KR20200129812A - Sim card tray sorting system - Google Patents

Abstract

The present invention relates to a subscriber identification module (SIM) card tray sorting system to provide excellent processing efficiency. According to the present invention, the SIM card tray sorting system comprises: a stay unit for supplying a full tray and an empty tray in a loaded state; a carry-in unit, an inspection unit; a carry-out unit providing a position in which the empty tray is carried from the stay unit and collecting the full tray on which a workpiece is loaded after an inspection; a supply picker transferring the full tray and the empty tray from the stay unit to the carry-in unit and the carry-out unit, respectively; an input/output picker transferring the workpiece between the carry-in unit and the carry-out unit; and a sorting picker transferring the workpiece to the carry-out unit after the inspection.

Description

SIM card tray sorting system {SIM CARD TRAY SORTING SYSTEM}

The present invention relates to a work classification system, and in particular, an apparatus or system for classifying a SIM card tray into good and defective products according to the classification criteria determined during the manufacturing process by using a SIM card tray of a portable communication terminal as a work. It is about.

In portable communication terminals such as smartphones, a so-called SIM card type subscriber identification module card (SIM) is installed, and the SIM card is mounted on the SIM card tray and then inserted into a slot provided in the portable communication terminal. It is installed as.

On the other hand, these SIM card trays undergo a final inspection and classification process for defects in predetermined dimensions or laser marking before product shipment. In general, in the process of inspecting and sorting the SIM card tray, a transport tray for transporting a plurality of SIM card trays is used, and the plurality of SIM card trays are sequentially transferred according to a time series unit process for inspection and sorting. That is, a plurality of SIM card trays are carried into the supply area while being accommodated in the tray by the operator, are unloaded from the transport tray by the supply picker to the jig provided in the inspection area, and inspected by the inspection device in the state received in the jig. , Loaded from the jig into a tray provided in the carrying area by a carrying out picker, and finally carried out in a state accommodated in the tray by an operator.

In this case, since a conventional articulated robot is used for the supply picker and the carry-out picker, excessive movement distance and time are required for loading and unloading of the SIM card tray in the supply area and the carry-out area, resulting in lower overall process efficiency. According to the type of SIM card tray to be classified, there is a problem that the scale of the entire system or the installation location becomes too large because a plurality of take-out pickers and an articulated robot to mount them are required. Since the process of collecting the used trays before and after loading is not separately provided or is manually performed by an operator, there is a problem in that the process efficiency is degraded, as well as the total input manpower and cost accordingly are increased.

It is an object of the present invention to provide a SIM card tray sorting system that is excellent in process efficiency, has a compact device size, and minimizes input manpower.

The present invention has been made as a result of careful examination in order to solve the above-described problems, and the summary is the same as described in the claims below.

(1) A system for classifying the inspected work according to a set classification standard while using a small part including a SIM card tray as a work piece and transporting the work using a tray before and after inspection, in a state in which the work is loaded When the tray of the'full tray' and the tray in the unloaded state of the work is set as the'empty tray', the system includes: a stay unit for supplying the full tray and the empty tray in a loaded state; A carrying part for providing a position in which the full tray loaded with the work before inspection is carried from the stay part, and for recovering the empty tray from which the work was unloaded; An inspection unit for inspecting the work supplied from the full tray of the carrying unit; A carry-out part for providing a position where an empty tray is carried from the stay part, and for recovering a full tray loaded with a workpiece after inspection; A supply picker for transporting the full tray and the empty tray from the stay part to the carrying part and the carrying part respectively; An entry/exit picker for transporting the work in and out of the inspection unit; And a sorting picker for transporting the work piece after inspection to the carrying unit.

(2) The stay unit includes a plurality of feeding modules, and the feeding module includes a feeding frame whose upper side is open; And a lifting unit installed inside the feeding frame to sequentially raise a plurality of trays stacked in multiple stages.

(3) The lifting unit includes a support plate for supporting the tray; And an elevator for raising and lowering the support plate.

(4) The carry-in part and the carry-out part are configured to include a collection module having the same structure, and the collection module includes a collection frame having a top plate; A first elevating unit installed at the rear side of the recovery frame and lowered by a predetermined distance by supporting a tray in which a process of unloading or loading a work has been completed; A second lifting unit installed at the front side inside the recovery frame and sequentially descending as a plurality of trays are stacked in multiple stages; And a transfer unit that performs a first operation of transporting the tray supplied to the upper plate of the recovery frame to the first lifting unit, and a second operation of transporting the tray on which the unloading or loading process of the work is completed to the second lifting unit. The classification system of (1), characterized in that it includes.

(5) The first operation is performed at a position in which the first lifting unit is raised to the height of the upper plate, and the second operation is performed at a position in which the first lifting unit descends a predetermined distance from the height of the upper plate. The classification system of (4) above.

(6) The transfer unit includes an upper expander having a carrier for supporting the tray; And a lower expander having a transpicker for gripping the tray; wherein the upper expander and the lower expander are installed in parallel from the top and bottom, but can be independently expanded and contracted, and the first operation is performed by the upper expander. The classification system of (4) or (5), wherein the second operation is performed by a lower expander.

(7) The classification system of (6), wherein a slot is provided on the upper plate of the collection frame, and the carrier is inserted into the slot during the first operation process.

