JPH01252448A - Connecting device for strip-shaped article - Google Patents

Abstract

PURPOSE:To automate the work ranging from the feed of a strip-shaped roll to the connection by feeding a new strip-shaped roll between a pair of first and second troughs arranged in V-figure form and automatically carrying out the unidirectional surface connection to a preceding strip-shaped article. CONSTITUTION:When a sensor 5 detects a strip-shaped article roll A, the conveyors 10 and 10' of the first trough parts 1 and 1' revolves at a low speed, and drives out the top edge part, and a sensor 6 detects the top edge part and stops the conveyors 10 and 10', and puts the roll A into waiting for the connection with the rear edge part of a preceding roll A'. While, when the roll A' is driven out from the second trough parts 2 and 2', and the rear edge part is detected by a sensor 4, a cutter cuts the rear edge part, and the top edge part of the roll A is driven out at a high speed, and superposition- connection is performed, succeeding to the rear edge part of the roll A'. When the roll A' in the trough parts 2 and 2' is consumed and the diameter reduces, a sensor 14 detects the degree of the contracted diameter, and one conveyor of the trough parts 1 and 1' is swung, and a new strip-shaped roller A'' is received into the trough parts 1 and 1'.

Description

[Detailed Description of the Invention] [Industrial Application Field] The present invention relates to a holding shaft for holding a roll of a strip (original fabric such as cloth or paper, i.e. a strip wound into a roll). (original fabric shaft), the tip of the strip (new fabric) of the new strip roll is attached only to one side in a predetermined direction of the end of the strip (old fabric) of the preceding strip roll. This invention relates to a belt-shaped article connecting device that can automatically connect (gitsugi) parts. More specifically, a new strip roll is guided into a specific space while preventing impact and supplied to a predetermined position, the leading end of the roll is automatically detected and peeled off, and the tip is separated from the connecting part at a predetermined position. Supply (guiding cloth or guiding paper) up to (paper splicing part),
When the last strip of the preceding strip roll is consumed, the strip is immediately unrolled from a new strip roll, and the leading end of the new strip is used as the end of the previous strip being used. The present invention relates to a strip-shaped object connecting device that automatically connects only one side of a section in a predetermined direction.

[Prior art] A conventional strip connecting device feeds (guiding paper) and connects (gitsugi) strips while holding the above-mentioned strip roll on a holding shaft (original fabric shaft). is normal.

[Problem to be solved by the invention]

However, the feeding of the strip roll to the holding shaft as described above is usually done manually, and automatic feeding is difficult.

In addition, in order to facilitate the connection of strips, it is desirable to perform unidirectional paper splicing, that is, to connect the end of a preceding strip to the leading end of a new strip. In order to achieve this, it is necessary to mount the holding shaft on a rotating table to ensure that condition, which poses the problem of complicating the device accordingly.

Further, in the case of a heavy belt roll, the difficulty becomes even more difficult when it is necessary to feed the belt (guiding paper) and to cut the terminal end of the preceding belt.

Therefore, an object of the present invention is to be able to smoothly and automatically feed a new strip roll (new material roll) even if it is a heavy strip roll, and to easily perform unidirectional ginning. An object of the present invention is to provide a novel strip connecting device that can automate operations from feeding a strip roll to connecting strips.

[Means to solve the problem]

