JP6748875B2 - Storage device - Google Patents

Description

The present invention relates to a storage device.

2. Description of the Related Art Conventionally, there is known a storage device in which a box body that is open to the front is provided with a storage body that is rotatable around an axis along the vertical direction and can be reversed in the front-rear direction. In such a storage device, while allowing the storage body to rotate about an axis along the vertical direction, the storage body is moved in the front-rear direction in order to reduce the space between the storage body and the back side surface of the box body. While there are some that are configured to be rotatable.
For example, in Patent Document 1 below, a rail portion is provided at a central portion in the front direction of the box body so as to extend in the front-rear direction, and a rail portion is provided at the central portion in the front direction in the storage state of the storage body and is guided by the rail portion. A storage device including a guide roller is disclosed.

JP, 2016-54872, A

However, in the storage device described in Patent Document 1, a clearance is provided between both side walls of the guide groove of the rail portion and the guide roller. Therefore, it has been considered that when the storage body is moved in the front-rear direction while being rotated about an axis extending in the vertical direction, noise or the like is generated due to rattling or rattling.

The present invention has been made in view of the above circumstances, and provides a storage device capable of smoothly moving the storage body in the front-rear direction while allowing the depth dimension of the box body to be efficiently reduced. The purpose is to

In order to achieve the above object, the storage device according to the present invention includes an up-and-down rotating mechanism unit that guides the storage body so as to be rotatable about the axis along the up-down direction and movable in the front-rear direction so that the storage device can be inverted. Is a storage device provided in a box body that opens to the front, at least one of the upper and lower rotation mechanism portions, and a rail portion provided so as to extend in the front-rear direction at the front center of the box body. A guide roller that is provided at a central portion in the front direction in the storage state of the storage body and that is guided by the rail portion; and a biasing mechanism that biases the guide roller so as to press the guide roller against the inner wall of the rail portion. The guide rollers are provided on both sides in the frontal direction so as to be in contact with the inner sidewalls on both sides of the rail portion, respectively, and the inner sidewalls on both sides of the rail portion face one side in the vertical direction. According to the urging mechanism, the biasing mechanism is arranged so that the guide rollers on both sides in the frontage direction are pressed against the sloping surfaces of the inner walls, so that the biasing mechanism is directed toward the other side in the vertical direction. It is characterized in that each guide roller is biased .

With the storage device according to the present invention having the above-described configuration, it is possible to efficiently reduce the depth dimension of the box body, but it is possible to smoothly move the storage body in the front-rear direction. ..

It is a partially omitted schematic perspective view which shows typically an example of the storage device which concerns on one Embodiment of this invention. It is a partial fracture schematic longitudinal cross-sectional view which abbreviate|omitted a part of the storage device. It is a partially broken schematic cross-sectional view with a part of the storage device omitted. (A) is a partially broken schematic enlarged vertical sectional view corresponding to FIG. 2, and (b) is a partially broken schematic enlarged lateral sectional view corresponding to FIG. 3. It is a partial fracture schematic longitudinal cross-sectional view which abbreviate|omitted a part of the storage device. (A), (b) is a partially broken schematic perspective view which abbreviate|omitted one part which shows an example of the lower side rotation mechanism part with which the said accommodating device is equipped, (c) shows the lower side rotation mechanism part. It is a partial fracture schematic longitudinal cross-sectional view which abbreviate|omitted one part. (A)-(d) is a partial fracture|rupture schematic cross-sectional view which abbreviate|omitted one part which shows an example of the back-and-forth reversal operation|movement of the storage body with which the same storage device is equipped. It is a partially broken schematic longitudinal cross-sectional view corresponding to FIG. 5 schematically showing an example of a storage device according to another embodiment of the present invention. It is a partially broken schematic cross-sectional view which showed typically an example of the upper side rotation mechanism part with which an example of the storage device which concerns on other embodiment of this invention is equipped, and abbreviate|omitted one part. (A) is the schematic perspective view which abbreviate|omitted one part of the same upper side rotation mechanism part, (b) is the partially broken schematic vertical cross-sectional view which abbreviate|omitted a part corresponding to FIG.

Embodiments of the present invention will be described below with reference to the drawings.
Note that in some of the drawings, some of the detailed reference numerals attached to the other drawings are omitted.
Further, in each of the following embodiments, with the state facing the installed storage device on the opening side as a reference, the front side is the front, the opposite side is the rear, and the state such as the vertical direction is used as a reference. Will be explained. In addition, the same direction will be described in principle on the basis of the state where the storage body of the storage device is stored in the box body as shown in FIGS. 1 to 3.

1 to 7 are diagrams schematically illustrating an example of the storage device according to the first embodiment.
As shown in FIGS. 1 to 3, the storage device 1 according to the present embodiment is configured to be rotatable in the front-back direction (storage depth) so that the storage body 10 can be rotated around the shafts 18 and 19 extending in the vertical direction so as to be able to be inverted. It is provided with upper and lower rotation mechanism parts 20 and 21 that guide the movable parts in a direction). Further, the rotary storage device 1 as the storage device is configured such that the upper and lower rotation mechanism portions 20 and 21 are provided in the box body 2 that is open to the front.
The rotary storage device 1 may be installed on a front floor or a front floor as a front storage device for storing shoes and the like. Further, since the rotary storage device 1 is configured to hold the rotary storage body 10 as a storage body in a lower load type, as will be described later, the rotary storage device 1 has a higher withstand load than the top-hung type, and for example, tableware or It may be installed in a kitchen or the like as a pantry-like storage for storing foods, beverages and the like. Further, the rotary storage device 1 may be installed in a living room or the like as a rack-shaped storage for storing various disc-shaped recording media, books and the like. Further, the rotary storage device 1 is not limited to being installed in such a house, but may be installed in various buildings.