(8) The first lifting unit includes a first support plate; And a first elevator for raising and lowering the first support plate, wherein one side of the first support plate is opened so that the carrier can enter and exit during the first operation process. Classification system.

(9) The second lifting unit includes a second support plate; And a second elevator for raising and lowering the second support plate.

(10) The inspection unit includes a plurality of jigs for receiving and supporting the workpiece to be inspected; A turntable rotating while the jig is mounted; And an inspection unit installed along the periphery of the turntable.

(11) The classification system of (10), wherein the inspection unit includes a length measurement unit and a vision unit.

(12) The classification system of (10), wherein the inspection unit further comprises a marking unit installed along the periphery of the turntable.

(13) Further comprising a buffer unit on which the work piece is temporarily placed after inspection, the input/output picker transports the work after inspection from the inspection unit to the buffer unit, and the sorting picker works after inspection from the buffer unit to the carry-out unit The classification system of (1), characterized in that transporting water.

(14) The buffer unit includes a buffer block on which the work piece is placed after inspection; And a slider for reciprocating the buffer block between an area to which each of the incoming and outgoing pickers and the sorting picker can reach. The classification system of (13), characterized in that it comprises.

(15) The sorting system according to (1) or (13), wherein the input/output picker is composed of a plurality of input/output picker units, and gripping and detachment of each of the plurality of input/output picker units with respect to the work is performed simultaneously.

(16) The sorting picker is composed of a plurality of sorting picker units, and the sorting of (1) or (13) above, characterized in that the gripping and detachment of each of the plurality of sorting picker units for the work can be independently performed. system.

(17) The classification system of (1), further comprising a discharge unit for collecting the completely defective work.

According to the sorting system of the present invention, a stay part is constructed using a feeding module as a supplying means of a full tray and an empty tray, and a means for supplying or collecting a workpiece in and out of the inspection part, and at the same time, an empty tray or a full tray. In order to provide a means for collection, the carry-in part and the carry-out part are constructed using the same type of collection module, and a supply picker as a transportation means for the tray and an input/output picker and sorting picker as a transportation means for the work are constructed. While making the scale compact, it is possible to achieve excellent process efficiency by significantly saving the moving distance, time and manpower required in the process of loading and unloading a work piece with a SIM card tray.

1 and 2 are perspective views of a classification system according to an embodiment of the present invention.
3 and 4 are plan and front views of the classification system of FIG. 1;
5 is an operation flow of the classification system of FIG. 1;
6 is a schematic plan view of the operation flow of FIG. 5.
7 is a perspective view of a tray for transport according to an embodiment of the present invention.
8 is a perspective view of a recovery module according to an embodiment of the present invention.
9 is a perspective view of a first lifting unit constituting the recovery module of FIG. 8;
10 is a perspective view of a second lifting unit constituting the recovery module of FIG. 8;
11 is a perspective view of a transfer unit constituting the recovery module of FIG. 8;
Figure 12 is a side view of the tripper unit of Figure 11;
13 is a perspective view of an input/output picker according to an embodiment of the present invention.
14 is a perspective view of an input/output picker unit constituting the input/output picker of FIG. 13;
15 is a perspective view of a sorting picker according to an embodiment of the present invention.
16 is a perspective view of a sorting picker unit constituting the sorting picker of FIG. 14;
17 is a perspective view of a picker assembly including an input/output picker and a sorting picker according to an embodiment of the present invention.

Hereinafter, the present invention will be described in detail through examples. Prior to this, terms or words used in the specification and claims should not be construed as being limited to their usual or dictionary meanings, and the inventors appropriately explain the concept of terms in order to explain their own invention in the best way. Based on the principle that it can be defined, it should be interpreted as a meaning and concept consistent with the technical idea of the present invention. Therefore, the configuration of the embodiments described in the present specification is only one of the most preferred embodiments of the present invention, and does not represent all the technical spirit of the present invention, and various equivalents that can replace them at the time of filing of the present invention It is to be understood that there may be variations and variations. On the other hand, in the drawings, the same or similar reference numbers are given to the same or equivalent material, and in the entire specification, when a certain part "includes" a certain component, this is another component unless otherwise stated. It does not mean that other components may be further included. In addition, when a certain configuration is "not limited" to a specific embodiment, it means that it can be applied by being substituted or substituted with an equivalent for the corresponding embodiment.

Each of FIGS. 1 and 2 is a perspective view of a classification system 10 according to an embodiment of the present invention, FIGS. 3 and 4 are a plan view and a front view of the classification system 10 of FIG. 1, and FIGS. 5 and 6 are each An operation flow and a schematic plan view of the sorting system 10 of FIG. 1, and FIG. 7 are perspective views of a tray T loaded with a work W according to an embodiment of the present invention.

First, the classification system 10 of the present invention uses a tray (T) shown in Fig. 7 as a means for transporting a work before and after inspection, and inspects the work (W) and sorts It is planned to classify the inspected work according to the criteria. In the embodiment, the work piece (W) was described by planning a SIM card tray, but if the shape and structure of the tray (T) is changed according to the work piece (W), the same operation is performed even when other small parts are used as the work piece. It can be applied as a principle.

