JP2009140392A - Nesting device - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a nesting device which can find the sorting destination of a component sheet metal from information of nesting result and which is superior in versatility. <P>SOLUTION: The nesting device is provided with: a component shape data storage means 2 which stores shape data F1 of each component sheet metal (w) to be collectively nested at a time; and a sorting destination information storage means 4 which stores information F2 on the sorting destination of each component sheet metal (W). The nesting device is also provided with: a component arrangement means 5 which arranges the shape of the component sheet metal (w) with respect to the shape of the raw material sheet metal (W) according to a predetermined rule; and a sorting destination information adding means 6 which adds information on the sorting destination of each component sheet metal (w) stored in the sorting destination information storage means 4 to the component arrangement result information F3. <P>COPYRIGHT: (C)2009,JPO&INPIT

Description

  The present invention relates to a nesting apparatus that performs nesting of the arrangement of component plate materials with respect to a raw material plate material when creating a processing program or the like in a plate material processing machine such as a punch press or a laser processing machine, and in particular, for sorting component plate materials after processing. Regarding considerations.

  A plate material processing machine such as a punch press or a laser processing machine is controlled by a numerical control device according to a processing program. When a plurality of component plate materials are cut from the material plate material by such a plate material processing machine, nesting for determining the arrangement of the component plate materials with respect to the material plate material is performed when a processing program is created by an automatic programming device.

  Each part board cut out by the board processing machine outputs information for each part board, for example, information on the part shape, and outputs the information for delivery to the corresponding sorting destination. The destination has been decided. In the nesting stage, nesting is generally performed without considering such a sorting destination.

  For example, as shown in FIG. 4, when three parts plate materials w having the component types “part A”, “part B”, and “part C” are cut out from the material plate material W, the sorting destination is selected at the nesting stage. Nesting without consideration. The component plate material w processed by the plate material processing machine is sorted into different carts 50 for each component type, for example. The conveyance of the component plate material w from the plate material processing machine to the carriage w is performed by a plate material conveyance device (not shown) provided with a traveling body that adsorbs the component plate material w.

In addition to parts by shape, it is also proposed to create everything from nesting to plate material transfer device programs, such as sorting by next process, delivery date, product group, etc. (For example, Patent Document 1).
Japanese Patent No. 2830823

In the conventional sorting method shown in FIG. 4 and the like, the sorting destination can be determined based on information unique to the component plate material such as the shape of the component plate material w, but information that is not unique to the component plate material w, for example, a plurality of component plate materials w is a single box. Etc., and cannot be sorted into units such as shipping destinations when it is desired to sort into a set.
The apparatus of Patent Document 1 is excellent in that it automatically generates up to a conveying program of a plate material conveying apparatus and can perform sorting according to the purpose. However, since the conveying program is created, it can be applied only to a specific type of plate material conveying apparatus, and there is a problem that the versatility of the automatically generated nesting result is low.

An object of the present invention is to provide a nesting device that can be known from information on nesting results to a sorting destination of component plate materials and is excellent in versatility.
Another object of the present invention is to further enhance the versatility regarding the use of sorting destination information added to nesting results.

The nesting device according to the present invention is a nesting device that performs nesting, which is a process of arranging the shape of the component plate material (w) with respect to the shape of the material plate material (W), and the shape data of each component plate material (w) to be nested Component shape data storage means (3) for storing (F1) and sorting destination information storage means for storing information on the sorting destination for each component plate material (w) stored in the component shape data storage means (3) ( 4) and the shape (Gw) of the component plate material (w) with respect to the shape (GW) of the material plate material (W) for all the component plate materials (w) stored in the component shape data storage means (3). The component arrangement means (5) arranged according to the predetermined rule (R) and the component arrangement result information (F3) arranged by the component arrangement means (5) are stored in the sorting destination information storage means (4). Each component board And a sort-destination information adding means for adding (w) each sorting destination information (F2) (6).
According to this configuration, for the part placement result information (F3) placed by the part placement means (3), the sorting destination information adding means (6) performs sorting destination information (F2) for each component plate material (w). ) Is added, and sorting part-attached part placement result information (F4) is created. For this reason, the sorting destination-attached component arrangement result information (F4) can be known to the sorting destination of the component plate material (w), and subsequent sorting can be easily performed. In this case, in order to generate information (F4) to which the sorting destination information is added to the component placement result information (F3), the sorting destination information is added unlike the case where the transfer program is automatically generated from the nesting result. The versatility of the component placement result information (F4) is excellent.

In this invention, the information (F2) of the sorting destination is carried out by a plate material conveying device (10) from a plate material processing machine (9) that cuts out a component plate material (w) from the material plate material (W). Cargo destination cart identification information for identifying which cart (11) of the carts (11) that are the export destinations may be used.
If the information (F2) of the sorting destination is information for identifying the cart (11) as the destination, the same sorting destination information (F2) can be used for various sorting purposes depending on the operation mode that uses the plurality of carts (11). It can be used and becomes more versatile. In other words, if the sorting destination is designated as the cart (11), for example, the cart operation form such as whether the cart (11) is divided by the post-process, the shipping destination, or the delivery date is different, Various sorts such as by post-process, by ship-to party, and by delivery date can be performed.

