JP4920841B2 - Fruit and vegetable picking body for fruit and vegetable automatic sorting device, fruit and vegetable automatic sorting device and fruit and vegetable automatic sorting method - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to a fruit vegetable mounting body for an automatic sorting device, a fruit vegetable automatic sorting device, and a fruit vegetable automatic sorting method for sorting various fruit vegetables according to standards (equal class) such as size, shape, sugar content, etc. It is suitable for sorting fruit and vegetables such as tomatoes, peaches, pears, melons, and rice cakes.
[0002]
[Prior art]
There have been various devices for sorting fruit vegetables such as tomatoes.
FIG. 6 shows an example, in which a large number of trays 2 are connected to an endless transport belt (chain) 1, and each tray 2 is tiltable in a lateral direction in the transport direction. The tomato 3 is hand-mounted and transported with the saucer 2 facing up, the weight and shape are measured to determine the equal class, and the saucer 2 at the fruit vegetable acceptor (belt conveyor or table) 4 to be discharged. , And the tomato 3 on it is tumbled onto the fruit vegetable acceptor 4 on the side of the conveying line and discharged.
[0003]
As another example, there is a method in which fruit vegetables are transported on a tray-like tray that is transported for free, the equal classes are discriminated, and the trays are sorted for each tray according to the equal classes.
[0004]
[Problems to be solved by the invention]
In the sorting device of FIG. 6, since the tomato 3 falls down and is discharged to the fruit vegetable acceptor 4, the tomato 3 rolls and its surface is damaged, or it rolls momentarily and hits another tomato 3 to hurt each other. . In the case of tomato 3, since it is often shipped before ripening, the problem of pain has not been greatly raised up to now, but pain may occur when selecting ripe tomatoes or depending on the variety. Also, it cannot be used for sorting peaches etc. that are expected to be automatically sorted.
[0005]
The free tray sorting device can sort while tomatoes are placed on the trays, so there is no pain, but the number of trays that sort tomatoes by tray, pool them in each sorting area, and stay in each sorting area However, if a large amount of surplus trays are not pooled, empty trays cannot be supplied in time, and a pool line for this purpose is required. However, when a large pool line is provided, there is a problem that the installation area of the facility becomes large. Also, the tray transport line is not long, and troubles are likely to occur in the line. In addition, the juice flowing out of the damaged tomato adheres to the tray or line, causing trouble or trouble.
[0006]
[Means for Solving the Problems]
The fruit and vegetable pick-up body for the fruit and vegetable automatic sorting apparatus of the present invention carries the fruit and vegetables on the fruit and vegetable carrier in the supply part of the fruit and vegetable transportation line in which a large number of fruit and vegetables are mounted on the endless carrier, and the fruit and vegetables are transported during the transportation. In the fruit-powder mounting body of the fruit and vegetable automatic sorting device that measures the measuring unit and discriminates the equal class etc., distributes the fruit and vegetables on the fruit and vegetable mounting body based on the discrimination result, and sends them to the transport direction side of the transport line. Is provided with a conveyor belt that can be reciprocally rotated on the side of the conveyance direction of the conveyance line, and provided with a receiving portion on which the vegetable can be placed on the conveyance belt. A partition is provided at the rear, the partition projects upward from the receiving portion, moves in the forward rotation direction with the forward rotation of the transport belt, and returns to the reverse rotation direction with the reverse rotation. It is. The receiving part of the conveyor belt may include a receiving member on which fruit vegetables can be placed.
[0007]
In the fruit vegetable automatic sorting apparatus of the present invention, fruit vegetables are placed on the fruit vegetable carrier in the supply part of the fruit vegetable transportation line in which a large number of fruit vegetables are attached to the endless carrier, and the fruit vegetables are measured by the measuring unit during the transportation. In the fruit and vegetable automatic sorting device that discriminates the equal class etc., sorts the fruits and vegetables on the fruits and vegetables on the basis of the discrimination results and sends them to the side in the transport direction of the transport line, the fruit and vegetables mount is the claim 1 or claim. 2. A fruit carrier for automatic fruit vegetable sorting apparatus according to 2, wherein the plurality of fruit vegetables are arranged such that the receiving parts move in a line or substantially in a line in the conveyance direction to convey the fruit vegetables, and a conveyance belt is identified during conveyance. and forward rotation in the transport direction laterally on the basis of the result of feeding the conveyance direction side of fruit vegetables on said receiving portion, the said conveyor belt feed, during movement of the conveying direction after delivery, the receiving portion One line or almost one line in the transport direction As it lined, and rotates back to the forward rotation and reverse direction. A plurality of fruit vegetable acceptors are arranged on the side of the fruit vegetable conveyance direction, the fruit vegetable acceptors are arranged at intervals in the conveyance direction, and the fruit vegetables delivered from the fruit vegetable carrier are pooled in the fruit vegetable acceptor. You can also. The fruit vegetable acceptor can be rotated each time fruit and vegetables are delivered from the fruit and vegetables body so that the fruit and vegetables delivered from the fruit and vegetables body can be pooled.
