JP6478238B2 - Picking system - Google Patents

Description

  The present invention relates to a picking system that can prevent erroneous insertion of articles.

  Conventionally, for example, a picking system described in Patent Document 1 is known.

  The conventional picking system includes storage means for storing articles, first collection container transport means for transporting a collection container into which articles picked from the storage means are input, and the first collection container transport. A second collection container transport means for transporting a collection container into which the article picked from the storage means is placed, and a collection container to which the picked article is to be placed from the storage means. Instruction means.

JP 2010-1152 A

  However, in the above conventional picking system, there is a possibility that an article is erroneously put into a collection container different from the collection container instructed by the worker due to, for example, misunderstanding of the worker.

  The present invention has been made in view of these points, and an object of the present invention is to provide a picking system that can prevent erroneous insertion of an article.

Billed to claim 1 picking system according includes a storage means which the article is stored, and an instruction means for instructing the insertion portion should be introduced picking the articles from the storage means, the charged instructed by the instructing means An erroneous insertion preventing means for preventing an erroneous insertion of an article into a charged part different from the part, the erroneous insertion preventing means comprising: an erroneous insertion preventing body whose position can be changed; and an attachment body having an elastic member attaching portion; A drive body that moves the attachment body, and the erroneous insertion prevention body is configured by an endless annular elastic member for preventing erroneous insertion having a hook portion, and the elastic member is configured so that the hook portion is elastic. It is detachably attached to the attachment body by being hooked on the member attachment portion.

The picking system according to claim 2 is a storage means for storing articles, a transport means for transporting a collection container into which articles picked from the storage means are loaded, and a picked article from the storage means. An erroneous input prevention means comprising: instruction means for indicating a collection container to be collected; and erroneous input prevention means for preventing erroneous input of articles into a collection container different from the collection container instructed by the instruction means Includes a position changeable erroneous insertion prevention body, an attachment body having an elastic member attachment portion, and a drive body for moving the attachment body, and the erroneous insertion prevention body is an endless annular erroneous insertion having a hook portion. The elastic member is configured to be detachably attached to the attachment body when the hooking portion is hooked on the elastic member attachment portion.

The picking system according to claim 3 , wherein the storage means for storing the article, the first collection container transport means for transporting the collection container into which the article picked from the storage means is placed, and the first collection A second collection container transport means for transporting a collection container disposed in parallel with the container transport means and into which the article picked from the storage means is input; and a collection to which the picked article from the storage means is to be input Instructing means for instructing a container, and erroneous input preventing means for preventing erroneous input of an article into a collection container different from the collection container instructed by the instruction means, A changeable erroneous insertion prevention body, an attachment body having an elastic member attachment portion, and a drive body for moving the attachment body, the erroneous insertion prevention body for preventing an erroneous insertion of an endless ring having a hooking portion. Composed of elastic members, Sexual member by the hook portion is hooked on the elastic member mounting portion, in which is mounted detachably on the mounting member.

  According to the present invention, it is possible to prevent an erroneous insertion of an article, and thus it is possible to prevent an operation error from occurring.

1 is a schematic partial plan view of a picking system according to an embodiment of the present invention. It is a partial top view of a picking system same as the above. It is a partial side view of a picking system same as the above. It is a partial side view of a picking system same as the above. It is V sectional drawing in FIG. It is VI sectional drawing in FIG. It is VII sectional drawing in FIG. It is a top view of the attachment part of an erroneous insertion prevention body. (A) And (b) is an effect explanatory view of a picking system same as the above. It is a fragmentary top view of the picking system concerning other embodiments of the present invention. It is a fragmentary top view of the picking system which concerns on other embodiment of this invention. It is a partial side view of the picking system which concerns on other embodiment of this invention. It is a fragmentary top view of the picking system which concerns on other embodiment of this invention. It is a partial top view of the erroneous insertion prevention means of a picking system same as the above. It is a partial side view of a picking system same as the above. It is A sectional drawing in FIG. It is B sectional drawing in FIG. It is C sectional drawing in FIG. (A) thru | or (c) is a schematic explanatory drawing of the picking system which concerns on further another embodiment of this invention. (A) thru | or (e) is a schematic explanatory drawing of the picking system which concerns on further another embodiment of this invention. It is a schematic explanatory drawing of the picking system which concerns on other embodiment of this invention. It is a schematic explanatory drawing of the picking system which concerns on other embodiment of this invention. (A) And (b) is a schematic explanatory drawing of the picking system which concerns on other embodiment of this invention. (A) And (b) is a schematic explanatory drawing of the picking system which concerns on other embodiment of this invention.

  An embodiment of the present invention will be described with reference to FIGS.

  In the figure, reference numeral 1 denotes a picking system that is a collection system. As shown in FIGS. 1 and 2, etc., the picking system 1 contains a plurality of articles W, for example, products, in a storage container B such as cardboard. The storage shelf 3 which is a horizontal direction longitudinal storage means having a plurality of storage units 2 stored in a closed state is provided.

  Further, the picking system 1 conveys a plurality of collection containers (input parts) A into which articles W picked by the worker X from the storage unit 2 of the storage shelf 3 are input along the longitudinal direction of the storage shelf 3. The first collection container transport means (collection line in the first row) 6 that is horizontally long and arranged in parallel with the first collection container transport means 6 are stored in the storage shelf 3 by the operator X. Horizontally-long second collection container transport means (second line collection line) for transporting a plurality of collection containers A into which the articles W picked from the section 2 are loaded along the longitudinal direction of the storage shelf 3 7).