Hereinafter, for convenience of explanation, the tray in which the work W is loaded is referred to as a'full tray' and the tray T in which the work W is unloaded is referred to as an'empty tray. )', and even if it is simply named as'tray', it can be understood as indicating'full tray','empty tray' or both simultaneously depending on the situation. 7 shows a state in which the SIM card trayr is accommodated in the tray T as the work W. The number of workpieces (W) loaded in one tray (T) may be determined according to the working environment, and in the embodiment, six workpieces (W) are used as one treatment group, and 36 tasks in a total of six treatment groups It is illustrated as being loaded with water (W). In addition, the upper surface structure of the tray (T) may be changed according to the work piece (W), and if the SIM card tray is used as the work piece (W) as in the embodiment, if it is divided into each treatment group, the perforated part in each treatment group A plurality of protrusions are provided in order to accommodate the SIM card tray with the slot and prevent the flow.

In addition, drawings of the classification system 10 and each component constituting the same are shown in a three-axis Cartesian coordinate system, and based on the plan view of the classification system 10, the horizontal direction is the x direction, the vertical direction is the y direction, and the ground direction. Is shown in the z direction. Also, based on the plan view of the classification system 10, the y direction in which the inspection unit 400 is located is set to the rear and the opposite y direction is set to the front. In addition, as shown in Figs. 5 and 6, each part of the sorting system 10 is ultimately involved in the movement of the tray before and after the inspection or in the movement of the work into and out of the inspection unit 400, in Fig. 5 The schematic path for the movement of the tray is indicated by a dotted line, and the schematic path for the movement of the work piece is indicated by the solid line. For the description of each part, the operation flow of FIGS. 5 and 6 was referred to.

The sorting system 10 includes a stay unit 100 as a means for supplying a full tray and an empty tray, respectively; Inspection unit 400 for inspecting the work; The carrying-in part 200 and carrying-out part 300 (300: 300A, 300B, 300C) provided as a means for supplying or recovering the work in and out of the inspection part 400 and a means for collecting an empty tray or a full tray at the same time ; A supply picker 500 as a conveying means for the tray; And as a means of transport for the work in and out picker 600 and sorting picker 700; basically includes. In addition, the sorting system 10 may optionally further include a buffer unit 800 on which the work piece is temporarily placed after inspection, and a discharge unit 900 for collecting the defective work piece.

The stay unit 100 serves to supply each of the full tray and the empty tray in a loaded state. To this end, the stay unit 100 is configured separately with a full tray stay unit 110 in which a full tray is stacked in multiple stages and an empty tray stay unit 120 in which an empty tray is stacked in multiple stages, each feeding module of the same structure and specification ( 1000). Accordingly, the control method for each component element of the full tray stay unit 110 and the empty tray stay unit 120 is the same, and a supply picker described later as a means for transferring the full tray and a means for transferring the empty tray By using 500 in common, the facility can be made compact.

Specifically, the feeding module 1000 includes a feeding frame 1100 and an elevating unit 1200. The feeding frame 1100 constitutes the body of the feeding module 1000 and has an open upper side. A supply picker 500 for gripping the tray is accessible to the open upper side of the feeding frame 1100. Meanwhile, in the embodiment, a top plate 1110 is provided on the top of the feeding frame 1100 instead of an open structure, and a hole having a size and an area through which the tray can be passed is formed in the top plate 1100. It is illustrated as an accessible structure. The lifting unit 1200 is installed inside the feeding frame 1100 and includes a support plate 1210 and an elevator 1220. The support plate 1210 is placed on a plurality of trays that are stacked and supplied in multiple stages by an operator. The elevator 1220 serves to raise and lower the support plate 1210 and is movable in the z direction. The lifting operation by the elevator 1220 may be implemented in a motor manner as in the embodiment, but is not limited. As will be described later, the tray is gripped by the supply picker 500 from the full tray stay unit 110 and the empty tray stay unit 120 constituted by the feeding module 1000, and the carry-in unit 200 or the carry-out unit 300: 300A , 300B, 300C), by the operation of the elevator 1220, the support plate 1210 rises sequentially in the z direction, thereby raising the remaining uppermost tray to a position where the supply picker 500 can grip. The operation in which the elevator 1220 rises sequentially in the z direction in the stay part 100 may be initiated by detecting the gripping operation of the supply picker 500, and descending in the z direction to move the support plate 1210 to the initial position. The returning operation may be initiated by sensing a state in which the plurality of trays supplied on the support plate 1210 are all transported to the outside by the supply picker 500.

The supply picker 500 serves to carry the full tray or empty tray from the stay unit 100 to the carry-in part 200 and the carry-out part 300 (300A, 300B, 300C) at the rear end of the process, respectively. Specifically, the supply picker 500 carries the full tray from the full tray stay unit 110 to the upper surface of the carry-in unit 200, and carries the empty tray from the empty tray stay unit 120 to the carry-out unit 300: 300A, 300B, 300C). The supply picker 500 is movable in the x and z directions, and the movement may be a motor type, but is not limited. According to the embodiment, since one carry-in part 200 and three carry-out parts 300 (300A, 300B, 300C) are illustrated, the x-direction position with respect to the supply picker 500 is two stay parts 100, It can be controlled to a total of 6 places of one carry-in part 200 and three carry-out parts 300; 300A, 300B, and 300C. The gripping operation of the supply picker 500 with respect to the tray may be a vacuum adsorption method. The gripping position relative to the tray is preferably at the corner of the square tray so as not to interfere with the loaded workpiece. The gripping and moving operation of the supply picker 500 may be initiated by sensing that the tray placed in front of the upper surface of each of the carry-in unit 200 and the carry-out unit 300 (300A, 300B, 300C) has been moved to the rear of the upper surface. .

