KR20230022907A - A Component Feeder with a Structure of Keeping a Component from Being Floated - Google Patents

Abstract

The present invention relates to a component feeder with a lifting prevention structure. The component feeder with the lifting prevention structure comprises a tape guard (12) having a position for picking up a component and guiding a component base material (16) to be transferred along a guide path formed in a conveying body (11); and a guide jig (13) having a pulling means for fixing the component base material (16) or the component transported along the tape guard (12) to a predetermined position of the guide path.

Description

Part feeder with a structure of anti-floating {A Component Feeder with a Structure of Keeping a Component from Being Floated}

The present invention relates to a parts feeder with a lifting-preventing structure, and to a part feeder with a lifting-preventing structure for preventing transfer errors such as pick-up errors by stably fixing transferred parts accommodated in a carrier tape at a predetermined position in a conveying path. it's about

For mass production of products, it is necessary to continuously supply identical parts to an automatic production process. For this purpose, a feeder that supplies parts by transferring a carrier tape may be used. The carrier tape may include a substrate having a component receiving groove formed thereon and a protective tape coupled to an upper portion of the substrate to protect the component. The protective tape must be removed before the carrier tape is transported to the pick-up position, and the exposed part can be picked up by the pick-up device. Feeders having such structures are known in the art. Patent Registration No. 10-0942164 discloses an automatic carrier tape feeding device for a component mounting machine. In addition, Patent Publication No. 10-2014-0031009 discloses an electronic component carrier tape supply device and a carrier tape supply method. Various types of electronic components can be transferred by the feeder for transporting the carrier tape, and a plurality of feeders can be disposed in the component supply device to supply electronic components. In such a component supply structure, a carrier tape or a component is fixed at a predetermined position during the transfer of the component, and the pick-up unit is transported to the component fixing position to pick up the component. However, if the carrier tape or part is not fixed in a fixed position and is lifted from the bottom surface of the conveying path, for example, an error in the conveying distance may occur or an error in picking up the part may occur. Therefore, it is necessary to make means for stably transporting the carrier tape or component along the conveying path of the carrier tape, or stably fixing the component in a predetermined position, but the prior art does not disclose such a method.

The present invention is to solve the problems of the prior art and has the following object.

Prior Art 1: Patent Registration No. 10-0942164 (Kim Gwang-sik, 2010.02.12. Notice) Carrier tape automatic feeding device for component mounting machine Prior Art 2: Patent Publication No. 10-2014-0031009 (Hanwha Techwin Co., Ltd., published on March 12, 2014) Electronic component carrier tape supply device and electronic component carrier tape supply method

An object of the present invention is to provide a part feeder having a part lifting prevention structure so that a carrier tape or part is stably fixed in a predetermined position during the transfer process of the part.

According to a preferred embodiment of the present invention, a part feeder for transferring parts to a predetermined position to be picked up includes a tape guard having a position for picking up parts while inducing a part substrate to be transferred along a guide path formed in a transfer body; and an induction jig having a pulling means for fixing the part substrate or the part being transported along the tape guard to a predetermined position of the induction path.

According to another suitable embodiment of the present invention, the pulling means is a vacuum adsorption method or a magnetic fixation method.

According to another preferred embodiment of the present invention, it further includes a gas regulating means for forming at least a part of the induction jig in a vacuum state.

According to another preferred embodiment of the present invention, the induction jig includes a block body extending along an induction path; A substrate transfer path formed in the block body; and at least one vacuum forming hole formed in the substrate transport path.

According to another preferred embodiment of the present invention, a pick-up portion is formed on the tape guard, and the pulling means is operated based on a point in time when a part is picked up at the pick-up portion.

According to another preferred embodiment of the present invention, the component becomes an LED element housed in a pocket formed in the component substrate.

The part feeder with the part lifting prevention structure according to the present invention is such that the part is fixed to a predetermined position during the transfer or pick-up process of the part by a vacuum suction method or a magnetic fixing method, thereby causing a transfer distance error or a part pick-up error. to prevent As a result, the parts feeder according to the present invention improves parts supply efficiency and assembly productivity. Component feeder according to the present invention can be applied to various supply means including electronic components such as LED devices, and the present invention is not limited thereby.