The present invention provides a belt-shaped material that connects the end portion of a strip material fed out from a new strip material roll to the end portion of a strip material fed out from a previous strip material roll, thereby continuously supplying the material strip material to a strip material processing section. In the object connecting device, a pair of first trough portions and a second trough portion each having belt conveyors as main bodies that move in opposite directions to each other are arranged on the belt-shaped object processing portion side of each of the belt conveyors of the pair of first trough portions. The belt conveyors of the pair of second trough parts moving in the same direction are arranged in a substantially V-shape so that the interval on the side of the strip processing part becomes narrower, and at least one of the first trough parts A conveyor is provided to be swingable so as to receive a new strip roll, and a conveyor is provided between the two belt conveyors of the first trough section to detect a new strip roll to be supplied between them and to form a strip. A first sensor is provided for feeding and transporting the object, and the belt conveyor of the first trough section moving in the direction of the band processing section receives the leading end of the band-like object fed out from a new band-like object roll. A strip suction section is provided, and a strip path closer to the strip processing section than the strip suction section detects the tip of the strip fed out from a new strip roll, and detects the tip of the strip fed out from a new strip roll. A second sensor is provided to stop the conveyor in the trough portion, and a second sensor is provided on the strip path closer to the strip processing portion than the second trough portion, and detects the terminal end of the strip fed out from the preceding strip roll. a third sensor configured to rotate the conveyor of the first trough section at high speed to connect the leading end portion fed out from the new strip roll to the end portion of the preceding strip roll; A fourth sensor detects that the strip roll is unwound from the first trough, has its diameter reduced, and falls into the second trough, and drives the swinging conveyor of the first trough. The above object has been achieved by providing a belt-like object connecting device characterized in that it is provided with.

[Effect]

According to the present invention, when the first sensor detects a new strip roll, the conveyor of the first trough rotates at a low speed to feed out the tip of the strip, the second sensor detects the tip and rolls out the strip. The conveyor of one trough section is stopped and a new strip roll is placed on standby in preparation for connection with the rear end of the preceding strip roll.

On the other hand, when the leading strip roll is unwound from the second trough section and the third sensor detects the trailing end, the cutting machine cuts the trailing end and the conveyor in the first trough rotates at high speed to create a new strip. The leading end of the strip roll is fed out at high speed to catch up with the trailing end of the preceding roll and join together. Furthermore, when the strip roll in the second trough section is consumed and reduced in diameter, the fourth sensor detects the degree of diameter reduction and swings one of the conveyors in the first trough section to install a new strip roller in the second trough section. Accepted in 1 trough section.

(Example) Hereinafter, an example in which the belt-like object connecting device of the present invention is shown on the mouth side will be described.

FIG. 1 is a front view showing an outline of an embodiment of the present invention together with its usage mode. In the same figure, 1.1 is a pair of left and right first trough parts, and 2,2° is a pair of left and right second trough parts. In the trough section, these position the second trough section 2.2° downwardly;
In addition, they are arranged in a substantially ■-shape so that the lower interval is narrower. Each of these trough portions 1.1', 2, and 2° is mainly composed of belt conveyors 10.10' and 20.20'', and the belt conveyor 10 disposed on the left side of the ■-shape .20 is a belt conveyor lO° which is driven so as to be able to move downward on the inner side of the V-shape, and is disposed on the right side of the V-shape.

20'' is driven so that it can move upward on the inner side of the figure 7 shape, and the new strip roll A that has been dropped into the figure 7 shape part and the previous strip roll A that has already been supplied. It holds the material roll A" and can rotate counterclockwise as shown by the arrow, and is unwound from a new strip roll A at the end of the strip material a" that was fed out from the previous strip roll 8. The ends of the strips a are connected by polymerization so that the strips can be continuously fed downward to a strip processing section (not shown). The belt conveyor 10'' of the trough section 1' is configured to be able to swing around its lower end, and the strip A in the first trough section 1 is consumed and falls to the second trough section 2 due to its own weight. Then, the first drive device 3 drives the belt conveyor 10 from the solid line position to the imaginary line position, that is, counterclockwise, based on the detection symbol of the sensor, which will be described later, to transfer a new belt-shaped object. A new roll A is created by stopping the roll A'' at the swing end, and then gradually swinging clockwise from the imaginary line position to return to the original position.
The belt conveyor 20 on the left side of the second trough section 2 is configured to be able to swing around its upper end, and after the strip is connected, From the position to the imaginary line position, oscillating clockwise,
The paper tube a'' at the center of the consumed strip roll A° is discharged to the paper tube collection section (paper tube receiving box) 4.

In order to collect the paper tube a'', one or both of the belt conveyors 20 and 20'' of the pair of second trough sections 2 and 2'' may be made swingable.

