JP2009227010A - Work cart - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a work cart capable suppressing its height even when diversifying the layout of each container mounting section, easily loading and unloading an article, and of easily mounting an article housing container in each container mounting section. <P>SOLUTION: The picking work cart 1 has container mounting sections 3A-3C to mount the container 2 on, wherein front and rear wheels 6a, 6b are provided outwardly in front of and behind the lower container mounting section 3C, respectively, and a bottom part 10C of the lower container mounting section 3C is supported between the front and rear wheels 6a, 6b at a height coincident with a wheel diametral width of the front and rear wheels 6a, 6b. This configuration allows the lower container mounting section 3C to be formed at a lower position than on a cart supported from below by a plurality of wheels, thus enabling suppression of the height of the picking work cart 1 even with the container mounting sections 3A to 3C laid out at three levels, and also easily loading and unloading articles to and from the containers 2 in the container mounting sections 3A to 3C. <P>COPYRIGHT: (C)2010,JPO&INPIT

Description

  The present invention relates to a working carriage used for, for example, a picking operation for putting an article stored in a shelf or the like into an article storage container or an assorting operation for sorting an article taken out from the article storage container into a shelf or the like.

An example of the conventional working carriage is disclosed in Patent Document 1.
The work cart disclosed in Patent Document 1 is formed of a cart supported by a plurality of wheels and pushed and pulled in the front-rear direction. The bogie includes a lower frame in which the plurality of wheels are provided at a lower portion, a vertical frame that is erected on a front portion of the lower frame and a pair of left and right portions that are perpendicular to the front-rear direction, and a left and right that are erected on a rear portion of the lower frame A pair of vertical members and a pair of left and right side frames that connect the vertical frame and the vertical members in the front-rear direction at a predetermined height position.

  The cart is also provided with a control box with an open top that connects the upper parts of each vertical member to the left and right. A display device for displaying the work information of the picking work to the worker in the control box and the work information A printer is provided for printing the details of the work performed on the label. A handle for connecting the upper part of each vertical member in the left-right direction is provided on the upper part of each vertical member. A bottom plate that connects the lower frames in the left-right direction is provided, and a battery that supplies power to the display device and the printer is placed on the bottom plate.

  In addition, an upper container placement portion that connects the vertical frames in the left-right direction is formed on the upper portion of the vertical frame. The upper container placing portion extends in the front-rear direction from the left and right side portions of the vertical frame, and the upper open surface of the placed article storage container is inclined backward so that the front is high and the rear is low. A lower support member is provided for support. The side frame is formed with a lower container mounting portion formed by beams connecting the side frames in the left-right direction. The upper and lower container mounting portions are formed so that two article storage containers can be mounted side by side in the left-right direction.

  According to the above configuration, when an article storage container is placed in the work cart in the left-right direction, and compared to a work cart in which a plurality of the article storage containers are arranged in the front-rear direction, The picking work and the assorting work are performed without moving around the side of the working carriage and hardly moving the place. In addition, since the upper open surface of the article storage container placed on the upper container placement part is inclined along the lower support member, it is easy to reach the article storage container, and articles can be stored in order from the front. In the middle of picking work, articles are easily arranged.

An example of the conventional work cart is disclosed in Patent Document 2.
The work cart disclosed in Patent Document 2 is supported by a plurality of wheels and is configured by a cart that is pushed and pulled in the front-rear direction. In this cart, a container placement portion on which an article storage container is placed is formed in a row of three stages, an upper stage, a middle stage, and a lower stage, and two article storages are arranged in each container placement section in the front-rear direction. The container is formed so that it can be placed thereon. In other words, the container mounting part connects the rectangular base (bottom plate) provided with a plurality of wheels at the lower part, the frames erected on the front and rear end sides of the base, and the upper and intermediate positions of each frame, respectively. The shelf forms an upper stage and a middle stage of the container placement section, and the base forms a lower stage of the container placement section.

  In addition, on the side upper part of each container placement part, that is, on the side of the shelf plate that forms one upper container placement part in each container placement part, it can be confirmed from the side of the work carriage, An instruction device for instructing an article storage container into which an article is to be placed is provided. In addition, an indication device is provided on the upper part of the upper container placing part via a member that connects the arm and the arm tip in the front-rear direction from the front and rear of the shelf board that forms the upper container placing part. In addition, a pair of U-shaped members are provided so as to connect the rear part of the shelf plate forming the upper container placing part and the middle position in the vertical direction of the middle container placing part. It is a handle for pushing and pulling in the front-rear direction. In addition, the work cart is provided with a battery for supplying power to an instruction device for instructing work information, and the placement unit on which the battery is placed is located at the rear of the lower container placement unit and the lower container. It is formed at the same height as the base that forms the mounting portion.

With the above configuration, the operator pushes and moves the cart along the picking route or the assort route, and when there is an article storage shelf for the article based on the work information, the worker goes around the side of the work cart and is instructed by the instruction device. In the case of picking work, the article is taken out from the article storage shelf, and the article is put into the article storage container. In the case of assortment work, the article is taken out from the article storage container and put into the article storage shelf. We are carrying out work to put in articles.
JP 2000-255433 A JP 2003-212319 A

  However, in the work cart disclosed in Patent Document 1, the container placement portions are laid out on the upper and lower tiers, and each of the container placement portions can have only two article storage containers on the left and right, a total of four, Therefore, when picking an article for each of a plurality of sorting destinations, only a picking operation corresponding to four sorting destinations can be performed by one picking operation.