[0008]
In the fruit vegetable automatic sorting method of the present invention, fruit vegetables are loaded on the fruit vegetable carrier in the supply part of the fruit vegetable transportation line in which a large number of fruit vegetables are attached to the endless carrier, and the fruit vegetables are measured during the transportation by the measuring unit. In the fruit vegetable automatic sorting and feeding method that discriminates the equal class etc., sorts the fruit vegetables on the fruit vegetable carrier on the basis of the discrimination result, and sends them to the conveyance direction side of the conveyance line, the conveyance belt capable of reciprocating rotation of the fruit vegetable carrier The fruit vegetables placed on the receiving part of the fruit are transported in a line or substantially in a line in the transport direction, the equal classes of the fruit vegetables are determined during the transport, and the transport belt is determined based on the determination result during the transport of the fruit vegetables. The fruits and vegetables on the receiving part are rotated forward in the conveying direction, and the fruit vegetables on the receiving part are sent out in the conveying direction side, and the conveying belt that has been rotated forward is moved in the direction opposite to the forward rotation during the movement in the conveying direction after the sending. Rotate it back to bring the receiving part back Back to location, the receiving portion of the plurality of fruit vegetables loaded member in the transport direction is intended to align in a line or substantially a line. It is also possible to pool the fruits and vegetables sent out from the fruit and vegetable support body to the side in the transport direction based on the determination result in two or more fruit and vegetable acceptors arranged at intervals in the transport direction side of the fruit and vegetable transport line. It is also possible to move the fruit vegetable acceptor every time the fruit vegetables are delivered from the fruit vegetable carrier, and pool the fruit vegetables to be delivered to the fruit vegetable acceptor.
[0009]
DETAILED DESCRIPTION OF THE INVENTION
FIG. 1 is a plan view partially showing an embodiment of an automatic fruit vegetable sorting apparatus of the present invention, which is an example of sorting tomatoes. Reference numeral 1 in FIG. 1 denotes a chain (endless transport belt) that is advanced in the direction of arrow a by a driving mechanism (not shown), and two chains are provided in parallel. Reference numeral 2 in FIG. 1 denotes a fruit and vegetable body on which the tomato 3 is placed and conveyed, and is connected to the chain 1 at equal intervals in a row, and proceeds in the direction of arrow a in the figure. In FIG. 1, a part A of the tomato supply unit for placing the tomatoes 3 on the fruit and vegetables mounting body 2 which is the front side portion in the transport direction, and a measuring device such as a camera for measuring the equal class of the tomatoes 3 are installed. Only one of the measuring section B and the pool belt conveyor (fruit vegetable acceptor) 4 for sorting the tomatoes 3 into equal classes is shown. As shown in FIG. 3, the overall structure is wide so that the tomato 3 can be placed on the fruit vegetables 2 with several hands, and the belt conveyor 4 for the pool is also spaced at a predetermined interval. Many of them are provided, and the entire apparatus is very long.
[0010]
As shown in detail in FIGS. 2 (a) to 2 (c), the fruit and vegetable mounting body 2 of FIG. 1 has a frame 10 that is attached so as to straddle two chains 1, and both ends of the frame 10 in the width direction. Rotating rollers 11a and 11b are rotatably attached to the rotating rollers 11a and 11b, and a stainless steel conveyor belt 12 is wound around the rotating rollers 11a and 11b. A tray-shaped receiving member 13 for mounting the tomato 3 is attached to the surface of the belt located on the upper portion of the conveying belt 12. The receiving member 13 is made of a flexible elastic material, and bends without resistance together with the conveyor belt 12 when the rotating roller 11a is bent. The receiving member 13 has a diameter of about 10 cm so that a large tomato 3 can be placed without difficulty. Moreover, since there is elasticity, the tomato 3 that is placed does not hurt, and vibration during transportation is also absorbed, so it does not hurt. On the other hand, a rubber partition member 17 is attached to the upper portion of the conveyor belt 12. Further, a plate member 16 is disposed on the back of the upper conveyor belt 12 so as to be fixed to the frame 10 so that the load of the tomato 3 on the conveyor belt 12 can be received by the plate member 16. In addition, when a heavy load is applied, a rotatable free roller may be spread over this portion.
