KR200408746Y1 - P.P woven bag manufacturing device - Google Patents

Abstract

The present invention relates to a bag manufacturing apparatus, which performs a precise printing operation by improving the structure of the bag manufacturing apparatus consisting of a series of devices to perform a bag or bag using a fabric usually made of synthetic resin weaving type It is to provide a bag manufacturing apparatus that can reduce the number of workers, reduce the noise generated, and is easy to switch to a product of a different standard or to correct the errors caused; A feeder for connecting the ends of the fabric mounted on one mount to the rear, including two mounts for mounting and rotating the rolled fabric in the form of a roll; A printing device which transfers the fabric by a first transfer roller rotated by a first motor, and prints a pattern or text necessary on one surface while passing through three printing rollers; The fabric passing through the printing device is passed through the lower portion of the front feeder again while the front portion is transported a predetermined length while the printed portion is dried and the tension adjusting device to be supplied at a constant tension by a plurality of tension control rollers; A positioning device for checking the position of the fabric supplied by the sensor; A forming apparatus for transferring the fabric by a second transfer roller rotated by a second motor and rolling the fabric into a predetermined shape through a marking machine for marking at a predetermined interval on the supplied fabric; An adhesive liquid injection device for applying the adhesive liquid to the joint of the rolled fabric; Cutting device for conveying while pressing the adhesive portion by a plurality of rollers driven by a third motor, the end is rotated by a fourth motor, the outer diameter is cut at a predetermined interval by a protruding cutting blade to discharge to the conveying conveyor Wow; It relates to a bag manufacturing apparatus comprising a control box for controlling the speed of the fourth motor and the user can selectively adjust.

Bag manufacturing device, tension control device, cutting device, control box, power transmission shaft

Description

Bag woven bag manufacturing device

1 is a schematic view according to an embodiment of the present invention

2 is a conceptual view showing a feeding device and a printing device according to an embodiment of the present invention

3 is a conceptual diagram showing a tension control device and a positioning device according to an embodiment of the present invention

4 is a conceptual view showing a forming apparatus and an adhesive liquid injection apparatus according to an embodiment of the present invention

5 is a conceptual view showing a cutting device and a control box according to an embodiment of the present invention

6 is a conceptual view showing a power transmission structure of a cutting device according to an embodiment of the present invention

7 is a schematic view showing a part of the tension control device according to an embodiment of the present invention

8 is a schematic diagram showing a cutting device power transmission method of a conventional bag manufacturing apparatus.

<Explanation of symbols for main parts of the drawings>

1: Feeding device

     11: mounting base

2: printing device

     21: first motor 22: first feed roller

     23, 24, 25: Printing Roller

3: tension control device

     31: tension adjustment roller 32: shaft

     33: pin 34: perforated bracket

4: positioning device

     41: sensor

5: forming apparatus

     51: second motor 52: first feed roller

     53: power transmission shaft 54: rotary joint

     55: marking machine

6: adhesive liquid injection device

7: cutting device

     71: third motor 72: fourth motor

     73: cutting edge 74: transfer conveyor

     75: gear 76: teeth

     77: timing belt

8: control box

10: fabric

     91: gear 92: replaceable gear

The present invention relates to a bag manufacturing apparatus, and more specifically, to improve the structure of the bag making apparatus using a fabric made of PP resin in the form of cloth in the form of cloth to reduce the noise and reduce the workforce productivity The present invention relates to a resin fabric bag manufacturing apparatus developed to improve the efficiency and increase the efficiency of the apparatus.

Bag manufacturing apparatus generally refers to a device for manufacturing a predetermined form of a series of processes, such as cutting process, forming process, cutting process of the fabric provided in the form of cloth or paper.

The bags produced in this way are used to contain foods such as various grains or salts, fertilizers, and various industrial wastes.

Such a bag manufacturing apparatus is a trend that almost all processes are automated and produced by an automated production machine that is gradually advanced with the development of various technologies.

In other words, all processes of printing and molding and discharging are supplied in a series of production lines.

However, such a conventional production line is to supply the power required for all processes from one motor, so that the shaft is formed to transmit power up to a long production line, and the load and the motor are large, resulting in a large amount of response. I have a problem.

