KR100831620B1 - Apparatus for supplying film - Google Patents

Abstract

An apparatus for supplying a film is provided to enhance efficiency of work by continuously inputting the films into a cleaning process. An apparatus for supplying a film includes frames(1), a supply cassette(10), a supply cassette lifting unit, a supply roller(30), an overlapping sensor(40), a holding unit, and an auxiliary roller(60). The supply cassette is mounted at one side of the frame to be moved up and down. A plurality of films are stacked in the supply cassette. The supply cassette lifting unit is installed at a lower part of the frame and lifts the supply cassette up and down. The supply roller is adjacent to the supply cassette and is rotatably installed between both frames. The overlapping sensor is adjacent to the supply roller and is adhered to the one side of the frame. The holding unit temporarily holds one film of the overlapped films by a signal transmitted from the overlapping sensor. The auxiliary roller is spaced apart from the overlapping sensor, is rotatably installed between both sides of the frame, and horizontally transfers the film passing through the supply roller.

Description

Film Sheet Feeder {Apparatus for Supplying Film}

1 is an external perspective view of a film sheet supply device according to the present invention;

2 is a cross-sectional view of the film sheet supply device according to the present invention,

3 is a plan view of the supply cassette of the film sheet supply apparatus according to the present invention,

3 is a cross-sectional view of the main part of the supply roller of the film sheet supply apparatus according to the present invention;

Figure 4a is a perspective view of the main part for the overlap detection sensor of the film sheet supply apparatus according to the present invention,

4B is a perspective view of an essential part of another overlap detection sensor of the film sheet supplying device according to the present invention;

Figure 5a is a cross-sectional view of the main part of the holding means of the film sheet feeding apparatus according to the present invention,

Figure 6b is a perspective view of the main part of the holding means of the film sheet feeding apparatus according to the present invention,

7 is a cross-sectional view of the main part of the auxiliary roller of the film sheet feeding apparatus according to the present invention;

8 is a cross-sectional view of the supply cassette is raised in the film sheet supply apparatus according to the present invention.

<Description of Symbols for Major Parts of Drawings>

1: frame 10: supply cassette

20: supply cassette lifting means 21: motor

22: Ball screw 23: Lifting rod

30: supply roller 36: overlapping injection bump

40: overlap detection sensor 42: light emitting sensor

43: light receiving sensor 50: holding means

51: fixing bar 52: cylinder;

53: lifting plate 54: vacuum pad

60: auxiliary roller 70: adhesive roller

F: film

The present invention relates to a film sheet feeder, and more particularly, to a film sheet feeder for improving the productivity of the work by continuously supplying the film to be injected into the film cleaning process.

In the cleaning process, which is the last step in the manufacture of a film such as a polarizing film, most of the film is used by the operator to manually supply the film to the cleaning equipment one by one.

However, the above method has a problem in that the productivity of the work is not high because the film put into the cleaning process is made by a manual method by manpower, and it is impossible to mass-produce due to waste of labor.

In view of the above, a device for picking up films one by one using a vacuum pad and inputting them into a cleaning equipment has been proposed, which contributes to the automation of the partial process. Since the film is dropped again after the distance is transported, the time required for operation is considerably long, and the work efficiency is low, and accordingly, there is a problem in that the cost is high.

The present invention has been made to solve the above conventional problems, the object of the present invention is to continuously reduce the time required to work by sliding the film to be introduced into the cleaning process by sliding method to improve the work efficiency and cost The present invention also provides a film sheet feeder to reduce the cost.

Film sheet supply apparatus according to the present invention for achieving the above object is a frame forming a structure; A supply cassette mounted on one side of the frame to be movable up and down, and having a plurality of films loaded therein; A supply cassette lifting means installed at a lower portion of the frame to raise and lower the supply cassette to a predetermined position; A supply roller rotatably installed between two frames adjacent to one side of the supply cassette, for supplying the film loaded in the supply cassette and sequentially supplying the film; An overlapping detection sensor attached to one side of the frame adjacent to the supply roller and configured to sense whether the film supplied through the supply roller overlaps the supply roller; Holding means for holding one film of the films superimposed and supplied through the supply roller by the signal transmitted from the overlap detection sensor so as not to temporarily progress; And an auxiliary roller spaced apart from the supply roller so as to be rotatably installed on both sides of the frame to transport the film supplied through the supply roller in a horizontal direction.

Here, when the film loaded in the supply cassette is drawn out to the supply roller at the lower side of the supply roller, the film loaded at the third position from the upper side of the film loaded in the supply cassette is drawn out toward the supply roller. It is preferable that an overlapping injection prevention jaw for preventing is further installed.

In addition, the overlap detection sensor is formed of a light emitting sensor that is fixed to the rear upper portion of the supply roller to emit light, and a light receiving sensor that is fixed to the rear lower portion of the supply roller to receive the light, and receives from the light receiving sensor It is desirable to determine whether or not the overlap of the film according to the contrast.