  That is, the picking system 1 includes a plurality of rows, for example, two rows of conveying means 6 and 7 located in front of the storage shelf 3 in parallel with each other, and one of the first collection container conveying means (1 The conveyor 6 in the row is located closer to the storage shelf 3 than the second second collection container transport means 7 (conveyor in the second row) 7.

  Note that the collection container A that is an input portion is, for example, a container having a rectangular parallelepiped shape having an upper surface opening that opens upward. On each transport means 6, 7, the collection containers A are transported as a set of collection container groups, for example, a plurality of, for example, five, arranged in the transport direction in a state of being close to each other.

  The storage shelf 3 is composed of a plurality of zones (picking areas) Z arranged in the longitudinal direction. Each zone Z has a plurality of storage rows 2 in a plurality of rows, for example, 6 rows and 4 rows (see FIG. 2). It is composed of. The plurality of storage units 2 are not limited to 6 rows and 4 rows, and may be, for example, 5 rows and 3 rows, 4 rows and 4 rows, or the like.

  In the worker space 10 between the storage shelf 3 and the first collection container transport means 6, a worker X positioned corresponding to each zone Z is arranged, and one worker X Is responsible for one zone Z. For example, each worker X picks an article W from one designated storage section (storage section to be instructed) 2 in a plurality (for example, 24) of storage sections 2 in his / her zone Z, and the picked article W Is put into one designated collection container (collection container to be instructed) A among a plurality of (for example, 10) collection containers A corresponding to the self-zone Z on the two rows of conveying means 6 and 7. One worker X may be in charge of a plurality of zones Z, and a plurality of workers X may be in charge of one zone Z.

  Further, the storage shelf 3 is, for example, a fluid shelf, and has a frame body 11. The frame body 11 is provided with a plurality of storage units 2, and each storage unit 2 stores a plurality of articles W in a storage container B. Stored in state. Each storage unit 2 includes, for example, a plurality of free rollers arranged in a downwardly inclined manner from the rear side to the front side of the frame body 11 and the first storage among the plurality of storage containers B placed on the free rollers. It has a stopper that contacts the container B and restricts its movement.

  Then, when the first storage container B becomes empty, the worker X takes out the empty storage container B from the storage unit 2. Then, the subsequent storage container B moves forward on the free roller by its own weight until it comes into contact with the stopper. The replenishment of the articles W to the storage unit 2 is performed from the rear side of the frame 11.

  Further, as shown in FIG. 2, on the front surface of the frame 11 of the storage shelf 3, a plurality of storage unit side instructions for instructing the storage unit 2 in which the articles W to be picked are stored to the worker X. Means (shelf side instruction means) 15 are provided. That is, the picking system 1 includes storage unit side instruction means 15 positioned corresponding to each storage unit 2. Each storage unit side instructing means 15 is configured by a display (for example, an LED display) that indicates the storage unit 2 by lighting a predetermined color, for example.

  As shown in FIG. 3 and the like, the first collection container transport means 6 is configured by, for example, a belt conveyor that is a transport conveyor, and transports a plurality of collection containers A while rotating in a predetermined direction. It has an endless transport belt 22 that is placed on the surface 21 and tact-transports in the transport direction.

  The conveyor belt 22 is wound around a plurality of rollers 24 rotatably provided on the frame 23, and rotates in a predetermined direction based on power from a drive source (not shown) such as a motor. The conveyance surface 21 that is the upper surface of the conveyance belt 22 is disposed horizontally along a horizontal plane.

  The frame 23 includes a front side frame portion 25 that is in a rising shape and is substantially plate-like in close proximity to the side surface (side surface on the worker X side) of the first row of collection containers A on the conveyance surface 21 of the conveyance belt 22. Have.

  At the upper end portion of the front frame portion 25, an optical system detecting means 26 for detecting the insertion of the article W into the first row of collection containers A is provided. The detection means 26 is positioned corresponding to each collection container A on the transport surface 21 of the transport belt 22 when the transport belt 22 is stopped.

  Similar to the first collection container transport means 6, the second collection container transport means 7 is constituted by, for example, a belt conveyor that is a transport conveyor, and a plurality of collection containers A are rotated while rotating in a predetermined direction. It has an endless transport belt 32 that is placed on the transport surface 31 and tact-transports in the transport direction.

  The conveyor belt 32 is looped around a plurality of rollers 34 rotatably provided on the frame 33, and rotates in a predetermined direction based on power from a drive source (not shown) such as a motor. The conveying surface 31 that is the upper surface of the conveying belt 32 is disposed in an inclined manner along the inclined surface that gradually descends toward the worker X side, and the conveying surface 21 of the first collection container conveying means 6. It is arranged at a higher position.

  Further, the frame 33 is a rising and substantially plate-shaped intermediate frame (center) that is close to and faces one side surface (side surface on the worker X side) of the second row of collection containers A on the conveyance surface 31 of the conveyance belt 32. Frame portion) 35.

  At the upper end portion of the intermediate frame portion 35, an optical system detecting means 36 for detecting the insertion of the articles W into the second row collection containers A is provided. The detection means 36 is positioned corresponding to each collection container A on the conveyance surface 31 of the conveyance belt 32 when the conveyance belt 32 is stopped. Although not shown in the figure, an input completion notifying means such as a buzzer for notifying the worker X of the completion of the input is provided.

  Further, the frame 33 is a standing and substantially plate-like back that is close to and faces the other side surface (side surface opposite to the worker X side) of the second row of collection containers A on the conveyance surface 31 of the conveyance belt 32. A side frame portion 40 is provided.

