JP2628431B2 - Cloth supply device for cutting machine - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an apparatus for supplying cloths to a cutting machine having a conveyor for transporting cloths.

[0002]

2. Description of the Related Art A relatively wide piece of paper or cloth, such as paper or cloth, is repeatedly fed out from a raw roll onto a spreading base and cut to a predetermined length to repeat a predetermined length of cloth. There are known a reversing machine that automatically performs a spreading process of stacking on an anti-table and a cutting machine for performing a cutting process of cutting the remnants stacked through the spreading process. Among them, the so-called computer-controlled laser cutting machine is a conveyor equipped with a function that accurately conveys the goods loaded into a predetermined position from the loading position to the cutting position in order to enable high-precision cutting. It has.

[0003] Conventionally, the following means have been adopted as a measure for transferring the cloths piled up on the rolling base after finishing the spreading step to the above-mentioned cutting step which is a subsequent step. Part 1
One method is for the worker to manually carry the pieces of material stacked on the gantry to a carry-in point set on a conveyor of a cutting machine (for example, a laser cutting machine). This is a method in which the cloths stacked on the gantry are manually transferred to a moving table by an operator, and are manually transferred from the moving table to the above-mentioned loading position of the conveyor of the cutting machine.

[0004]

However, there have been the following problems in the prior art. It is troublesome for the worker to manually carry the cloth from the spreading table to the conveyor of the cutting machine, or to transfer the cloth from the spreading table to the conveyor of the cutting machine using a moving table. An extra moving table is required, and a large space is required for setting up a spreading machine , a cutting machine , and a moving table. Also,
In order to accurately transfer the cloth to the carry-in point set on the conveyor of the cutting machine, a great deal of skill and time is required for positioning the cloth at the carry-in point. Furthermore, since it is necessary to operate the spreading machine and the cutting machine separately, the operation becomes complicated.

[0005] The present invention has been made in view of the above-mentioned problems, and the cloths unwound from the material roll can be directly and accurately transferred to a carry-in place set on a conveyor of a cutting machine without requiring any manpower. And shrinkage after cutting
It is an object of the present invention to provide an apparatus for supplying a piece of cloth to a cutting machine which can supply the same without applying tension and move to a cutting process.

[0006]

According to the present invention, there is provided an apparatus for supplying a cloth material to a cutting machine, comprising a support mechanism for a raw material roll formed by winding a cloth material and an outlet for a cloth material fed from the raw material roll. piece goods such one of the pair of upper and lower feed roll and a feeder body has been made a linked drive side feed roll to the rotary drive source, which is provided to the cutting machine along with and a feed roll of the upper and lower a pair of piece goods and tuned to piece goods such conveying speed of the conveyers to cutter comprising a control means for controlling the rotational speed of the driving-side feed roll
Kind supply device, a pair of upper and lower of the supply device body side
The feeding roll is provided with a cloth transporting co. Provided in the cutting machine.
Above the transfer surface of the conveyor.
The exit of the cloth formed by a pair of feeding rolls and the
Chute that communicates with the conveyor surface of the goods conveyor
Is provided .

[0007]

According to the present invention, a device for supplying cloths to a cutting machine according to the present invention is provided.
When the piece goods such loading position of the conveying surface in the outlet piece goods such conveyers of cutter which is located below it formed by a pair of upper and lower feed roll in the supply unit main body
Is in a state of being contacted by a shoot, and in this state,
When the conveyor is operated at a predetermined speed, the rotation speed of the drive-side unwinding roll is synchronized with the speed of transporting the goods by the conveyor. For this reason, the feeding speed of the cloths fed out to the chute via the outlet and the conveyance speed of the cloths supplied to a predetermined portion of the conveyor surface on the conveyor through the chute become the same speed, Do not apply extra tension to the cloth
The cloth can be supplied to a predetermined position on the conveying surface of the conveyor , and can be accurately conveyed to the cutting position.
Noh, thus shrinking the cloth after cutting
Can be cut into predetermined size and shape without
You.

[0008]

FIG. 1 shows a cloth supply device A according to an embodiment of the present invention, and the cloth supply device A is set on a transfer surface of a cloth transfer conveyor 100 provided with a laser cutting machine B. Cloth
It is a schematic explanatory drawing showing the state set in the kind loading place.

The supply device main body 1 of the cloth supply apparatus A includes a support mechanism 2 for rotatably supporting the material roll R, and a pair of upper and lower payouts for feeding the material R1 released from the material roll R. Rolls R1 and R1 being unraveled in the laundering path between the rolls 3 and 4 and the support mechanism 2 and the pair of unwinding rolls 3 and 4.
Of a pair of front and rear guide rolls 6 and 7, a tension roll 8 that can be moved up and down, and a pair of feed rolls 3 and 4 between the pair of front and rear guide rolls 6 and 7 to absorb fluctuations in the tension of the cloth R1. A rotation drive source 10 composed of a motor connected to a lower feed roll (drive-side feed roll) 4 via a transmission mechanism 9, and an outlet 5 of a cloth R1 formed by the pair of feed rolls 3 and 4. The unfolded cloth R1 is disposed below the outlet 5.
That cutter presser roll 12 for pressing the conveying surface of the conveyor 100 in B, the outlet 5 and the conveyor 1
A chute 13 and the like are provided for communication with the transport surface of the machine 00, and these are attached to the machine frame 14. Note that the presser roll 12 is driven by an arrow D by the force of a spring (not shown).
It is always urged downwards as indicated by.