As described above, temporarily suspending the picking work not only burdens the operator, but also reduces the work efficiency of the picking work.
In addition, in the work cart disclosed in Patent Document 2, the container placement units are laid out in the up-down direction in three stages of an upper stage, a middle stage, and a lower stage, and an article storage container is provided in each container placement part in the front-rear direction. A total of six article storage containers can be placed side by side, but a plurality of wheels are provided at the bottom of the base that forms the lower container placement section, so the upper container placement section from the floor surface The height of the article storage container placed on the upper open surface of the article storage container is high. For example, when an article is put into the upper article storage container, the article is held and the hand is extended to the upper open surface of the article storage container. The article must be put into the vicinity of the bottom of the article storage container, and when the article storage container is placed on the upper container placement section, the article storage container must be lifted to a high position. Work is a burden on the worker.

  In addition, since each container placement part is laid out in a row and an instruction device for instructing work contents is attached to the upper part of each container placement part, when performing a picking operation, for example, the middle and lower stages If there is an article to be put into the article storage container, it goes around to the side of the work carriage, and then pulls out the article storage container placed on the middle container placement section, puts the article, and further stores the middle article The container is pushed into the container placement section, and then, similarly in the lower container placement section, the article storage container is pulled out, the article is loaded, the article storage container is pushed into the container placement section, and then the rear of the work carriage The work cart has to be moved for the next work, and the work efficiency is poor.

  In addition, since an indication device is provided at the upper part of each container placement section and the height of each container placement section is regulated, a tall standard article storage container cannot be placed. No measures are taken until the tall liquor storage container that can store the bottle is placed, and the liquor bottle storage container cannot be placed.

  Therefore, the present invention can suppress the height even if the layout of each container placement part is diversified, can easily put in or take out articles, and can easily put an article storage container in each container placement part. It is an object of the present invention to provide a working carriage that can be placed and on which an article storage container for a single bottle can be loaded or taken out.

In order to achieve the above-mentioned object, the invention according to claim 1 of the present invention is characterized in that an article storage container into which an article is inserted or taken out has a plurality of upper and lower container placement portions on which the article placement container is placed from the left-right direction. A working carriage that is pushed and pulled in the front-rear direction perpendicular to the left-right direction by an operator,
Each of the container mounting portions includes a lower support portion that supports the article storage container from below, and the working carriage can be moved to the front and rear and outer sides of the lowermost container mounting portion via wheel support portions, respectively. And a lower support portion of the lowermost container placing portion is supported between the front and rear wheels at a height that overlaps the wheel width of the wheel.

  According to the above configuration, by supporting the lower support part of the lowermost container placing part between the front and rear wheels at a height that overlaps the wheel width of the wheel, the lowermost container placing part Even if the container placement part is laid out in a plurality of stages above, or the container placement part having a large allowable height is laid out, that is, the layout is diversified, the wheels are placed below the lowermost container placement part. Compared with what is provided, the lowermost container mounting part is formed in a lower position, and the height of the work carriage is suppressed.

  The invention according to claim 2 is the invention according to claim 1, wherein a lower support portion of the upper container placement portion of the lowermost container placement portion is extended in the front-rear direction. The article storage container is formed so as to be slidable in the front-rear direction along the lower support part of the one upper container placing part, and the article placed on the lower support part of the one upper container placing part. By sliding the storage container in the front-rear direction, the article is placed on the article storage container placed on the lowermost container placement section and the article storage container placed on the one upper container placement section. The article can be put in, or the article can be taken out from the article storage container.

  According to the above-described configuration, when the article storage container placed on the container placement unit that is one level higher than the lowermost container placement unit is slid forward and backward, the lowermost container placement unit Space in which articles are put into or taken out of the article storage container placed in the container placement section that is one level above the placed article storage container and the lowermost container placement section Is formed. Therefore, the article is put into or taken out from the article storage container placed on each container placing part from the rear side where the operator pushes and pulls the work carriage, and turns around the side of the work carriage. Therefore, there is no need to put the article into or remove the article from the article storage container placed on each container placement section, and work efficiency is improved.

  The invention according to claim 3 is the invention according to claim 1 or 2, wherein the lower support part of the upper container placing part of the lowermost container placing part is detachable. The upper opening surface of the article storage container is inclined to the rear worker side that pushes and pulls the work carriage, and the posture of the article storage container is set to the front. A detachable auxiliary member for lower stage is attached to support the bottle so as to be high, and an article storage container for one bottle can be placed on or taken out from the lowermost container placing section. Is.

  According to the above configuration, when placing an article storage container for a one-bottle bottle into which a one-bottle bottle is charged or taken out, the lower support part of the upper container placing part of the lowermost container placing part is removed, Sufficient space for placing the one-bottle article storage container is secured. Then, a lower auxiliary member is attached to the lowermost container placing portion, and when the one-jar jar article storage container is placed on the lowermost container placement portion, the front of the first-jar jar article storage container is made higher. The bottom surface is supported by the lower auxiliary member, and the upper open surface from which the bottle is inserted or taken out is inclined toward the worker side (rear side) pushing and pulling the work carriage. Since the upper open surface is thus inclined and placed on the worker side (rear), the one bottle is easily put in or taken out from the rear.

  The invention according to claim 4 is the invention according to any one of claims 1 to 3, wherein the upper part of the article storage container is opened to the lower support part of the uppermost container mounting part. A surface is inclined to the rear worker side that pushes and pulls the work carriage, and a removable upper auxiliary member that supports the posture of the article storage container so that the rear is lowered is attached, and the uppermost container placement It is possible to place an article storage container for a single bottle into which a single bottle is put in or taken out from the section.