  A common instruction means (a plurality of instruction means for instructing the worker X of the collection container A into which the article W picked from the storage section 2 of the storage shelf 3 is to be placed) Container side indicating means) 41 is provided. In other words, the picking system 1 is shared by both the first collection container transport means 6 and the second collection container transport means 7, and each picking system 1 on either side of the both transport means 6, 7 is used. A shared instruction means 41 for two rows (shared with a plurality of rows) located in a row corresponding to the product container A is provided.

  As shown in FIG. 1, the plurality of common instruction means 41 are provided only on the second collection container transport means 7 side of the transport means 6 and 7, for example, and are arranged in a row in the transport direction at intervals from each other. Are lined up. Each sharing instruction means 41 is configured by a display such as an LED display using LEDs as a light source.

  Then, each sharing instruction means 41, corresponding one of the two collection containers A (one in the first row and one in the second row), for example, the collection in the first row (labor side). When indicating the product container A, the first color (for example, red) is lit, and when indicating the other, for example, the second row (back side) of the collection container A, the first color is different from the first color. Lights in two colors (for example, green).

  Further, as shown in FIGS. 1 to 8, the picking system 1 physically covers at least a part (for example, a half or more part) of the upper surface opening (opening opening) of the collection container A, A plurality (for example, the same number as the number of zones) of erroneous input prevention means 42 for preventing erroneous input of articles W into the collection container A different from the collection container A instructed by the shared instruction means 41 is provided. That is, the erroneous charging prevention means 42 positioned corresponding to each zone Z is provided above the conveying means 6 and 7. In other words, the erroneous insertion prevention means 42 is provided for each zone Z.

  Here, each erroneous input preventing means 42 is, for example, of a two-row common type, and a plurality of, for example, five collection containers (one set in the first row) on the conveyance surface 21 of the first collection container conveyance means 6. A plurality of collection containers on the conveyance surface 31 of the first collection position and the second collection container conveyance means 7 simultaneously covering substantially the entire upper surface opening (may be a part of the upper surface opening) of A. Substrate that can be repositioned to a second closed position that simultaneously covers substantially the entire upper surface opening (may be part of the upper surface opening) of individual collection containers (a set of collection containers in the second row) A It has a shape-injection prevention body (common opening / closing body) 45.

  The erroneous insertion prevention body 45 is located above the corresponding collection container A, along the inclined surface parallel to the transport surface 31, in the first closed position (one row) above the first collection of collection container groups. (Closed position) and a second closed position (second row closed position) above the set of collection containers in the second row can be selectively moved.

  The erroneous insertion prevention body 45 is constituted by, for example, a plurality of rubber bands 46 that are elastic members for preventing erroneous insertion that have a longitudinal direction in the direction orthogonal to the moving direction and can be elastically deformed. The plurality of (for example, eight) rubber bands 46 are arranged in the moving direction with a space therebetween, and the operator X can visually observe the inside of the collection container A from the gap 47 between the adjacent rubber bands 46. It has become.

  Each erroneous insertion preventing means 42 includes an endless body 48 that is a reversible attachment body in which an erroneous insertion prevention body 45 composed of a plurality of rubber bands 46 is detachably attached, and the endless body 48. And a driving body 49 for rotating. Then, based on the turning of the endless body 48 by the power from the drive body 49, the erroneous insertion preventing body 45 selectively moves to the first closed position and the second closed position.

  The endless body 48 has an endless chain 51 made of, for example, metal (or may be made of resin), and this chain 51 is stretched over a driven sprocket 52 on the front side and a driving sprocket 53 on the back side. . The lower portion of the chain 51 is guided by a guide rail 54 such as a resin rail.

  A plurality of L-shaped members 55 having a substantially L-shaped cross section are attached to a part of the lower portion of the chain 51 in a protruding manner, and a rectangular plate-shaped rubber band having a long hole portion 56 is attached to the L-shaped member 55. An attachment member 57 is attached by a fixture 58. Then, the longitudinal end portion of the rubber band 46 is inserted through the long hole portion 56 of the rubber band mounting member 57 and folded, and the doubled portion is clamped from above and below by the clamping tool 59.

  In this way, the plurality of rubber bands 46 constituting the erroneous insertion preventing body 45 are installed between the endless bodies 48 that are located at the corresponding positions of the both ends in the left-right direction of each zone Z and are opposed to each other. The endless body 48 includes a chain 51, an L-shaped member 55, a rubber band attaching member 57, and the like.

  The endless body 48 is housed and disposed in a cover member 61 having a substantially C-shaped cross section having a side opening 60 and a longitudinal shape. A part of the side opening 60 of the cover member 61 is closed by a cover plate 62, and a rubber band 46 is inserted into an opening of the side opening 60 that is not closed by the cover plate 62. .

  The cover member 61 is supported in an inclined manner by a support bracket 65 erected on the upper end portion of each frame portion 25, 35, 40. That is, the cover member 61 is supported by the plurality of support brackets 65 so as to be gradually inclined downward toward the worker X side.

  A sprocket support member 66 is attached to the front end of the cover member 61, and the driven sprocket 52 is rotatably supported by the sprocket support member 66.

  On the other hand, the motor base 68 of the driving body 49 is attached to the end on the back side of the cover member 61 so that the position of the motor base 68 can be adjusted in the front-rear direction by the length of the long hole on the upper surface of the cover member 61. Position adjustment is performed by the adjusting means 67. Further, a servo motor (drive source) 69 with a speed reducer for moving the erroneous insertion preventing body 45 to the first closed position and the second closed position is fixed to the motor base 68.

