L sides of d are deleted, and the other data is moved forward and updated. However, as explained so far, if only the R side has been completed, the process returns to the first step. The next roving is carried out in the same manner as above.

That is, the roving is carried out in the group that includes the roving frame 1 having the next machine number registered in the full bobbin take-up table 70c. Furthermore, when roving is subsequently carried out again in the group that carried out roving for the first time, this time the roving is carried out on the L-side spare rail 29 of the spinning frame 12 that carried out the previous roving.

In the above embodiment, the bobbin carriage 21 with an empty bobbin is introduced into the residual yarn processing rail 32 in advance, and the bobbin carriage 21 with a full bobbin is transferred to the roving frame 1 when transporting the roving yarn.
to spinning frame 12, bobbin carriage 2 with remaining yarn bobbin
1 from the spinning frame 12 to the roving stripper 33, and the bobbin carriage 21 with empty bobbin from the roving stripper 33 to the original roving frame 1. The bobbin carrier with bobbin, 21, is transferred from the spinning frame 12 to the roving stripper 33, the bobbin carrier 21 with a full bobbin is transferred from the roving frame 1 to the spinning frame 12 after being taken over, and the bobbin carrier with the remaining yarn bobbin is transferred to the roving stripper beforehand. Bobbin carriage 21 with empty bobbin after processing according to No. 33
may be transported to the original roving frame 1, respectively.

Effects of the Invention As described above, in the present invention, each spinning machine is provided with a full bobbin take-up transmitting device that sends a full bobbin take-up request signal, and a remaining yarn bobbin that sends a remaining yarn bobbin take-up request signal to each spinning machine is provided. A collection transmitting device and a full bobbin request transmitting device for transmitting a full bobbin request signal are provided.

A roving group table that registers the group number of each spinning machine in the transport control device, a spinning group table that registers the group number of each spinning machine, etc. a Full bobbin take-off table that registers the machine numbers of the spinning machines from which the bobbin take-back request signal was sent in the order in which they were sent, and the remaining yarn bobbin take-off table that registers the machine numbers of the spinning machines that sent the remaining thread bobbin take-back request signal in the order in which they were sent. storage means having a table and a full bobbin request table for registering the machine numbers of the spinning machines from which the full bobbin request signals were sent in the order of sending, and each signal being sent within the same group based on the registered data of each table. When there is a machine, a control means is provided to transport a full roving bobbin, a remaining thread bobbin, and an empty bobbin between the machines in the order in which the signals are sent, so that the roving within multiple groups can be transferred. Conveyance can be carried out efficiently by one set of roving conveyance devices, and it is possible to save labor and reduce costs in conveying the roving. In addition, since the conveyance control device is equipped with an input means for inputting the group number of each roving frame and the group number of each spinning frame, it is possible to organize the roving frame group of the roving frame group and the spinning frame group of the spinning frame group. can be easily set by external input, and the group organization can be changed to the optimum group organization for the operating conditions, making it possible to improve the efficiency of roving conveyance.

[Brief explanation of the drawing]

The drawings show an embodiment of the present application, and Fig. 1 is a layout diagram of the roving conveyance system, Fig. 2 is a plan view of the roving machine position, and Fig. 3 is a plan view of the roving machine position.
The figure is a plan view of the spinning machine position, Figure 4 is a sectional view showing the relationship between the spinning machine and the Shino changing machine, Figure 5 is an explanatory diagram of Shino changing, and Figure 6 is the VI-VI line position in Figure 1. 7 is a plan view of FIG. 6, FIG. 8 is a side view showing the bobbin carriage, FIG. 9 is a partial plan view of FIG. A plan view showing the switch, Fig. 11 is a plan view showing the switch in the area indicated by the arrow ■, Fig. 12 is a plan view showing the switch in the area indicated by the arrow ■, and Fig. 13 is a plan view showing the switch in the area indicated by the arrow. A plan view showing
Fig. 14 is an explanatory diagram showing the conveyance control device, Fig. 15 (A)
, (B), (C), (D), and (E) are explanatory diagrams showing each table of the storage means, and FIG. 16 is a flowchart of the control program. 1...Rovering machine, 12...Spinning machine, 肚...Rovering machine group. SF... Fine spinning machine group, 20... Roving conveyance device, 33
... Roving stripper, 63... Full bobbin take-up transmitting device, 64... Remaining thread bobbin take-up transmitting device,
65...Full bobbin request transmitting device, 68...Transfer control device, 69...Input means, 70...Storage means, 71...Control means patent applicant Howa Kogyo Co., Ltd. SS diagram No. 41! 1 Figure 6 Figure 7 @ 9WJ Figure 10 Figure 11 Figure 121! l \, 43. 1'＼ @13Figure 141! l No. 151! !