  According to the above configuration, when placing an article storage container for a single bottle into which a single bottle is inserted or taken out, the upper auxiliary member is attached to the uppermost container placement section, and the single bottle article storage container is located at the uppermost stage. When placed on the container placement part, the bottom of the container for storing the bottles is supported by the upper auxiliary member so that the rear side is lowered, and the upper open surface from which the bottle is loaded or taken out is the work carriage. It is inclined toward the operator side (rearward) to push and pull. Since the upper open surface is thus inclined and placed on the worker side (rear), the one bottle is easily put in or taken out from the rear.

  The invention according to claim 5 is the invention according to any one of claims 1 to 4, wherein the printing apparatus is configured to print a label, and is connected to the printing apparatus, and at least the printing apparatus. A battery for supplying electric power to the front wheel, and between the front wheels, the bottom surface of the battery is at the same height as the lower support part of the lowermost container mounting part and overlaps the wheel width of the wheel. A battery mounting portion that is supported at a height is provided.

  According to the above configuration, the bottom surface of the battery is supported between the front wheels at the same height as the lower support portion of the lowermost container placing portion and the height overlapping the wheel width of the wheel. A battery mounting portion is provided, and a battery that is not normally operated during the picking operation is mounted. Therefore, the battery does not affect the layout of each container placement section, and the lowermost container placement section is lower than the battery placed on the lower part of the lowermost container placement section. Formed.

  The invention according to claim 6 is the invention according to claim 5, wherein the wheel support portion provided with the front wheel is disposed between the lower support portion of the upper one container placing portion. Further, the printing apparatus is arranged.

  According to the above-described configuration, the printing apparatus is arranged without contacting the article that is put into or taken out of the article storage container and without affecting the layout of each container placement unit. . Therefore, the printing apparatus does not hinder the picking operation or the assorting operation, and each container placing portion is formed continuously in the vertical direction.

  In addition, the invention according to claim 7 is the invention according to any one of claims 1 to 6, wherein the lower support portion of each container placement portion is connected to each container placement portion. The bottom surface of the placed article storage container is supported by the inner side in the left-right direction from the thickness of the side surface forming the article storage container.

  According to the above-described configuration, the article storage container placed from the side of the working carriage is placed on each container placement section so as to protrude wider in the left-right direction than the side surface. Therefore, when the article storage container is placed on each container placement section or taken out from each container placement section, the side of the article storage container protruding from each container placement section is gripped, and the article storage container can be easily Placed or removed.

  According to the working carriage of the present invention, the lowermost container is supported between the front and rear wheels by supporting the lower support part of the lowermost container placing part at a height that overlaps the wheel width of the wheel. Even if the container placement section is laid out in multiple stages above the placement section, or the container placement section with a large allowable height is laid out, that is, the layout of the container placement section is diversified, Compared to the case where the wheel is provided at the lower part of the container mounting part, the lowermost container mounting part is formed at a lower position, the height of the work carriage can be suppressed, and the article can be easily It can be put in or taken out, and the article storage container can be easily placed on each container placement portion.

Hereinafter, the best mode for carrying out the present invention will be described with reference to the drawings.
As shown in FIG. 1 to FIG. 4, reference numeral 1 denotes a container mounted in three upper and lower stages (an example of upper and lower stages) on which a container (an example of an article storage container) 2 into which articles are put in or taken out is placed. It is a picking work cart that includes placing units 3A, 3B, and 3C and that performs picking work or assorting work while the operator S pushes and pulls along an article storage shelf (not shown). Hereinafter, the traveling direction of the picking cart 1 is the front-rear direction X, the direction perpendicular to the traveling direction is the left-right direction Y, and the picking cart 1 is moved in the front-rear direction X by being pushed by the operator S. Is the front and the opposite direction is the rear. In addition, each container mounting part 3A, 3B, 3C is formed so that two containers 2 can be placed side by side in the left-right direction Y.

  The picking work cart 1 is fixed to the picking work cart 1 so as to be movable in the front-rear direction X of the lower container placement portion 3C via a wheel support plate (an example of a wheel support portion) 4. A pair of left and right front wheels (an example of wheels) 6 a made up of wheels and a pair of left and right rear wheels (an example of wheels) 6 b made up of free wheels are provided. The wheel support plate 4 is formed of a plate material having a rectangular shape in plan view, and a front wheel 6a or a rear wheel 6b is attached from below.

  In addition, a bottom portion (an example of a lower support portion) 10A that forms the lower container mounting portion 3C and supports the container 2 from below is provided with a pair of left and right side frames 11 provided with the longitudinal direction along the front-rear direction X. A pair of front and rear horizontal frames 12 provided in the longitudinal direction along the left-right direction Y, four vertical frames 13 erected at a height approximately equal to the diameter of the ring forming the front and rear wheels 6a and 6b, A pair of left and right rear installation frames 14 bent in a closed plan view U-shape (a U-shape bent along the left and right sides of the rear wheel support plate 4 and the rear side), and the longitudinal direction And a rear end connecting frame 15 provided along the left-right direction Y, and a U-shape in plan view with the rear closed (bently formed along each outer side and rear side of the front wheel support plate 4 in the left-right direction. A front end connecting frame 16 formed in a U-shape closed to Y), In a plan view from the rear direction X toward the outside in the left-right direction Y, each is bent into a square shape (a square shape bent along the front side and the inner side of the front wheel support plate 4). It consists of a pair of left and right front installation frames 17. Each of these frames is formed of a pipe material.