  The front end side of the servo motor 69 is inserted into the cover member 61 from the side opening 60, and the drive sprocket 53 is connected and fixed to the motor shaft 70 which is an output shaft located in the cover member 61. The drive body 49 includes a motor base 68, a servo motor 69, a drive sprocket 53, and the like.

  Next, the operation and the like of the picking system 1 will be described.

  First, a plurality of empty collection containers A are transported by a container supply conveyor (not shown) and supplied to both transport means 6 and 7 in two rows.

  Then, the upper surface opening of the collection container A on the side that is not to be thrown out of the two rows of both conveying means 6 and 7 is covered with the wrong throwing prevention body 45 of each wrong throwing prevention means 42, and as a result, the operator It becomes impossible to put the article W into the collection container A on the side not to be thrown by X.

  In other words, the rubber band 46 of the erroneous charging prevention body 45 is moved to the first closed position or the second closed position by the rotation of the endless body 48 by the driving body 49, and the plurality of collection containers A on the side that is not the charging target are moved. Cover the top opening.

  Then, each worker X picks, for example, one article W from the one storage section 2 instructed to be turned on by the storage section side instruction means 15 in his / her zone Z, and uses the picked article W to the common instruction means 41. Is put into one collection container (collection container that is not shielded by the erroneous introduction prevention body 45) A on which the lighting is instructed. The worker X in each zone Z repeats such collection work (picking work and loading work).

  Here, for example, as shown in FIG. 9A, the storage unit side instructing means 15 for issuing a picking instruction lights up in a predetermined color, and the common instructing means 41 for issuing an insertion instruction is the first row indicating color. In the case of lighting in one color (for example, red), since the erroneous insertion prevention body 45 is located at the second closed position and covers the upper surface opening of the collection container A in the second row, The articles W picked from the storage unit 2 instructed by the storage unit side instruction unit 15 are put into the first row of collection containers A instructed by the common instruction unit 41 without making a mistake.

  Further, as shown in FIG. 9B, the storage unit side instructing means 15 for giving a picking instruction lights up in a predetermined color, and the common instructing means 41 for giving an input instruction is a second color that is the second row indicating color. When it is lit in green (for example, green), since the erroneous insertion prevention body 45 is located at the first closed position and covers the upper surface opening of the collection container A in the first row, the worker X The articles W picked from the storage unit 2 instructed by the side instructing means 15 are put into the collection containers A in the second row instructed by the common instructing means 41 without making a mistake.

  In addition, since the erroneous insertion prevention body 45 is provided individually for each zone Z, the erroneous insertion prevention body 45 may be located on the same side in all zones Z, and may differ in some zones Z. is there.

  When the collection work is completed in all zones Z with respect to either one of the two conveying means 6 and 7, for example, the first collection container conveyance means 6, the first collection container conveyance means 6 is activated and 1 When the collection container A in the row is tact-conveyed and, for example, when the collection operation is completed in all the zones Z with respect to the second collection container conveyance means 7, the second collection container conveyance means 7 is activated and the second row The collection container A is tact-conveyed.

  Thus, these two rows of the first collection container transport means 6 and the second collection container transport means 7 are individually controlled, and each is operated as a single collection line.

  The picking system 1 includes the erroneous input preventing means 42 for preventing the erroneous input of the article W into the collection container A different from the collection container A instructed by the common instruction means 41. It is possible to prevent the worker W from erroneously inserting the article W, and thus it is possible to prevent the worker X from generating a work mistake.

  Further, the erroneous input preventing means 42 includes a first closed position that covers the first row of collection containers A on the first collection container transport means 6 and a second row of collections on the second collection container transport means 7. Since there are two rows of erroneous insertion prevention bodies 45 that can be repositioned at the second closed position covering the container A, for example, compared to a configuration in which an erroneous insertion prevention body that is an opening / closing body such as a shutter is provided for each row. Thus, the configuration can be simplified.

  Further, since the erroneous insertion preventing means 42 has an endless body 48 to which the erroneous insertion preventing body 45 is attached and a drive body 49 for rotating the endless body 48, the power output from the drive body 49 is used. The erroneous insertion prevention body 45 can be appropriately moved to a predetermined position.

  Further, since the erroneous insertion prevention body 45 is composed of a plurality of elastically deformable rubber bands 46, it is possible to appropriately ensure the safety of the worker X.

  Further, the plurality of rubber bands 46 are arranged at intervals in the moving direction of the erroneous insertion preventing body 45, and there is a gap 47 between the adjacent rubber bands 46, so that the worker X is not an input target. The inside of the collection container A on the side can be visually confirmed from the gap 47.

  In the above embodiment, the configuration in which the sharing instruction means 41 is arranged in a line on the upper end portion (upper surface portion) of the rear frame portion 40 has been described. The means 41 may be provided on only one of the near side frame part 25, the intermediate frame part 35, and the back side frame part 40.

  For example, in the example shown in FIG. 10, the sharing instruction means 41 is arranged in a line at the upper end portion (upper surface portion) of the near side frame portion 25. Further, for example, in the example shown in FIG. 11, the sharing instruction means 41 is arranged in a line at the upper end portion (upper surface portion) of the intermediate frame portion 35.

  Further, the erroneous insertion prevention means 42 is not limited to the two-row common type, and for example, as shown in FIG. 12, each individual column type, that is, the two-row common erroneous insertion prevention body 45 corresponds to each row. As shown in FIG.