[0011]
A driving pin 14 provided for rotationally driving the conveyor belt 12 projects downwardly from the belt located at the lower portion of the conveyor belt 12. The drive pin 14 passes through a slit-like long hole 15 elongated in the width direction of the frame 10 and protrudes to the lower side of the frame 10. The lower end of the drive pin 14 is connected to each oblique guide rail 20 provided on the lower side of the traveling line of the fruit and vegetable pick-up body 2 where the fruit and vegetable receiving body 4 shown in FIGS. ), And can be moved along the guide rail 20.
[0012]
As shown in FIG. 2 (a), a switching pin that is rotated by a device such as a solenoid or an air cylinder and can be switched at high speed between state A and state B is provided at the tip of each oblique guide rail 20 in FIGS. 21 is provided, and when in the state D, the drive pin 14 goes straight without contacting the oblique guide rail 20, and when in the state C, the drive pin 14 contacts the switching pin 21 and passes through the same pin 21 to form the oblique guide rail. The drive pin 14 is slid laterally in the conveyance direction by the oblique guide rail 20 to rotate the conveyance belt 12. The sliding amount of the drive pin 14 by the oblique guide rail 20 is about 12 cm, so that the tomato 3 on the conveyor belt 12 can be reliably discharged from the end on the rotating roller 11 a side by rotating the conveyor belt 12 about 12 cm. It is. This oblique guide rail 20 starts from a position slightly on the front side of each pool belt conveyor 4 and ends at about the center in the width direction of the receiving body 4. The tomato 3 can be transferred to the pool belt conveyor 4 at the position just in the center of the width of the pool belt conveyor 4. Further, the end of the pool belt conveyor 4 provided to face the conveyor belt 12 is an edge type (those having a small roller diameter) so that the transfer of the fruit and vegetables mounting body 2 from the conveyor belt 12 to the pool belt conveyor 4 is performed smoothly. ) So that the valley between the conveyors is small, and the pool belt conveyor 4 is lowered from the upper surface of the conveyor belt 12 of the fruit and vegetables mounting body 2 by about 2 to 3 mm. The belt conveyor 4 for the pool is configured so that the belt is advanced by about 10 cm each time the tomato 3 is sent out from the fruit and vegetable carrier 2, and the tomato 3 that is sent out is drawn to the own side so that the tomato 3 is smooth. The tomatoes 3 can be efficiently pooled because they do not rotate when the tomatoes 3 do not come.
[0013]
Note that the switching operation of the switching pin 21 in FIG. 2 is controlled based on the discrimination signal generated by the measuring unit B in FIGS. 1 and 3. For example, the equal class of the tomato 3 is AM. When it is determined, the switching pin 21 provided at the pool belt conveyor 4 that accepts the AM tomato 3 operates to deliver the tomato 3 to the pool belt conveyor 4 for pooling the AM. It has become. 1, 2, and 3 show only the oblique guide rail 20 that moves the conveyor belt 12 of the fruit and vegetables mounting body 2 in the direction of arrow b in FIG. 2A, the apparatus of the present invention has an arrow. A reversely inclined guide rail is also provided to return the conveyor belt 12 advanced in the direction b to the original position.
[0014]
(Other embodiments)
As shown in FIG. 4, a round hole 31 having a diameter of about 2 or 3 cm is opened on the belt surface of the upper portion of the conveyor belt 12 in FIG. The round hole 30 can be opened so that a series of round holes 30 and 31 can be formed at the center of the portion where the tomato 3 is placed. The round holes 30 and 31 also have a role of discharging the liquid oozed out from the tomato 3 downward. However, when performing discrimination of equal classes using a transmission-type sugar content sensor, a downward projection is performed from directly above the tomato 3. The sugar content can be effectively detected by observing the transmitted light of the light through the round hole with the light receiving element. In addition, by providing a series of round holes 30 and 31, the lower part of the tomato 3 can be sunk further downward. Therefore, the thickness of the receiving member 13 itself is reduced, and the flexibility of the receiving member 13 is reduced. Can increase the sex.
[0015]
As shown in FIG. 5, the receiving member 13 provided on the conveying belt 12 in FIG. 2 forms a large number of lateral grooves 32 in a direction perpendicular to the traveling direction of the conveying belt, whereby the receiving member 13 rotates the rotating roller 11a. The flexibility at the time can also be improved.
