KR20170053605A - A Label Feeder Having a Improved Function of a Label Separation - Google Patents

Abstract

The present invention relates to a label feeder having an improved label separation function and, more specifically, relates to a label feeder to improve a label separation function by adjusting the height of a label station board while adjusting the tension of a transported label sheet. The label feeder comprises: a supply block (11) which induces a supplied label sheet (LB) to be transported; a tension adjustment unit (12) which applies pressure to the label sheet (LB) supplied from the supply block (11) to adjust the tension of the label sheet (LB) in a transport direction; a close contact unit (14) which brings the label sheet (LB) into close contact with a transport path; a label station board (15) on which a label (LB2) separated from the label sheet (LB) to be transported through the close contact unit (14) is placed; and a discharge unit (18) which discharges the label sheet (LB) from which the label (LB2) is separated, wherein the height of the plane on which the label (LB2) is separated from the label station board (15).

Description

[0001] The present invention relates to a label feeder having improved label separating function,

BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to a label feeder with improved label separating function, and more particularly, to a label feeder capable of improving the label separating function by adjusting the height of the label station board while controlling the tension of the label.

The label attached to the release paper can be transferred to the pickup position by the feeder to separate the label, and the separated label can be picked up by an appropriate adsorption device and adhered to the predetermined area. Various types of label feeders are known.

Patent Publication No. 10-2004-0041875 'Label feeder of automatic labeling device' is to provide a device for effectively supplying a label of a small variety of different types to a label adsorption device. The label feeder supplies the label printed by the label printer to a label gripper And the label feeder is attached to the inner space of the hot-rolled coil by a vacuum gripping method in a label gripper. The label feeder includes a plurality of feeding o-rings And the position of the transferred label is confirmed by the photosensor, and the label gripper is provided with a label supporting structure, and the position of the transferred label is confirmed by the photosensor.

Another prior art relating to a label feeder is disclosed in Patent Publication No. 10-2011-0002588 'Label Separation Device and Label Supply System Including It'. The above-described prior art separates one side region of the label from a rear side having a plurality of labels attached thereto so as to be spaced apart from each other in the longitudinal direction, and deforms one side end portion in the width direction of the rear side, And a label separating device for separating the label separating device from the label separating device.

If the label is small in size and a plurality of labels are supplied simultaneously and continuously, the label must be accurately separated from the release paper and placed in the label adsorption position. To this end, the adjustment tension of the label sheet can be adjusted while the relative height of the label station board needs to be precisely controlled. The label feeder or the known label feeder disclosed in the prior art can adjust the height of the label station board in which the label is separated while the tension of the label is effectively controlled during the transfer of the label sheet, Is not disclosed.

The present invention is intended to solve the problems of the label feeder or the known label feeder disclosed in the prior art and has the following purpose.

Prior Art 1: Patent Publication No. 10-2004-0041875 (published by Oten Co., Ltd., May 20, 2004) Prior Art 2: Patent Disclosure No. 10-2011-0002588 (published by Samsung Electronics Co., Ltd., Jan. 10, 2011) Label separating device and label supplying system equipped therewith

SUMMARY OF THE INVENTION It is an object of the present invention to provide a label feeder capable of adjusting the height of the label station board while controlling the tension of the label.

According to a preferred embodiment of the present invention, the label feeder comprises a supply block for guiding the conveyance of the label sheet fed; A tension adjusting unit that applies pressure to the label sheet supplied from the supply block to adjust the tension of the label sheet in the conveying direction; A contact unit for closely contacting the label sheet to the conveyance path; A label station board on which a label separated from the label sheet conveyed through the adhesion unit is located; And a discharge unit for discharging the label paper from which the label is separated, wherein a height of a plane at which the label is separated from the label station board is adjustable.

According to another preferred embodiment of the present invention, the tension adjusting unit comprises elastic means for adjusting the pressure in the upward direction of the label paper by the pressure roller and the pressure roller.