  Each erroneous input preventing means 42 shown in FIG. 12 includes a closed position that covers the upper surface opening of the collection container A on the first collection container transport means 6 and the collection container A on the first collection container transport means 6. A first plate-like erroneous input prevention body (first opening / closing body) 71 that can be repositioned to an open position that does not cover the top opening of the collection container A, and the top opening of the collection container A on the second collection container transport means 7 A second plate-shaped second erroneous prevention body (second opening / closing body) that can be repositioned to a closed position that covers the opening and an open position that does not cover the upper opening of the collection container A on the second collection container transport means 7 72.

  The first erroneous input prevention body 71 has a closed position above the set of collection containers in the first row (closed position in the first row) and an open position at the side of the set of collection containers in the first row. It can be selectively moved to (first row open position). In addition, the second erroneous input prevention body 72 is provided at a position close to the upper side of the second row of the collection container group (second row closed position) and the side of the second row of the collection container group. It can be selectively moved to the open position (second row open position). The erroneous insertion prevention bodies 71 and 72 for each of the zones Z are configured by a plurality of (for example, eight) rubber bands 46 for preventing erroneous insertion that can be elastically deformed, for example, in the same manner as the erroneous insertion prevention body 45. ing.

  Each of the erroneous insertion preventing means 42 includes a first endless body 73 that is a pair of first attachment bodies to which the first erroneous insertion prevention body 71 is detachably attached, and rotates the first endless body 73. A first driving body 74 for causing the second erroneous insertion preventing body 72 to be detachably attached, and a second endless body 75 as a second mounting body forming a pair, and the second endless body 75 is rotated. A second driving body 76. The first endless body 73 and the second endless body 75 have the same configuration as the endless body 48, and the first driving body 74 and the second driving body 76 have the same configuration as the driving body 49.

  The common instruction means 41 is arranged in a line in a standing state on the upper end portion of the intermediate frame portion 35, for example. The other configuration is basically the same as that of the above embodiment.

  And even if it is the picking system 1 provided with the incorrect insertion prevention means 42 shown in this FIG. 12, there can exist an effect similar to the said one Embodiment.

  Further, each erroneous insertion prevention body 45 of the erroneous insertion prevention means 42 is not limited to one constituted by a plurality of (for example, eight) rubber bands 46. For example, as shown in FIGS. A plurality of (for example, two) endless annular elastic members that can be elastically deformed and configured to be an elastic member for preventing erroneous insertion may be used.

  That is, each erroneous insertion preventing body 45 is constituted by a plurality of rubber cords 81 made of, for example, a round belt made of urethane rubber. The rubber cord 81 has a longitudinal shape having a longitudinal direction in a direction orthogonal to the moving direction (a direction coinciding with the transport direction), and forms a pair that is spaced apart and opposed to each other. It is comprised by the connection part 81b of the right-and-left both sides which connect parts, and becomes a rectangular ring elongate in the left-right direction (refer FIG. 14).

  In addition, since the gap 82 between the two erroneous insertion preventing portions 81a adjacent to each other is larger than the gap 47 between the rubber bands 46, the worker X can easily visually check the collection container A through the gap 82. It has become. Further, the erroneous insertion preventing portion 81a of the rubber cord 81 is less swayed at the time of starting and stopping than the rubber band 46.

  In addition, the erroneous insertion preventing means 42 is configured to rotate the endless body 88 in a pair that can be detachably attached to the erroneous insertion prevention body 45 composed of a plurality of rubber strings 81, and to rotate the endless body 88. And a driving body 89. Then, based on the turning of the endless body 88 by the power from the drive body 89, the erroneous insertion preventing body 45 selectively moves to the first closed position and the second closed position.

  The endless body 88 has an endless chain 91, and this chain 91 is stretched around an idler 92 that is a driven rotating body on the front side and a driving sprocket 93 that is a driving rotating body on the back side. The idler 92 has no teeth for noise reduction, has an annular convex portion 92a on the outer peripheral side, and a part of the chain 91 is wound around the annular convex portion 92a.

  Then, two idlers 92 adjacent to each other, that is, the idler 92 of one of the erroneous injection preventing means 42 adjacent to each other and the other of the erroneous injection preventing means 42 of both of them. The idler 92 of the erroneous insertion preventing means 42 is attached to a long common frame 95 via a spacer 90 by a common shaft 96 and a nut 97 constituting a common fixture. The common frame 95 includes a first frame member 95a having a substantially U-shaped cross section and a second frame member 95b having a substantially L-shaped cross section fixed to the first frame member 95a. For example, the common frame 95 may be formed of a single frame member.

  The lower portion of the chain 91 is guided along a predetermined inclination direction by an inclined guide rail 98 when the chain 91 is turned. The guide rail 98 is attached to the common frame 95 via a fixed plate 99 and a spacer 94. The position of the guide rail 98 can be adjusted in the vertical direction by the length of the long hole with respect to the common frame 95. The thickness dimension of the spacer 94 is the same as that of the second frame member 95b that is a subframe.

  Further, a plurality of L-shaped members 100 having a substantially L-shaped cross section arranged in close proximity to each other in the longitudinal direction of the chain 91 are attached to a part of the lower portion of the chain 91, and an L-shaped member selected from these is selected. A hook-shaped rubber string attachment member (hook member) 101 is attached to 100 by a fixture 102. In other words, the rubber strap attachment member 101 can be adjusted in the front-rear position with respect to the chain 91. Further, the rubber cord attachment member 101 has a rubber string hook receiving portion 101a which is long in the moving direction of the rubber cord 81 and has a substantially U-shaped cross section.