The box body 2 is in the shape of a box having a substantially rectangular shape in front view, which is open to the front. The box body 2 includes a top surface portion 3, a bottom surface portion 4, a back surface portion 5, and a pair of side surface portions 6 and 6 in the frontal direction (left and right), which form a storage space for the rotary storage body 10. The storage space is formed such that the storage front dimension (horizontal dimension) is larger than the front-rear dimension (storage depth dimension).
Each of these surface portions 3, 4, 5, 6, 6 may be made of a plate material, and the box body 2 is made of a wood-based material, a metal-based material, a synthetic resin-based material, or the like. Good.
A door that opens and closes the front opening of the box body 2 may be provided. Further, a mode may be adopted in which another storage space is provided above or below the storage space of the rotary storage body 10. In this case, the upper and lower storage spaces may be partitioned by a horizontal partition plate or the like. Further, the box body 2 may be at least open to the front, and may be open to both front and rear sides. Further, in the illustrated example, the bottom surface portion 4 is provided in an upper bottom shape so as to be located above the lower ends of the side surface portions 6 and 6 on both sides, and the front and rear direction is provided in the center portion of the lower surface side in the frontage direction (left-right direction). It shows an example in which a crosspiece extending to the.

The rotary storage body 10 is provided in the box body 2 so as to be rotatable by 180° around the shafts 18 and 19 extending in the vertical direction, and can be turned upside down. In this embodiment, the rotary storage body 10 is configured to include a frame body 11 having a substantially rectangular frame shape in a front view, and a storage portion 16 held by the frame body 11. The rotary storage body 10 has a configuration in which the storage space is divided into a plurality of upper and lower stages by disposing the storage portion 16 in the frame body 11.
The frame body 11 includes an upper frame portion 12, a lower frame portion 13, and a pair of left and right vertical frame portions 14 and 14.
As shown in FIGS. 2 and 3, the frame body 11 is arranged in the box body 2 at a substantially central portion in the front-rear direction in a state where the rotary storage body 10 is housed in the box body 2.
The frame 11 may be made of a rigid material such as a metal material.

The upper frame portion 12 and the lower frame portion 13 are each elongated along the frontage direction. The left and right vertical frame portions (both vertical frame portions) 14 and 14 are elongated along the vertical direction. The upper frame portion 12, the lower frame portion 13, and the vertical frame portions 14, 14 on both sides have a substantially rectangular shape when viewed in the longitudinal direction, and may be formed of, for example, a tubular material. The upper frame portion 12 and the lower frame portion 13 are arranged substantially parallel to each other, and the vertical frame portions 14 and 14 on both sides are arranged substantially parallel to each other.
Further, both longitudinal end portions of the upper frame portion 12 are fixed to the upper end portions of the vertical frame portions 14 on both sides, and both longitudinal direction end portions of the lower frame portion 13 are attached to the lower end portions of the vertical frame portions 14 on both sides. Is fixed.
The frame body 11 including the upper frame portion 12, the lower frame portion 13, and the vertical frame portions 14 and 14 on both sides may be integrally formed, and ends of the frame portions 12, 13, 14, and 14 may be formed. It may be formed by appropriately connecting the parts by a fastener such as a screw or welding.

Further, one of the vertical frame portions 14, 14 on both sides is provided with a grip portion 17 which is gripped when the rotary storage body 10 is inverted back and forth as described later. The illustrated example shows an example in which the grip portions 17 are provided so as to project in the front-rear direction from the vertical middle portion of one vertical frame portion 14.
In addition, a storage portion 16 is provided between the vertical frame portions 14 on both sides so as to be bridged.
The storage portion 16 may be one in which both end portions in the width direction (front direction) are fixed to the vertical frame portions 14 and 14 on both sides by appropriate fasteners, or with respect to the vertical frame portions 14 and 14 on both sides. It may be detachably attached. In the illustrated example, on the inner side surfaces of the vertical frame portions 14 on both sides facing each other, a difference as an engagement holding portion for detachably holding a holder that holds both widthwise end portions of the storage portion 16 is provided. An example is shown in which the insertion holes 15 are provided at a plurality of positions at intervals along the vertical direction. With such a configuration, the number of storage units 16 and the height position to be arranged can be changed.

Even in the case where the front-rear dimension of the storage section 16 is relatively large, the article storage/removal property can be improved by rotating the rotary storage body 10 and reversing it by 180° as will be described later.
In addition, in the illustrated example, the thin net-like storage portion 16 and the thin box-shaped storage portion 16 that are open toward the upper side are provided at a plurality of upper and lower portions, but the embodiment is not limited to this. I can't. Adopting a storage unit 16 having various shapes according to the type of the stored object such as a flat plate (shelf plate), a tray, a bottle storage rack, and a bar-shaped hooking member. Is possible. The items to be stored in the rotary storage device 1 may be footwear such as shoes, clothing, umbrellas, hats, etc., and other items such as books, ornaments, tableware, food products, bottles, seasonings, It may be a recording medium such as various disks.
Further, in the illustrated example, the storage portion 16 having a substantially octagonal shape in which four corners are cut off in a plan view is illustrated, but the present invention is not limited to such an aspect. For example, the storage section 16 may be provided with chamfered portions having C chamfers or R chamfers at four corners in a plan view.

Further, in the illustrated example, an example is shown in which the storage portions 16 are held in the vertical frame portions 14 and 14 on both sides in a horizontal state so that the upper surface of the article mounting portion is horizontal. It is not limited to the mode. For example, the storage portion 16 may be held by the vertical frame portions 14, 14 on both sides in the forward tilted state or the rearward tilted state. In this case, a plurality of storage units 16 may be provided so as to be alternately inclined vertically to different sides. By inclining the storage portion 16 in this manner, for example, when the object to be stored is a shoe or the like, it can be efficiently stored. Further, even when the storage section (shelf plate) in the forward tilted state and the storage section (shelf plate) in the backward tilted state are provided alternately in the vertical direction in this manner, the rotary storage body 10 is rotated to 180 degrees as described later. By reversing, the storage section (shelf plate) in the backward tilted state can be switched to the forward tilted state, and the article take-in/out performance can be improved. With such a configuration, the storage space of the rotary storage device 1 (rotary storage body 10) can be efficiently used.
The storage body that holds the storage portion 16 is not limited to the frame body 11 as described above. For example, a plate-like member that divides the storage space into front and rear, a vertically extending rod-shaped member that is substantially coaxial with the shafts 18 and 19 extending in the up-down direction, and a front and rear opening in the stored state. The storage body 11 may have various shapes, such as a storage section integrally provided with the storage section.