According to another preferred embodiment of the present invention, the height of the plane is controlled by a moving block disposed below the label station board, a moving member connected to the moving block, and an operating unit for operating the moving member.

According to another preferred embodiment of the present invention, the discharging unit includes a pair of engaging rollers that rotate in association with each other, and each of the projections whose one surface is flat along the height is arranged linearly on the engaging surface of the engaging roller Are continuously arranged along the rotation direction.

According to another preferred embodiment of the present invention, there is further provided a transfer control unit for controlling the transfer of the label sheet, which is provided at the front side of the label station board, from which the label is separated, The label sheet is separated from the label.

The label feeder according to the present invention can be applied regardless of the size of the label, and the manufacturing cost can be reduced through a simple structure. Further, the label feeder according to the present invention reduces the separation error of the label.

1 shows an embodiment of a label feeder according to the present invention.
FIG. 2 shows an embodiment of a structure in which the tension of the label is controlled in the label feeder according to the present invention.
FIG. 3 illustrates an example of a process of adjusting the height of the label station board in the label feeder according to the present invention.
Fig. 4 shows an embodiment of a discharge structure applied to a label feeder according to the present invention.
5A and 5B show an embodiment of a structure for reducing the label separation error in the label feeder according to the present invention.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, the present invention will be described in detail with reference to the embodiments shown in the accompanying drawings, but the present invention is not limited thereto. In the following description, components having the same reference numerals in different drawings have similar functions, so that they will not be described repeatedly unless necessary for an understanding of the invention, and the known components will be briefly described or omitted. However, It should not be understood as being excluded from the embodiment of Fig.

The label feeder 10 according to the present invention can be applied to various kinds of label sheets adhered to an electronic chip or a circuit board. In this specification, label paper refers to a release paper with a label attached thereto, and when the label is separated from the label paper, the release paper can be discharged through the discharge path. And the separated label may be moved and attached to the electronic chip or circuit board by a device such as, for example, a suction nozzle. The releasing paper may be made of a material such as paper or synthetic resin, the width of the releasing paper is not particularly limited, and a plurality of labels may be arranged in the width direction of the releasing paper. This allows a plurality of labels to be placed on the label station board 15 at the same time. The label may be fed continuously and may, for example, be conveyed by a device such as a roller friction or sprocket, but is not limited thereto.

The label feeder 10 may comprise a device for transporting the label sheet, separating the label sheet from the label sheet and discharging the release sheet. The label separated from the release paper can be picked up by a device such as, for example, a vacuum adsorption device and transferred to a predetermined position. And the release paper can be recovered and recovered, for example, by the discharge module. Various adsorption nozzles or pick-up units can be applied to the label feeder 10 according to the present invention.

Fig. 1 shows an embodiment of a label feeder 10 according to the present invention.

1, the label feeder 10 includes a feed block 11 for guiding the feeding of a label sheet to be fed; A tension adjusting unit 12 for applying pressure to the label sheet supplied from the supply block 11 to adjust the tension of the label sheet in the conveying direction; A contact unit (14) for bringing the label sheet into close contact with the conveyance path; A label station board 15 on which a label separated from the label sheet conveyed through the adhering unit 14 is placed; And a discharge unit (18) for discharging the label sheet from which the label is detached. The height of the plane in which the label is separated from the label station board (15) is adjustable.

The label sheet may be fed in a form wound around a supply unit RL such as a reel, and the label feeder 10 may have a plate shape having a uniform thickness or width as a whole. Due to such a structure, a plurality of label feeders 10 can be mounted on one label supply device. A handle H for handling the label feeder 10 can be formed above the body B and a conveying path for the label paper can be formed in the upper part of the body B. The supply unit RL, the body B or the handle H can be made in various structures.