Claims (1)

[Claims] Between a roving frame group consisting of one or more roving frames and a spinning frame group consisting of a plurality of spinning frames, a full roving bobbin doffed by each roving frame is provided. The roving is transported to the required spinning machine, the remaining thread bobbin that has been replaced by each spinning machine is transported to the roving stripper, and the empty bobbin that has been processed with the remaining thread by the roving stripper is transported to the required roving machine. The roving conveyance system is equipped with a roving device, and the roving conveyance device is controlled by a conveyance control device, and each roving machine has a system in which doffing of a full roving bobbin is completed, and the completion of doffing of the full roving bobbin Each spinning machine is equipped with a full bobbin take-off transmitter that sends a full bobbin take-back request signal when the bobbin is ready to take-up, and when the thread exchange is completed and the remaining thread bobbin is ready to take-up, a full bobbin take-off request signal is sent to each spinning machine. A remaining yarn bobbin take-up transmitting device that transmits a signal and a full bobbin request transmitting device that transmits a full bobbin request signal when the remaining yarn bobbin is being taken are provided, and the conveyance control device is provided with each of the rovering machines. Input means for inputting the group number of a roving frame and the group number of each spinning frame in a spinning frame group from the outside; a roving group table for registering the input group number of each spinning frame; A spinning group table that registers group numbers of spinning machines, a full bobbin take-off table that registers machine numbers of spinning machines from which a full bobbin take-back request signal was sent, and a full bobbin take-off table that registers machine numbers of spinning machines from which a request signal for taking off a remaining yarn bobbin was sent. a storage means having a remaining yarn bobbin take-up table for registering the machine numbers in the order of transmission and a full bobbin request table for registering the machine numbers of the spinning machines from which the full bobbin request signal was transmitted in the order of transmission; Based on this, when there is a machine in the same group that sends a full bobbin take-off request signal, a remaining thread bobbin take-off request signal, and a full bobbin request signal, the full rovin bobbin and the remaining thread bobbin are sent between the machines in the order in which these signals are sent. A roving conveyance system comprising: a control means for controlling a roving conveyance device to convey a yarn bobbin and an empty bobbin. 2. Each spinning frame is provided with a doffing rail for guiding the bobbin carriage for pipe change, and each spinning frame is provided with a spare rail for guiding the bobbin carriage for pipe change, and the above-mentioned Each doffing rail and each preliminary Shino rail are connected by a conveyor rail, and a switch is provided at each connection part, and each rail is equipped with a feeding device capable of moving a bobbin carriage from the bobbin carriage. The roving conveying system according to claim 1, wherein the roving conveying device is constructed by disposing the roving yarns at short pitch intervals. 3. The conveyance rail is composed of one main rail and a remaining yarn processing rail branched in parallel to this main rail,
The roving according to claim 2, characterized in that each doffing rail and each preliminary line rail are constituted by branch rails branching from the main rail, and a roving stripper is disposed on the residual yarn processing rail. Conveyance system. 4. The remaining thread bobbin take-off table and the full bobbin request table contain the machine numbers of the spinning machines from which the remaining thread bobbin take-back request signal and the full bobbin request signal were sent, respectively, based on the data registered in the spinning group table. 2. The roving conveyance system according to claim 1, wherein the roving is registered in the order of transmission by group. 5. When the tube changing device of the roving machine completes the tube change by inserting all the doffed full bobbins into the bobbin hangers of the bobbin carriage, the device activates the full bobbin pickup transmitter and automatically sends a full bobbin pickup request signal. 3. The roving conveyance system according to claim 2, wherein the roving conveyance system transmits a signal. 6. When the thread changing machine of the spinning machine inserts all the replaced remaining thread bobbins into the bobbin hangers of the bobbin carriage and completes the thread changing, the remaining thread bobbin take-up transmitter is activated to request the remaining thread bobbin take-up. The roving conveyance system according to claim 2, characterized in that the signal is automatically transmitted. 7. A full bobbin request transmitting device is configured with a limit switch installed to determine whether or not a bobbin carriage is introduced into the spare rail, and when there is no bobbin carriage in the spare rail, a full bobbin request signal is sent. The roving conveyance system according to claim 2, characterized in that the roving conveyance system transmits the following.