Further, upper and lower rotation mechanism units 20 and 21 are provided on both upper and lower sides of the rotary storage body 10. At least one of the upper and lower rotation mechanism portions 20 and 21 is guided by rail portions 40 and 45 provided at the center of the front direction of the box body 2 so as to extend in the front-rear direction, and the rail portions 40 and 45. The guide rollers 26 and 36 are provided. In addition, at least one of the upper and lower rotation mechanism parts 20 and 21 is provided with urging mechanisms 29 and 39 for urging the guide rollers 26 and 36 to press the inner side walls 43 and 48 of the rail parts 40 and 45. It has a structure. In this embodiment, rails 40 and 45, guide rollers 26 and 36, and urging mechanisms 29 and 39 are provided on both the upper rotation mechanism 20 and the lower rotation mechanism 21.

Further, the upper and lower rotating mechanism parts 20 and 21 are provided with guide rollers 26 and 36, respectively, and are provided with central guide bodies 25 and 30 which are rotatable around the shafts 18 and 19 with respect to the rotary storage body 10. There is. The upper and lower central guide bodies 25, 30 are configured to be guided so as to move in the front-rear direction within the box body 2 when the rotary storage body 10 is turned upside down.
The upper and lower central guide bodies 25, 30 are provided at both upper and lower end portions of the central portion of the rotary storage body 10 in the storage state in the front direction. The upper and lower central guide bodies 25 and 30 are provided so as to be located on both upper and lower sides of the shafts 18 and 19 of the rotary storage body 10. In the present embodiment, as shown in FIG. 2, a plurality of guide rollers 26, 26, 36, 36 are provided in the upper and lower central guide bodies 25, 30 at intervals in the front-rear direction. In addition, as shown in FIG. 5, the guide rollers 26, 26, 36, 36 are arranged on both sides in the front direction so as to be in contact with the inner side walls 43, 43, 48, 48 on both sides of the upper and lower rail portions 40, 45, respectively. The configuration provided in.

The upper rail portion 40 as a rail portion of the upper rotation mechanism portion 20 is elongated in the front-rear direction, and is provided so as to extend forward from a substantially central portion in the front-rear direction in the box body 2. The upper rail portion 40 is provided so that its front end portion is located at a position which is set rearward from the front end portion of the box body 2. Further, the upper rail portion 40 is fixed along the top surface 3a facing the lower side in the box body 2. Further, the upper rail portion 40 is provided with a guide groove 41 for accommodating the guide rollers 26 of the upper end side central guide body 25 as a central guide body of the upper side rotation mechanism portion 20 so as to extend in the front-rear direction. ..
The guide groove 41 is provided so as to open downward, and is defined by a groove bottom 42 facing downward and inner side walls 43, 43 on both sides in the frontage direction. In the present embodiment, the inner side walls 43, 43 of the upper rail portion 40 are provided with inclined surfaces 43, 43 that are inclined so as to widen toward the lower side, which is one side in the vertical direction. That is, the inclined surfaces 43, 43 are provided so that the groove width of the guide groove 41 becomes wider toward the lower side. Further, substantially the entire inner side walls 43, 43 of the upper rail portion 40 are formed as inclined surfaces 43, 43 that incline so as to expand toward the lower side.

The inclination angles of the inclined surfaces 43, 43 are appropriately selected from the viewpoints of the abutment and rolling properties of the guide rollers 26, 26 pressed by the biasing mechanism 29 and the linear guideability in the front-rear direction, as will be described later. It may be an angle. The inclination angles of these inclined surfaces 43, 43 may be about 2 to 30 degrees (the angle with the groove bottom 42 is 92 to 120 degrees) with respect to the vertical surface, and preferably about 2 to 20 degrees. However, in the example shown in the figure, the angle is about 5 degrees.
Further, in the illustrated example, an example in which projecting piece portions are provided at the lower end portions of the inner side walls 43, 43 on both sides of the upper rail portion 40 so as to project in the directions facing each other.
In addition, as shown in FIGS. 1 and 2, a front end cover 44 that covers the front opening of the upper rail portion 40 is provided.
In addition, at the rear end portion of the guide groove 41 of the upper rail portion 40, a stopper portion for preventing the upper end side of the stored rotary storage body 10 from moving further rearward, and an upper end side central guide body. It may be configured such that a cushioning member or the like with which 25 is abutted is provided.

As shown in FIGS. 2 and 5, the upper end side central guide body 25 is connected to the upper end side shaft 18 as a shaft extending in the up-down direction of the rotary storage body 10. The upper end side shaft 18 is provided so as to be located at a substantially center of the storage space of the box body 2 in a plan view when the rotary storage body 10 is stored (see FIG. 3 ). Further, the upper end side shaft 18 is provided so as to be positioned substantially at the center in the longitudinal direction of the upper frame portion 12. Further, the upper end side shaft 18 may be fixedly provided to the upper frame portion 12, and the upper end portion may be rotatably held by the bearing portion 22. It should be noted that a configuration may be provided in which a height adjustment mechanism that enables adjustment of the vertical position (height position) of the upper end side central guide body 25 with respect to the upper frame portion 12 is provided. For example, the upper end shaft 18 may be provided with a male screw portion, and the upper frame portion 12 may be provided with a female screw portion that engages with the male screw portion. Alternatively, a configuration in which a height adjusting mechanism having various configurations is provided. May be

In the present embodiment, the upper end side central guide body 25 is provided with a holding member 27 that rotatably holds a plurality of guide rollers 26, 26 and that is biased by a biasing mechanism 29. Further, the upper end side central guide body 25 is connected via a connecting shaft 28 inserted through a holding hole 27b penetrating in the thickness direction provided in a plate-shaped holding member 27 whose thickness direction extends in the vertical direction. It is connected to the upper end side shaft 18. The connecting shaft 28 may be provided coaxially with the upper end side shaft 18 and fixed to the bearing portion 22. That is, the upper end side shaft 18 fixedly provided to the upper frame 12 may be rotatable with respect to the bearing 22 and the connecting shaft 28. Instead of such an aspect, the upper end side shaft 18 and the connecting shaft 28 may be fixedly or integrally provided, and these may be rotatable with respect to the holding member 27. Alternatively, instead of fixing the upper end side shaft 18 to the upper frame portion 12, the upper frame part 12 may be provided with a bearing portion or the like for rotatably holding the upper end side shaft 18.

