KR20200001528A - Tray feeder - Google Patents

Abstract

Disclosed is a tray feeder. The purpose of the present invention is to provide the tray feeder capable of replacing an empty tray and a tray on which unit substrate arrays are piled without delay time after all the unit substrate arrays are piled on the tray. The tray feeder includes: a first shelf moving among a first position, a second position, and a third position in the horizontal direction along a first guiderail, wherein the tray is mounted on the upper part of the first shelf; a second shelf moving among the first position, the second position, and the third position in the horizontal direction along a second guiderail, wherein the tray is mounted on the upper part of the second shelf; and a control unit controlling one of the first shelf or the second shelf to wait at the second position while an object is loaded on the tray of the other one of the first shelf or the second shelf at the first position. The control unit also moves the shelf positioned at the first position to the third position in case that loading the object is completed at the first position. At the same time, the control unit controls the other shelf positioned at the second position to move to the first position so that the object is loaded. The first guiderail is formed in order for the first shelf to move in the horizontal direction at the same height. The second guiderail is formed in order for the second shelf to move in the horizontal direction at the variable height.

Description

Tray feeder

The present invention relates to a tray feeder, and more particularly, to a tray feeder capable of replacing a stacked tray and an empty tray without delay time after all objects are stacked on the tray.

In general, parts or products (hereinafter, referred to as "objects"), such as PCB substrates, batteries, or display panels, are transported in trays in order to prevent transportation and breakage of components. Such a tray is discharged by stacking the tray filled with the object in the tray feeder after the object is filled by a predetermined number inside the transfer robot.

As described above, in filling and discharging all the objects in the tray, conventionally, when one object is filled in one empty tray, the tray filled with the object is discharged from the position where the object is filled, and then the empty tray is placed in the same position and the object is filled again. Was used. However, when using this method, there is a problem in that the efficiency is low because the object is not filled in the tray during the time for discharging the tray filled with the object and the empty tray at the position where the object can be filled or transported.

SUMMARY OF THE INVENTION An object of the present invention is to provide a tray feeder capable of replacing a stacked tray and an empty tray without delay time after the unit substrate arrays are all stacked on the tray.

The tray feeder according to an embodiment of the present invention for achieving the above object is a first tray seated on the upper, and moving between the first position, the second position and the third position in the horizontal direction along the first guide rail A shelf, a tray seated on an upper portion, a second shelf moving between a first position, a second position and a third position in a horizontal direction along a second guide rail and the first shelf or the second in the first position. While the object is loaded in the tray of the shelf, the other shelf controls to wait in the second position, and when the loading of the object is completed in the first position, the shelf at the first position is moved to the third position. And it may be provided with a control unit for controlling to move the other shelf in the second position to the first position at the same time so that the object is loaded. The first guide rail may be formed so that the first shelf moves in the horizontal direction at the same height, and the second guide rail may be formed so that the second shelf moves in the horizontal direction while the height is changed.

The first guide rail extends in a horizontal direction at a first height, and the second guide rail is formed in a horizontal direction at the first height in the first position and the third position, and in the second position. It may be formed in a horizontal direction at a second height lower than the first height, and may be formed while having an inclination toward the second position direction from the first position and the third position.

The second shelf may be positioned below the first shelf in the second position, and the first shelf and the second shelf may be positioned at the same height in the first and third positions.

The control unit controls the second shelf to wait at the second position having a lower height than the first shelf while the object is loaded on the tray of the first shelf at the first position, and the tray of the first shelf The first shelf is controlled to move to the third position along the first guide rail via the second position when the object is completely loaded on the first shelf, and the first shelf is moved from the first position to the third position. While moving to the second shelf may be controlled to move from the second position to the first position along the second guide rail.

The controller may control the first shelf to stand by at the second position while the object is loaded on the tray of the second shelf at the first position, and when all of the object is loaded on the tray of the second shelf. The second shelf is controlled to move along the second guide rail to the third position via the second position having a lower height than the first shelf, and the second shelf is moved from the first position to the third position. While moving to the first shelf may be controlled to move from the second position to the first position along the first guide rail.

Tray feeder according to an embodiment of the present invention according to the spirit of the present invention is because the object is stacked in the tray after the stacked tray and empty tray can be replaced without delay time to fill the object in the empty tray is delayed by filling the object The advantage is that you can fill the tray continuously without time. In other words, the tray feeder according to an embodiment of the present invention can maximize the work efficiency because the tray feeder can fill the object in another empty tray immediately after filling all the objects in one tray without requiring a tray replacement time. There is an advantage.