Meanwhile, as described above, a plurality of stay units 100; 110 and 120 for initial supply to the full tray and the empty tray are configured using the same feeding module 1000, and as described later, The carry-in part 200 and the carry-out part 300 (300A, 300B, 300C) are also configured in plural using the same collection module 2000 as described later, so that the facility is provided with only one supply picker 500 as in the embodiment. It is advantageous because it can be sufficiently compact and there is no need to excessively increase the number of supply pickers 500 in order to shorten the moving distance or the time required when transporting the tray accompanying the sorting process of the load.

The carry-in unit 200 serves to provide a location where the full tray loaded with the work before inspection is carried in, while recovering the empty tray from which the work is unloaded. In this case, the full tray is carried in by the above-described supply picker 500 grasping and transporting the full tray from the full tray stay unit 110, and unloading the work from the full tray is performed by the full tray. 200) It is achieved by the entry and exit picker 600 in a state that is moved to the rear of the upper surface. The carry-in unit 200 may be implemented using the collection module 2000 described below, and the number of the collection modules 2000 constituting the carry-in unit 200 in the classification system 10 according to the embodiment is one. It is illustrated.

Specifically, the collection module 2000 includes a collection frame 2100; A first lifting unit 2200; A second lifting unit 2300; And a transfer unit 2400. 8 is a perspective view of a recovery module 2000 according to an embodiment of the present invention, FIG. 9 is a perspective view of a first lifting unit 2200, FIG. 10 is a perspective view of a second lifting unit 2300, FIGS. 11 and 12 A perspective view and a side view of the transfer unit 2400 are shown, respectively. The recovery frame 2100 corresponds to the module body, the first lifting unit 2200 is on the inside rear side of the recovery frame 2100, the second lifting unit 2300 is on the front side of the recovery frame 2100, and the transfer unit The 2400 is installed on the upper portion of the second lifting unit 2300 under the upper plate 2110 of the recovery frame 2100.

A top plate 2110 is provided on the upper part of the recovery frame 2100, and the top plate 2110 provides a position in which the tray carried from the stay unit 100 is carried. The tray carried and carried by the supply picker 500 is initially placed on the front side of the upper plate 2110. A slot 2112 is provided in the longitudinal direction of the upper plate 2110, and the slot 2112 has a structure that is extended in an area from the rear side. In the slot 2112, a carrier 2412 constituting the transfer unit 2400 is inserted so as to be slidable, and a first support plate 2210 constituting the first lifting unit 2200 is inserted to the workpiece The tray can be supported at the same height as the top plate 2110 during loading or unloading from the tray.

The first lifting unit 2200 includes a first support plate 2210; And a first elevator 2220 for raising and lowering the first support plate 2210. The first support plate 2210 serves to support the tray in the process of loading or unloading the work from the tray. One side of the first support plate 2210 has an open structure, and accordingly, as will be described later, of the transfer unit 2400 for transporting the tray supplied to the front side of the upper plate 2110 of the collection frame 2100 to the rear side of the upper plate 2110. In the first operation process, the carrier 2412 of the transfer unit 2400 is allowed to enter and exit through the open structure of the first support plate 2210, and as a result, the corresponding component element of the transfer unit 2400 attaches the tray to the first support plate ( 2210), it is possible to return to the original position immediately without waiting for the process of loading the work to the tray or unloading it from the tray. The first elevator 2220 is movable in the z direction and serves to elevate the first support plate 2210 between two vertical positions. Specifically, the first elevator 2220 includes the first support plate 2210 between the two positions required for the first operation of the transfer unit 2400 and the position required for the second operation of the transfer unit 2400, as described later. In this case, the first support plate 2210 is raised and lowered to the height of the upper plate 2110 of the recovery frame 2100 from the inside of the recovery frame 2100 by the operation of the first elevator 2220. I can. The first elevator 2220 may be operated in a motor manner as in the embodiment, but is not limited thereto. The lowering operation of the first elevator 2220 may be initiated by sensing that the process of loading or unloading a work piece into a tray or unloading from the tray is completed, and the lifting operation of the first elevator 2220 is performed by the transfer unit as described later. It may be initiated by detecting the second operation of 2400.

The second lifting unit 2300, similar to the first lifting unit 2200, a second support plate 2310 for supporting the tray; And a second elevator 2320 for raising and lowering the second support plate 2310. The second support plate 2310 is a portion in which the trays that are transported and recovered from the first lifting unit 2200 by the transfer unit 2400 are sequentially loaded. The second elevator 2320 may move in the z direction, and may be operated in a motor manner as in the embodiment, but is not limited. The second support plate 2310 may be raised and lowered to the vicinity of the lower portion of the transfer unit 2400, and sequentially lowered as the trays are stacked in multiple stages. The operation in which the second elevator 2320 descends sequentially in the z direction may be initiated by detecting the time when the second operation of the transfer unit 2400 is completed, and the second support plate 2310 is initially positioned by rising in the z direction. The operation of returning to may be initiated by sensing a state in which the plurality of trays recovered on the second support plate 2310 are all transported to the outside by an operator. For reference, if the collection module 2000 constitutes the carry-in unit 200, the empty tray is loaded on the second support plate 2310, and the collection module 2000 is carried out as described below. , 300B, 300C) is a full tray that is loaded on the second support plate 2310.