The holding member 27 has a substantially rectangular shape in a plan view, and is provided with a holding hole 27b through which the connecting shaft 28 is inserted, at a substantially central portion thereof. The holding member 27 is vertically movable with respect to the connecting shaft 28.
The holding member 27 is also provided with roller shafts 27a and 27a that rotatably hold the plurality of guide rollers 26 and 26, respectively. In the present embodiment, a roller shaft 27a, 27a, 27a, 27a for rotatably holding the guide rollers 26, 26, 26, 26 is provided on each of front, rear, left and right (four corners) of the holding member 27. There is. That is, in the present embodiment, the upper end side central guide body 25 is provided with the four guide rollers 26, 26, 26, 26. Further, the roller shafts 27a, 27a, 27a, 27a are configured to project upward from the upper surface of the holding member 27 so that the axial direction is along the vertical direction.

Each of the guide rollers 26, 26, 26, 26 has a relatively thin columnar shape (disk shape) in the vertical direction. Further, the guide rollers 26, 26, 26, 26 have axial directions parallel to each other and have the same size and shape (same diameter). Further, these guide rollers 26, 26, 26, 26 are arranged so as to be positioned at substantially the same height. In addition, the guide rollers 26, 26, 26, 26 are provided in pairs on the left and right sides of the connecting shaft 28 on the front and rear sides, respectively. The pair of left and right guide rollers 26, 26 on the front side and the pair of left and right guide rollers 26, 26 on the rear side are provided so as to be in the same position in the front-rear direction.
Each of the guide rollers 26, 26, 26, 26 is made of a metal whose outer ring is rotatable with respect to an inner ring fixed to roller shafts 27a, 27a, 27a, 27a fixedly provided on the holding member 27. It may be configured to include a bearing portion such as. As such a guide roller 26, one having an outer peripheral surface having a low friction property is preferable. For example, as such a guide roller 26, a metal outer ring may constitute the outer peripheral surface, or a bearing roller in which the outer peripheral side of the outer ring is covered with resin or the like may be used. In this case, the outer peripheral side of the guide roller 26 may be formed of a resin such as polyacetal (POM) having good slidability or an oil-containing plastic such as an oil-containing POM in which a synthetic resin material contains oil. Good.

The urging mechanism 29 is on the other side in the vertical direction so that the guide rollers 26, 26, 26, 26 on both sides in the frontage direction are pressed against the respective inner side walls 43, 43 that are inclined as described above. The guide rollers 26, 26, 26, 26 are biased toward the upper side. In this embodiment, the biasing mechanism 29 is configured to bias the holding member 27 toward the upper side. The biasing mechanism 29 is a compression coil spring in which the connecting shaft 28 is inserted and is arranged between the bearing portion 22 and the holding member 27. That is, the biasing mechanism 29 is configured to bias the holding member 27 from below. In each of the guide rollers 26, 26, 26, 26 urged via the holding member 27 in this manner, the upper end side edge portion of each outer peripheral surface corresponds to each inner side wall (inclined surface) 43, 43 on both sides in the front direction. It is abutted so as to be pressed against.
The biasing mechanism 29 is not limited to the compression coil spring as described above, but may be a tension coil spring, a torsion spring, a leaf spring, or other various spring members. Further, at the upper end portion of the connecting shaft 28 described above, a collar-shaped retaining portion 28a that prevents the holding member 27 from coming off from the connecting shaft 28 to the upper side is provided.

The lower rail portion 45 serving as the rail portion of the lower rotation mechanism portion 21 is elongated in the front-rear direction and is substantially the same as the upper rail portion 40, and extends from the substantially central portion in the front-rear direction in the box body 2 toward the front. It is provided so as to extend. The lower rail portion 45 is fixed along the bottom surface 4a facing the upper side in the box body 2 so that the lower rail portion 45 is located at a position substantially coincident with the upper rail portion 40 in plan view. Further, the lower rail portion 45 is provided with a guide groove 46 for accommodating the guide rollers 36 of the lower end side central guide body 30 as a central guide body of the lower rotation mechanism portion 21 so as to extend in the front-rear direction. There is.
The guide groove 46 is provided so as to open toward the upper side, and is partitioned by the groove bottom 47 facing the upper side and the inner side walls 48, 48 on both sides in the frontage direction. Further, the upper end portions of the inner side walls 48, 48 are provided with inclined surfaces 48a, 48a which are inclined so as to widen toward the upper side which is one side in the vertical direction. In other words, the inclined surfaces 48a, 48a are provided so that the groove width of the guide groove 46 becomes wider toward the upper side. The inclination angles of the inclined surfaces 48a, 48a are the same as those of the upper rail portion 40.

In addition, at the rear end portion of the guide groove 46 of the lower rail portion 45, a stopper portion for preventing the lower end side of the stored rotary storage body 10 from moving further rearward, and a lower end side central guide. A configuration may be used in which a cushioning member or the like with which the body 30 abuts is provided. Further, similar to the above-mentioned upper rail portion 40, substantially the entire vertical direction of the inner side walls 48 of the lower rail portion 45 may be an inclined surface. Alternatively, the inclined surface of the upper rail portion 40 described above may be provided only on a part of the inner side walls 43, 43 in the up-down direction, similar to the lower rail portion 45. Further, both or one of the upper and lower rail portions 40 and 45 may be embedded in the upper and lower surface portions 3 and 4 (top surface portion 3 and bottom surface portion 4) of the box body 2 and the like. Further, the upper and lower rail portions 40 and 45 may be formed of a metal material having high rigidity and low friction such as stainless steel (SUS).