In addition, the holding means, the fixing bar which is fixed to the frame; A cylinder fixedly attached to the fixed bar; A lift plate connected to the cylinder to perform a lift operation; It is preferably made of a vacuum pad for holding the film of the lower side of the film fixedly mounted on the lifting plate and superimposed and supplied from the supply cassette.

In addition, the auxiliary roller is attached to each of the upper and lower adhesive rollers, the adhesive roller is preferably rotated together when the auxiliary roller is rotated to wash the foreign matter attached to the auxiliary roller.

In addition, the supply cassette lifting means, the motor is fixedly attached to the lower portion of the frame; A ball screw rotated according to the rotation of the motor; And a lifting rod for elevating or lowering the supply cassette according to the rotation of the ball screw.

Hereinafter, described in detail with reference to the accompanying drawings, the sheet feeder according to a preferred embodiment of the present invention.

1 and 2, the film sheet feeding apparatus according to the present invention has a frame 1, a supply cassette 10, a supply cassette elevating means 20, and a supply roller for fixing and supporting each part of the apparatus. 30, the overlap detection sensor 40, the holding means 50, and the auxiliary roller 60.

1, 2, 3, and 8, the supply cassette 10 is mounted on one side of the frame 1 to be lifted up and down, and a plurality of films F are loaded therein. do.

The vertical fixing bar 12 is moved along the guide rail 11 formed therein as shown in FIGS. 1 and 3 so that the film F having various sizes can be loaded in the supply cassette 10. And horizontal fixing bar 13 is installed, the vertical fixing bar 12 and the horizontal fixing bar 13 is fixed by the adjustment clamp 14 so that the loaded film (F) does not flow, respectively.

The supply cassette lifting means 20 is installed in the lower portion of the frame 1 as shown in Figures 2 and 8 to raise and lower the supply cassette 10 to a predetermined position, the frame ( The motor 21 fixedly attached to the lower part of 1), the ball screw 22 rotated by the rotation of the motor 21, and the ball cassette 22 are elevated by the rotation of the ball screw 22 to supply the cassette 10. Lifting rod 23 for raising or lowering.

The supply roller 30 is rotatably installed between two frames 1 adjacent to one side of the supply cassette 10 as shown in FIGS. 1, 2, 4 and 8 so that the supply cassette ( The roller (F) loaded on the 10) is taken out so as to be sequentially supplied, and the roller shaft (31) rotatably installed on the fixed rod (35) fixedly installed on both frames (1) and the roller shaft ( It consists of a plurality of rollers 32 installed in 31.

The roller shaft 31 is rotated by the rotation of the motor (M) installed in the lower portion of the frame 1, the motor (M) transmits a rotational force to the pulley (33) driven by a belt (not shown). The pulley 33 and one side 31a of the roller shaft 31 are connected by a belt 34.

On the lower side of the supply roller 30, as shown in Figure 4, it is preferable that the overlapping injection barrier 36 is further installed, and when the overlapping injection barrier 36 as described above is installed below the supply roller 30, When the film F loaded in the supply cassette 10 is drawn out to the supply roller 30, the film loaded in the third position from the upper side of the film F loaded in the supply cassette 10 ( F) is caught by the overlapping injection barrier 36 is not drawn out toward the supply roller (30).

The overlap detection sensor 40 is attached to one side of the frame 1 adjacent to the supply roller 30 to detect whether the film F supplied through the supply roller 30 is overlapped and supplied. 5A, a light emitting sensor 42 attached to an upper side of the supporting rod 41 fixed to one side of the frame 1 to emit light, and a light emitting sensor 42 attached to a lower side of the supporting rod 41, It consists of a light receiving sensor 43 for receiving the light emitted from 42, the film F supplied from the supply roller 30 passes between the light emitting sensor 42 and the light receiving sensor 43. .

The principle of detecting the overlap of the film (F) by the overlap sensor 40 consisting of the light emitting sensor 42 and the light receiving sensor 43 is to confirm the overlap of the product by using the difference in transmittance generated when the products overlap do. That is, compared to when the film F is fed one by one through the supply roller 30, when the film F is overlapped, the light received by the light receiving sensor 43 is less than when the film F does not overlap. It is determined that F) overlaps, and the holding means 50 to be described later is operated to temporarily hold the film F passing from the lower side so that the film F does not proceed any further.

On the other hand, the overlap detection sensor 40 may be used in addition to the detection method using the transmittance as described above, various types of sensors may be used, as an example of the pair of the side of the film (F) passed as shown in Figure 5b The laser sensors 44a and 44b may be installed, and the method of measuring the thickness of the film F passing by the sensors 44a and 44b to detect the overlapping may be used.