  The connecting portions (hooking portions) 81b on both sides of the rubber cord 81 are hooked on the rubber cord hooking receiving portion 101a of the rubber cord attaching member 101. That is, the endless annular rubber cord 81 is detachably attached to the rubber cord hook receiving portion 101a of the endless body 88 only by being hooked to the rubber cord hook receiving portion 101a which is an elastic member attaching portion. For this reason, the attaching / detaching operation (replacement operation) of the rubber cord 81 with respect to the endless body 88 can be performed extremely easily as compared with the case of the rubber band 46.

  Thus, like the rubber band 46, the plurality of rubber cords 81 constituting the erroneous insertion prevention body 45 are located at corresponding positions at both end portions in the left and right direction of each zone Z and between the two endless bodies 88 facing each other. It is installed in a removable manner. The endless body 88 includes a chain 91, an L-shaped member 100, a rubber string attaching member 101, and the like.

  Further, two endless bodies 88 adjacent to each other in the vicinity of each other, that is, one of the endless body 88 of the erroneous input preventing means 42 of the both adjacent erroneous input preventing means 42 and the erroneous input preventing means 42 of both of them. The endless body 88 of the other erroneous insertion preventing means 42 is accommodated and covered in a long shared cover member 104 having a substantially U-shaped cross section that opens downward, and is covered by the shared cover member 104. Yes.

  The common cover member 104 is detachably attached to a plurality of cover receiving members 105 fixed to the upper surface of the common frame 95, and is supported by the cover receiving members 105 in an inclined manner. That is, the shared cover member 104 that covers both endless members 88 adjacent to each other is supported by the plurality of cover receiving members 105 in an inclined shape that gradually descends toward the worker X side.

  A wiring storage portion 107 is formed between the upper plate portion 104a of the shared cover member 104 and the cover receiving member 105. A rubber cord 81 is inserted into the gap 108 between the side plate portion 104b of the shared cover member 104 and the shared frame 95.

  In addition, a part of the motor base 110 of the driving body 89 is accommodated and disposed in the end of the common cover member 104 on the back side. The motor base 110 is attached to a fixed plate 111 fixed to the upper surface of the common frame 95 so that the position of the motor base 110 can be adjusted in the front-rear direction by the length of the long hole. A predetermined tension is applied to the chain 91 of the endless body 88 by adjusting the position of the motor base 110.

  The motor base 110 has an erroneous insertion prevention body 45 made of a rubber cord 81 in a first closed position (above the first row of collection containers) and a second closed position (above the second row of collection containers). A motor (drive source) 113 with an inverter for moving to is fixed. A drive sprocket 93 is connected and fixed to a motor shaft 113 a that is an output shaft of the motor 113, and a spacer 109 is disposed between the drive sprocket 93 and the motor base 110. The drive body 89 includes a motor base 110, a motor 113, a drive sprocket 93, and the like.

  Further, a first proximity switch 114 and a second proximity switch 115 are attached to the common frame 95 via support members 116, respectively. Then, the erroneous closing prevention body 45 stops at the first closed position when the motor 113 is stopped when the first proximity switch 114 is turned on, and the erroneous closing prevention body 45 is stopped when the motor 113 is stopped when the second proximity switch 115 is turned on. Stop in the second closed position. A wiring (not shown) connected to the first proximity switch 114 is stored in the wiring storage unit 107.

  Further, as shown in FIG. 15, the common frame 95 is attached to a mounting plate portion 119 of a support bracket 118 erected on the upper end portions of the three frame portions 25, 35, and 40. The shared frame 95 is supported by a plurality of support brackets 118 in an inclined shape that gradually descends toward the worker X side. An inclined lower dust cover 120 is attached to the front end of the common frame 95. The lower dust cover 120 is formed in a shape that does not interfere with the cover 122 when the cover 122 is attached to and detached from the frame body 121 of the near side frame portion 25, that is, for example, a triangular shape in side view.

  The common instruction means 41 is juxtaposed to the upper end portion of the intermediate frame portion 35 in proximity to the detection means 36. Other configurations are basically the same as those in the above embodiment.

  And even if it is the picking system 1 provided with the erroneous insertion prevention means 42 shown in these FIG. 13 thru | or FIG. 18, the effect similar to the said one Embodiment can be show | played.

  Further, in this picking system 1, the erroneous insertion prevention body 45 is constituted by an endless annular rubber cord 81 that can be elastically deformed, so that not only the safety of the worker X can be appropriately secured, but also the rubber cord 81. It is easy to detach the endless body 88 from the endless body 88 and to confirm the inside of the collection container A, and the vibration of the elastic cord 81 at the time of starting and stopping is small.

  Further, since the first proximity switch 114 and the second proximity switch 115 corresponding to the first closed position and the second closed position are provided, the erroneous insertion prevention body 45 can be accurately stopped at the desired position.

  In addition, since the common members (the common frame 95, the common shaft 96, and the common cover member 104) are provided for both of the erroneous insertion preventing means 42 adjacent to each other, the configuration can be simplified compared to the case where they are separate members. Can be planned.

  For example, the configuration of the picking system 1 is applied to the individual row type shown in FIG. 12 so that the first erroneous insertion prevention body 71 and the second erroneous insertion prevention body 72 are constituted by rubber strings 81. Also good.