In addition, the fabric is supplied is subjected to a tensile force during the transfer process can be said to increase a certain length, even if there is a tension control device to maintain this constant tension, the error occurs due to the temperature of the day and the heat according to the operating time of the device.

In order to compensate for this error, it is preferable to apply a slightly different feed speed according to each step of the line, but its fine adjustment is practically impossible with the power transmitted from a single motor.

8 is a schematic view showing a power transmission method of a cutting device of the conventional bag manufacturing apparatus, in the cutting device is a state in which the adhesive liquid is pressed by a plurality of rollers in a state in which the adhesive is applied to the adhesive portion and at a predetermined interval by a cutting blade rotating at the end To cut.

The power for driving the roller and the cutting blade is composed of a combination of several gears 91 by one motor.

At this time, the rotational speed of the cutting blade determines the length of the bag produced according to the cutting operation, and determining this is determined by the rotation of the replaceable gear 92 to be easily separated.

In this case, in order to produce bags of different specifications, the replaceable gear 92 is replaced with one of another specification.

In the case of the replaceable gear 92, the replacement work is very cumbersome to be made by the manpower, and also has a problem that a large number of gears should be provided when manufacturing bags of various specifications.

In addition, since the characteristics of each fabric is different from each other, it can be said that the adjustment thereof is virtually impossible when a slight difference in stretching occurs.

The present invention was developed to solve the above problems, the purpose is to reduce the noise and load generated in the production line of the bag manufacturing apparatus made of synthetic resin fabric bag to perform a precise printing operation.

In addition, it is to easily correct the error according to the elongation of the fabric and to facilitate the replacement of the product into bags with different specifications.

In addition, to provide a bag manufacturing apparatus that reduces the number of workers to increase automation and productivity.

       In order to achieve the above object, the present invention includes a feeder for connecting the end of the fabric mounted on one mounting unit to the rear, including two mounts for mounting and rotating the rolled fabric in the form of a roll; ; A printing device which transfers the fabric by a first transfer roller rotated by a first motor, and prints a pattern or text necessary on one surface while passing through three printing rollers; The fabric passed through the printing device is passed through the lower portion of the front feeder again while the front portion is transported a certain length while the printed portion is dried and the tension adjusting device to be supplied at a constant tension by a plurality of tension control rollers; A positioning device for checking the position of the fabric supplied by the sensor; A forming apparatus for transferring the fabric by a second transfer roller rotated by a second motor and rolling the fabric into a predetermined shape through a marking machine for marking at a predetermined interval on the supplied fabric; An adhesive liquid injection device for applying the adhesive liquid to the joint of the rolled fabric; Cutting device for conveying while pressing the adhesive portion by a plurality of rollers driven by a third motor, the end is rotated by a fourth motor, the outer diameter is cut at a predetermined interval by a protruding cutting blade to discharge to the conveying conveyor Wow; And a control box for controlling the speed of the fourth motor and allowing the user to selectively adjust the speed.

    In addition, the power of the second motor is characterized in that it is configured to drive a tension control roller constituting the tension control device is connected to the power transmission shaft to the rear tension control device.

     In addition, the power transmission shaft is characterized in that connected by a rotary joint in the middle.

     In addition, the axis of rotation adjacent to the fabric conveyed from the tension control device is characterized in that the drilling bracket having a plurality of pins formed on the outer circumferential surface in order to puncture the air hole to facilitate the ventilation of the manufactured bag.

     In addition, the means for connecting the power of the third and fourth motors is characterized in that it consists of a timing belt is formed teeth on both gears and the inner peripheral surface to engage the gears.

The configuration of the bag manufacturing apparatus of the present invention will be described in detail so that those skilled in the art can easily understand and reproduce by the accompanying drawings.

1 is a schematic view according to an embodiment of the present invention, showing a process of making a bag in the fabric (10).

That is, the supply device (1) is mounted so that the fabric (10) rolled in the form of a roll is connected to the rear end of the fabric;

A printing apparatus 2 for printing a pattern or text necessary on one side of the fabric 10;

The fabric 10 passed through the printing apparatus 2 is passed through the lower portion of the front feeder 1 again while conveying a predetermined length forward and the printed portion is dried and the tension adjusting device (3) to be supplied with a constant tension and ;

A positioning device 4 for checking the position of the supplied fabric;

Forming apparatus 5 for rolling the fabric 10 in a predetermined shape;

An adhesive liquid injector 6 for applying an adhesive liquid to the joint of the rolled fabric 10;

A series of devices consisting of a cutting device 7 for cutting the fabric 10 at regular intervals and discharging it to the conveying conveyor 74 is shown.