  Specifically, the front and rear positions between the pair of left and right side frames 11 are connected by a pair of front and rear horizontal frames 12, and the vertical frames 13 are connected to the front and rear ends of each side frame 11, respectively. Further, the outer front end of each U-shaped rear installation frame 14 is connected to the upper part of each rear vertical frame 13, and the inner front end of each rear installation frame 14 is connected by a rear end connection frame 15. Further, the outer rear part of the U-shaped front end connecting frame 16 is connected to the upper part of each front vertical frame 13, and the front left and right ends of the pair of left and right front installation frames 17 are connected to the front end of the front end connecting frame 16, respectively. The rear end of the front installation frame 17 is connected to the front end connection frame 16 along the front wheel support plate 4. A rear wheel support plate 4 is fixed to each rear installation frame 14, and a front wheel support plate 4 is fixed to each front installation frame 17.

  Each front end portion of the front end connection frame 16 has a predetermined height (a height effective as a stopper that prevents the container 2 placed on the container placement portion 3B from dropping forward) along the left-right direction Y. The lower ends of the front end vertical frame 20 which is bent and closed and is U-shaped in front view are connected. In addition, a pair of left and right rear end vertical frames 21 provided in the longitudinal direction along the vertical direction are connected to the outer sides of the rear installation frames 15. Further, the front end vertical frame 20 and the rear end vertical frame 21 are placed in the front-rear direction X at height positions where the container 2 can be placed on the container placement portion 3C (height at which a bottom portion 10B described later is formed). A pipe material fitting portion 22 is provided along which the pipe material is detachably fitted.

  Further, along the front-rear direction X passing through the center position in the left-right direction Y of the picking work carriage 1 at a height at which the container 2 can be placed on the container placement portion 3C (a height at which a bottom 10B described later is formed). A center frame 24 is provided which has a rear end bent downward and connected to the rear end connecting frame 15 and a front end bent upward and connected to the front end vertical frame 20.

A bottom portion 10C of the container mounting portion 3C is supported between the front and rear wheels 6a and 6b at a height that overlaps with the ring width of the front and rear wheels 6a and 6b.
Further, a bottom portion (an example of a lower support portion) 10B that forms a middle container placement portion 3B and supports the container 2 from below is provided with a pair of left and right middle outer frame frames 23 that are provided along the longitudinal direction X in the longitudinal direction. The longitudinal direction is provided along the left-right direction Y between a pair of left and right middle inner frames 25 provided in the longitudinal direction X, and the left and right middle outer frames 23 and the middle inner frame 25. 4 middle-stage horizontal frames 26. The front end vertical frame 20, each rear end vertical frame 21, the middle outer frame 23, the center frame 24, the middle inner frame 25 and the middle horizontal frame 26 are formed of a pipe material.

  Specifically, the left and right middle outer frame 23 and the middle inner frame 25, and the right middle middle outer frame 23 and the middle inner frame 25 are connected by the middle horizontal frame 26, respectively. A pair of bottom portions 10B is formed. The bottom 10B formed in this way has each middle inner frame 25 attached in the longitudinal direction along the longitudinal direction X of the center frame 24 with screws or bolts, and each middle outer frame 23 is fitted with a pipe material. As shown in FIG. 5, a pair of left and right bottom portions 10 </ b> B are formed so as to be detachable from the picking work carriage 1. The bottom portion 10B is formed between the front end vertical frame 20 and each rear end vertical frame 21 so that the container 2 can slide in the front-rear direction X along the bottom portion 10B.

  In addition, a bottom portion (an example of a lower support portion) 10A that forms the upper container placement portion 3A and supports the container 2 has a front portion of a pair of left and right pipe members provided with a longitudinal direction along the front-rear direction X. An upper rear frame 30 that is bent upward and whose front ends are closed inwardly on the left and right sides and formed in a U-shape in a plan view and a front view, and a substantially square shape in a side view, and a longitudinal direction provided along the vertical direction The upper front frame 31 has a substantially letter-like shape when viewed from the side, and the upper part is bent downward and obliquely downward, and a pair of left and right upper horizontal frames 32 provided with the longitudinal direction along the left-right direction Y. The upper ends of the pair of left and right pipe members provided along the direction are closed to the left and right inner sides at a predetermined height (a height at which the rear side surface of the container 2 placed on the container placement portion 3A can be supported). Shaped by formed U-shaped support frame 33 in front view It is made. The upper rear frame 30, the upper front frame 31, the upper horizontal frame 32, and the support frame 33 are formed of a pipe material.

  Specifically, each rear end of the upper rear frame 30 is connected to an upper part of each rear end vertical frame 21 extended to a height at which the container 2 can be placed on the container placement portion 3B, and the front end of the upper front frame 31 is connected. Are connected to the upper end of the center frame 24, and the rear end is connected to the center position in the left-right direction Y of the upper rear frame 30. Each upper horizontal frame 32 is connected to the vicinity of the top of the upper front frame 31, and each lower end of the support frame 33 is connected to the left and right horizontal portions of the upper rear frame 30.

  The bottom portions 10A, 10B, and 10C of the container placement portions 3A, 3B, and 3C are the bottom surfaces of the containers 2 placed on the container placement portions 3A, 3B, and 3C, respectively. It is formed so as to support the inner side in the left-right direction Y from the thickness.