The lower end side central guide body 30 is connected to a lower end side shaft 19 as a shaft extending in the up-down direction of the rotary storage body 10 in the same manner as the upper end side central guide body 25. The lower end side shaft 19 is substantially coaxial with the upper end side shaft 18 described above. The lower end side shaft 19 may be fixedly provided to the lower frame portion 13, and the lower end portion may be rotatably held by the bearing portion 23.
In the present embodiment, the lower end side central guide body 30 is provided with a holding member 37 that rotatably holds a plurality of guide rollers 36, 36 and is biased by a biasing mechanism 39, similar to the above. I am trying.
Further, in the present embodiment, the lower end side central guide body 30 is provided with rolling elements 31A, 31B, 31B that roll on the groove bottom 47 of the guide groove 46. Further, the lower end side central guide body 30 is provided with a lower end holding member 34 that rotatably holds the rolling elements 31A, 31B, 31B. Further, the bearing portion 23 of the lower end side shaft 19 is fixedly provided to the lower end holding member 34. Further, the lower end holding member 34 is provided with a connecting shaft 38 which is inserted into a holding hole 37b provided in a holding member 37 for rotatably holding the plurality of guide rollers 36, 36. In addition, the lower end side shaft 19 may be fixedly provided to the lower end holding member 34, and the lower frame portion 13 may be provided with a bearing portion or the like for rotatably holding the lower end side shaft 19 in the same manner as described above.

The holding member 37 has a plate-like shape and is provided with an insertion hole 37c through which the bearing portion 23 is inserted, at a substantially central portion thereof (see also FIG. 6A). Further, the holding member 37 is provided with a holding hole 37b into which the connecting shaft 38 provided so as to project upward from the lower end holding member 34 is inserted. In this embodiment, the connecting shafts 38 and 38 are provided on the front and rear sides of the lower end holding member 34, and the holding holes 37b and 37b are provided on the front and rear sides of the insertion hole 37c of the holding member 37.
Further, roller shafts 37a, 37a, 37a, 37a for rotatably holding the guide rollers 36, 36, 36, 36 are provided on the front, rear, left and right (four corners) of the holding member 37, respectively, in substantially the same manner as described above. Has been. These roller shafts 37a, 37a, 37a, 37a are provided so as to project from the upper surface of the holding member 37 toward the upper side so that the axial direction extends along the vertical direction.

Further, each guide roller 36, 36, 36, 36 is formed into a relatively thin columnar shape (disk shape) in the vertical direction in a similar manner to the above, and the axial directions thereof are parallel to each other and have the same size and shape. (Same diameter). Further, the guide rollers 36, 36, 36, 36 are arranged so as to be positioned at substantially the same height, and are provided in a pair on the left and right on each of the front and rear sides with the bearing portion 23 interposed therebetween. Further, the pair of left and right guide rollers 36, 36 on the front side and the pair of left and right guide rollers 36, 36 on the rear side are provided so as to be in the same position in the front-rear direction. The guide rollers 36, 36, 36, 36 may be configured to include a bearing portion as described above, or may be a bearing roller whose outer peripheral side is covered with resin or the like.

The urging mechanism 39 is on the other side in the vertical direction so that the guide rollers 36, 36, 36, 36 on both sides in the front direction are pressed against the inclined surfaces 48a, 48a of the lower rail portion 45, in substantially the same manner as described above. The guide rollers 36, 36, 36, 36 are biased downward. That is, the lower biasing mechanism 39 is configured to bias the lower holding member 37 downward. In addition, biasing mechanisms 39, 39 are provided on the front and rear sides of the holding member 37, respectively. The urging mechanisms 39, 39 are arranged between the retaining members 37 and the collar-shaped retaining portions 38a, 38a provided at the upper ends of the coupling shafts 38, 38 when the coupling shafts 38, 38 are inserted. And a compression coil spring (see also FIG. 6C). That is, the biasing mechanisms 39, 39 are configured to bias the holding member 37 from above. In this way, the guide rollers 36, 36, 36, 36 urged via the holding member 37 have their lower end side edge portions of the outer peripheral surfaces pressed against the corresponding inclined surfaces 48a, 48a on both sides in the frontage direction. Abutted against. The urging mechanism 39 is not limited to such a compression coil spring as described above.

As shown in FIG. 5, the lower end holding member 34 is arranged so as to be positioned below the holding member 37, and has an upper plate portion provided with the connecting shafts 38, 38 and both end portions in the front direction of the upper plate portion. And a side wall portion on both left and right sides that are provided so as to hang down from the bottom opening shape. In the present embodiment, the lower end holding member 34 is configured to rotatably hold a plurality of rolling elements 31A, 31B, 31B. Further, as the plurality of rolling elements 31A, 31B, 31B, a pair of rolling elements 31B, 31B provided in parallel with a gap in the frontage direction, and one pair of the rolling elements 31B, 31B on one side in the front-rear direction. The rolling element 31A provided at intervals is provided. With such a configuration, the load of the rotary storage body 10 and the stored objects stored therein can be received by the at least three rolling elements 31A, 31B, 31B in a distributed manner. Further, for example, compared with a structure in which three rolling elements 31A, 31B, 31B are provided in parallel in the front direction and in series in the front-rear direction, that is, in a row, the load can be supported at least at three points. Therefore, the rotary storage body 10 can be stably moved in the front-rear direction.