Further, 11 is a strip suction unit that adsorbs the tip end of the strip a of the new strip roll A received in the first trough portion 1.1 and peels the tip from the strip roll A. (
A vacuum chamber) is attached to the belt conveyor 10 of the first trough section 1 on the left side moving in the direction of the strip processing section.

In order to ensure the suction operation of the strip-shaped object suction section 11, a large number of holes are bored in the heald of the belt conveyor 10.

5 is a new strip roll A supplied between both belt conveyors 10, 10° of the first trough section 1, 1°.
The first sensor detects 710,
It is provided between 10'.

The first sensor 5 detects a new strip roll A and moves the inside of the belt conveyor 10 in the first trough section 1.1'' downward and the belt conveyor 10'' upward at low speed to roll the new strip. The tip of the strip is fed out while the strip roll A is rotated counterclockwise as shown by the arrow.

In addition, 6 is a second sensor that detects the leading end of the strip a fed out from the new strip roll A, and the sensor 6 detects the tip of the strip A fed out from the new strip roll A. Specifically, it is provided facing the strip path between the first trough portion l and the second trough portion 2 on the left side. The second sensor 6 is connected to the belt conveyor 1 of the first trough section l, 1''.
0 detects the leading end of the new strip material roll being adsorbed and transferred by the first trough section 1.0. There is no way to stop 710, 10' to the belt controller of l''.

Further, 7 is a third sensor that detects the terminal end of the strip a' that has been fed out from the preceding strip roll A;
It is provided in a strip path formed by a transport path with a belt conveyor 8 and rollers 9.9 arranged successively from the downstream end of the trough section 2.2'. When the third detection sensor 7 detects the end of the preceding strip roll A'', the cutting machine 12 located downstream of the third detection sensor 7 operates to cut the preceding strip. The second drive device 13 disposed below the transfer path operates to open the discharge gate 13a disposed as a part of the transfer path downward, so as to discharge the cut pieces of the cut strip. None.

Furthermore, along with the operation of the cutting machine 12 and the second drive device 13, the first
The belt conveyors 10.10" and 20.20° of the trough part 1°1° and the second trough part 2.2° are rotated at high speed to feed out the leading end of a new strip roll A at high speed, and There is no polymerization at the end of P of the strip roll A° to connect the two. Strictly speaking, what is detected by this third sensor is near the end of the strip A゛. This is a detection tape that has been attached in advance.

Further, 14 detects the consumption amount of the preceding strip roll fed between both belt conveyors 20.20' of the second trough section 2.2' by the degree of diameter reduction thereof, and "The fourth sensor swings the above-mentioned swinging belt conveyor 10 degrees around the lower end, and the above-mentioned first drive There is no need to drive the device 3 and prepare it for a new web roll A''.

Next, the manner in which the strip roll is supplied and the manner in which the strip is connected by the strip connecting device configured as described above will be described in the first to
This will be explained together with the control mode by the fourth sensor.

The new strip roll A wound into a roll is moved to the first drive device 3 based on a command from the fourth sensor 14 as described later.
is driven to swing the upper end of the belt conveyor 10° on the right side of the first trough section 1゜1' counterclockwise, and the rolling strip roll A'' is stopped by its tip, and then the conveyor 10' gradually swings clockwise to receive a new strip roll A'' while holding it together with another conveyor 10°, and transfer it to the first trough section 1. Receive supply within l゛. When this supply is detected by the first sensor 5, the belt conveyor 10.10' starts rotating at a low speed based on the detection signal, and the belt conveyor 10. The suction operation of the section 11 starts, and as a result of this suction operation, the leading end of the strip a is peeled off from the new strip roll A rotating at a low speed, and as the belt conveyor 10 moves, it is transferred to the second trough section 2. When the second sensor 6 detects the leading end of the strip a, the belt conveyor 10.10° stops based on the detection signal, and a new strip roll A is fed out to the next belt conveyor 20 side. It enters a standby state in preparation for connection.

On the other hand, the preceding belt-shaped material roll A' is moved to the second trough portion 2.
The belt conveyor 20 rotates at 2 degrees and is supplied to the strip processing section in the subsequent process, but the diameter of the roll decreases as it is consumed and gradually descends, during which time the strip a is fed out. When " is near the end, the third sensor 7 detects the detection tape that has been attached in advance to the strip a".