A nesting device according to the present invention is a nesting device that performs nesting, which is a process of arranging a shape of a component plate material with respect to a shape of a material plate material, and a component shape data storage unit that stores shape data of each component plate material to be nested The shape of the material plate material for all the component plate materials stored in the component shape data storage means, and the sorting destination information storage means for storing the information of the sorting destination for each component plate material stored in the component shape data storage means The component placement means for placing the shape of the component plate material in accordance with a predetermined rule, and the component placement result information placed by the component placement means for each component plate material stored in the sorting destination information storage means Since there is a sorting information adding means for adding sorting information, it is possible to know from the component placement result information to the sorting destination of the parts plate material. Location result information becomes excellent in versatility.
The information of the sorting destination identifies which one of a plurality of carts to be carried out by a plate material conveying device from a plate material processing machine that cuts out a component plate material from the material plate material. In the case of the delivery destination cart identification information, the versatility of using the sorting destination information added to the nesting result is higher.

  An embodiment of the present invention will be described with reference to FIGS. This nesting device is provided in the automatic programming device 1 that generates a processing program 8 for controlling the plate material processing machine 9.

The plate material processing machine 9 is a device capable of processing a plurality of component plate materials w from the material plate material W, and includes a punch press or a laser processing machine. The plate material processing machine 9 is controlled by a processing machine control device 12 including a computer-type numerical control device and a programmable controller. The processing program 8 is executed by the processing machine control device 12.
The component plate material w processed by the plate material processing machine 9 is unloaded to a predetermined unloading place by the plate material conveying device 10. For example, a plurality of carts 11 are arranged side by side at a predetermined carry-out place, and the plate material transport device 10 is capable of distributing the component plate materials w to the plurality of carts 11. The cart 11 has a plate material placing portion on which a plate material is placed, and can convey the plate material, and includes a pallet with wheels or no wheels. The plate material processing machine 9 is controlled by a conveyance control device 13 including a computer-type programmable controller or the like.

  FIG. 2 shows specific examples of the plate material processing machine 9 and the plate material conveying device 10. In this example, the plate material processing machine 9 is a turret punch press, and includes a turret 22 on which a punch tool 21 is mounted, a punch drive mechanism (not shown) for moving the punch tool 21 up and down at a processing position Q, and a plate material feed mechanism. 23. The plate material feeding mechanism 23 is a mechanism for holding the material plate material W on the table 24 by the work holder 27 and moving it back and forth and left and right. A carriage 25 that moves back and forth (Y direction) is provided with a cross slide 26 that moves left and right. The work holder 27 is attached to the cross slide 26.

  The plate material conveying device 10 has a traveling body 30 mounted on a movable rail 29 that moves back and forth on the rail 28 so as to be movable left and right, and a plurality of vacuums that adsorb and hold the component plate material w and the material plate material W on the traveling body 30. A plate material gripping member 31 made of an array of suction pads is provided. A plurality (three in the illustrated example) of carts 11 are installed at a predetermined unloading location E so as to be able to go in and out. The plate material transporting device 10 can carry out the component plate material w by sorting to an arbitrary carriage 11 in the unloading location E by moving the movable rail 29 back and forth and moving the traveling body 30 left and right.

  In FIG. 1, an automatic programming apparatus 1 includes a computer and programs and data executed by the computer, and includes a part shape data storage means 3, a sortee information storage means 4, a parts placement means 5, a sortee information adding means 6, and An execution NC data converting means 7 is provided.

The component shape data storage means 3 is a means for storing the shape data F1 of each component plate material w to be nested together at one time. The shape data F1 of the component board material w is constituted by, for example, line data indicating the outer peripheral shape of the component board material w. For the same shape component plate material w classified as the same component type (for example, the component type name is “component A”), only one shape data F1 of the component plate material w is provided for the component type. Alternatively, the same shape data may be read out with information on the part type.
The sorting destination information storage unit 4 is a unit that stores sorting destination information F2 for each component plate material w stored in the component shape data storage unit 3. The sorting destination information F2 is provided for each piece of component board material w. The sorting destination information F2 is, for example, destination cart identification information (illustrated) for identifying which one of the plurality of carts 11 to be carried out from the plate material processing machine 9 by the plate material transporting device 10. In this example, the information is a distinction between “i”, “b”, and “c”).

  The shape data F1 of each component plate material w to be nested at once and the information F2 of the sorting destination of each component plate material w are given as production instruction information F0. The part shape data storage means 3 and the sorting destination information storage means 4 are constituted by each storage area of the production instruction information storage means 2 which is means for storing the production instruction information F0 given in this way.

  The component placement unit 5 sets the shape (Gw) of the component plate material w in accordance with a predetermined rule R with respect to the shape GW (FIG. 3) of the material plate material W for all the component plate materials w stored in the component shape data storage unit 3. It is a means for placing, and generates and outputs component placement result information F3 that is the placement result. The data of the shape GW of the material plate material W may be provided in the component arranging means 5, and a material shape data storage means (not shown) is provided separately from the component arranging means 5, and from this storage means You may make it call.