The label sheet can be moved from the supply unit RL to the supply block 11 via the guide roller R1. The upper part of the supply block 11 may be in a planar shape suitable for the label paper to be conveyed along the horizontal direction and the guide roller R1 allows the label paper to be conveyed to the supply block 11 with appropriate tension. The tension of the label sheet supplied to the supply block 11 can be adjusted in the conveying direction while being closely attached to the bottom surface of the conveying path by the tension adjusting unit 12. [ The tension adjusting unit 12 may include a pressure roller which applies pressure from the upper side to the lower side of the label paper, and adjusts the tension applied by the pressure roller so that the tension is adjusted. And the pressing roller presses the entire width direction of the label paper, so that the label paper is transported in a state of being closely attached to the bottom face of the feeding path.

The label paper adhered to the bottom surface while the tension is adjusted by the tension adjusting unit 12 is guided through the discharge gap EG formed between the adhering unit 14 and the label station board 15 via the adhering unit 14, Can be discharged as a separated release paper. The adhering unit 14 can be formed into a tunnel shape having a height allowing the passage of the label paper. The adhering unit 14 prevents the label paper from being lifted from the bottom surface in the process of separating the label from the label paper, To be positioned on the label station board 15. The label can be separated from the label sheet and placed on the label station board 15 by conveying the label sheet in the form of being bent in the close contact unit 14 and the label station board 15. [ Therefore, the label sheet other than the label sheet needs to be separated from the bottom surface while being separated backward, and the label sheet needs to be placed on the label station board 15 with a predetermined direction while being separated from the label sheet. The size of the discharge gap EG or the relative height of the label station board 15 and the adhering unit 14 needs to be appropriately adjusted for this purpose.

According to the present invention, the size of the discharge gap EG corresponding to the space between the adhering unit 14 and the label station board 15 can be adjusted or the height of the label station board 15 can be adjusted. The size of the discharge gap EG can be adjusted by the horizontal movement of the adhering unit 14 or the horizontal movement of the label station board 15. [ And the height of the label station board 15 can be adjusted by a height adjustment unit 16 such as a cylinder and is described below again.

The label located on the label station board 15 can be detected by a detection sensor, for example an optical sensor, and can be picked up by a pickup unit such as a suction nozzle. A plurality of labels may be simultaneously detached from the label sheet and placed on the label station board 15. [

According to the structure of the label feeder 10, the feed adjusting unit 17 is disposed below the adhering unit 14 so that the label can be separated in a state in which the label is adsorbed on the adsorption nozzle. The feed adjusting unit 17 can be fixed to the separating unit SP to adjust the conveying process of the label sheet. This will be described again below with respect to the feed adjusting unit 17.

The release paper ejected through the discharge gap EG can be moved to the discharge unit 18 via the adjustment roller R2 and the fixing roller R3 which are disposed at different positions. The discharge unit 18 may consist of a pair of intermeshed rollers and may be rotated by a suitable drive unit such as a motor.

In the label feeder 10 according to the present invention, a driving device such as a motor may be installed for rotating the rollers, and various detection sensors for detecting the position of the label paper may be installed. And a control unit for controlling the entire operation of the label feeder 10 is provided so that the label sheet can be conveyed and the label can be separated automatically.

Each device applied to the label feeder 10 according to the present invention will be described below.

FIG. 2 shows an embodiment of a structure in which the tension of the label is controlled in the label feeder according to the present invention.

2, a label sheet moved along a conveying path formed on the upper plane of the supply block 11 is conveyed to the tension adjusting unit 12 so that the conveying tension can be adjusted. The tension adjusting unit (12) comprises a pressure roller (121) installed to be rotatable with a distance from the conveying path; An induction guide 122 for guiding the movement of the label paper while fixing both ends of the pressure roller 121 rotatably; A cover 123; And an elastic means 124 such as a spring having one end fixed to the induction guide 122 and the other end fixed to the guide block 13. The guide block 13 can be installed in front of the tension adjusting unit 12 along the conveying direction of the label paper and one end of the elastic means 124 can be fixed to the side of the guide block 13. [ The induction guide 122 may be disposed on both sides of the pressure roller 121 or on both sides of the label paper and one end of each elastic guide 124 may be fixed to each of the guide guides 122. Both ends of the rotating shaft of the cylindrical pressing roller 121 are fixed to one end of each of the elastic means 124 and the induction guide 122 and the elastic means 124 are positioned at the center of the rotation axis of the pressing roller 121 So that both sides of the triangle are formed. The pressure applied to the label paper by the pressure roller 121 can be adjusted by moving the guide 122 or the guide block 13 along the longitudinal direction. To this end, one end of the induction guide 122 or the guide block 13 may be arranged to be movable along the longitudinal direction.