The present invention aims to improve the configuration of such a power system or transmission system to reduce the defect rate of the product and increase the productivity.

FIG. 2 is a conceptual view illustrating a supply apparatus 1 and a printing apparatus 2 according to an embodiment of the present invention, and two mounts 11 to which the fabric 10 rolled in a roll form is mounted and rotated. Feeding device (1) to be connected to the rear end of the fabric mounted on one mounting 11, including; The fabric 10 is transferred by the first transfer roller 22 rotated by the first motor 21 to pass the three print rollers 23, 24, and 25 to print a pattern or a text required on one surface. The printing apparatus 2 is shown.

At this time, the two mounting units 11 are to be able to connect a new fabric to the line immediately when the fabric mounted on one mount is exhausted.

In addition, the printing apparatus 2 can significantly reduce the noise generated by operating by a relatively low capacity first motor 21 separate from being powered by a motor which is a conventional main power source.

In addition, the three printing rollers 23, 24 and 25 are for the most commonly used three-color printing.

In addition, the finished fabric 10 is moved to the front again through the lower portion of the supply device 1, which is to leave the delay time through a long transport path without a separate drying process so that the printed portion naturally dry It is composed.

3 is a conceptual view showing a tension adjusting device 3 and a positioning device 4 according to an embodiment of the present invention, the fabric 10 passed through the printing device 2 is again the front of the feeder (1) A tension adjusting device (3) through which the printed portion is dried while being fed a predetermined length forward and is supplied at a predetermined tension by a plurality of tension adjusting rollers (31);

It is composed of a positioning device (4) for confirming the position of the raw material supplied by the sensor (41).

The fabric 10 is wound in the shape of the original roll and a different tension is applied to the process of going through a series of devices.

In general, a lot of tension is passed through a series of devices, thereby increasing to some extent, and all these devices must consider the rotation speed ratio in consideration of this case.

This requires a tension control device (3) to maintain a constant tension and the positioning device (4) to check whether the cloth is supplied to the correct position.

4 is a conceptual view showing the forming apparatus 5 and the adhesive liquid injection apparatus 6 according to an embodiment of the present invention, the fabric (2) by the second transfer roller 52 rotated by the second motor (51) 10) and a forming apparatus 5 for conveying and rolling in a predetermined shape via a marking machine 55 for marking at a predetermined interval on the fabric 10 to be supplied; It was shown that it consists of an adhesive liquid injection device 6 for applying the adhesive liquid to the joint of the rolled fabric (10).

This is also to operate by a separate second motor 51, wherein the power of the second motor 51 is connected to the power transmission shaft 53 to the rear tension control device 3, the tension control device (3) In addition, an embodiment of configuring to drive the tension control roller 31 constituting) is further provided. (See FIG. 3).

In addition, the middle of the power transmission shaft 53 is connected to the rotary joint 54 to prevent excessively long torsional stress caused by the power transmission shaft 53 is configured to prevent the shaft from being damaged or heavily loaded do.

5 is a conceptual diagram illustrating a cutting device 7 and a control box 8 according to an embodiment of the present invention, the adhesive liquid injection device 6 by a plurality of rollers driven by a third motor (71) It is conveyed while pressing the adhesive portion formed by the fourth motor 72 is rotated at the end thereof, but the outer diameter is cut at a predetermined interval by the cutting blade 73 protruding to the outer diameter and then to the conveying conveyor 74. A cutting device 7 for discharging; The control box 8 is configured to control the speed of the fourth motor 72 and allow the user to selectively adjust it.

In this configuration, when the roller and the cutting blade 73 are rotated by a conventional motor, their rotations are different, so that different rotation speeds should be given.

However, in this case, since the cutting blade 73 is cut by the length of the fabric conveyed for one rotation time, when the size of the bag is changed, the speed is changed by the gear ratio by changing to another gear, but in the present invention, each motor It is very easy to convert to other standard production system by mounting the.

In addition, when a minute error occurs in the cutting operation it is configured to have an effect that can be immediately corrected by controlling it in the control box (8) immediately.