The holding means 50 is held so that one film (F) of the film (F) is superimposed through the supply roller 30 by the signal transmitted from the overlap detection sensor 40 so as not to proceed temporarily As shown in FIGS. 6A and 6B, a fixing bar 51 fixed between the two side frames 1, a cylinder 52 installed on one side of the fixing bar 51, and the cylinder Holding the lower film (F) of the lifting plate (53) connected to the lifting plate 53 and the film (F) fixedly mounted on the lifting plate (53) and superimposed and supplied from the supply cassette (10) It consists of a vacuum pad 54 for.

The vacuum pad 54 has a hole 54a formed therein so that the air is sucked inwardly through the hole 54a when the vacuum pad 54 is raised. ) Can be firmly adsorbed by the vacuum pad 54.

As shown in FIGS. 1, 2, 7, and 8, the auxiliary roller 60 is spaced apart from the supply roller 30 so as to be rotatably installed on both sides of the frame 1 to supply the roller 30. In order to transport the film (F) supplied through the horizontal direction, the gear 61 is mounted on one side, the gear 61 is a motor (M) and the belt installed in the lower portion of the frame (1) It is engaged with the gear 33a coaxially mounted to the pulley 33 which is connected and driven (not shown) to rotate.

The auxiliary roller 60 is preferably attached to the upper and lower adhesive rollers 70, respectively, the adhesive roller 70 is rotated in the same way as the auxiliary roller 60, the auxiliary The foreign substances attached to the roller 60 will be cleaned.

On the other hand, between the supply roller 30 and the auxiliary roller 60, as shown in Figures 2 and 8 it is preferable that the guide roller 71 is further mounted, the guide roller from the supply roller 30 The film F to be drawn out and conveyed is rotatably installed between the two frames 1 so as to be smoothly conveyed.

Also, as shown in FIGS. 2 and 8, the film F having passed through the auxiliary roller 60 may be smoothly transferred to a subsequent device, that is, the cleaning device of the film F, as shown in FIGS. 2 and 8. It is preferable that a guide roller 72 is further installed so that the film F, which has passed through the guide roller, is sequentially provided to a belt conveyor (not shown), which is a drawing device of a cleaning device of the film F, which is a subsequent device. Will be supplied. Reference numeral 15 is a handle, 16 is a standby cassette, 24 is a coupling, and 45 is an overlap sensor for sensing whether the film passing through the auxiliary roller is finally overlapped.

Film sheet supply device according to the present invention having the configuration as described above is to load the film (F) to be supplied to the inside of the supply cassette 10, the horizontal fixing bar 13 and the vertical bar 13 shown in Figs. The fixing bar 12 is adjusted to the size of the film F with the adjusting clamps 14 to prevent the film F from flowing, and then the supply cassette 10 is mounted on one side of the frame 1. When driving the motor 21 mounted on the lower part of the frame 1, the driving force of the motor 21 rotates the ball screw 22 through the coupling 24, the ball screw 22 is rotated In this case, the lifting rod 23 connected to the ball screw 22 is raised as shown in FIG. 8 while simultaneously raising the supply cassette 10.

When the supply cassette 10 rises, the motor M mounted on the lower part of the frame 1 is operated to drive the pulley 33 installed on the upper side of the motor M by belt transmission. Since the rotation of the pulley 33 transmits a driving force to the supply roller 30 by the belt 34, the supply roller 30 also rotates, and at the same time, a gear 33a coaxially installed with the pulley 33. 1, while rotating the gear 61 (see FIG. 7) installed at one side of the auxiliary roller 60 while being engaged with the gear 33a, the auxiliary roller 60 is also rotated at the same time.

Accordingly, when the supply roller 30 is rotated, the film F loaded in the inside of the supply cassette 10 installed adjacent to the supply roller 30 is sequentially transferred one by one, and the supply roller 30 The film F conveyed by is sequentially passed to a place such as a belt conveyor (not shown) so as to pass through the upper and lower auxiliary rollers 60 to be supplied to the cleaning device of the film F, which is a subsequent device. .

However, the film F conveyed through the supply roller 30 passes through the overlap detection sensor 40 installed at one side of the rear side of the supply roller 30 as shown in FIG. 5A. When the light is emitted from the light emitting sensor 42 installed on one side of the overlap detection sensor 40, the light passes through the film (F) to enter the light receiving sensor 43, wherein the film (F) is passed through When the light passes through the light receiving sensor 43 when the sheet is not overlapped with two sheets, the light enters in a much darker state than when the film F is one sheet.

As described above, when light entering the light receiving sensor 43 is darker than usual, it is determined that the film F is overlapped, and the signal of the sensor is mounted on the fixed bar 51 fixedly attached to the frame 1. When the cylinder 52 is operated as shown in FIG. 6B, and the cylinder 52 is operated, the lifting plate 53 connected to the cylinder 52 to raise and lower the lifting plate 53, which lifts up and lowers the lifting plate 53, is lifted. A plurality of vacuum pads 54 installed temporarily hold the lower film F among the films F supplied through the supply roller 30.