BRIEF DESCRIPTION OF THE DRAWINGS In order to better understand the drawings cited in the detailed description of the invention, a brief description of each drawing is provided.
1 is a diagram illustrating an embodiment of an apparatus including a tray feeder according to an embodiment of the inventive concept.
FIG. 2 is a view schematically illustrating a tray feeder of FIG. 1.
3 to 7 are views for explaining the operation of replacing the tray in the tray feeder of FIG.

DETAILED DESCRIPTION In order to fully understand the present invention, the operational advantages of the present invention, and the objects achieved by the practice of the present invention, reference should be made to the accompanying drawings which illustrate preferred embodiments of the present invention and the contents described in the drawings.

Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings. Like reference numerals in the drawings denote like elements.

1 is a view showing an embodiment of an apparatus including a tray feeder according to an embodiment of the present invention, FIG. 2 is a view schematically showing the tray feeder 100 of FIG. 3 to 7 are views for explaining the operation of replacing the tray in the tray feeder 100 of FIG.

1 to 7, the tray feeder 100 according to an embodiment of the inventive concept may fill a target by inserting an empty tray and then discharge the new tray. Has a structure. That is, an empty tray may be input at the tray input side, and a tray filled with an object may be discharged at the tray discharge side.

According to an embodiment of the inventive concept, the tray feeder 200 may include a first shelf 110, a second shelf 120, a first guide rail 115, a second guide rail 125, and a controller ( Not shown). The first shelf 110 has a tray 210 mounted thereon, and is disposed between the first position P1, the second position P2, and the third position P3 in the horizontal direction along the first guide rail 115. You can move it. The first guide rail 115 may be formed so that the first shelf 110 may move in the horizontal direction at the same height. The second shelf 120 has a tray 220 mounted thereon, and is disposed between the first position P1, the second position P2, and the third position P3 in the horizontal direction along the second guide rail 125. You can move it. In addition, the second guide rail 125 may be formed so that the second shelf 120 may move in the horizontal direction while the height thereof changes. For example, the first guide rail 115 may be formed to extend in the horizontal direction at the first height (H1). Further, the second guide rail 125 is formed in the horizontal direction at the first height H1 at the first position P1 and the third position P3, and at the first position P2, the first height H1. It may be formed in the horizontal direction at the second height (H2) lower than), and may be formed while having an inclination in the direction of the second position (P2) from the first position (P1) and the third position (P3).

The controller controls the other shelf to wait at the second position P2 while the object is loaded on the tray of the first shelf 110 or the second shelf 120 at the first position P1, When the loading of the object is completed at the position P1, the shelf at the first position P1 is moved to the third position P3 and the other shelf at the second position P2 is loaded at the same time so that the object is loaded. It may be controlled to move to the first position (P1).

That is, the controller is a second position (120) of lower height than the first shelf 110 while the first shelf 110 is located in the first position (P1) and the object is loaded on the tray ( When the object is loaded on the tray 210 of the first shelf 110, the first shelf 110 is located at the first position P1 along the first guide rail 115. The second shelf is controlled to move to the third position P3 through the second position P2, and the empty tray 220 in the second position P2 is seated while the first shelf 110 moves. 120 may be controlled to move to the first position P1 along the second guide rail 125. In this case, the first shelf 110 moves from the first position P1 of the first height H1 to the second position P2 of the same height, and the second shelf 120 is larger than the first height H1. Since the first position P1 of the first height H1 is moved from the second lower height H2 to the first shelf 110 and the second shelf 120, the first shelf on which the loading of the object is completed is completed. While moving the 110 to the third position P3, the second shelf 120 may be moved to the first position P1 capable of loading the object.

In addition, the control unit is a second position 120 of the same height as the second shelf 120 while the second shelf 120 is located in the first position (P1) and the object is loaded in the tray ( When the object is loaded in the tray 220 of the second shelf 120, the second shelf 120 is located at the first position P1 along the second guide rail 125. The first shelf 110 is controlled to move to the third position P3 via the second position P2, and the empty tray at the second position P2 is seated while the second shelf 120 moves. It may be controlled to move to the first position P1 along the first guide rail 115. In this case, the second shelf 120 is moved from the first position P1 of the first height H1 to the second position P2 of the second height H2 lower than the first height H1. Since the shelf 110 moves from the second position P2 having the same height as the first height H1 to the first position P1 of the first height H1, the first shelf 110 and the second shelf ( The second shelf 120 on which the loading of the object is completed is moved to the third position P3 without the collision of the 120, and the first shelf 110 is moved to the first position P1 on which the loading of the object is possible. You can.