1 illustrates an embodiment of a carrier tape applied to a component feeder having a component lifting prevention structure according to the present invention or a component pulling means for fixing a component in a predetermined position.
2 shows an embodiment of a parts feeder having a structure for preventing lifting parts according to the present invention.
3 shows an embodiment of an induction jig applied to a part feeder according to the present invention.
4 shows an embodiment of a tape guard applied to a part feeder according to the present invention.
5a and 5b illustrate an embodiment of a process in which parts are transferred and picked up by the part feeder according to the present invention.

Below, the present invention will be described in detail with reference to the embodiments presented in the accompanying drawings, but the embodiments are for a clear understanding of the present invention, and the present invention is not limited thereto. In the following description, components having the same reference numerals in different drawings have similar functions, so repeated descriptions are not made unless necessary for understanding the invention, and well-known components are briefly described or omitted, but the present invention It should not be understood as being excluded from the embodiment of.

1 illustrates an embodiment of a carrier tape applied to a component feeder having a component lifting prevention structure according to the present invention or a component pulling means for fixing a component in a predetermined position.

Referring to FIG. 1, the parts feeder, which transfers parts to a predetermined position and picks them up, guides the part base material 16 to be transferred along the guide path formed on the transfer body 11, while the tape having a position for part pick-up is formed. guard 12; and an induction jig 13 having a pulling means for fixing the component substrate 16 or the component transported along the tape guard 12 to a predetermined position of the induction path.

The part feeder may have a structure for transporting a tape-type substrate 16 wound on a reel, and the substrate 16 may include a substrate base 161 extending in a tape or strip shape; Components accommodated in the component pocket 162 formed in the substrate base 161 may be included. In addition, the part pockets 162 may be linearly separated from each other and uniformly disposed along the extension direction of the substrate base 161 . Components may be disposed in each component pocket 162 , and transfer guide holes 163 may be uniformly formed along the extension direction of the substrate base 161 on the side of the component pocket 162 . In addition, a cover tape is coupled to the upper surface of the substrate base 161 to protect the parts accommodated in the part pocket. For example, the teeth of the sprocket 15 are coupled to the transfer guide hole 163 so that the transfer of the substrate 16 can be precisely controlled. Detection or control of the transport distance of the substrate 16 can be achieved in a variety of ways and is not limited to the presented embodiment. The substrate 16 may have a variety of structures in which a plurality of parts can be continuously accommodated and transported, and is not limited to the presented embodiment. The substrate 16 containing the component may be moved along the guide path formed in the transfer body 11 . The induction path may extend along the upper portion of the transport body 11, and the tape guard 12 may be coupled to the induction path. The tape guard 12 may have a structure extending along the induction path, and may be coupled to the transfer body 11 in a detachable or replaceable manner. The tape guard 12 may be firmly coupled to the transport body 11 by the locking module 14 formed at the end of the transport body 11 or may be in a detachable state. The tape guard 12 allows component pickup to occur at the pick-up location while allowing the substrate 16 to move stably along the guide path. In addition, while separating the cover tape from the substrate 16 so that the parts are exposed and can be picked up, it may have a function of guiding the separated cover tape and the empty substrate in which the parts are picked up to the discharge path. An induction jig 13 may be disposed under the tape guard 12, and a pulling means for preventing lifting of the component or substrate 16 may be formed in the induction jig 13. A substrate transfer path 131 may be formed in the induction jig 13, the substrate 16 may be transferred along the substrate transfer path 131, and a pulling unit PM may be formed in the substrate transfer path 131. It can be. The substrate transfer path 131 may have a groove shape extending along the extension direction of the induction jig 13 and may have a width corresponding to the width of the substrate 16 . The substrate 16 may be transported with the lower portion of the substrate 16 in contact with the transport surface of the substrate transport path 131, and the substrate 16 or parts may be pulled downward by the pulling means PM. can The pulling means PM may be various means capable of pulling the part or substrate 16 in a direction perpendicular to the transfer surface, such as a magnetic material, a gas suction means, or a pulling means. For example, the pulling means PM may be at least one gas guiding hole formed on the conveying surface. Alternatively, the pulling means PM may be at least one magnetic body disposed on the transfer surface, but is not limited thereto. As the substrate 16 loaded with components is moved along the substrate transport path 131, the cover tape may be separated from the substrate 16, thereby exposing the components accommodated in the component pocket. When the part is exposed to the outside, it can be picked up by the pick-up means. In this way, in the process of separating the cover tape, in the process of transferring the exposed parts or in the process of picking up the parts, lifting of the parts may occur, and such lifting can be prevented by the pulling means (PM). there is. As a result, while the transfer error of the part is prevented, the pick-up error of the part can be prevented at the same time. The unwinding means (PM) can fix the substrate 16 or the part to a predetermined position on the conveying surface in various ways and is not limited to the presented embodiment.