  On the other hand, in any of the above embodiments, the elastic member for preventing erroneous insertion constituting the erroneous insertion preventing bodies 45, 71, 72 is, for example, a net-like shape other than the belt-shaped rubber band 46 and the linear rubber cord 81. An elastic net or a rubber plate may be used.

  Further, the erroneous charging prevention means 42 may cover the collection container A, but a transparent or translucent transparent member or mesh member is used so that the collection container A can be seen even in the closed position. May be. Furthermore, a means for opening and closing the erroneous insertion preventing means 42 at the closed position may be provided for the operator to check the contents.

  Further, the erroneous input prevention bodies 45, 71, 72 are not limited to those that simultaneously cover a plurality of collection containers (collection container group) A forming a set. For example, one collection container A is individually provided. It may be covered.

  Further, the erroneous insertion prevention bodies 45, 71, 72 are not limited to those whose position is changed by movement of the endless bodies 48, 73, 75, for example, movement based on winding / rewinding with respect to the winding shaft. For example, the position may be changed by the rotation, the position may be changed by rotation (rotation movement) around the rotation fulcrum, or the position may be changed by the expansion / contraction operation.

  Further, the transport means for transporting the collection container A is not limited to the configuration of two rows (a plurality of rows) parallel to each other, and may be a single-row configuration that is a single line. But you can.

  Further, for example, a picking system using a cart on which a collection container can be placed may be used instead of the transport means.

  In addition to the collection container A, the loaded portion into which the article W is put by the worker X is, for example, a conveyance surface of a collection conveyor on which the article W is directly placed, or an article on which the article W is directly placed. A mounting surface or the like of a mounting body (for example, a guide body of JP-A-2008-184314) may be used.

  Further, for example, the two cover members 61 adjacent to each other may be configured by one common cover member, and the size of the gap 47 between the rubber bands 46 adjacent to each other is set to such an extent that the operator X can enter. May be.

  Further, the instruction means may not be shared for a plurality of columns, and may be provided for each column, for example.

  Furthermore, the picking system 1 which concerns on other embodiment below is demonstrated.

  19 (a) to 19 (c), the collection container A on the first collection container transport means 6 and the collection container A on the second collection container transport means 7 can be covered simultaneously. It is comprised so that.

  That is, in this example, an additional erroneous insertion preventing body 45a that can be changed to the first closed position and the second closed position is attached to the endless body 48. Then, as shown in FIG. 19A, the erroneous charging prevention body 45 and the additional erroneous charging prevention body 45a overlap each other at the second closed position above the second collection container transporting means 7. Only the collection container A on the second collection container transport means 7 is covered. Further, as shown in FIG. 19B, the erroneous charging prevention body 45 and the additional erroneous charging prevention body 45a overlap each other at the first closed position above the first collection container transport means 6. Only the collection container A on the first collection container transport means 6 is covered. Further, as shown in FIG. 19 (c), the erroneous insertion prevention body 45 and the additional erroneous insertion prevention body 45a are in a state of being arranged side by side on the same plane. The product container A is covered at the same time.

  20 (a) to 20 (e), it is possible to simultaneously cover the two rows of collection containers A on both conveying means 6 and 7.

  That is, in this example, the endless body 48 is bridged over the four rotating members 130 and the two rotating members 129 having a smaller diameter than the rotating member 130. Further, the endless body 48 and the erroneous insertion prevention body 45 are longer than those shown in FIG. 4, and the erroneous insertion prevention body 45 is composed of one side erroneous insertion prevention portion 131 and the other side erroneous insertion prevention portion 132. Has been. The two rotating members 129 may have the same diameter as the rotating member 130.

  Then, as shown in FIG. 20 (a), when the erroneous charging prevention body 45 is positioned at the second closed position, the one-side erroneous charging prevention unit 131 removes only the collection container A on the second collection container conveying means 7. cover. Further, as shown in FIG. 20B, when the erroneous charging prevention body 45 is positioned at the first closed position, the other-side erroneous charging prevention unit 132 removes only the collection container A on the first collection container transport means 6. cover. Further, as shown in FIG. 20 (c), when the erroneous insertion prevention body 45 is located at the both-closed position, the one-side erroneous insertion prevention portion 131 and the other-side erroneous insertion prevention portion 132 are placed on the two conveying means 6 and 7. Simultaneously cover the collection containers A in the row.

  Note that, as shown in FIGS. 20D and 20E, when the erroneous charging prevention body 45 is located at the double open position, the erroneous charging prevention body 45 does not cover the collection container A.

  And according to what is shown in FIG. 19 and FIG. 20 described above, the two rows of collection containers A on both conveying means 6 and 7 can be covered simultaneously. If there is no item, or if the worker leaves the zone (there is a zone where there is no worker), the worker or third party who has time to spare throws unnecessary items into the collection container A at any moment. Can be prevented.

  Further, in the case shown in FIG. 21, the erroneous insertion preventing means 42 includes a guide body 135 which is a longitudinal attachment body to which an erroneous insertion prevention body 45 composed of a plurality of rubber cords 81 is attached, and the guide body 135. And a cylinder 136 that is a drive body that moves along the longitudinal direction.

  The cylinder 136 includes a cylinder main body 137 and a rod 138 that enters and exits from the cylinder main body 137, and a guide body 135 is connected to the tip of the rod 138. A rubber cord 81 of the erroneous insertion prevention body 45 is coupled to the guide body 135.

  The rubber cord 81 may be directly tied to the guide body 135 or may be tied to the hole portion 141 of the attachment portion 140 made of an L-shaped bracket attached to the guide body 135.