On the other hand, the cutting machine B is a laser cutting machine,
In order to carry the cloth R1 into a cutting mechanism (not shown) and a cutting position set in the cutting mechanism, the apparatus main body 1 is moved to the apparatus main body 1.
Located below the pair of upper and lower feeding rolls 3 and 4
And a conveyor 100 having a transport surface . As shown in principle in FIG. 2, the conveyor 1 of the cutting machine B
00 denotes a pair of front and rear turning rollers 11
0, 120, and a rotating drive source M composed of a motor is connected to one of the turning rolls 110 via a transmission mechanism 130.

A control means 20 for controlling the rotation speed of the drive-side feeding roll 4 in synchronization with the transfer speed of the goods by the conveyor 100 provided in the cutting machine B is provided in the goods supply apparatus A. I have. As shown in FIG. 2, in the control means 20 of the embodiment, the conveyor 1
The encoder 21 is configured to output a pulse in accordance with the cloth transport speed at 00, and a control unit 22 that receives the pulse output from the encoder 21 and controls the rotation speed of the drive-side feeding roll 4. The input shaft of the example encoder 21 is connected to the rotation shaft of the driven-side turning roller 120 of the conveyor 100.

The cloths handled by the cloth supply apparatus A and the cutting machine B include relatively wide sheet-like materials similar to cloth, such as cloth, synthetic resin sheets, and paper. For example, there is a case where a cloth R1 made of a paper sheet unwound from a raw roll R in which a paper tube is used as a core material and paper is rolled thereon is sometimes handled .

The supporting member 2 rotatably supports the core material of the material roll R, and the material R unwound from the material roll R.
1 is arranged along the reversing path, and then the driving side unwinding roll 4
Of the rotary drive source 10 of the cutter 100 and the rotary drive source M of the conveyor 100 of the cutting machine B are set to the operation mode.
When the operation of the rotary drive source M of 0 is started , the conveyor 100
Travels at a predetermined speed. Then, a pulse corresponding to the traveling speed of the strip 101, that is, the cloth transport speed, is output from the encoder 21, and the pulse is input to the control unit 22 to control the rotation speed of the rotary drive source 100 of the driving side feeding roll 4. Thereby, the rotation speed of the drive-side feeding roll 4 is tuned to the cloth transport speed by the conveyor 100. Therefore, the pair of feeding rollers
The feeding speed and the chute 13 of the fabric R1 fed out <br/> from the outlet 5 to chute 13 formed by Lumpur 3,4
Through the conveyor 100 to a predetermined location on the conveying surface.
The transport speed of the supplied fabric R1 becomes the same speed, and the fabric R1 receives the conveyor 100 without receiving any extra tension.
After being supplied to a predetermined carry-in point on the transport surface of the conveyor 100, it is accurately fed to the cutting position by the conveyor 100.
Shrinking after cutting because it will be cut
There is no.

[0014] By providing the piece goods such retention mechanism of an air suction type conveyor 100 of the cutter B shown in FIG. 1 is preferred in preventing the displacement of the cloth R1. In addition, the presser roll 12
It is not essential, and sometimes it is preferable to omit this.
is there.

[0015]

According to textiles such feeder to the cutting machine according to the present invention, the feeding was fabric such from master roll, without requiring human intervention, and without using a moving table, automatically cutting machine since it is possible to move the conveyor, portable by tedious manual when transferring piece goods such not only eliminates the need to perform the cutting machine, requires only a much narrower than the installation space of the apparatus in the prior art . Further, the action of the control means for controlling the rotation speed of the drive-side feeding roll in synchronization with the speed of the conveyer of goods by the conveyer for conveying goods provided in the cutting machine is used to adjust the speed of conveyance of the goods by the conveyor. since the rotational speed of only the drive side feed roll is automatically tuning control, the operator of the cutting machine
It is only necessary to operate the roll , and it is not necessary to perform an operation for feeding out the cloth from the raw roll.

In particular, the apparatus for supplying cloths to a cutting machine according to the present invention comprises a pair of upper and lower feeding rolls provided on the cutting machine provided with the cutting machine.
Placed above the conveyor surface of the conveyor for goods
The rotation speed of one of the drive side feeding rolls is
Is configured to synchronize with the material transport speed
The extra tension is applied to the cloth unreeled from the unwinding roll.
The cloth is supplied to the conveyor surface without any force
And can be cut, resulting in tension
Shrinkage that occurs in the cut pieces when cutting while
The cutting phenomenon is completely eliminated, and
This has the effect that it can be obtained reliably.

[Brief description of the drawings]

FIG. 1 is a schematic explanatory view showing a state in which a device for supplying cloths to a cutting machine according to an embodiment of the present invention is set in a laser cutting machine.

2 is an explanatory diagram showing the control means for tuning the rotational speed of the drive side feed roll and the cloth such conveyers laser cutting machine fabric such conveying speed of the conveyor.

[Explanation of symbols]

A fabric such feeder B guillotine R original fabric roll R1 cloth 1 supplying device body 2 supporting mechanism 3 feed roll 4 drive side feed roll 5 cloth such outlet 10 rotary drive source 20 controller 100 fabric such conveyers

Claims (1)

(57) [Claims] 1. A pair of upper and lower feed roll with cloth has a pair of upper and lower feed roll forming the outlet piece goods fed from source roll support mechanism and master roll comprising rolled One of which is a drive-side feed roll connected to a rotary drive source, and a feeder main body, and the drive-side feed roll is tuned to the cloth transport speed by a cloth transport conveyor provided in the cutter. And a control means for controlling a rotation speed . A cloth supply device for the cutting machine, comprising: a pair of upper and lower feeding rolls on the side of the supply device main body.
Than the conveyor surface of the conveyor for the transfer of cloths provided in the cutter
The outlet of the cloth, which is disposed above and is formed by the pair of upper and lower feeding rolls
Between the conveyor and the conveyor surface of the conveyor
A device for supplying cloths to a cutting machine, wherein a chute is provided .