  As shown in FIG. 2A, the picking work cart 1 is placed on a printer 40 for issuing a label or the like to be affixed to the container 2 and placed on the container placement units 3A, 3B, 3C. Corresponding to each container 2, six instruction devices 41 for instructing input of articles, a display terminal 42 for displaying data of picking work to the worker S, a printer 40, each instruction device 41, A control device 43 for controlling the display terminal 42, a printer 40, each indicating device 41, a battery 44 for supplying power to the display terminal device 42 and the control device 43, and a worker S pushes and pulls the picking cart 1 A pair of left and right handles (gripping portions) 45 are provided for gripping when performing.

  The battery 44 has a battery shelf (battery) that supports the bottom surface between the front wheels 6a at the same height as the bottom portion 10C of the container mounting portion 3C and at a height that overlaps the wheel width of the front and rear wheels 6a, 6b. An example of the mounting portion) 46 is mounted. The battery shelves 46 are fixed on the front wheel support plates 4 and are suspended along the inner side surfaces of the wheel support plates 4 up to the height of the side frame 11 that forms the bottom 10C. It is formed of a rectangular material to be connected.

  The printer 40 and the control device 43 are arranged side by side between the front wheel support plates 4 and the bottom 10B of the container mounting portion 3B. That is, the printer 40 is arranged above the right front wheel support plate 4. And a shelf (not shown) on which the control device 43 is arranged is provided above the wheel support plate 4 on the left front side.

  Further, the display terminal 42 has a support table 55 fitted in a position along the left-right direction Y of the support frame 33 formed in a U-shape, and the display terminal 42 is fixed to the upper surface of the support table 55. The display unit of the container 42 is provided so as to be visible to the operator S. The support table 55 is rotatably fitted along the pipe material of the support frame 33 so that the angle of the upper surface of the support table 55 can be adjusted, that is, the angle of the display unit of the display terminal 42 by the operator S. Is configured to be adjustable.

  In addition, each indicating device 41 that gives instructions corresponding to the left and right containers 2 placed on the container placing portion 3C is fixed to the upper portions of the rear left and right wheel support plates 4 and placed on the container placing portion 3B. The right and left indicating devices 41 for giving instructions corresponding to the left and right containers 2 are fixed to the lower part of the support table 55 with the display terminal 42 of the support table 55 interposed therebetween, and are placed on the container mounting portion 3A. Each indicating device 41 that gives an instruction corresponding to the container 2 is fixed to the upper portion of the support table 55 with the display terminal 42 of the support table 55 interposed therebetween.

  Each handle 45 is provided rearward from each rear end of the upper rear frame 30, and is bent in a U shape from above to the front above the rear wheel 6b. In addition, in order to facilitate the operation of the handle 45 by the operator S, an elastic resin grip (not shown) is formed at a position where the handle 45 is bent.

  The container 2 is a container in which a plurality of types of articles are put in or taken out (width 530 mm in the front-rear direction X, depth 366 mm in the left-right direction Y, height 322 mm in the vertical direction) 2, and liquor in which a single bottle is put in particular. A container (an example of an article storage container for a single bottle) (width 318 mm in the front-rear direction X, depth 440 mm in the left-right direction Y, height 380 mm in the vertical direction) 2a is standardized.

The picking cart 1 is attached with a lower auxiliary tool 50 and an upper auxiliary tool 51 shown in FIG. 6 in order to place the liquor container 2a.
As shown in FIG. 6A, the lower stage assisting tool 50 is formed of a rectangular plate, and at each end in the longitudinal direction, the rear pipe member of the front end connecting frame 16 and the pipe of the front horizontal frame 12 are provided. 1 and FIG. 5, the container 2a has an upper open surface that is inclined toward the worker S on the rear side that pushes and pulls the picking cart 1 to move the container. The posture of 2a is supported so that the front becomes high, and is detachably attached to the lower container placing portion 3C.

  Further, as shown in FIG. 6 (b), the upper stage auxiliary tool 51 is formed of a rectangular plate material, and its longitudinal front and rear end portions are bent, and the rear end is bent rearward and obliquely downward. 1 and FIG. 5, the front end is hooked on the upper horizontal frame 32, and the rear end is hooked on a location along the left-right direction Y of the upper rear frame 30, The upper open surface of 2a is inclined to the rear worker S side that pushes and pulls the picking cart 1 to support the posture of the container 2a so that the rear is lowered, and the upper auxiliary tool 51 is placed on the upper container. The unit 3A is detachable.

Hereinafter, in the picking operation cart 1 of the present embodiment, the operation of the configurations of the container placement units 3A, 3B, and 3C will be described.
As shown in FIG. 1, between the front wheel 6a and the rear wheel 6b, the bottom 10C of the lower container mounting portion 3C is supported at a height that overlaps the wheel width of the front and rear wheels 6a, 6b. As is apparent from comparison with the configuration of the picking work carriage in which a plurality of wheels are attached to the lower part of the lower container placing part, the container placing part 3C is formed at a position close to the floor surface 5. . That is, in the picking cart 1, even if the container placement portions are laid out in three stages, the heights of the container placement portions 3 </ b> C and the container placement portions 3 </ b> A and 3 </ b> B formed above the container placement portions 3 </ b> C are arranged. The height of the picking work cart 1 as a whole is suppressed.

  Further, when an article is put into or taken out from the container 2 placed on the lower container placing part 3C, the article is placed on the middle container placing part 3B as shown in FIG. The container 2 is slid forward (the back side of the worker S), and an upper open surface (space) is secured to put the article into the container 2 placed on the container placing portion 3C or to take out the article from the container 2. After that, goods are thrown in or taken out. Further, when an article is put into or taken out from the container 2 placed on the middle container placing part 3B, as shown in FIG. 4B, the container placed on the container placing part 3B. 2 is slid rearward (the front side of the worker S), and an article is put in or taken out after securing an upper open surface (space) for putting the article into the container 2 or taking out the article from the container 2.