In addition, when the plurality of rolling elements 31A, 31B, 31B are viewed in a plan view, the rotary housing 10 is provided between the pair of rolling elements 31B, 31B and the rolling element 31A on one side of the pair of rolling elements 31B, 31B in the front-rear direction. The upper end side shaft 18 and the lower end side shaft 19 which are the center of rotation are provided so as to be positioned. That is, as shown in FIG. 4B, the pair of rolling elements 31B are located so as to be located on one side in the front-rear direction with respect to the rotation center of the rotary storage body 10 (the axial center of the lower end side shaft 19) in plan view. , 31B is provided on one side in the front-rear direction of the rolling elements 31A. Further, the pair of rolling elements 31B and 31B are provided so as to be located on the other side in the front-rear direction with respect to the rotation center of the rotary storage body 10 in plan view. With such a configuration, the load of the rotary storage body 10 can be more stably dispersed and received by the pair of rolling bodies 31B, 31B and the rolling body 31A on one side in the front-rear direction, and the rotary storage body 10 can be received. It can be moved more stably in the front-back direction.

Further, the plurality of rolling elements 31A, 31B, 31B are provided such that the loci of the respective rolling elements 31A, 31B, 31B are different positions in the front direction. That is, when these rolling elements 31A, 31B, 31B are viewed in the front-back direction, which is the direction along these running directions, the contact portions of the rolling elements 31A, 31B, 31B with the groove bottom 47, which are the loci, overlap each other. It is provided so that it does not fit. With such a configuration, the plurality of rolling elements 31A, 31B, 31B do not roll on the same locus, and it is possible to suppress dents and wear of the groove bottom 47 of the lower rail portion 45. Therefore, the rotary storage body 10 can be more stably moved in the front-rear direction.

In addition, the plurality of rolling elements 31A, 31B, 31B are provided so as to be equidistant from the center portion in the front direction of the box body 2, and the pair of rolling elements 31B, 31B. The central rolling element 31A is provided so as to be positioned at the front center of the box 2 on one side in the front-rear direction. That is, the central rolling body 31A is located on one side in the front-rear direction of the upper end side shaft 18 and the lower end side shaft 19 which are the rotation centers of the rotary storage body 10 provided so as to be located at the center portion in the front direction of the box body 2. Is provided. With such a configuration, the load of the rotary storage body 10 can be dispersed and received by the pair of rolling elements 31B, 31B and the central rolling element 31A. Further, since the rolling elements 31A, 31B, 31B are configured to have three rolling elements 31A, 31B, 31B, some rolling elements 31A, 31B, 31B are less likely to float, as compared with a rolling element having four or more rolling elements. The rolling elements 31A, 31B, 31B roll stably on the groove bottom 47.

Further, the pair of rolling elements 31B, 31B are provided such that the intermediate portion between them is located on the other side in the front-rear direction of the upper end side shaft 18 and the lower end side shaft 19 which are the rotation centers of the rotary storage body 10. .. In the present embodiment, the central rolling element 31A is provided so as to be positioned in front of the pair of rolling elements 31B, 31B. These three rolling elements 31A, 31B, 31B are substantially equidistant from the upper end side shaft 18 and the lower end side shaft 19 whose contact portions with the respective groove bottoms 47 are rotation centers of the rotary storage body 10 in plan view. It may be provided at a position such that
In addition, in the present embodiment, the plurality of rolling elements 31A, 31B, 31B are roller-shaped so as to be rotatable around roller shafts 31Aa, 31Ba having axial directions along the front direction (FIG. 4(a)). And also FIG. 6(b)). These roller shafts 31Aa and 31Ba are held so as to be bridged over the side wall portions on both sides of the lower end holding member 34. Further, these rolling elements 31A, 31B, 31B have the same size and shape (same diameter).

Further, in the present embodiment, these rolling elements 31A, 31B, 31B have a bearing portion (bearing that has an inner ring 31b fixed to the roller shafts 31Aa, 31Ba and an outer ring 31c rotatably provided with respect to the inner ring 31b). ) Is included (see FIG. 6C). With such a configuration, the rolling elements 31A, 31B, 31B can be smoothly rotated around the roller shafts 31Aa, 31Ba.
The outer peripheral surfaces of these rolling elements 31A, 31B, 31B may be formed of a metal outer ring 31c as in the above, or may be formed of a resin or the like provided on the outer peripheral side so as to cover the outer ring 31c. Good. The bearings of these rolling elements 31A, 31B, 31B are rolling bearings in which a plurality of balls and cylindrical rollers held by a retainer (retainer) are interposed between the inner ring 31b and the outer ring 31c. In addition, a suitable lubricant such as grease is sealed between the inner ring 31b and the outer ring 31c of the bearings of the rolling elements 31A, 31B, 31B so as to seal the inner space on both axial sides of the bearings. Is provided with an appropriate sealing member (sealing member).

In addition, in the present embodiment, adsorbents 32 and 32 that adsorb leaked lubricant are provided in proximity to both axial side surfaces of the bearings of the rolling elements 31A, 31B, and 31B. With such a configuration, it is possible to prevent the lubricant enclosed in the bearing portion from dripping down even when a relatively high load is applied to the plurality of rolling elements 31A, 31B, 31B. it can. As a result, it is possible to suppress the adhesion of the lubricant to the groove bottom 47 of the lower rail portion 45 and the adhesion of dust or the like to the groove bottom 47.
These adsorbents 32, 32 are in the shape of a ring provided with openings through which the roller shafts 31Aa, 31Ba are inserted. Further, the adsorbents 32, 32 are formed in a substantially disc sheet shape (mat shape) in which the dimension along the roller shafts 31Aa, 31Ba is relatively small. The adsorbents 32, 32 may be of any type, such as a water-absorbing felt (woven felt)-like one using a capillary phenomenon or an open-cell porous one (sponge).