[0016]
In the case of carrying and sorting such as melon and small ball watermelon, the size of the receiving member 13 can be increased and the thickness can be increased by using a combination of the round holes 30 and 31 in FIG. 4 and the lateral groove 32 in FIG. Flexibility can also be improved.
[0017]
As the conveyor belt 12 in FIG. 2, a general cloth belt can be used in addition to a stainless steel belt. As a special example, Caterpillar (registered trademark) formed by connecting a large number of strip-shaped resin members. A structure having the following structure can be used. In the latter case, the receiving member 13 is not provided as a separate member on the surface of the belt, and a tray-shaped receiving portion can be provided by providing irregularities on the surface portion of the strip-shaped resin member itself.
[0018]
Further, in the fruit vegetable automatic sorting apparatus of the present invention, instead of adopting a general belt conveyor as the fruit vegetable accepting body 4, the fruit and vegetable feeding mechanism described in "Fruit and vegetable feeding mechanism in the fruit and vegetable sorting apparatus of Japanese Patent Application Laid-Open No. 2001-130741" is used. When used, the tomatoes 3 sorted more efficiently can be pooled, and the fruit selection efficiency can be improved.
[0019]
【Effect of the invention】
According to the present invention, the fruit vegetables 3 are supported on the conveyor belt 12 and the conveyor belt 12 is advanced in the left-right direction orthogonal to the advancing direction of the fruit vegetables mounting body 2 to move the fruit vegetables 3 to the fruit vegetable acceptor 4 on the side of the conveyance line. Since the upper surface of the fruit vegetable accepting body 4 is set to be the same as or slightly lower than the upper surface of the conveying belt 12 and the end portion of the fruit vegetable accepting body 4 is provided close to the end portion of the conveying belt 12 on the fruit vegetable discharging side, The transfer of the fruit 3 from the body 2 to the fruit undertaker 4 becomes a parallel movement, and it does not hurt due to falling when changing, and it does not roll and collide with other fruit vegetables 3. A sorting device can be provided.
[0020]
According to the present invention, the fruit and vegetables mounting body 2 includes the frame 10 connected to the endless transport belt 1, the rotatable rotating rollers 11a and 11b attached to the left and right two positions of the frame 10, and the rotating rollers 11a, 11b, and a drive pin 14 projecting downward from the lower belt of the conveyor belt 12, and the pin 14 is provided on the lower side of the fruit and vegetables mounting body 2. In addition, the conveyor belt 12 can be driven to reciprocate by sliding in the left-right direction perpendicular to the conveying direction of the fruit and vegetable carrier 2 by the guide rail 20, so that the conveying belt 12 of the fruit and vegetable carrier 1 is used by utilizing the force of the endless conveying belt 1. Further, the amount of movement of the conveyor belt 12 can be easily and accurately set by the length and inclination of the guide rail 20.
[0021]
According to the present invention, since the flexible and elastic receiving member 13 that can receive and support the lower part of the fruit vegetables 3 is attached to the surface of the conveyor belt 12, it is easy to place the fruit vegetables 3 and during the conveyance. There is no shaking or rolling.
[0022]
[Brief description of the drawings]
FIG. 1 is a plan view showing an embodiment of an automatic vegetable vegetable sorting apparatus according to the present invention, partially showing a supply unit, a measurement unit, and a fruit vegetable acceptor.
FIG. 2A is a plan view of a fruit and vegetable mounting body, FIG. 2B is a sectional view taken along line BB in FIG. 2A, and FIG. 2C is a sectional view taken along line AA in FIG.
FIG. 3 is an overall plan view of an automatic vegetable vegetable sorting apparatus according to the present invention.
FIG. 4 is a second example of a receiving member in a fruit and vegetable body, (a) is a plan view, and (b) is a cross-sectional view.
FIG. 5 is a third example of a receiving member in a fruit and vegetables mounting body, (a) is a plan view, and (b) is a cross-sectional view.
FIG. 6 is a partial plan view of a conventional fruit vegetable automatic sorting apparatus.
