JPWO2020022896A5 - - Google Patents

Claims (25)

For sorting products, including a central control system and a number of consecutive combinations of elongated carriers and pusher bodies that are moveable in the direction of travel along a path with multiple sorting positions. With respect to the sorting system, the carriers extend parallel to each other and perpendicular to the moving direction, each of the carriers is configured to carry the products to be sorted, the sorting system having the combination in the path. Further provided with a displacement device for moving along the moving direction, each combination extends perpendicular to the moving direction and for lowering the product carried by the carrier from the carrier by the pusher body. The onboard drive device for moving the pusher body in the sorting direction along the carrier is further provided with an onboard displacement device, and the products to be sorted from the central control system are unloaded from the carrier. A sorting system including an onboard control system configured to receive destination data regarding the sorting position that drives the onboard drive device to that extent.
The sorting system provides at least a distance parameter with respect to the distance between the pusher body of the combination in which the carrier carries the sorted products and the sorted products carried by the carrier, as viewed from the sorting direction. The onboard control system includes a distance determining device that determines and transmits the distance parameter to the onboard control system, the onboard control system being configured to control the combination of the onboard drive devices based on this distance data. Ori,
The distance determining device includes an onboard distance determining device comprising a sensor assembly with at least one sensor for at least some of the combinations, the onboard distance determining device determining the distance parameter and said. A sorting system configured to send distance parameters directly to the onboard control system. The distance determination device is also configured to determine an attitude parameter related to the orientation of the sorted product carried by the carrier with respect to the movement direction, and the onboard control system is based on this attitude parameter. The sorting system according to claim 1, wherein the onboard drive device of the combination is controlled. The sorting system according to claim 1 or 2, wherein the distance determining device includes an onboard distance determining device for each combination. The sorting system according to any one of claims 1 to 3, wherein the sensor of the sensor assembly of the onboard distance determining device of the combination forms a part of the pusher body of the combination. The sorting system according to any one of claims 1 to 3, wherein the sensor of the sensor assembly of the onboard distance determining device of the combination forms a part of the carrier of the combination. The sorting system according to any one of claims 1 to 5, wherein the sensor assembly of the combination onboard distance determining device includes at least two sensors arranged one after another when viewed from the moving direction. The onboard distance determining device of the combination is viewed from a direction parallel to the sorting direction so that the distance between the pusher body and the sorted product carried by the carrier of the combination can be determined. The sorting system according to any one of claims 1 to 6, which is configured on both sides of the pusher body of the combination. The sorting system of claim 7, wherein the sensor assembly of the combination onboard distance determination device comprises at least two sensors on either side of the pusher body of the combination as viewed in a direction parallel to the sorting direction. At least for the sensor assembly of the onboard distance determining device belonging to the combination to reflect a signal received from the sorted product carried by the carrier of the combination in the direction of the sensor of the sensor assembly or at least the sensor. The sorting system according to any one of claims 1 to 8, further comprising a mirror body having one mirror surface. The sensor assembly comprises a mirror body having at least two mirror surfaces, or two mirror bodies each having at least one mirror surface, wherein the two mirror surfaces of the at least two mirror surfaces are parallel to the sorting direction. The sorting system according to claim 9, which is configured to reflect signals received from two opposite directions extending in. 10. The sorting system of claim 10, wherein some of the mirror bodies of the sensor assembly of the onboard distance determination device belonging to the mirror body or combination form part of the pusher body of the combination. 13. The listed sorting system. Each onboard distance determining device in the combination comprises an onboard locating unit, wherein the onboard locating unit relates to the position of the combination with respect to the carrier of the combination as viewed from the sorting direction of the pusher body of the combination. The onboard distance determination device is configured to determine a position parameter and transmit the position parameter to the onboard control system, wherein the onboard distance determining device forms part of the carrier of the combination of the carrier. The presence sensors include presence sensors provided distributed in at least one row over the entire length, the presence sensors detecting whether the sorted product is placed on the carrier at each of the presence sensor sites. The distance determination device is configured to transmit presence data related to the presence of the product sorted by the site of each presence sensor to the onboard control system, and the distance determination device is based on the presence data and the position parameter. The sorting system according to any one of claims 1 to 12, which is configured to determine the distance parameter. 13. The sorting system of claim 13, wherein the presence sensors are provided in at least two parallel rows. The sorting system according to claim 13, wherein the presence sensor is a pressure sensor. The sorting system according to claim 13, wherein the presence sensor is an optical sensor. The sorting system according to any one of claims 13 to 16, wherein the average distance between adjacent presence sensors is up to 6 cm. The sorting system according to any one of claims 1 to 17, wherein the distance between the centers of adjacent carriers as viewed from the moving direction is between 10 cm and 40 cm. The distance determining device includes an offboard distance determining device installed along the path, and the offboard distance determining device is sorted to be carried by the combination of the pusher body and the respective combination of the carriers. The sorting system according to claim 1 or 2, which is configured to determine a distance to and from a product and transmit distance data about this distance. 19. The sorting system of claim 19, wherein the offboard distance determination device comprises a camera installed on the path. A method using the sorting system according to any one of claims 1 to 20.
The sorted product is supplied to the sorting system so that the sorted product is carried by at least two adjacent carriers of the related combination.
The onboard control system of the combination of the central control system receives destination data related to the sorting position from which the product to be sorted by the pusher body should be extruded from the combination of the carriers of the combination.
The distance parameter is determined by the distance determining device, and the distance parameter is determined.
The distance determination device transmits the distance parameters to the onboard control system.
Based on the distance parameter, the onboard control system causes each pusher shoe in the combination to move continuously in the sorting direction towards the product to be sorted in the first step and to be sorted in the second step. A method of controlling the onboard drive of the combination to contact the product and push the sorted product out of the associated carrier in the sorting direction in a third step. 21. The method of claim 21, wherein in the second step, the speed at which the pusher shoe comes into contact with the sorted product is 1.5 m / sec or less, preferably 1.0 m / sec or less. The method according to claim 21 or 22, wherein the maximum speed of the pusher shoe as seen from the sorting direction in the third step is faster than the speed of the pusher shoe in contact with the product to be sorted in the second step. One of claims 21 to 23, wherein the maximum speed of the pusher shoe seen from the sorting direction in the third step is faster than the maximum speed of the pusher shoe seen from the sorting direction in the first step. The method described in. The onboard control system, based on the distance parameter, has at least one of the pusher shoes in the combination between the start of the first stage and the second stage, or between the second stage and the third stage. 21. 24. The invention of any one of claims 21-24, which controls the combination of said onboard drives so that they are stationary with respect to the associated carrier during any of the terminations of the above. Method.