In the state in which the lower film F is temporarily held by the vacuum pad 54 among the two films F supplied through the supply roller 30 as described above, the upper film F is the supply roller ( After passing through 30, the upper film F passes and the vacuum pad 54 is lowered again so that the lower film F is sequentially supplied by the supply roller 30. do.

Through the above process, the film F loaded in the supply cassette 10 is sequentially transported by the supply roller 30, and is shown every time the film is drawn out through the supply roller 30 by 2 to 3 sheets. The supply cassette 10 is raised by the signal of the sensor that is not, so that the film F loaded therein is smoothly drawn out through the supply roller 30.

On the other hand, the film F passed through the supply roller 30 is supplied to the auxiliary roller 60 through the guide roller 71, the film F passed through the auxiliary roller 60 is guide roller again. Through 72, it is sequentially conveyed to a place such as a belt conveyor so that it can be supplied to the cleaning device of the film F, which is a subsequent device.

In addition, when the auxiliary roller 60 is soiled by continuous use, when the adhesive roller 70 is mounted to be rotated together with the auxiliary roller 60, the auxiliary roller 60 is rotated together when the auxiliary roller 60 is rotated. Foreign matter attached to the surface of the auxiliary roller 60 by the adhesive force of the adhesive roller 70 is removed by the adhesive roller 70.

As described above, the film sheet supplying device according to the present invention continuously reduces the time required for the work by continuously inserting the film introduced into the cleaning process in a sliding manner, thereby improving the work efficiency and reducing the cost. A supply device can be provided.

Although the present invention has been described with reference to the embodiments illustrated in the accompanying drawings, this may be regarded as exemplary, and a person skilled in the art may conceive various modifications and equivalent embodiments therefrom. Such equivalent embodiments should also be considered to be included within the claims of the present invention.

Claims (6)

A frame 1 constituting the structure; A supply cassette 10 mounted on one side of the frame 1 to be movable up and down, and having a plurality of films F loaded therein; A supply cassette lifting means (20) installed at a lower portion of the frame (1) for raising and lowering the supply cassette (10) to a predetermined position; A supply roller 30 adjacent to one side of the supply cassette 10 so as to be rotatably installed between the two frames 1 to take out the film F loaded in the supply cassette and to sequentially supply the film; An overlapping detection sensor (40) attached to one side of the frame (1) adjacent to the supply roller (30) to detect whether the film (F) supplied through the supply roller (30) is overlapped and supplied; Holding means (50) for holding one film (F) of the film (F) is superimposed through the supply roller 30 by the signal transmitted from the overlap detection sensor 40 so as not to proceed temporarily ); And Auxiliary roller (60) for horizontally conveying the film (F) supplied through the supply roller 30 is rotatably installed on both sides of the frame (1) spaced apart from the supply roller (30) ; Film sheet feeder, characterized in that consisting of. The method of claim 1, When the film F loaded in the supply cassette 10 is drawn out to the supply roller 30 at the lower side of the supply roller 30, the upper side of the film F loaded in the supply cassette 10 Film sheet feeding device, characterized in that the overlapping injection prevention jaw (36) is further provided to prevent the film (F) loaded in the third position to be drawn out toward the supply roller (30). The method of claim 1, The overlap detection sensor 40 is fixed to the rear upper portion of the supply roller 30 emits light and is fixed to the rear lower portion of the supply roller 30 to receive the light receiving A film sheet supplying device, comprising a sensor (43), and determining whether or not the film (F) is superimposed according to the contrast received by the light receiving sensor (43). The method of claim 1, The holding means 50, A fixing bar 51 fixed to the frame 1; A cylinder 52 fixedly attached to the fixing bar 51; A lift plate 53 connected to the cylinder 52 to perform a lift operation; The film sheet supply, characterized in that consisting of; a vacuum pad (54) for holding the film (F) of the lower side of the film (F) which is fixedly mounted on the lifting plate (53) superimposed and supplied from the supply cassette (10) Device. The method of claim 1, The auxiliary roller 60 is further attached to the upper and lower rollers, respectively, the adhesive roller 70, the adhesive roller 70 is rotated together when the auxiliary roller 60, the auxiliary roller 60 is rotated together Film sheet supply device, characterized in that for cleaning the foreign matter attached to the. The method of claim 1, The supply cassette lifting means 20, A motor 21 fixedly attached to the lower part of the frame 1; A ball screw 22 rotated according to the rotation of the motor 21; And Raising rod (23) for lifting or lowering the supply cassette (10) by the rotation of the ball screw 22; Sheet sheet supply device, characterized in that consisting of.

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