KR101674662B1 - Tray Holding and Carrying Out Apparatus - Google Patents

Abstract

The apparatus for waiting and delivering a tray according to an embodiment of the present invention includes: a first conveyor for conveying a plurality of agricultural product stacking trays to a shipment position; A second conveyor arranged to intersect the first conveyor at a shipping position and conveying the stacking tray; A third conveyor arranged to intersect with the second conveyor, for conveying and transporting the stacking tray; Sensing means for sensing whether the stacking tray placed on the second conveyor is an empty tray shipped with the product removed; And opening and closing means for selectively opening and closing the path along which the stacking tray on the second conveyor is conveyed to the third conveyor.

Description

[0001] Tray Holding and Carrying Out Apparatus [0002]

The present invention relates to a tray waiting and delivering apparatus, and more particularly, to a tray waiting and delivering apparatus, more particularly, to a tray tray for temporarily storing an agricultural product, And to a tray waiting and unloading apparatus for taking out the tray.

Generally, a conveying device for conveying fruit, when a worker picks up and places a fruit on an empty tray conveyed by a main conveyor at a position where fruits are loaded, The detection device, the sugar content detection device, the weight detection device, and the like, and transferred to the conveying conveyor of the corresponding grade. The transport conveyor is provided for each grade of fruit and transports the sorted fruits to the fruit delivery position while being loaded on the fruit loading tray. After that, the fruit of the fruit loading tray transferred to the fruit shipment position is removed from the tray by the operator and transferred to the shipping box and shipped. At this time, the empty tray from which the fruits are detached and shipped is taken out by the conveying conveyer disposed at one side of the conveying conveyor and conveyed to the loading position of the fruit.

However, in the case of a common conveying apparatus, since the fruit is continuously loaded in the tray even in front of the worker, the worker must continuously transfer the fruit to the shipping box in accordance with the feeding speed of the fruit, If the fruit can not be transferred to the shipping box at the speed, there is a problem that the fruit is returned to the conveying conveyer while being loaded on the tray.

The present invention corrects the above-described problems and allows the operator to wait for a certain amount of fruit to be transferred to the shipping box while the worker moves the produce to be shipped to the shipping box, And to provide a tray waiting and dispensing apparatus that allows a tray to be taken out of a shipping box and at the same time allowing a predetermined number of fruit trays of the next order to wait in front of a worker.

It is another object of the present invention to provide a tray waiting and dispensing apparatus capable of easily adjusting the number of trays to be stopped in front of an operator who moves agricultural produce to a shipping box.

It is another object of the present invention to provide a tray waiting and dispensing apparatus capable of waiting for a large number of agricultural products to be placed in a work space of a worker carrying agricultural products to a shipping box and thereby improving the work efficiency of transferring agricultural products to a shipping box do.

The apparatus for waiting and delivering a tray according to an embodiment of the present invention includes: a first conveyor for conveying a plurality of agricultural product stacking trays to a shipment position; A second conveyor arranged to intersect the first conveyor at a shipping position and conveying the stacking tray; A third conveyor arranged to intersect with the second conveyor, for conveying and transporting the stacking tray; Sensing means for sensing whether the stacking tray placed on the second conveyor is an empty tray shipped with the product removed; And opening and closing means for selectively opening and closing the path along which the stacking tray on the second conveyor is conveyed to the third conveyor.

Here, the opening / closing means includes: a support plate disposed on the upper side of the third conveyor; a pivoting arm disposed on the support plate and pivotable about a pivot center axis in the middle and having both side ends; And an opening and closing member connected to the other end of the pivoting arm and extending toward the path of the stacking tray.

Wherein the actuator rotates the pivoting arm about the pivot center axis when the sensing means senses an empty tray, and when the pivoting arm rotates about the pivot axis, the opening and closing member connected to the other end of the pivoting arm, The tray is retracted from the path of the tray to open the path of the stacking tray.

In the apparatus for waiting and moving the tray according to the embodiment of the present invention, a connection member having a slot formed therein is provided at the end of the actuating rod of the actuator, and the end of the actuating rod and the end of the pivoting arm are rotatable And further includes a link bar.