  As shown in FIG. 5, the bottom container 10 </ b> B is removed and a lower auxiliary tool 50 is attached, so that the liquor container 2 a is placed on the container placing part 3 </ b> C. At this time, the bottom front portion of the liquor container 2a is supported by the lower auxiliary tool 50, the bottom rear portion of the liquor container 2a is supported by the front horizontal frame 12, and the liquor container 2a is supported by the rear end connecting frame 15. The rear side surface is supported and placed on the container placement portion 3C so that the front of the liquor container 2a is raised, that is, the upper open surface of the liquor container 2a is placed inclined to the rear worker S side. The

  As shown in FIG. 5, the liquor container 2 a is placed on the container placement portion 3 </ b> A by attaching the upper auxiliary tool 50. At this time, the upper auxiliary tool 50 supports the bottom surface of the liquor container 2a, the rear side surface is supported by the upper portion of the support frame 33, and the liquor container 2a is placed on the container mounting portion 3A so that the rear side of the liquor container 2a is lowered. That is, the upper open surface of the liquor container 2a is inclined and placed on the rear worker S side.

  Further, as shown in FIG. 1, a battery 44 that is not operated during normal picking work or assorting work is placed between the front wheels 6a, that is, for picking work or assorting work. The battery 44 used indirectly is placed at a position that does not interfere with the worker S who performs the picking work or the assorting work, and placed without affecting the layout of the container placement parts 3B and 3C. The

  Further, the control device 43 and the printer 40 are arranged on a shelf fixed to the upper part of each front wheel support plate 4, that is, the battery 44 in front of the lower container placing part 3C and below the middle container placing part 3B. Are placed in the container 2 by the worker S, or the articles taken out from the container 2 are not brought into contact with each other, that is, without hindering the picking work or assorting work of the worker S. And it arrange | positions, without affecting the layout of the container mounting parts 3B and 3C.

  As shown in FIGS. 2 and 3, the container 2 placed from the side of the picking cart 1 is placed on the middle and lower container placing portions 3B and 3C. When the container 2 is placed on the container placement portions 3B and 3C or is taken out from the container placement portions 3B and 3C, it is placed on the container placement portion 3B and 3C. The outer side surface of the container 2 protruding from the container placement portions 3A, 3B, 3C is gripped.

  In addition, the handle 45 extends rearward from the upper part of the container placement part 3B, and then is formed in a U-shape from the upper part to the front, so that a space for loading articles is formed wide. Therefore, each container placement part 3A, 3B , 3C, the handle 45 is not obstructed when an article is put into the container 2 placed on the rear side from 3C.

  Further, the container 2 placed on the upper container placing portion 3A is supported by the upper front frame 31 at the rear bottom portion thereof, supported by the upper horizontal frame 32 at the bottom front portion thereof, and the support frame 33 at the rear side surface thereof. The container 2 is placed so that the rear side of the container 2 is low and the front side is high.

Hereinafter, the picking work using the picking work carriage 1 of the present embodiment will be described.
First, the worker S selects the side of the container 2 based on the picking work information (information for each sorting destination, each item information, and the container placing position for each sorting destination or the container placing position set by the worker S). And empty containers 2 are placed on the container placement portions 3A, 3B, 3C from the side of the picking work carriage 1. Here, for example, it is assumed that six sorting destinations are set, and the containers 2 are placed on the left and right of the container placement units 3A, 3B, 3C.

  Next, the picking cart 1 is pushed and pulled while holding the handle 45 to the front of the article storage shelf on which the article displayed on the display terminal 42 is placed. When the picking work carriage 1 is moved to the position of the target article storage shelf, a number indicating the number of articles input is displayed on the instruction device 41 corresponding to each container 2. Here, for example, “2” is displayed on the instruction device on the right side of the container placement unit 3A, “1” is displayed on each instruction device on the left and right of the container placement unit 3B, and “2” is displayed on the instruction device on the left side of the container placement unit 3C. Suppose.

  Therefore, the worker S takes out six articles from the article storage shelf, puts two articles into the container 2 placed on the right side of the container placement unit 3A, and presses a loading completion button (not shown) of the corresponding pointing device 41. Operate (display corresponding to each container 2 may be performed on the display terminal 42, and an operation device corresponding to the input completion button may be provided). And it confirms that the container 2 mounted in the container mounting part 3B exists in back (near side), and after sliding each container 2 on either side back, if each left and right of the container mounting part 3B Each article is loaded into the container 2 and the loading completion button of the corresponding pointing device 41 is operated. Next, the left and right containers 2 or the left container 2 of the container placement unit 3B are slid forward, and then two articles are put into the left container 2 of the container placement unit 3C. Operate the input completion button.

  When such a picking operation is completed, the picking operation is similarly performed on the article newly displayed on the display terminal 42. When all the picking operations for each container 2 are completed for each container 2, the worker S holds the handle 45 of the picking cart 1 to the shipping site or a conveyor (both not shown) that contacts the shipping site. Then, the container 2 is moved from the side of the picking work cart 1 by pushing and pulling. At this time, the container 2 can be easily pulled out from the picking cart 1 by gripping the side portion of the container 2 protruding outward from the picking cart 1. Further, a label for identifying a store issued from the printer 40 is attached to each container 2 for which picking has been completed, and is wholesaled.