In response to the detection signal from the third sensor 7, the cutting machine 12 is activated to cut the preceding strip material a°, and the second drive device 1
3 operates to open the discharge gate 13a and discharge the cut pieces of the strip. Furthermore, in parallel with the cutting of the preceding strip material a', the belt conveyor 10゜lOo is started to rotate at high speed, and the strip material a is fed out at high speed from the new strip material roll A that is in the standby state as described above. The leading edge of the strip a of the new strip roll A and the strip a of the preceding strip roll A' are connected to each other via an adhesive tape (not shown) attached to the end of the strip roll A.
The terminal end of the

When the above connection operation is completed, the belt conveyor 20, which can swing around the upper end, automatically swings counterclockwise as shown in the imaginary line. The paper tube a'' is discharged from the lower end of the second trough section 2.2'' and collected in the paper tube recovery section 4.

When the connection is completed, the new strip roll A decreases in diameter as its consumption progresses and gradually descends while rotating within the V-shaped portion, and when it descends to a predetermined position, the fourth sensor 14 detects this. is detected and the above-described series of operations is repeated.

In this way, according to the above-mentioned strip connecting device, even if a new heavy strip roll A is used, the first trough portion 1
．． To gradually accept this new strip roll A into the belt and automatically perform the work from supplying the new strip roll to connecting the strip, thereby easily performing girder jointing in one direction. Can be done.

〔Effect of the invention〕

According to the strip connecting device of the present invention, by simply supplying a new strip roll between the pair of first trough portions and second trough portions arranged in a substantially square shape, the strip connection device can connect the strip material roll. It is possible to automatically feed the strip (guiding paper) and to automatically connect the preceding strip (Vt) with a unidirectional paper splice, thereby increasing the supply of the strip roll. This has an enormous practical effect in that it can automate the process from connecting the strips to connecting the strips.

[Brief explanation of the drawing]

FIG. 1 is a front view showing an outline of an embodiment of the present invention together with its mode of use. A...New strip roll Ao...Preceding strip roll a゛...Band 1.1° of the preceding strip roll...
First trough portion 2.2°...Second trough portion 10.10', 20,20°...Belt conveyor 11
...Striped object adsorption section 5...First sensor 6...Second sensor 7...Third sensor 14...Fourth sensor

Claims (1)

[Claims] (1) Strips that are continuously supplied to the strip processing section by connecting the end of the strip that is fed out from the previous strip roll to the end of the strip that is fed out from a new strip roll. In the connecting device, a pair of first trough portions and a second trough portion each having belt conveyors as main bodies that move in opposite directions to each other are placed on the belt processing portion side of each of the belt conveyors of the pair of first trough portions. A pair of belt conveyors of the second trough section moving in the same direction are arranged in a substantially V-shape so that the interval on the side of the strip processing section is narrowed, and at least one conveyor of the first trough section is arranged. is provided to be swingable so as to receive a new strip roll, and between the two belt conveyors of the first trough section, the belt conveyor detects a new strip roll to be supplied between them and rolls the strip. The belt conveyor of the first trough part that moves in the direction of the strip processing section is provided with a first sensor that feeds out and transfers the strip, and the belt conveyor of the first trough part that moves in the direction of the strip processing section attracts the leading end of the strip that has been fed out from the new strip roll. A strip suction section is provided in the strip path on the side of the strip processing section from the strip suction section, and the first trough detects the leading end of the strip fed out from a new strip roll. A second sensor is provided in the strip path closer to the strip processing section than the second trough section to detect the terminal end of the strip fed out from the preceding strip roll. a third sensor configured to rotate the conveyor of the first trough section at high speed to connect the leading end portion fed out from the new strip roll to the end portion of the preceding strip roll; and a fourth sensor that detects that the strip roll is unwound from the first trough section, has its diameter reduced, and falls into the second trough section, and drives the swinging conveyor of the first trough section. A belt-shaped object connecting device characterized by being provided.