Various tension control units 12 can be applied to the label feeder according to the present invention, and the present invention is not limited to the illustrated embodiments.

FIG. 3 shows an example of a process of adjusting the height of the label station board 15 in the label feeder according to the present invention.

Referring to FIG. 3, the label station board 15 can be height-adjusted by the height adjusting unit 16. As shown in FIG. The height adjusting unit 16 may include a moving block 161, a moving member 162 connected to the moving block 161 and an operating unit 163 for operating the moving member 162. [ The label station board 15 can be made of a plate structure, and the moving member 162 is composed of a horizontal member disposed under the label station board 15 and a vertical member bent and vertically extended to the horizontal member . And the vertical member can be arranged to be slidable in the vertical direction with respect to the fixing member 164 fixed to the body B. At the same time, the label station board 15 can be arranged to be movable in the horizontal direction with respect to the horizontal member. The height adjustment unit 16 can be moved up and down by a moving member 162 which is moved up and down by an operation unit 163 such as a rotary cylinder driven by a device such as a motor or operated manually have. The height adjusting unit 16 can be fixed to a predetermined height by a fixing bolt 161b coupled to a length extension hole 161a formed in the moving block 161. [

A horizontal movement bracket 165 contacting the side surface of the horizontal member of the height adjustment unit 16 can be disposed on the side surface of the label station board 15 and the horizontal movement bracket 165 is provided with a label The station board 15 can be fixed to the height adjusting unit 16 at a predetermined position in the horizontal direction. The gap of the discharge gap can be adjusted by moving the label station board 15 in the horizontal direction.

Movement and fixation of the label station 15 in the horizontal or vertical direction can be accomplished in various ways and the present invention is not limited to the embodiments shown.

Fig. 4 shows an embodiment of a discharge structure applied to a label feeder according to the present invention.

4, the discharging unit 18 includes a pair of engaging rollers 181a and 181b that rotate in association with each other, and one surface of the engaging rollers 181a and 181b is flat The projection rows 186 in which the projections are linearly arranged can be continuously arranged along the rotation direction.

The release paper on which the label is separated by the pair of engagement rollers 181a and 181b can be ejected and one engagement roller 181a is fixed to the adjustment bracket 182 and the two engagement rollers 181b are engaged with the body And can be fixed to the fixed plate. One engaging roller 181a is coupled to one portion of the adjusting bracket 182 and another portion of the adjusting bracket 182 can be fixed by the fixing pin of the fixing plate. The adjustment bracket 182 can be engaged with the fixing plate so that the angle at which the fixing pin is unfastened is adjusted, and the friction force between the one engaging roller 181a and the two engaging roller 181b is adjusted Lt; / RTI >

The projection columns 186 may be continuously formed along the longitudinal direction on the surfaces of the cylindrical engaging rollers 181a and 181b and the projection columns 186 may be formed of a plurality of projections. Each of the protrusions may be a plane in a direction perpendicular to the circumferential surface of the engaging rollers 181a and 181b, and a portion corresponding to the front may be in a winking shape. By the structure of the protrusion row 186, the releasing paper can be transported without slippage.

The discharge unit 18 may have a variety of structures, and the present invention is not limited to the embodiments shown.

In order to separate the label from the label sheet, the label sheet may be separated from the portion of the label sheet which is conveyed in a bent shape from the discharge gap. Thereafter, the release paper can be discharged to the discharge unit 18 via the adjustment roller R2 and the fixing roller R3. However, in the process of separating the label by the breakage of the label paper, separation error of the label may occur.