[Explanation of symbols]
DESCRIPTION OF SYMBOLS 1 Endless conveyance belt 2 Fruit and vegetable mounting body 3 Fruit and vegetable 4 Fruit and vegetable receiving body 10 Frame 11 Rotating roller 12 Conveying belt 13 Receiving member 14 Drive pin

Claims (8)

In the supply section of the fruit and vegetable transport line in which a large number of fruit and vegetables are mounted on the endless transport body, the fruit and vegetables are transported on the fruit and vegetable transport body, and during the transport, the fruit and vegetables are measured by the measuring section to determine the equal class, etc. In the fruit vegetable mounting body of the fruit vegetable automatic sorting device that distributes the fruit vegetables on the fruit vegetable loading body based on the determination result and sends them to the side of the conveying direction of the conveying line,
The fruit and vegetables mounting body is provided with a conveyor belt that can reciprocately rotate on the side of the conveyor line in the conveyance direction, and a receiving portion on which the fruit and vegetable can be placed is provided on the conveyor belt. A partition body is provided at the rear in the forward rotation direction , the partition body projects upward from the receiving portion, moves in the forward rotation direction with the forward rotation of the conveyor belt, and returns in the reverse rotation direction with the reverse rotation. fruit vegetable automatic Sorting apparatus for fruit vegetables loaded body, characterized in that return to.   2. The fruit and vegetable picking body for automatic fruit and vegetable sorting apparatus according to claim 1, wherein the receiving portion of the conveyor belt includes a receiving member on which the fruit and vegetable can be placed. In the supply section of the fruit and vegetable transport line in which a large number of fruit and vegetables are mounted on the endless transport body, the fruit and vegetables are transported on the fruit and vegetable transport body, and during the transport, the fruit and vegetables are measured by the measuring section to determine the equal class, etc. In the fruit and vegetable automatic sorting device that sorts the fruit and vegetables on the fruit and vegetables on the basis of the determination result and sends them to the side of the conveying direction of the conveying line,
The fruit and vegetable pick-up body is the fruit and vegetable pick-up body for the automatic fruit and vegetable sorting device according to claim 1 or claim 2, and the plurality of fruit and vegetable pick-up bodies are moved along the conveying direction in a line or substantially in a line to move the fruit and vegetable. can convey a feed in the transport direction side of fruit vegetables on said receiving portion by the forward rotation in the transport direction laterally on the basis of the conveyor belt is determined result during transport, the transport belt feed is conveyed after delivery during movement in the direction, so that the receiving portions are arranged in a line or substantially a line in a conveying direction, the forward rotation and fruiting automatic selection apparatus characterized by rotating back in the opposite direction.   The fruit vegetable automatic sorting apparatus according to claim 3, wherein a plurality of fruit vegetable acceptors are arranged on the side of the fruit vegetable conveyance direction, the fruit vegetable acceptors are arranged at intervals in the conveyance direction, and the fruit vegetables delivered from the fruit vegetable carrier are An automatic fruit vegetable sorting apparatus characterized by being pooled in a fruit vegetable acceptor.   5. An automatic fruit vegetable sorting apparatus according to claim 4, wherein the fruit vegetable acceptor is rotated each time the fruit vegetables are delivered from the fruit vegetable carrier, and the fruit vegetables delivered from the fruit vegetable carrier can be pooled. In the supply section of the fruit and vegetable transport line in which a large number of fruit and vegetables are mounted on the endless transport body, the fruit and vegetables are transported on the fruit and vegetable transport body, and during the transport, the fruit and vegetables are measured by the measuring section to determine the equal class, etc. In the fruit vegetable automatic sorting and feeding method that sorts the fruit and vegetables on the fruit and vegetables on the basis of the determination result and sends them to the conveyance direction side of the conveyance line,
The fruit vegetables placed on the receiving part of the conveyor belt that can reciprocate and rotate the fruit vegetables are conveyed in a line or substantially in a line in the conveying direction, and the class of fruit vegetables is determined during the conveyance, and the fruit vegetables are being conveyed. The conveyor belt is rotated forward in the conveying direction based on the determination result, and the vegetables on the receiving portion are sent out in the conveying direction side, and the forwardly rotated conveying belt is moved in the conveying direction after the delivery. Fruit vegetables characterized by arranging the receiving parts of the plurality of fruit vegetable mounting bodies in a line or substantially in a conveying direction by rotating back in a direction opposite to the forward rotation during movement and returning the receiving parts to their original positions. Automatic sorting method.   7. The method for automatically selecting fruit vegetables according to claim 6, wherein two or more fruit vegetables are arranged at intervals in the transport direction side of the fruit transport line, wherein the fruit vegetables to be fed to the side in the transport direction from the fruit vegetable resting body based on the determination result. An automatic fruit vegetable selection method characterized by pooling in an acceptor.   8. The method for automatically selecting fruit and vegetables according to claim 7, wherein the fruit and vegetable acceptor is moved each time the fruit and vegetables are delivered from the fruit and vegetable body and the delivered fruit and vegetables are pooled in the fruit and vegetable acceptor.

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