In this case, the control box 8 may be able to control the state of the entire device as well as the fourth motor 72.

6 is a conceptual view showing a power transmission structure of the cutting device 7 according to an embodiment of the present invention, the means for connecting the power of the third and fourth motors (71, 72) is the two gears (75) An embodiment in which an inner circumferential surface is formed of a timing belt 77 having teeth 76 engaged with the gear 75 is shown.

When controlled by each motor in this way, the load is relatively low, so that the transition from the use of the strong gear to the timing belt 77 is possible.

This timing belt 77 has the effect of making the structure of the device simpler and greatly reducing the noise generated.

Figure 7 is a schematic view showing a part of the tension control device 3 according to an embodiment of the present invention, the shaft 32 is rotated adjacent to the fabric 10 is conveyed from the tension control device 3 is manufactured An embodiment in which a perforation bracket 34 having a plurality of pins 33 formed on an outer circumferential surface thereof is mounted in order to perforate an air hole to facilitate ventilation of the bag.

The above embodiment is an embodiment in which air and air can be ventilated by finely venting air holes on the surface of grains or other items that may be deteriorated in a normal state when the contents are completely sealed.

The shaft 32 may be perforated by the mechanical configuration at a predetermined interval or may be controlled by the control box 8.

It is apparent that the present invention can be variously modified and imitated by those skilled in the art without departing from the scope of the technical idea of the present invention.

As described above, the present invention introduces a large number of motors of low capacity in order to reduce noise and load generated in the production line of the bag manufacturing apparatus which is made of synthetic resin fabric. It uses less timing belt to perform precise printing work, improve working environment and reduce operating costs.

In addition, the control box can precisely control the movement of all the devices to easily compensate for errors due to the elongation of the fabric and has the effect of facilitating the replacement of products into bags with different specifications.

In addition, it is easy to correct for errors or switch to other standards, thereby reducing the number of workers, thereby reducing costs and increasing productivity.

Claims (5)

A feeder (1) for connecting the end of the fabric mounted on one mounting unit (11), including two mounting units (11) for mounting and rotating the fabric (10) rolled in the form of a roll; ; The fabric 10 is transferred by the first transfer roller 22 rotated by the first motor 21 to pass the three print rollers 23, 24, and 25 to print a pattern or a text required on one surface. A printing apparatus 2; The fabric 10 which has passed through the printing apparatus 2 is dried again while passing a predetermined length through the lower portion of the front feed apparatus 1 and dried at a predetermined tension by a plurality of tension adjusting rollers 31. A tension adjusting device 3 for supplying; A positioning device 4 for checking the position of the far-end material supplied by the sensor 41; The fabric 10 is transported by the second feed roller 52 which is rotated by the second motor 51 and rolled in a predetermined shape through the marking machine 55 which marks the fabric 10 to be supplied at a predetermined interval. A forming apparatus 5; An adhesive liquid injector 6 for applying an adhesive liquid to the joint of the rolled fabric 10; The adhesive part is transported while being pressed by a plurality of rollers driven by the third motor 71, and the end is rotated by the fourth motor 72, but the outer diameter is displaced at regular intervals by the cutting blade 73 protruding from the outer diameter. 10) a cutting device 7 for cutting and discharging to the conveying conveyor 74; Bag manufacturing apparatus, characterized in that consisting of a control box (8) for controlling the speed of the fourth motor (72) and the user can selectively adjust. The tension control roller (31) of claim 1, wherein the power of the second motor (51) is connected to the power transmission shaft (53) to the rearward tension control device (3) to constitute the tension control device (3). Bag manufacturing apparatus, characterized in that configured to drive. 3. The bag manufacturing apparatus according to claim 2, wherein the power transmission shaft (53) is connected in the middle by a rotary joint (8). According to claim 1, A plurality of pins on the outer circumferential surface of the shaft 32 to rotate adjacent to the fabric (10) conveyed from the tension adjusting device 3 to puncture the air hole to facilitate the ventilation of the fabrication bag Bag manufacturing apparatus characterized in that the perforated bracket (34) is formed (33) is mounted. According to claim 1, The means for connecting the power of the third and fourth motors (71, 72) is a timing belt having teeth (76) engaging the gear (75) on both gears (75) and the inner circumferential surface Bag manufacturing apparatus characterized in that consisting of (77).

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