2 shows an embodiment of a parts feeder having a structure for preventing lifting parts according to the present invention.

Referring to FIG. 2 , gas control means 26 , 27 , and 28 for forming at least a part of the induction jig 13 into a vacuum state are included. The part feeder may include a reel block 21 on which a reel ree1 on which a substrate is wound is disposed, and includes a guide path GP for guiding the substrate wound on the reel to a pick-up position. The guide path GP may extend from the reel block 21 to the front end of the transfer body 11 where the tape guard 12 is disposed. A handle 22 equipped with various control buttons may be installed on the parts feeder, and the substrate may be moved along the induction path GP while the reel is rotated by the operation of the driving motor M. A substrate moving along the induction path GP may adhere to the bottom surface of the induction path GP by the adhesion module 23 and move along the induction path GP. In this way, the substrate may be guided to the tape guard 12 in a state in close contact with the guide path GP. An induction jig 13 may be disposed below the tape guard 12 , and a substrate may be guided to the induction jig 13 after being guided to the tape guard 12 . As the cover tape is separated from the base material by the tape guard 12, the part is exposed to the outside, and the part can be moved to a pick-up position. In conjunction with this and before the part is moved to the pick-up position, the air conditioning means 26, 27, 28 can be actuated. The gas control unit 26, 27, 28 includes a gas coupler 26 introducing gas from the outside; a decompression operation unit 27 that sucks or discharges the introduced gas to reduce the induction jig 13 to a vacuum state or to atmospheric pressure or a similar pressure state; and a pressure regulating unit 28 for regulating the pressure level in a reduced pressure or vacuum state. Gas may be introduced into the flow tube 261 from the outside through the gas coupler 26, and the flow tube 261 may be connected to the control tube 262 connecting the pressure reducing operation unit 27 and the induction jig 13. can The decompression operation unit 27 may have, for example, a cylinder structure for sucking in or discharging gas or a gas flow control structure similar thereto. It can be operated according to the transfer control of the substrate of the reduced pressure operation unit 27. For example, the transfer distance of the substrate can be precisely controlled by the sprocket 15, and the decompression operation unit 27 is operated according to the transfer position of the part to make the induction jig 13 in a vacuum or decompression state. or it can be at atmospheric pressure. When the part reaches the pick-up position, the decompression operation unit 27 is operated to make the induction jig 13 in a vacuum state so that the part can be stably fixed in the fixed position. When the part is fixed at the fixed position of the induction jig 13, the pick-up device can move to the pick-up position and pick up the part, and at the same time or right before the pick-up, the decompression operation unit 27 is operated so that the induction jig 13 is moved to atmospheric pressure. state can be restored. As a result, the part can be stably picked up, and then, when the part is picked up, the substrate is transported again, and the pressure-reducing operation unit 27 can be operated while the next part is moved to the pick-up position. In this way, the pressure reducing operation unit 27 can be operated in conjunction with the transfer of parts. The substrate from which the part is picked up may be moved along the discharge path EP, and the cover tape separated from the substrate may also be discharged along another suitable path. The gas conditioning means 26, 27, 28 can be operated in a variety of ways and are not limited to the examples presented.