The transfer unit 2400 includes a first operation of transporting the tray supplied to the upper plate 2110 of the collection frame 2100 to the first lifting unit 2200, and the tray in which the unloading or loading process of the work is completed. It serves to perform a second operation of transporting to the second lifting unit 2300. In this case, in order to increase work efficiency in the recovery module 2000 and space utilization related to the installation of component elements, the first operation and the second operation are preferably performed at separate heights up and down. Specifically, the first operation is performed at a position in which the first lifting unit 2200 is raised to the height of the upper plate 2110, and in the second operation, the first lifting unit 2200 is the upper plate 2110 It is preferable to perform at a position lowered by a predetermined distance from the height.

To this end, the transfer unit 2400 includes an upper expander 2410 having a carrier 2412 for supporting the tray; And a lower expander 2420 having a transpicker 2422 for holding the tray. The upper expander 2410 and the lower expander 2420 are installed in parallel from the top and bottom, but can be independently expanded and contracted, and the first operation is performed by the upper expander 2410, and the second operation is performed by the lower expander 2420. Carried out by The upper expander 2410 and the lower expander are stretched and contracted in the y direction, and a pneumatic cylinder may be used as in the embodiment, but is not limited thereto. The carrier 2412 provided in the upper expander 2410 supports the lower portion of the carrier 2412 during the first operation, and the tray is prevented from being separated during the transport process by the stepped portions formed at the front and rear sides of the carrier 2412. In this case, as described above, a slot 2112 is provided on the upper plate 2110 of the recovery frame 2100, and the carrier 2412 is placed in a state inserted into the slot 2112 during the first operation process. Accordingly, the tray may be more stably supported during the first operation process. The transpicker 2422 provided in the lower expander 2420 is movable in the z direction, and its movement may be a motor type, but is not limited. The gripping operation of the transpicker 2422 with respect to the tray may be a vacuum suction method similar to the above-described supply picker 500, and the gripping position is preferably a corner portion of the rectangular tray so as not to interfere with the loaded work.

The operation of the carry-in unit 200 constituted by the collection module 2000 will be described in more detail through the respective parts of the collection module 2000 based on the movement path of the tray. First, the full tray is transported from the full tray stay unit 110 to the upper plate 2110 of the recovery module 2000 by the supply picker 500. Next, the full tray is transported from the front of the upper plate 2110 to the rear of the upper plate 2110 by the first operation of the upper expander 2410 while being supported by the carrier 2412. Accordingly, the support state of the full tray is changed from the carrier 2412 to the first support plate 2210, and the upper expander 2410 returns to the initial position. In the state supported by the first support plate 2210, the work in the full tray is transported to the jig 410 of the inspection unit 400 by the entry/exit picker 600, as described later, and the full tray is unloaded from the work piece. It is converted to an empty tray. Next, the empty tray descends a predetermined distance by the first elevator 2220. In this state, the lower expander 2420 is extended and grips the empty tray placed on the first lifting unit 2200 using the transpicker 2422. Next, the empty tray is transported to the upper portion of the second lifting unit 2300 by the second operation of the lower expander 2420 while being held by the transpicker 2422, and then by the detachment operation of the transpicker 2422. It is stacked on the second support plate 2310 and recovered. Next, the second elevator 2320 descends a predetermined distance. By performing the above process as a cycle process, when a plurality of empty trays are completely stacked on the upper surface of the second support plate 2310, they are collectively taken out by the operator.

The entry/exit picker 600 serves to transport the work in and out of the inspection unit 400. Specifically, the work piece before the inspection is gripped from the full tray of the carrying unit 200 and transported into the inspection unit 400, or, as described later, the inspection unit by holding the work piece after inspection from the jig 410 of the inspection unit 400 ( 400) serves to transport to the buffer block 810 of the buffer unit 800 waiting outside. The entry/exit picker 600 can be moved in the x, y, and z directions, and the movement may be a motor type, but is not limited. The x-direction movement of the entry/exit picker 600 is controlled within the width and width range of the tray containing the work piece in two rows, the y-direction movement is controlled between the carry-in unit 200 and the inspection unit 400, and the z direction movement A tray placed on the upper plate 2110 of the carry-in unit 200 or a jig 410 of the inspection unit 400 to be described later or a buffer of the buffer unit 800 with a height not to be interfered with when the input/output picker 600 moves in the x and y directions Controlled between blocks 810. In addition, as shown in Figs. 13 and 14, the input/output picker unit 600 is provided in a bundle form for holding each work piece, and in the embodiment, a total of 6 input/output picker units ( It is illustrated that 610 is gathered to form a single entry/exit picker 600. The number of input/output picker units 610 corresponds to the number of workpieces constituting one processing group. Each input/output picker unit 610 includes a gripper 612 operating in a pneumatic cylinder method, a detection sensor 614 for detecting a workpiece, and an absorber 616 for shock absorption. In this case, since the input/output picker 600 is sufficient to simultaneously transport a plurality of, for example, six workpieces to be transported, the adsorption and desorption operation of each of the plurality of, for example, six input/output picker units 610 is performed. It is made at the same time, and only some of the plurality of input/output picker units 610 need not selectively move in the z direction to access the work.