According to an alternative embodiment of the present invention, the actuator rotates about the axis of rotation on the plane of the support plate.

The tray waiting and unloading apparatus according to an embodiment of the present invention further includes a guide member disposed at a position where the first conveyor or the third conveyor intersects with the second conveyor.

The guide member is provided at one end thereof with a recess capable of receiving the opening and closing member so that the opening and closing member is housed in the recess when the opening and closing member is retracted from the path of the stacking tray.

The tray waiting and unloading apparatus according to the embodiment of the present invention has the following effects.

First, the agricultural products are stopped in front of the worker, so that the workers can transfer the agricultural products in the stopped state from the tray to the shipping box, and the agricultural products that are not transferred by the operator can be prevented from being transported to the tray .

Second, it is easy to control the number of trays that stop in front of workers who move agricultural products to the shipping box.

Third, a large number of agricultural products can be placed in a worker 's workplace that transports agricultural products to a shipping box, thereby increasing the efficiency of transporting agricultural products to a shipping box.

1 is a plan view of a tray waiting and delivering apparatus according to an embodiment of the present invention.
FIG. 2 is a partial perspective view of a shipping position of a tray waiting and delivering device according to an embodiment of the present invention.
3 is a plan view of the tray waiting and delivering apparatus of FIG.
4 is a partially enlarged view of a portion IV in Fig.
5 is a partial side view schematically showing a situation in which a worker is working at a shipping position of a tray waiting and delivering apparatus according to an embodiment of the present invention.

Hereinafter, embodiments of the present invention will be described in detail with reference to the accompanying drawings.

FIG. 2 is a partial perspective view of the tray waiting and delivering apparatus of FIG. 1, and FIG. 3 is a side view of the tray waiting and delivering apparatus of FIG. 2; And FIG.

1 to 3, the tray waiting and delivering apparatus 100 according to an embodiment of the present invention includes a first conveyor 110 for conveying a plurality of agricultural product stacking trays to a shipping position, A second conveyor 140 disposed to intersect the conveyor and conveying the stacking tray, and a third conveyor 130 disposed to cross the second conveyor and transporting the stacking tray to transport.

Accordingly, for example, a plurality of stacking trays 160 on which agricultural products such as watermelons, peaches, apples, and pears are mounted are conveyed to a delivery position by a belt conveying type first conveyor 110 and then conveyed to a first conveyor 110 And after the fruit placed on the tray by the operator on the second conveyor is transferred to the shipping box, the second conveyor 140 of the belt conveying type having the end of the second conveyor The empty conveying tray is conveyed to the third conveyor 130 of the belt conveying type arranged at the end of the conveying tray.

 Generally, the first conveyor 110 and the third conveyor 130 are disposed on the same side of the second conveyor 140 so as to mount the agricultural products again on the empty stacking tray. Therefore, although not shown in the drawing, the empty tray conveyed through the third conveyor 130 is automatically or manually collected at the conveying end of the third conveyor 130, and after the agricultural product is mounted, And is transported to the shipping position. If desired, the first conveyor 110 and the third conveyor 130 may be disposed on different sides of the second conveyor 140.

On the other hand, at a point where the first conveyor 110 intersects with the second conveyor 140 or a point where the third conveyor 130 intersects with the second conveyor 140, A guide member 170 for guiding the guide member 170 is disposed.

1 to 3 show a tray waiting and delivering apparatus in which one third conveyor 130 corresponds to two first conveyors 110 and 120. However, the present invention is not limited to this, and one first conveyor One third conveyor may correspond to the third conveyor.

As shown in FIG. 3, when the stacked trays conveyed to the two first conveyors 110 and 120 are conveyed through one third conveyor 130, the second conveyor has the right and left second conveyors Respectively. Therefore, the second conveyor 140 on the right side, which transports the stacking tray conveyed from the first conveyor 110 on the right side, transports the stacking tray from the end of the first conveyor 110 on the right side to the left side in the drawing, The left second conveyor for conveying the stacking tray 160 conveyed from the first conveyor 120 of the left conveying unit 120 transfers the stacking tray from the end of the left first conveying unit 120 to the right side of the drawing.