In addition, these adsorbents 32, 32 do not have excessive resistance to the outer ring 31c on the rotating side of the bearings of the rolling elements 31A, 31B, 31B, and are capable of adsorbing the leaking lubricant. Alternatively, the bearing may be in contact with or close to both axial side surfaces of the bearing.
Further, receiving members 33, 33 for holding the adsorbents 32, 32 on both sides are provided on both axial sides of the bearing portion of each rolling element 31A, 31B, 31B. These receiving members 33, 33 are ring-shaped and have openings through which the roller shafts 31Aa, 31Ba are inserted.
It should be noted that the rolling bodies 31A, 31B, 31B of the lower end side central guide body 30 that receives the load of the rotary storage body 10 and the stored objects stored therein are not limited to the above-described modes, and other various modifications. Is possible. For example, the receiving members 33, 33 and the adsorbents 32, 32 as described above may not be provided on both axial sides of the bearing portion of each rolling element 31A, 31B, 31B. Further, the rolling elements 31A, 31B, 31B may be formed in a ball (sphere) shape instead of the roller shape. Further, instead of providing three rolling elements 31A, 31B, 31B, four or more or two or less rolling elements 31A, 31B, 31B may be provided.

Further, in the present embodiment, the movement suppressing portion 49 that suppresses the movement of the rotary storage body 10 in the storage state is provided. Further, the movement suppressing portion 49 is provided on the lower rail portion 45 so as to suppress the movement of the lower end side central guide body 30 of the rotary storage body 10 in the stored state toward the front side. In addition, in the present embodiment, if the load (operation load) of a predetermined force such as human power is applied to the movement suppressing portion 49 to move (rotate) the rotary storage body 10, the rotary storage body 10 is moved (reverse rotation). Is allowed. Further, as shown in FIG. 4( b ), the movement suppressing portion 49 has an advancing/retreating portion 49 a for advancing/retreating in the groove width direction with respect to the inner side walls 48, 48 on both sides of the guide groove 46 of the lower rail portion 45. It is configured. In addition, the movement restraining portions 49 and 49 having the advancing and retracting portions 49a and 49a that are arranged to face each other are provided on the inner sidewalls 48 and 48 on both sides, respectively. The advancing/retreating portions 49a, 49a have a protruding curved shape that protrudes toward the center side in the groove width direction when seen in a plan view. As the movement suppressing portions 49, 49, ball-shaped or pin-shaped advancing/retreating portions 49a, 49a are provided at the tip of the tubular portion, and springs or the like for biasing the advancing/retreating portions 49a, 49a in the advancing direction. A ball plunger, a pin plunger, or the like having a built-in biasing member may be used.

In addition, as shown in FIGS. 4B, 6A, and 6B, the movement restraining portions 49, 49 are moved forward and backward on both sides of the lower end side central guide body 30 in the frontage direction. The engaging recesses 35, 35 are provided as engaging portions that engage with each other. These engagement recesses 35, 35 are provided on both side wall portions of the lower end holding member 34 so as to open toward the outer side in the frontage direction. The advancing/retreating portions 49a, 49a engaged so as to be inserted into the engaging recesses 35, 35 can suppress unintended movement of the rotary storage body 10 in the storage state. Further, if a load larger than a predetermined amount is applied to move the rotary storage body 10, the rearward edges of the engaging recesses 35, 35 are moved over the forward/backward portions 49a, 49a with the forward/backward movements of the forward/backward portions 49a, 49a. The engagement of the advancing/retreating portions 49a, 49a with the engaging recesses 35, 35 is released. In addition, these engagement recesses 35, 35 are made to have a concave curved shape in plan view or an expanded shape toward the opening side corresponding to the shape of the advance/retreat parts 49a, 49a of the movement restraining parts 49, 49 in plan view. ing. Further, a configuration is provided in which an inclined surface portion is provided so as to be continuous with at least a rear side edge of both side edges in the front-rear direction of the engagement concave portions 35, 35, and is inclined downward toward the central portion in the frontage direction toward the rear side. I am trying.

The movement restraining portions 49, 49 and the engaging portions 35, 35 are not limited to those described above, and various modifications are possible. For example, the leaf spring-shaped movement suppressing portions 49, 49 which are substantially elastically deformable in the groove width direction, or the magnet catch-shaped one may be used. Further, the movement restraining sections 49, 49 are not limited to those capable of moving (rotating) the rotating storage body 10 by applying a load of a predetermined value or more in this way, and manual movement can be released when moving the rotating storage body 10. You may comprise a required locking mechanism.
Further, instead of or in addition to the aspect in which the movement suppressing portions 49, 49 are provided in the lower rail portion 45, the movement restraining portions 49, 49 may be provided in the upper rail portion 40. In this case, an engagement portion may be provided at an appropriate position on the upper end side central guide body 25.

Further, in the present embodiment, the upper and lower rotation mechanism parts 20 and 21 are provided with a rotation locus guide mechanism for guiding the rotation locus of the rotary storage body 10 so as to be regulated. This rotation locus guide mechanism includes side guide bodies 24, 24 provided on both upper and lower sides of one side in the front direction of the rotary storage body 10 in the stored state, and vertical bending for guiding the side guide bodies 24, 24. The guide grooves 51, 51 are provided. In addition, the curved guide grooves 51, 51 are configured to guide the side guide bodies 24, 24 so as to move toward the rear side toward the central portion in the front direction.
The upper and lower side guide bodies 24, 24 have the same configuration as each other in the present embodiment. The side guide bodies 24, 24 are provided so as to be in a position where they coincide with each other when seen in a plan view. As will be described later, the side guide bodies 24, 24 rotate the upper and lower shafts 18, 19 of the rotary storage body 10 when the rotary storage body 10 is guided and rotated by the upper and lower rotating mechanism portions 20, 21. It is configured to move on a substantially circular arc that is the center.

In addition, in the present embodiment, the side guide bodies 24, 24 are provided at one side portion in the longitudinal direction of the upper frame portion 12 and the lower frame portion 13. Further, in the present embodiment, the side guide bodies 24, 24 are the side guide rollers 24, 24 that are rotatable around roller shafts 24a, 24a as shafts extending in the vertical direction.
The roller shafts 24a, 24a of the side guide rollers 24, 24 are provided coaxially with each other, and are provided on the upper frame portion 12 and the lower frame portion 13 respectively so as to project outward in the vertical direction. There is. Note that instead of the side guide rollers 24, 24 rotatably held by the roller shafts 24a, 24a fixed to the upper frame portion 12 and the lower frame portion 13, the upper frame portion 12 and the lower frame portion 13 are replaced. It is also possible to adopt a mode in which a bearing portion that rotatably holds the roller shafts 24a, 24a is provided. Further, instead of such a rotatable member, it is also possible to use pin-shaped or block-shaped side guide members 24, 24.