  When the article to be picked is a single bottle, that is, when the worker determines that the article is a single bottle based on the picking work information, the bottom 10B of the container placement unit 3B is removed from the picking work carriage 1. The lower stage assisting tool 50 and the upper stage assisting tool 51 are attached, and the liquor container 2a is placed on the upper and lower container placing parts 3A, 3C, and then the picking operation is performed.

Hereinafter, an assorting operation using the picking operation cart 1 of the present embodiment will be described.
First, the worker S grasps the side portion of the container 2 based on assortment work information (the shelf information of each sorting destination, each item information, and the item information of each container, or the container placement position set by the worker S). Thus, from the side of the picking work carriage 1, the container 2 in which articles are stored is placed on the container placement portions 3A, 3B, 3C. Here, for example, it is assumed that the container 2 is placed on the left and right of the container placement portions 3A, 3B, 3C.

  Next, the picking cart 1 is pushed and pulled while gripping the handle 45 to the front surface of the article storage shelf on which articles are placed along the designated route. When the picking work carriage 1 is moved to the position of the target article storage shelf, a number indicating the number of articles taken out is displayed on the pointing device 41 corresponding to each container 2. Here, for example, it is assumed that “2” is displayed on the indication device on the left side of the container placement unit 3C.

  Therefore, the operator S confirms that the container 2 placed on the container placement unit 3B is in the front (back side), and if not, slides the left container 2 forward, and then the container placement unit 3C. Two items are taken out from the container 2 on the left of the item, put into the item storage shelf, and the loading completion button of the pointing device 41 is operated. When such an assorting work is completed, the assorting work is similarly performed on articles newly displayed on the display terminal 42. When all the assorting operations for the articles to be sorted with respect to the article storage shelf are completed, the worker S moves the handle 45 of the picking cart 1 to an empty container place or a conveyor (both not shown) that communicates with this place. Holding and pushing and pulling, the empty container 2 is unloaded from the side surface of the picking cart 1. At this time, the container 2 can be easily pulled out from the picking cart 1 by gripping the side portion of the container 2 protruding outward from the picking cart 1.

  Further, when the article to be assorted is a single bottle, that is, when the worker determines that the article is a single bottle based on the assortment work information, the bottom 10B of the container placement unit 3B is removed from the picking work cart 1. The lower stage auxiliary tool 50 and the upper stage auxiliary tool 51 are attached, and the assortment work is performed after placing the liquor container 2a in which the bottles are stored in the upper and lower container placing parts 3A and 3C.

  As described above, according to the present embodiment, the bottom portion 10C of the lower container mounting portion 3C is supported between the front and rear wheels 6a and 6b at a height that overlaps the wheel width of the front and rear wheels 6a and 6b. Thus, the lower container placing part 3C can be formed at a low position, and even if the container placing part is formed in three stages in the vertical direction (even if the layout of each container placing part is diversified), the picking work carriage The height of 1 can be suppressed. Therefore, the article can be easily put into the container 2 placed on each container placement section 3A, 3B, 3C, or the article can be easily taken out from the container 2, and the container 2 can be removed from each container placement section 3A. , 3B, 3C.

  Further, according to the present embodiment, the container 2 is configured to be slidable along the bottom portion 10B of the middle container placement portion 3B, and the container placement portions 3A, 3B, 3C are arranged from the rear of the picking work carriage 1. Each of the articles placed on the container placement units 3A, 3B, and 3C goes around the side surface of the picking work cart 1 by loading or unloading the articles into and from the containers 2 placed on the container. There is no need to pull out the container 2 and put or take out the article, and the article can be put in or taken out efficiently.

  In addition, according to the present embodiment, when the article to be sorted into each sorting destination is a single bottle, the bottom 10B of the middle container placing part 3B is removed, and the lower assisting tool 50 is attached to the lower container placing part 3C. Thus, the liquor container 2a can be placed on the container placing portion 3C, and at this time, the upper portion where the bottle of liquor container 2a placed on the container placing portion 3C is charged or taken out. The opening surface is inclined toward the worker S behind by the lower stage assisting tool 50, so that the single bottle can be efficiently put in or taken out from behind.

  Further, according to the present embodiment, when an article to be sorted into each sorting destination is a single bottle, by attaching the upper assisting tool 51 to the upper container placing part 3A, the liquor container 2a is attached to the container placing part 3A. At this time, the upper open surface into which the bottle of liquor 2a placed on the container placing portion 3A is put or taken out is inclined backward by the upper stage assisting tool 51. By doing so, it is possible to efficiently input or take out the single bottle from the rear.

  In addition, according to the present embodiment, the battery 44 for supplying electric power to the printer 40 and the devices 41, 42, 43 provided in the picking work carriage 1 is provided between the front wheels 6a. By being placed on the battery shelf 46, the battery 44 can be prevented from obstructing the worker S who performs the picking work or the assorting work, and the layout of the container placement parts 3B and 3C is affected. Therefore, the height of the cart 1 for picking work can be suppressed.

  Further, according to the present embodiment, the control device 43 and the printer 40 are provided on the upper portion of the front wheel support plate 4, so that the articles put into or taken out from the container 2 by the operator S come into contact with each other. Without hindering the picking work or assorting work of the worker S, and without affecting the layout of the container placement portions 3B and 3C, and the height of the picking work carriage 1 Can be suppressed.