The inspection unit 400 serves to inspect the work supplied from the full tray of the carrying unit 200. Referring to FIG. 3, the inspection unit 400 includes a plurality of jigs 410 for receiving and supporting a workpiece to be inspected; A turntable 420 rotating while the jig 410 is mounted; And an inspection unit 430 installed along the circumference of the turntable 420. The turntable 420 rotates in units of an angle determined by a motor or the like. The jig 410 is a structure capable of receiving and supporting a plurality of workpieces in an aligned position like a tray. For example, when a SIM card tray is used as a workpiece to be inspected, a structure to prevent flow is provided in the jig 410 Can be. The number of workpieces accommodated in one jig 410 is the same as the number of workpieces constituting one processing group. Meanwhile, the type of the inspection unit 430 may be selected according to the work piece. For example, when a SIM card tray is used as an inspection target work, a length measuring unit 432 and a vision unit 434 may be provided. On the other hand, the inspection unit 400 may also serve as some other manufacturing process, such as laser marking product information in addition to a simple inspection operation for a work piece. For example, as in the embodiment, the inspection unit 400 may optionally further include a marking unit 440, and accordingly, the carried-in inspection object is moved to the inspection unit 430 by the rotation of the turntable 420. By displaying product information while passing through the marking unit 440 before, the overall manufacturing and inspection process of the work can be made more efficient.

The buffer unit 800 is selectively provided in the sorting system 10 so that the work after inspection is temporarily placed before being transported to the carrying unit 300 by the sorting picker 700; 300A, 300B, 300C Provide rent. Along with the provision of the buffer unit 800, the above-described input/output picker 600 transports the work after inspection from the inspection unit 400 to the buffer unit 800, and the sorting picker 700 to be described later is the buffer unit 800 ) To the carry-out part (300; 300A, 300B, 300C) and then transports the workpiece. Specifically, the buffer unit 800 includes a buffer block 810 on which a work piece is placed after inspection; And a slider 820 for reciprocating the buffer block 810 between an area where each of the input/output pickers 600 and the sorting pickers 700 can reach. The buffer block 810 has a structure capable of receiving and supporting a plurality of workpieces in a predetermined position, like the jig 410 and the tray, since the workpiece is placed on it after inspection. For example, a SIM card tray is used as a workpiece. In this case, a structure for preventing flow may be provided in the buffer block 810. The number of work pieces accommodated in the buffer block 810 is the same as the number of work pieces that make up one processing group. The movement of the buffer block 810 by the slider 820 is made in the x direction, and may be operated in a motor manner, but is not limited. After inspection, after the work is carried by the input/output picker 600 and loaded into the buffer block 810, the buffer block 810 moves a predetermined distance in the x-axis direction by the slider 820 to carry out the carrying unit 300; 300A. , 300B, 300C). Accordingly, interference during the working process between the input/output picker 600 and the sorting picker 700 can be mutually avoided, thereby improving work efficiency, and the work placed on the buffer block 810 is carried out by the sorting picker 700 (300: 300A, 300B, 300C) is transported into the waiting bin tray.

The sorting picker 700 serves to grip and transport the work after inspection. Specifically, the work that has been inspected while passing through the inspection unit 400 is placed into the buffer block 810 of the buffer unit 800 by the above-described input/output picker 600 and then by the slider 820 of the buffer unit 800 It is moved to the rear area of the carry-out unit 300 (300A, 300B, 300C) together with the buffer block 810, and in this state, the sorting picker 700 approaches the upper part of the buffer block 810 and grasps the work after inspection. As a result, it is transported into the empty tray waiting in the carrying unit 300 (300A, 300B, 300C). The sorting picker 700 can be moved in the x, y, and z directions, and the movement may be a motor type, but is not limited. The movement of the sorting picker 700 in the x direction is controlled by each collection module 2000 constituting the carry-out unit 300 (300A, 300B, 300C), and at the same time, the width and width of the tray that can accommodate the work in two rows It is controlled in the range, and the y-direction movement is controlled between the carrying-out part (300: 300A, 300B, 300C) and the buffer part 800 located behind the carrying-out part (300: 300A, 300B, 300C), and the z-direction movement is Between the height of the sorting picker 700 that will not interfere with movement in the x and y directions and the tray placed on the upper plate 2110 of the carrying unit 300 (300A, 300B, 300C) or the buffer block 810 of the buffer unit 800 Is controlled from. In addition, as shown in Figs. 15 and 16, the sorting picker 700 is provided in a bundle form with a sorting picker unit 710 capable of holding each work similar to the input/output picker 600 above. In the example, it is illustrated that a total of six sorting picker units 710 are gathered to form one sorting picker 700. The number of sorting picker units 710 corresponds to the number of workpieces constituting one processing group. Each sorting picker unit 710 includes a gripper 712 operating in a pneumatic cylinder method, a detection sensor 714 for detecting a workpiece, and a gripper elevator 716 operating in a pneumatic cylinder method. In this case, the gripping and detachment of each of the plurality of sorting picker units 710 constituting the sorting picker 700 may be independently performed unlike the above-described input/output picker 600. That is, the sorting picker 700 not only holds and transports a plurality of, for example, six work pieces at the same time, but also transports only a part of the gripped work to the tray waiting in the corresponding collection module 2000 of the ejection unit according to the classification criteria. It will be detached. The independent gripping and detaching process of the input/output picker 600 may be more advantageously performed by the gripper elevator 716 capable of moving in the z direction, and the operation of the gripper elevator 716 may be a pneumatic cylinder type, but is not limited.