  The predetermined rule R includes a rule for maximizing the yield, a rule for setting the distance between the component plate materials w or the outer periphery of the material plate material and the component plate material w to be a set distance or more, and the origin position of the material plate material W ( For example, there is an arrangement order setting rule indicating in which direction the component plate material w is arranged from the left front corner of the material plate material. Further, as the predetermined rule R, there is a rule for nesting a plurality of material plate materials W when all the component plate materials w cannot be nested with respect to one material plate material W.

  FIG. 3 shows an example of the component placement result. In this example, the shape Gw of the component plate material w of three pieces (9 pieces in total) each having the component types “component A”, “component B”, and “component C” is compared with the shape GW of the material plate material W The result of arrangement is shown. In the example of the figure, each component plate material w is illustrated as a rectangle, but the component plate material w may have any shape such as a triangle or a shape partially having a protruding piece or notch. The component arrangement result information F3 is a collection of line data, for example.

  The sorting destination information adding means 6 performs the sorting destination information for each component plate material w stored in the sorting destination information storage means 4 with respect to the component placement result information F3 which is information of the nesting result placed by the parts placing means 5. This is means for adding the information F2 to the sorting destination part arrangement result information F4. The component arrangement result information F3 is composed of a collection of line data as described above. However, since the component arrangement result information F3 is a collection of line data of the graphic Gw of each component plate material w, for example, for the line data for each component plate material w It is assumed that the sorting destination information F2 is associated with the information.

  The execution NC data converting means 7 is a means for converting the part-attached component placement result information F4 generated as described above into a machining program 8 in a format that can be executed by the processing machine control device 12. The machining program 8 includes an instruction part in which instructions composed of NC codes and the like are described in the order of execution, and a non-execution part in which non-execution data such as a plate thickness and annotation is described. The sorting destination information F2 in the sorting destination attached component arrangement result information F4 is described in the non-executed portion of the machining program 8.

According to the nesting apparatus having this configuration, since the sorting destination information adding unit 6 is provided as described above, the sorting destination information F2 for each component plate material w is compared with the component placement result information F3 arranged by the component placing unit 5. The sorting-advanced component arrangement result information F4 to which is added is created. According to the part placement result information F4 with sorting destination, not only the part placement result but also the sorting destination of the component plate material w can be known. By using the sorting destination information F2 by the transport control device 13 or a device that generates a transport control program (not shown) of the transport control device 13, the subsequent sorting can be easily performed.
In this case, in order to use the information F4 to which the sorting destination information is added to the component placement result information F3, the component placement result to which the sorting destination information is added is different from the automatic generation of the transfer program from the nesting result. This information F4 is excellent in versatility.

  Further, if the sorting destination information F2 included in the sorting destination attached component arrangement result information F4 is information for identifying the carry-out cart 11 as described above, the same sorting destination information F2 depending on the operation mode in which the plurality of carts 11 are used properly. Can be used for various sorting purposes, and the versatility becomes higher. That is, when the sorting destination is designated as the carriage 11, for example, by changing the operation mode of the carriage such as dividing the carriage 11 by the post-process, by shipping destination, or by delivery date, Various sorts such as by shipping destination and by delivery date can be performed.

It is a block diagram which shows the conceptual structure of the automatic programming apparatus and board | plate material processing equipment containing the nesting apparatus which concern on one Embodiment of this invention. It is a top view of an example of the plate material processing equipment. It is explanatory drawing which shows an example of component arrangement result information. It is explanatory drawing of a prior art example.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 ... Automatic programming apparatus 3 ... Part shape data storage means 4 ... Sorting destination information storage means 5 ... Part arrangement | positioning means 6 ... Sorting destination information addition means 8 ... Machining program 9 ... Plate material processing machine 10 ... Plate material conveyance apparatus 11 ... Cart 12 ... Processing machine control device 13 ... Conveyance control device F0 ... Production instruction information F1 ... Part plate material shape data F2 ... Sorting destination information F3 ... Part placement result information F4 ... Sorting destination part placement result information GW ... Material plate material shape Gw ... Component plate material shape W ... Material plate material w ... Component plate material

Claims (2)

  A nesting apparatus that performs nesting, which is a process of arranging the shape of a component plate material with respect to the shape of a material plate material, and stores component shape data storage means for storing shape data of each component plate material to be nested, and this component shape data storage means The sorting destination information storage means for storing the sorting destination information for each part board stored in the table, and the shape of the component board relative to the shape of the material board for all the parts board stored in the part shape data storage means The component placement means for placing each of the component plate materials stored in the sortee information storage means is added to the component placement means for placing the parts in accordance with a predetermined rule and the part placement result information placed by the part placement means. A nesting apparatus comprising: sorting destination information adding means.   The information of the sorting destination identifies which one of a plurality of carts to be carried out by a plate material conveying device from a plate material processing machine that cuts out a component plate material from the material plate material. The nesting device according to claim 1, wherein the nesting device is carry-out destination cart identification information.

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