Although not shown in the drawing, if one third conveyor corresponds to one first conveyor, the second conveyor can be configured as one conveyor without distinction between the left and right conveyors.

Referring to FIGS. 2 and 3, the guide member 170 has a guide surface 171 having a gently curved surface to guide the stacking tray 160.

The guide member 170 is disposed on the upper side of the second conveyor 140 and disposed at the same height as at least a portion of the stacking tray 160 so as to guide the stacking tray 160.

On the other hand, the lateral distance between the first conveyor 110 and the third conveyor 130 arranged to cross the second conveyor 140 can be adjusted. Accordingly, the longer the side interval between the first conveyor 110 and the third conveyor 130, the longer the section of the second conveyor 140. In this case, a greater number of stacking trays are placed on the second conveyor 140 So that they can be placed in contact with each other.

Accordingly, by adjusting the lateral distance between the first conveyor 110 and the third conveyor 130, the number of the stacking trays 160 disposed in contact with each other on the second conveyor 140 can be adjusted, The work pattern of the worker who is working at the shipment position of the side of the worker can be changed.

For example, when the agricultural product being transferred is a watermelon, the watermelon is large in size and heavy, so the worker has to detach only one watermelon at a time from the stacking tray. However, in the case of relatively small and light fruits such as apples and peaches, Multiple agricultural products can be hand-held at one time and transferred to the shipping box or properly screened. Accordingly, the tray waiting and delivering apparatus according to the present invention can be customized to various agricultural products.

On the other hand, in order to confirm whether or not the worker has moved the agricultural product to the shipping box or the worker has left the agricultural product in the loading tray 160 at the shipping position where the additional sorting operation is performed, The tray waiting and delivering apparatus 100 according to an embodiment of the present invention includes a sensing unit 172 on the guide member 170 for sensing whether the stacking tray placed on the second conveying unit is an empty tray from which the agricultural product is released .

The sensing unit 172 senses whether agricultural products are placed on the stacking tray 160 or not. For example, an optical photosensor may be used as the sensing unit 172. However, the sensing means is not limited to such an optical photosensor, and various mechanical and electronic devices capable of checking whether the stacking tray is empty can be applied.

The sensing means 172 may be positioned between the stacking trays 160 located on the second conveyor 140 so that the stacking tray 160 closest to the path 180 in which the stacking tray 160 is moved to the third conveyor 130 160 at the same time.

Meanwhile, the tray waiting and delivering apparatus 100 according to an embodiment of the present invention operates in conjunction with the sensing unit 172, and the stacking tray 160 on the second conveying unit 140 is connected to the third conveying unit (150) for selectively opening and closing the path (180) to be transported to the transport path (130).

The opening and closing means 150 includes a supporting plate 153 disposed on the upper side of the third conveyor 130 for conveying the empty stacking tray 160 and a supporting plate 153 disposed on the supporting plate 153, And an actuator 152 connected to one end of the pivot arm 156. The actuator 152 is connected to the other end of the pivot arm 156 to rotate the pivot arm 156, And an opening / closing member 155 extending toward the traveling path.

The support plate 153 is disposed at a predetermined height from the third conveyor 130 by a side plate 151 disposed on a side surface of the third conveyor 130 and extending upward. The length of the opening and closing member 155 is also determined according to the height of the side plate 151.

The actuator 152 may be, for example, a hydraulic cylinder or a pneumatic cylinder, but not always limited thereto, and various actuators capable of causing a stretching motion in the longitudinal direction may be used.

The actuator 152 extends when the sensing means 172 senses the empty tray 160 to rotate the pivot arm 156 about the pivot axis 157 and the pivot arm 156 The opening and closing member 155 connected to the other end of the pivotal arm 156 is retracted on the path 180 of the stacking tray to open the path 180 of the stacking tray 156 .

4 is a partially enlarged view of a portion IV in Fig.

Referring to FIG. 4, a connecting member 154a having a slot 154b is provided at an end of the actuating rod 154 of the actuator 152.

And a link bar 159 pivotally connecting one end of the pivotal arm 156 with the end of the actuating rod 154 through the slot 154b.

Therefore, when the operating rod 154 is expanded or contracted in the axial direction, the pivotal arm 156 is rotated about the pivotal central axis 157, so that the movement of one end of the pivotal arm 156 to draw an arc is not disturbed.