17 is a perspective view of a picker assembly in which the above-described input/output picker 600 and sorting picker 700 are combined. Through this type of picker assembly, it is possible to smooth the movement of the work between each work area of the sorting system 10 or to simplify the system 10. In one picker assembly, the incoming/outgoing picker 600 and the sorting picker 700 share the same x-direction rail, and in this case, the x-direction movement range is separated from each other. However, despite the embodiment, it goes without saying that the input/output picker and the sorting picker 700 may be configured as separate moving frames or rails.

The carry-out unit 300 (300A, 300B, 300C) serves to provide a location to which an empty tray is carried in, and to recover a full tray loaded with a work piece after inspection. In this case, the empty tray is carried in by holding and transporting the empty tray from the empty tray stay unit 120 to the supply picker 500 described above, and the empty tray is the carrying-out unit for loading the workpiece into the empty tray. (300: 300A, 300B, 300C) It is made by the sorting picker 700 in a state moved to the rear of the upper surface. These carry-out units 300: 300A, 300B, and 300C may be implemented in the same manner using the collection module 2000 constituting the carry-in unit 200 described above, and in this case, the carry-out units 300: 300A, 300B, 300C The number of collection modules 2000 constituting) may be configured in plural according to the type of work to be classified, that is, a classification criterion. In the embodiment, the number of the collection modules 2000 constituting the carry-out unit 300 (300A, 300B, 300C) is, for example, 3 according to the type of work that can be classified as a good product because it is defective within the tolerance range in dimensions or marking. It is illustrated as a dog, but is not limited.

The movement path of the tray in each of the plurality of collection modules 2000 constituting the carry-out unit 300; 300A, 300B, 300C is a movement route of the tray in the collection module 2000 constituting the carry-in unit 200. It is the same as and is different from the previous carrying unit 200 in that the empty tray is carried in from each collection module 2000 and the full tray in which the work is loaded after inspection is finally collected. The operation of the carry-out unit 300 (300A, 300B, 300C) constituted by the above-described collection module 2000 will be described in more detail through the respective parts of the collection module 2000 based on the movement path of the tray. First, the empty tray is transported from the empty tray stay unit 120 to the upper plate 2110 of each collection module 2000 by the supply picker 500. Next, the empty tray is transported from the front of the upper plate 2110 to the rear of the upper plate 2110 by the first operation of the upper expander 2410 while being supported by the carrier 2412. Accordingly, the support state of the empty tray is changed from the carrier 2412 to the first support plate 2210, and the upper expander 2410 returns to the initial position. After inspection, the work placed on the buffer block 810 of the buffer unit 800 is transported by the sorting picker 700 and is waiting at the first support plate 2210 of each collection module 2000 according to the classification criteria. It is transported into an empty tray, and the corresponding empty tray is converted to a full tray when it is completely filled with work according to the classification criteria. Next, the full tray descends a predetermined distance by the first elevator 2220. In this state, the lower expander 2420 is extended and grips the full tray placed on the first lifting unit 2200 using the transpicker 2422. Next, the full tray is transported to the upper portion of the second lifting unit 2300 by the second operation of the lower expander 2420 while being held by the transpicker 2422, and then by the detachment operation of the transpicker 2422. It is stacked on the second support plate 2310 and recovered. Next, the second elevator 2320 descends a predetermined distance. By performing the above process as a cycle process, when a plurality of full trays are completely stacked on the upper surface of the second support plate 2310, they are collectively taken out by the operator.

The discharge unit 900 may be selectively provided to collect a workpiece that cannot be recycled due to complete defects separately from the carry-out unit 300 (300A, 300B, 300C). In this case, a means for moving a completely defective product after inspection to the discharge unit 900 may be performed using the sorting picker 700, and the sorting picker 700 is placed on the buffer block 810 after inspection. The work piece is gripped, and the completely defective ones are selected and transported to the discharge unit 900.

As described above, according to the classification system 10 of the present invention, the stay unit 100 is configured by using the feeding module 1000 as a supply means of a full tray and an empty tray, and the inspection unit 400 In order to provide a means for supply or collection and a means for collection of empty trays or full trays at the same time, the carry-in unit 200 and the carry-out unit 300: 300A, 300B, using the same type of collection module 2000 are used. 300C), and by configuring a supply picker 500 as a transportation means for the tray and an entry/exit picker 600 and a sorting picker 700 as a transportation means for the work, the facility size is compact, while sim card tray, etc. It is possible to achieve excellent process efficiency by significantly saving the moving distance, time, and manpower required in the process of loading and unloading a work piece.

The above description relates to specific embodiments of the present invention. As described above, the above embodiments according to the present invention are disclosed for purposes of explanation and are not understood to limit the scope of the present invention, and those of ordinary skill in the art will not depart from the essence of the present invention. No, it should be understood that various changes and modifications are possible. Accordingly, all such modifications and changes may be understood to correspond to the scope of the invention disclosed in the appended claims or their equivalents.