3 shows an embodiment of an induction jig applied to a part feeder according to the present invention.

Referring to FIG. 3, the induction jig 13 includes a jig body 31 extending linearly as a whole; a substrate transfer path 131 formed on the upper surface of the jig body 31; A fixed protruding block 32 formed to protrude downward at the front end of the jig body 31 may be included. The induction jig 13 may be stably fixed to the part feeder by the fixed protruding block 32, and the substrate transfer path 131 may have a structure extending linearly while having a constant width corresponding to the width of the substrate. there is. An inlet portion 33 extending while having a relatively wide width may be formed at a front portion of the substrate transport path 131 . In addition, a plurality of vacuum forming holes 31_1 to 31_N connected to the gas control unit to enable gas flow may be formed on the bottom surface of the substrate transport path 131 having a linear groove shape. The vacuum forming holes 31_1 to 31_N may be separated from each other and formed along a line to correspond to the component pocket formed in the substrate. The vacuum forming holes 31_1 to 31_K may be formed along the middle portion of the bottom surface of the substrate transport path 131 . Various component fixing means or pulling means may be disposed in the substrate transport path 131 and are not limited to the presented embodiment.

4 shows an embodiment of a tape guard applied to a part feeder according to the present invention.

Referring to FIG. 4, the tape guard 12 includes a guard body 41 comprising a pair of walls facing each other and a ceiling surface coupling upper edges of the pair of walls to each other; and fastening units 42 and 47 formed on the back and front of the guard body 41 to detachably couple the tape guard 12 to the part feeder. A linear rotation guide hole 48 may be formed on the ceiling surface of the guard body 41 so that the teeth of the sprocket protrude and rotate. a separation portion 45 in which an adhesion tab 451 is disposed on the ceiling surface to bring the substrate 16 from which the cover tape is separated downwardly into close contact; And a pick-up area 43 where the part exposed by the separation of the cover tape is picked up may be formed. When the pick-up area 43 is not picked up, a guide tab 431 that guides the substrate 16 downward may be formed, and the adhesive residue generated by the separation of the cover tape on the side of the pick-up area 43 may be formed. A discharge hole 46 in the shape of a linear hole for discharge may be formed. In addition, a discharge guiding part 44 in which a discharge guiding unit 441 for guiding a substrate whose parts have been picked up may be formed on the ceiling surface. An induction jig 13 is coupled to the bottom of the ceiling surface of the tape guard 12 having such a structure so that lifting of parts or substrates is prevented so that parts can be stably picked up.

5a and 5b illustrate an embodiment of a process in which parts are transferred and picked up by the part feeder according to the present invention.

Referring to FIGS. 5A and 5B , the part may be an LED element accommodated in a pocket 162 formed in a part substrate 16 . The operation of the driving motor M is controlled so that the transfer of the substrate 16 transferred along the transfer body 11 can be precisely controlled. The fastening unit formed at the front end of the tape guard 12 is coupled to the locking unit 14 so that the tape guard 12 can be detachably coupled to the upper portion of the induction jig 13 . By the operation of the driving motor (M), the base material containing the parts may be moved along the induction jig 13 disposed under the tape guard 12 . The substrate 16 may be tape-shaped, and part pockets 162 may be disposed along a linear line separated from each other on the substrate 16 . For example, an LED element or an electronic component may be accommodated in each component pocket 162, and a vacuum hole VH may be formed on a lower surface of the receiving pocket 162. When the cover tape is separated by the tape guard 12 and the part located in the part pocket 162 where the part is exposed is moved to the pickup position PP, air or similar gas introduced through the gas coupler 26 A depressurization operation unit that adjusts the pressure of the induction jig 13 by suction or discharge may be operated so that the induction jig 13 is reduced or vacuumed. And, as a result, pressure for bringing the substrate 16 into close contact in a direction perpendicular to the conveying direction can be operated. At the same time, pressure is applied to the parts accommodated in the parts pocket 162 through the vacuum hole VH, so that the parts can be stably fixed. In this state, the pick-up device can be moved, and the decompression operation unit is operated before the part is picked up by the pick-up device, and accordingly, the part pocket 162 is in an atmospheric pressure state, so that the part can be stably picked up. After the part is picked up, the substrate 16 is transported again, and when the part pocket 162 where the part is exposed is moved to the pick-up position again, the decompression operation unit may be operated again. In this way, all parts disposed on the substrate 16 can be stably picked up.