As an alternative embodiment, although not shown in the drawings, the actuator 152 is not completely fixed on the plane of the support plate 153, but is mounted on the support plate 153 so that the main body of the actuator can rotate around the rotation axis So that the arc motion drawn by the pivot arm is not disturbed when the operating rod of the actuator is expanded and contracted in the axial direction.

3, the guide member 170 has a concave portion (not shown) which can receive the lower end of the opening / closing member 155 at one side end adjacent to the path 180 of the loading tray 160 174 so that when the opening and closing member 155 is retracted from the path 180 of the stacking tray, the opening and closing member 155 is accommodated in the recess 174. Accordingly, when the opening and closing member 155 is received in the concave portion 174, the opening and closing member 155 no longer interferes with the movement of the stacking tray 160.

5 is a partial side view schematically showing a situation in which a worker is working at a shipment position of a tray waiting and delivering apparatus according to an embodiment of the present invention.

Referring to FIG. 5, an operator places an agricultural product placed on a stacking tray 160 placed on a second conveyor 140 on the upper side of the second conveyor 140 and moves the same in the same direction as the second conveyor 140 or in the opposite direction To the shipping box 192 transported on the moving shipping box conveyor 190.

According to the tray waiting and delivering apparatus 100 according to the embodiment of the present invention, a plurality of stacking trays 160 can be placed on the second conveying unit 140. [ Accordingly, when the worker processes the agricultural products mounted on the plurality of stacking trays 160 at the shipping position at one time and transfers them to the shipping box 192 or performs sorting operation, the opening / closing member 155 is opened, To the third conveyor 130.

While the present invention has been described with reference to exemplary embodiments, it is to be understood that the invention is not limited to the disclosed exemplary embodiments, but, on the contrary, is intended to cover various modifications and equivalent arrangements included within the spirit and scope of the appended claims. Accordingly, the true scope of the present invention should be determined by the technical idea of the appended claims.

100: tray waiting and unloading device 110: first conveyor
140: second conveyor 130: third conveyor
150: opening and closing means 160: stacking tray
170: guide member 180: travel path
190: shipping box conveyor 192: shipping box

Claims (7)

A first conveyor for conveying a plurality of agricultural product stacking trays to a shipment position;
A second conveyor arranged to intersect the first conveyor at a shipping position and conveying the stacking tray;
A third conveyor arranged to intersect with the second conveyor, for conveying and transporting the stacking tray;
Sensing means for sensing whether the stacking tray placed on the second conveyor is an empty tray shipped with the product removed;
Closing means for selectively opening and closing a path along which the stacking tray on the second conveyor is conveyed to the third conveyor,
A plurality of stacking trays can be disposed in a section from a point where the first conveyor intersects with the second conveyor in the second conveyor to a point where the second conveyor intersects with the third conveyor,
The second conveyor is disposed on the upper side of the second conveyor and arranged in parallel with the moving shipping box,
The opening /
A support plate disposed above the third conveyor,
A pivot arm disposed on the support plate and pivoting about a pivot axis in the middle and having opposite ends,
An actuator connected to one end of the pivot arm,
And an opening / closing member connected to the other end of the pivoting arm and extending toward the path of the stacking tray,
Wherein the actuator rotates the pivoting arm about the pivot center axis when the sensing means senses an empty tray, and when the pivoting arm rotates about the pivot axis, the opening and closing member connected to the other end of the pivoting arm, Withdraws from the path of the tray, opens the path of the stacking tray,
And a link bar rotatably connecting one end of the pivot arm with the end of the pivot arm through the slot, wherein the link bar is provided with a slot formed in the end of the actuating rod of the actuator,
Wherein the actuator rotates around a rotation axis on a plane of the support plate. delete delete delete delete The method according to claim 1,
Further comprising a guide member disposed at a position where the first conveyor or the third conveyor intersects with the second conveyor. The method according to claim 6,
Wherein the guide member is provided at one end thereof with a recess capable of receiving the opening / closing member, so that when the opening / closing member is retracted from the path of the stacking tray, the guide member is housed in the recess.

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