Hereinafter, the operation of the tray feeder 200 will be described with reference to FIGS. 3 to 7. First, as shown in FIG. 3, the tray 210 is seated on the upper side of the first shelf 110, and the object is loaded at the first position P1 of the first height H1. The empty tray 220 may be seated on the upper portion and may be waiting at the second position P2 of the second height H2. In this state, when all the objects are loaded on the tray 210 seated on the first shelf 110, the first shelf 110 may have a first guide rail 115 at a first height H1 as shown in FIG. 4. Along the second position P2 to the third position P3, and the second shelf 120 is along the second guide rail 125 at the second position P2 of the second height H2. It may move to the first position P1 of the first height H1. In this case, as shown in FIG. 5, the object is started to be loaded into the empty tray 220 of the second shelf 120, and the tray on which the object seated on the first shelf 110 is loaded at the third position P3 ( After the 210 is separated and discharged, the empty tray 230 may be seated on the first shelf 110. Thereafter, the first shelf 110 may move from the third position P3 to the second position P2 along the first guide rail 115 and then wait. In this state, when all the objects are loaded on the tray 220 seated on the second shelf 120, the second shelf 120 has the second guide rail at the first height H1 as shown in FIGS. 6 and 7. Along the 125 is moved to the third position P3 of the first height H1 via the second position P2 of the second height H1, and the first shelf 110 is moved to the first height H1. The second position P2 may move along the first guide rail 115 to the first position P1 having the same first height H1. In this case, as shown in FIG. 7, the object is started to be loaded into the empty tray 230 of the first shelf 110, and the tray on which the object seated on the second shelf 120 is loaded at the third position P3 ( After the 220 is separated and discharged, a new empty tray may be seated on the second shelf 120. Thereafter, the second shelf 120 may move from the third position P3 to the second position P2 along the second guide rail 125 and then wait. Since the same situation as in FIG. 3 again, the stacking of the objects is performed in the same manner as described above, after which the trays are discharged and the new empty trays are moved to repeat the stacking of the objects. As such, the present invention allows the second shelf 120 to move on a lower level than the first shelf 110 in a section where the first shelf 110 and the second shelf 120 may collide with each other, thereby preventing collisions between the shelves. It can be replaced with another empty tray as soon as the object is loaded without being generated, maximizing work efficiency.

As described above, optimal embodiments have been disclosed in the drawings and the specification. Although specific terms have been used herein, they are used only for the purpose of describing the present invention and are not intended to limit the scope of the invention as defined in the claims or the claims. Therefore, those skilled in the art will understand that various modifications and equivalent other embodiments are possible therefrom. Therefore, the true technical protection scope of the present invention will be defined by the technical spirit of the appended claims.

Claims (5)

A first shelf having a tray seated thereon and moving between a first position, a second position, and a third position in a horizontal direction along the first guide rail;
A second shelf having a tray seated thereon and moving between a first position, a second position, and a third position in a horizontal direction along the second guide rail; And
While the object is loaded on the tray of the first shelf or the second shelf at the first position, the other shelf is controlled to wait at the second position, and when the loading of the object is completed at the first position, A control unit for moving the shelf at the first position to the third position and simultaneously controlling the other shelf at the second position to move to the first position so that the object is loaded;
The first guide rail,
The first shelf is formed to be movable in the horizontal direction at the same height,
The second guide rail,
Tray 2, characterized in that the second shelf is formed so as to move in a horizontal direction with a change in height. The method of claim 1, wherein the first guide rail,
Extend in the horizontal direction at a first height,
The second guide rail,
The first position and the third position are formed in the horizontal direction at the first height, the second position is formed in the horizontal direction at a second height lower than the first height, the first position and the third And a tray feeder formed at an inclined position in the second position direction. The method of claim 1,
And the second shelf is positioned below the first shelf in the second position, and the first shelf and the second shelf are located at the same height in the first and third positions. . The method of claim 1, wherein the control unit,
The second shelf is controlled to wait at the second position of a lower height than the first shelf while the object is loaded on the tray of the first shelf at the first position, and the object is placed on the tray of the first shelf. When all are loaded, the first shelf is controlled to move along the first guide rail to the third position via the second position, while the first shelf is moved from the first position to the third position. And control the second shelf to move from the second position to the first position along the second guide rail. The method of claim 1, wherein the control unit,
The first shelf is controlled to wait at the second position while the object is loaded on the tray of the second shelf at the first position, and the second shelf when all the objects are loaded on the tray of the second shelf. Control to move along the second guide rail to the third position via the second position at a lower height than the first shelf, while the second shelf is moved from the first position to the third position. And controlling the first shelf to move from the second position to the first position along the first guide rail.

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