10: classification system
100: stay
110: full tray stay part
120: Bin tray stay part
1000: feeding module
1100: feeding frame
1110: top plate
1200: lifting unit
1210: support plate
1220: elevator
200: carry-in
300, 300A, 300B, 300C: Carry-out part
2000: recovery module
2100: recovery frame
2110: top plate
2112: slot
2200: first lifting unit
2210: first support plate
2220: first elevator
2300: second lifting unit
2310: second support plate
2320: second elevator
2400: transfer unit
2410: upper expander
2412: carrier
2420: lower expander
2422: transpicker
400: inspection unit
410: jig
420: turntable
430: inspection unit
432: length measuring unit
434: vision unit
440: marking unit
500: supply picker
600: entry/exit picker
610: entry/exit picker unit
612: gripper
614: detection sensor
616: absorber
700: sorting picker
710: sorting picker unit
712: gripper
714: detection sensor
716: gripper elevator
800: buffer unit
810: buffer block
820: slider
900: discharge unit
W: Workpiece
T: tray

Claims (17)

As a system for classifying the inspected work according to a set classification standard while transporting the work using a tray before and after inspection and using a small part including a SIM card tray as a work, the tray in which the work is loaded When the'full tray' is set and the tray in which the work is unloaded is set to the'empty tray', the system,
A stay unit for supplying each of the full tray and empty tray in a loaded state;
A carrying part for providing a position in which the full tray loaded with the work before inspection is carried from the stay part, and for recovering the empty tray from which the work was unloaded;
An inspection unit for inspecting the work supplied from the full tray of the carrying unit;
A carry-out part for providing a position in which the empty tray is carried from the stay part, and for recovering the full tray loaded with the workpiece after inspection;
A supply picker for transporting the full tray and the empty tray from the stay part to the carrying part and the carrying part respectively;
An entry/exit picker for transporting the work in and out of the inspection unit; And
A sorting picker for transporting a work piece after inspection to the carry-out unit;
Classification system comprising a. The method of claim 1, wherein the stay unit comprises a plurality of feeding modules,
The feeding module includes a feeding frame whose upper side is open; And a lifting unit installed inside the feeding frame to sequentially raise a plurality of trays stacked in multiple stages. According to claim 2, The lifting unit is a support plate for supporting the tray; And an elevator for raising and lowering the support plate. The method of claim 1, wherein the carry-in part and the carry-out part include a collection module having the same structure,
The recovery module includes a recovery frame having an upper plate; A first elevating unit installed at the rear side of the recovery frame and lowered by a predetermined distance by supporting a tray in which a process of unloading or loading a work has been completed; A second elevating unit installed at the front side inside the recovery frame and sequentially lowered as a plurality of trays are stacked in multiple stages; And a transfer unit that performs a first operation of transporting the tray supplied to the upper plate of the recovery frame to the first lifting unit, and a second operation of transporting the tray on which the unloading or loading process of the work is completed to the second lifting unit. Classification system comprising;. The method of claim 4, wherein the first operation is performed at a position in which the first lifting unit is raised to the height of the upper plate, and the second operation is performed at a position in which the first lifting unit descends a predetermined distance from the height of the upper plate. Classification system, characterized in that the. According to claim 4 or 5, The transfer unit comprises an upper expander having a carrier for supporting the tray; And a lower expander having a transpicker for holding the tray,
The upper expander and the lower expander are installed in parallel from above and below, but can be independently expanded and contracted, and the first operation is performed by an upper expander and the second operation is performed by a lower expander. The classification system of claim 6, wherein a slot is provided on the upper plate of the collection frame, and the carrier is inserted into the slot during the first operation process. The method of claim 6, wherein the first lifting unit comprises: a first support plate; And a first elevator for raising and lowering the first support plate, and wherein one side of the first support plate is opened so that the carrier can enter and exit during the first operation process. The method of claim 6, wherein the second lifting unit comprises a second support plate; And a second elevator for raising and lowering the second support plate. The apparatus of claim 1, wherein the inspection unit comprises: a plurality of jigs for receiving and supporting the workpiece to be inspected; A turntable rotating while the jig is mounted; And an inspection unit installed along the circumference of the turntable. The classification system of claim 10, wherein the inspection unit comprises a length measuring unit and a vision unit. The classification system of claim 10, wherein the inspection unit further comprises a marking unit installed along the periphery of the turntable. The method of claim 1, further comprising a buffer unit on which the work piece is temporarily placed after inspection,
The pick-in/out picker conveys the work after inspection from the inspection unit to the buffer unit, and the sorting picker conveys the work after inspection from the buffer unit to the carry-out unit. 14. The apparatus of claim 13, wherein the buffer unit comprises: a buffer block on which the work piece is placed after inspection; And a slider for reciprocating the buffer block between the incoming/outgoing picker and an area reachable by each of the sorting pickers. 14. The sorting system according to claim 1 or 13, wherein the input/output picker is composed of a plurality of input/output picker units, and gripping and detachment of each of the plurality of input/output picker units with respect to the work piece are simultaneously performed. 14. The classification system according to claim 1 or 13, wherein the sorting picker is composed of a plurality of sorting picker units, and gripping and detachment of each of the plurality of sorting picker units with respect to the work piece can be performed independently. The classification system according to claim 1, further comprising a discharge unit for collecting completely defective work pieces.

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