5A and 5B show an embodiment of a structure for reducing the label separation error in the label feeder according to the present invention.

Referring to FIG. 5A, the label sheet LB may be formed of a release sheet LB1 and a label LB2. The label sheet LB may be folded into a discharge gap EG formed in front of the label station board 15, LB2 may be located on the discharge station board 15 and the release liner LB1 may be ejected along the regulating roller R2 and the securing roller R3. However, if the label LB2 is not completely separated from the release liner LB1, the label LB2 can be transported along the release liner LB1 or can be separated from the label station board 15 at a position offset. According to the present invention, a feed adjusting unit 17 may be provided to prevent such a separation error of the label.

Referring to FIG. 5B, when the label is separated from the label, the feeding of the label LB is stopped by the adjustment stopper 172, and the suction nozzle 41 can suck the label. The transfer regulating unit 17 is moved backward along the regulating member 171 so that the label LB2 is adsorbed to the adsorption nozzle 41 in such a state as shown in FIG. (LB). The fixing roller R3 is fixed at a predetermined position and the adjusting roller R2 can be moved along the adjusting member 171 together with the feeding adjusting unit 17. [ When the label LB2 is moved by the suction nozzle 41, the adjustment stopper 172 is moved again, and the transfer control unit 17 is moved forward to move the label sheet LB.

By separating the label LB2 from the label LB in a state in which the label LB2 is adsorbed by the suction nozzle 41 as described above, the separation error of the label LB2 can be prevented.

The label feeder according to the present invention can be applied regardless of the size of the label, and the manufacturing cost can be reduced through a simple structure. Further, the label feeder according to the present invention reduces the separation error of the label.

While the present invention has been particularly shown and described with reference to exemplary embodiments thereof, it will be understood by those of ordinary skill in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention . The invention is not limited by these variations and modifications, but is limited only by the claims appended hereto.

10: label feeder 11: supply block
12: tension adjusting unit 13: guide block
14: Adhesive unit 15: Label station board
16: Height adjusting unit 17: Feed adjusting unit
18: exhaust unit 41: suction nozzle
121: pressure roller 122: guide guide
123: lid 124: elastic means
161: Moving block 161a: Length extension hole
161b: fixing bolt 162: moving member
163: Operation unit 164: Fixing member
165: horizontal movement bracket 165a: extension hole
171: adjusting member 172: adjusting stopper
181a: 1 engaging roller 181b: 2 engaging roller
182: Adjustment bracket 186: Projection column
B: body EG: discharge gap
H: Handle LB: Label paper
LB1: Release paper LB2: Label
R1: guide roller R2: regulating roller
R3: Fixing roller RL: Feeding unit
SP: Separation unit

Claims (2)

A supply block 11 for guiding the conveyance of the label sheet LB supplied from the guide roller R1 at an appropriate tension;
A tension adjusting unit 12 for applying pressure to the label sheet LB supplied from the supply block 11 to adjust the tension of the label sheet LB in the conveying direction;
A contact unit (14) for bringing the label sheet (LB) into close contact with the conveyance path;
A label station board 15 on which a label LB2 separated from the label sheet LB to be conveyed through the adhering unit 14 is placed;
In a state in which the label is attracted to the suction nozzle (41), is moved in a direction opposite to the conveying direction, and the conveying control unit (17); And
The label LB2 includes a discharge unit 18 for discharging the separated label sheets LB,
The height of the plane in which the label LB2 is separated from the label station board 15 is adjustable,
The tension adjusting unit 12 includes a pressure roller 121 which applies pressure from the upper side to the lower side of the label sheet LB so as to be in close contact with the bottom surface of the conveyance path, And an elastic means (124) for adjusting the pressure in the direction of the label feeder. The apparatus of claim 1, wherein the height of the plane comprises a moving block (161) disposed below the label station board (15), a moving member (162) connected to the moving block (161) Is controlled by an operation unit (163).

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