  When the cylinder 136 is extended, the erroneous insertion prevention body 45 moves downward together with the guide body 135 and is located at the first closed position that covers the collection container A on the first collection container transport means 6. When the cylinder 136 is contracted, the erroneous insertion prevention body 45 moves upward together with the guide body 135 and is positioned at the second closed position that covers the collection container A on the second collection container transport means 7. The configuration in which the cylinder 136 is disposed above the frame 142 is not limited. For example, as illustrated in FIG. 22, a configuration in which the cylinder 136 is disposed below the frame 142 may be used.

  23 (a) and 23 (b), the second collection container transport means 7 is divided for each zone and attached to the tilt device 143, and the operation of the tilt device 143 activates the second collection product. The transport surface 31 of the container transport means 7 can be changed to a first position having the same height as the transport surface 21 of the first collection container transport means 6 and a second position higher than the transport surface 21.

  When the worker X puts the article into the collection container A on the conveyance surface 31 of the second collection container conveyance means 7, the conveyance surface 31 corresponding to the worker X's own zone It becomes an inclined state that gradually descends toward the X side, and is positioned at a second position higher than the conveying surface 21 of the first collection container conveying means 6. For this reason, the worker X can easily put the article into the collection container A on the transport surface 31.

  24 (a) and 24 (b), the second collection container transport means 7 is divided for each zone and attached to the lifting / lowering device 144. By the operation of the lifting / lowering device 144, the second collection The transport surface 31 of the container transport means 7 can be changed to a first position having the same height as the transport surface 21 of the first collection container transport means 6 and a second position higher than the transport surface 21.

  When the worker X puts the article into the collection container A on the conveyance surface 31 of the second collection container conveyance means 7, the conveyance surface 31 corresponding to the self zone of the worker X is in a horizontal state. It rises as it is and is positioned at a second position higher than the conveying surface 21 of the first collection container conveying means 6. For this reason, the worker X can easily put the article into the collection container A on the transport surface 31.

  23 and 24, the configuration in which the second collection container transport means 7 itself (the back conveyor body) is moved up and down by the tilt device 143 and the lifting device 144 has been described. For example, the second collection container transport A configuration may be adopted in which only the collection container (input part) on the means 7 is raised and lowered. Moreover, the structure which raises / lowers for every collection container group corresponding to each zone may be sufficient, and the structure which raises / lowers for every collection container may be sufficient.

  In addition, although several embodiment of this invention and its modification were demonstrated, it is also possible to combine each embodiment and each modification suitably in the range which does not deviate from the summary of this invention.

DESCRIPTION OF SYMBOLS 1 Picking system 3 Storage shelf which is storage means 6 1st collection container conveyance means (conveyance means)
7 Second collection container transport means (transport means)
41 Common instruction means as instruction means
42 Means to prevent erroneous insertion
45 Incorrect insertion prevention body
46 Rubber band, an elastic member
48 Endless body as a mounting body
49 Driving body
71 First mistake prevention body
72 Second mistake prevention body
73 First endless body as the first attachment body
74 First driver
75 Second endless body as second attachment body
76 Second driver
81 Elastic cord, an elastic member
88 Endless body as a mounting body
89 Driver
81b Connecting part that is a hook
101a Rubber string catching part which is an elastic member mounting part
135 Guide body as mounting body
136 Cylinder as drive body A Collection container as receiving part W Article

Claims (3)

Storage means for storing articles;
Instructing means for instructing an input part to which an article picked from the storage means should be input,
An erroneous input preventing means for preventing erroneous input of an article into a charged part different from the charged part instructed by the instruction means;
The erroneous insertion prevention means is
An erroneous insertion prevention body whose position can be changed;
An attachment body having an elastic member attachment portion;
A driving body for moving the mounting body,
The erroneous insertion prevention body is composed of an endless annular elastic member for preventing erroneous insertion having a hook portion,
The picking system, wherein the elastic member is detachably attached to the attachment body by the hook portion being hooked on the elastic member attachment portion. Storage means for storing articles;
Conveying means for conveying a collection container into which articles picked from the storage means are placed;
Instruction means for instructing a collection container into which the picked article is to be put from the storage means;
Erroneous input prevention means for preventing erroneous input of articles into a collection container different from the collection container instructed by the instruction means,
The erroneous insertion prevention means is
An erroneous insertion prevention body whose position can be changed;
An attachment body having an elastic member attachment portion;
A driving body for moving the mounting body,
The erroneous insertion prevention body is composed of an endless annular elastic member for preventing erroneous insertion having a hook portion,
The picking system, wherein the elastic member is detachably attached to the attachment body by the hook portion being hooked on the elastic member attachment portion. Storage means for storing articles;
A first collection container transporting means for transporting a collection container into which an article picked from the storage means is placed;
A second collection container conveying means arranged in parallel with the first collection container conveying means and conveying a collection container into which an article picked from the storage means is placed;
Instruction means for instructing a collection container into which the picked article is to be put from the storage means;
Erroneous input prevention means for preventing erroneous input of articles into a collection container different from the collection container instructed by the instruction means,
The erroneous insertion prevention means is
An erroneous insertion prevention body whose position can be changed;
An attachment body having an elastic member attachment portion;
A driving body for moving the mounting body,
The erroneous insertion prevention body is composed of an endless annular elastic member for preventing erroneous insertion having a hook portion,
The picking system, wherein the elastic member is detachably attached to the attachment body by the hook portion being hooked on the elastic member attachment portion.

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