  Further, according to the present embodiment, the container 2 placed from the side of the picking work cart 1 protrudes outward from the thickness of the outer side surface thereof, and is placed on each of the container placement portions 3A, 3B, 3C. By being placed, when the container 2 is placed on each container placing part 3B, 3C or taken out from each container placing part 3B, 3C, it protrudes from each container placing part 3A, 3B, 3C. The outer side surface of the container 2 can be gripped, and the container 2 can be easily placed or taken out.

  Further, according to the present embodiment, the handle 45 extends rearward from the upper portion of the container placing portion 3B, and thereafter is formed in a U shape from the upper side to the front side, that is, the handle 45 is provided on each side of the rear side of the picking work carriage 1. When the article is inserted into or removed from the container 2 placed on each container placement unit 3A, 3B, 3C from the rear, the space into which the article is introduced or removed is widened. The handle 45 can be prevented from obstructing the picking operation.

  Further, according to the present embodiment, the container 2 is placed side by side in the left-right direction Y on each of the container placement portions 3A, 3B, 3C formed in the upper, middle, and lower stages, thereby picking. A total of six containers 2 can be placed on the work cart 1.

  In the present embodiment, the shelf on which the printer 40 is arranged or the shelf on which the control device 43 is arranged is fixed, but may be configured to be slidable left and right. According to such a configuration, the printer 40 and the control device 43 can be easily pulled out when the paper supply operation when the label of the printer 40 runs out or the maintenance operation of the control device 43 is performed. Further, when the battery is replaced, both the shelves are slid outward to open the upper side of the battery 44, whereby the battery 44 can be easily replaced.

  In the present embodiment, the liquor container 2a is placed on each of the container placement portions 3A and 3C. However, when performing picking work in which articles and liquor bottles are mixed, for example, the upper container placement The picking work may be performed by attaching the upper auxiliary tool 51 to the part 3A, placing the liquor container 2a on the container placing part 3A, and placing the container 2 on the container placing parts 3B and 3C.

It is a side view of the cart for picking work in Embodiment 1 of the present invention. (A) is a front view of the picking work cart, and (b) is a rear view of the picking work cart. It is a top view of the cart for the picking work. It is a principal part perspective view of the cart for the picking work. It is a side view at the time of mounting the container for liquor on the cart for the picking work. It is an auxiliary tool used when placing the container for liquor on the picking cart, (a) is a perspective view of the lower auxiliary tool, (b) is a perspective view of the upper auxiliary tool.

Explanation of symbols

S Worker X Front-rear direction Y Left-right direction 1 Picking cart 2 Container 2a Liquor container 3A Upper container placing part 3B Middle container placing part 3C Lower container placing part 4 Wheel support plate 5 Floor surface 6a, 6b Front wheel, rear wheel
10A Bottom of the upper stage
10B Middle bottom
10C Bottom of the bottom
40 Printer
43 Control unit
44 battery
45 Handle
46 Battery shelf
50 Lower aid
51 Upper aid
55 Support table

Claims (7)

An article storage container into which articles are put in or taken out is provided with a plurality of upper and lower container placement portions placed in the left-right direction, and is pushed and pulled in the front-rear direction perpendicular to the left-right direction by an operator. A working carriage,
Each container mounting portion includes a lower support portion that supports the article storage container from below,
Provided on each of the front and rear outer sides of the lowermost container placing part, wheels for supporting the article transport carriage through the wheel support part,
A working carriage characterized in that, between the front and rear wheels, a lower support portion of the lowermost container placement portion is supported at a height that overlaps the wheel width of the wheel. A lower support portion of the upper container placement portion of the lowermost container placement portion is extended in the front-rear direction, and the article storage container extends along the lower support portion of the uppermost container placement portion. Slidable in the front-rear direction,
The article storage container placed on the lowermost container placement section by sliding the article storage container placed on the lower support part of the one upper container placement part in the front-rear direction, and the 1 The work cart according to claim 1, wherein the work can be put into an article storage container placed on the upper container placement section, or the article can be taken out from the article storage container. The lower support part of the upper container placing part of the lowermost container placing part is configured to be detachable,
An upper open surface of the article storage container is inclined to a rear worker side that pushes and pulls the work carriage on the lower support portion of the lowermost container placing section, and the posture of the article storage container becomes higher in the front. 2. A detachable auxiliary member for lower stage that is supported in this manner is attached, and an article storage container for a one-bottle bottle in which the one-bottle bottle is charged into or taken out from the lowermost container placing section can be placed. Or the work trolley | bogie of Claim 2. An upper open surface of the article storage container is inclined to a rear worker side that pushes and pulls the work cart so that the posture of the article storage container is lowered at the lower support portion of the uppermost container placement section. A detachable upper auxiliary member to be supported is attached to the uppermost container placing portion, and a one-bottled article storage container into which the one-bottled bottle is put in or taken out can be placed. The work trolley | bogie of any one of Claim 3. A printing device for printing labels;
A battery connected to the printing device and supplying power to at least the printing device;
A battery mounting portion that supports the bottom surface of the battery between the front wheels at the same height as the lower support portion of the lowermost container mounting portion and at a height that overlaps the wheel width of the wheel. The work carriage according to claim 1, wherein the work carriage is provided. 6. The work carriage according to claim 5, wherein the printing device is disposed between the wheel support portion on which the front wheel is provided and the lower support portion of the upper container placing portion. . Lower support portions of the respective container placement portions support the bottom surface of the article storage container placed on each of the container placement portions from the thickness of the side surface forming the article storage container in the left-right direction. The work cart according to any one of claims 1 to 6, wherein

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