Various parts can be conveyed by the supply feeder according to the present invention and the present invention is not limited by the type of parts.

Although the present invention has been described in detail with reference to the presented embodiments above, those skilled in the art will be able to make various modifications and variations without departing from the technical spirit of the present invention with reference to the presented embodiments. . The present invention is not limited by these variations and modifications, but is limited only by the claims appended below.

11: transport body 12: tape guard
13: induction jig 16: parts description
21: reel block 26, 27, 28: gas control means
31: block body 31_1 to 31_N: vacuum forming hole
131: substrate transport path 162: parts pocket

Claims (2)

a substrate base 161 extending in a tape or strip shape; and a component pocket 162 formed on the substrate base 161 and transporting the component accommodated in the component pocket 162 of the component substrate 16 to which the cover tape is coupled to the upper surface of the substrate base 161 to a predetermined position. In the parts feeder to be picked up by
A tape guard 12 having a position for picking up parts while inducing the part substrate 16 to be transferred along the guide path formed in the transfer body 11;
an induction jig 13 having a pulling means for fixing the component substrate 16 or the component transported along the tape guard 12 to a predetermined position of the induction path; and
Including gas control means (26, 27, 28) for forming at least a part of the induction jig (13) in a vacuum state,
The tape guard 12 includes a guard body 41 comprising a pair of walls facing each other and a ceiling surface coupling upper edges of the pair of walls to each other; and fastening units 42 and 47 formed on the back and front of the guard body 41 to detachably couple the tape guard 12 to the part feeder, and guide the lower portion of the ceiling surface of the tape guard 12. The jig 13 is coupled,
a separation portion 45 in which a contact tab 451 is disposed on the ceiling surface of the guard body 41 to bring the component substrate 16 from which the cover tape is separated into close contact in a downward direction; and a pick-up area 43 where the part exposed by the separation of the cover tape is picked up, and a discharge hole in the shape of a linear hole for discharging adhesive residue generated according to the separation of the cover tape on the side of the pick-up area 43. 46 is formed, and a discharge guide portion 44 is formed on the ceiling surface in which a discharge guide unit 441 for guiding a component base material from which a component has been picked up is disposed,
The pulling means is operated based on the point of time when the part is picked up at the pick-up area,
The induction jig 13 includes a jig body 31 extending linearly along the induction path; A substrate transfer path 131 formed in a linear groove shape having a width corresponding to the width of the component substrate 16 on the upper surface of the jig body 31; A fixed protruding block 32 formed at the front end of the jig body 31 so as to protrude downward to fix the induction jig 13 to the parts feeder; and a plurality of vacuum forming holes 31_1 to 31_N formed along a middle portion of the bottom surface of the substrate transport path 131 and separated from each other to correspond to the component pockets, and a front portion of the substrate transport path 131. An inlet portion 33 extending while having a wider width than the width of the substrate transport path 131 is formed,
A vacuum hole (VH) is formed on the lower surface of the receiving pocket 162, and when the part is moved to the pick-up position (PP), the induction jig 13 is moved by the operation of the pressure reducing operation unit that controls the pressure of the induction jig 13. At the same time as being in a reduced pressure state, pressure is applied and fixed to the part accommodated in the part pocket 162 through the vacuum hole (VH), and the part pocket 162 according to the operation of the decompression operation unit before the part is picked up by the pick-up device A parts feeder having a part lifting prevention structure, characterized in that the part is picked up in this atmospheric pressure state. The component feeder of claim 1, wherein the component is an LED element accommodated in the pocket 162 formed in the component substrate 16.

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