The upper and lower curved guide grooves 51, 51 are provided so as to open toward the center in the vertical direction, and are provided so as to extend substantially in the frontage direction. In the present embodiment, the upper and lower curved guide grooves 51, 51 are provided in the curved rail portions 50, 50 fixed along the top surface 3a and the bottom surface 4a of the box body 2, respectively. It should be noted that both or one of the upper and lower curved guide grooves 51, 51 may be directly or embedded in the upper and lower surface portions 3, 4 (top surface portion 3 and bottom surface portion 4) of the box body 2. Good. In addition, the upper and lower curved rail portions 50, 50 (curved guide grooves 51, 51) are flat surfaces on the top surface 3a and the bottom surface 4a of the box 2 when members having the same size and shape are turned upside down. It is provided so as to be in a position where they match when viewed. Hereinafter, the lower curved rail portion 50 (curved guide groove 51) will be described as an example.

As shown in FIG. 3, the curved guide groove 51 includes a curved groove portion 52 on the front side in the front direction, which is curved so as to be convex toward the back side in a plan view, and a front side on both sides in the front direction of the curved groove portion 52. The linear groove portions 53, 53 provided so as to extend in the direction are provided in a continuous manner.
The curved guide groove 51 has a substantially rectangular groove shape that is a substantially rectangular shape when viewed in the groove longitudinal direction, and has a groove width and a groove depth that are substantially uniform over the entire length (see FIG. 4( See a)). Further, the groove width dimension of the curved guide groove 51 is set according to the outer diameter of the side guide roller 24 described above. That is, the groove width dimension of the curved guide groove 51 is set such that the outer peripheral surface of the side guide roller 24 closely faces both groove sidewalls with a slight clearance so that the outer peripheral surface abuts on one groove sidewall and rolls. I am trying. In the illustrated example, a part of the side guide roller 24 is exposed to the outside of the curved guide groove 51, but the entire side guide roller 24 may be accommodated in the curved guide groove 51.

The curved groove portion 52 is provided so that both ends in the frontal direction, which are boundary portions with the straight groove portions 53, 53, are located substantially at the center in the depth direction of the storage space of the box body 2. Further, the curved groove portion 52 is located on the back side of the storage space as it is separated from the linear groove portions 53, 53 on both sides, that is, toward the center portion in the front direction, and the innermost portion is the center portion in the front direction of the storage space. It is provided to be located in.
As shown in FIGS. 7A to 7C, the curved groove portion 52 has the upper and lower shafts 18 and 19 of the rotary housing 10 in the frontmost position when the rotary housing 10 is rotated. It has a substantially circular arc shape with a circle center. The center angle and the radius of curvature of the curved groove portion 52 depend on the depth dimension and the frontage dimension of the storage space, the plan view shape of the storage portion 16 of the rotary storage body 10, and the like when the rotary storage body 10 is rotated. It may be set appropriately so as not to come into contact with 2. The central angle of the curved groove portion 52 may be, for example, about 60° to 120°. The radius of curvature of the curved groove portion 52 may be increased as the ratio of the frontage dimension to the depth dimension of the storage space (rotary storage body 10) increases, for example.

The straight groove portions 53, 53 are provided so as to be continuous with both end portions of the curved groove portion 52 in the front direction. These linear groove portions 53, 53 are provided so as to be located at a substantially central portion in the depth direction of the storage space of the box body 2 and extend in the frontage direction. The boundary between the straight groove portions 53, 53 and the curved groove portion 52 is curved so that the side guide roller 24 can move smoothly.
The side guide rollers 24 are positioned in the linear groove portions 53, 53 on both sides in a state where the rotary storage body 10 is stored and in an initial state and a final state when the rotary storage body 10 is rotated (FIGS. 3 and 7 ). (See (d)).
As shown in FIGS. 3 and 7, in the rotary storage device 1 having the above-described configuration, the rotary storage body 10 is rotated and inverted back and forth as follows.

In the initial state when the rotary storage body 10 is rotated from the state in which the rotary storage body 10 is stored, the side guide roller 24 moves along the one straight groove portion 53 of the curved guide groove 51 toward the center side in the frontage direction. Meanwhile, the upper and lower central guide bodies 25, 30 move forward. Then, when the side guide roller 24 reaches the curved groove portion 52 of the curved guide groove 51, the side guide roller 24 is configured so that the rotary storage body 10 rotates about the upper end side shaft 18 and the lower end side shaft 19 as substantially pivot points. Moves so as to draw an arc along the curved groove portion 52. Then, when the final state at the time of rotating the rotary storage body 10, that is, when the side guide roller 24 reaches the other linear groove portion 53, the side guide roller 24 extends along the other linear groove portion 53 toward the outside in the frontage direction. The upper and lower central guide bodies 25, 30 move rearward while moving toward one side. As a result, the rotary housing 10 is rotated about the upper and lower shafts 18 and 180 by 180°, and the front and rear thereof are inverted. In this way, the rotary storage device 1 rotates the rotary storage body 10 around the shafts 18 and 19 while moving the upper and lower shafts 18 and 19 of the rotary storage body 10 in the front-rear direction, and The front and back can be switched (switched).

With the storage device (rotary storage device) 1 according to this embodiment having the above-described configuration, the depth dimension of the box body 2 can be efficiently reduced, but the storage device (rotary storage device) can be effectively reduced. The body 10 can be smoothly moved in the front-rear direction.
In other words, a box in which the upper and lower rotation mechanism parts 20 and 21 for guiding the rotary storage body 10 to be rotatable around the vertical shafts 18 and 19 and movable in the front and rear directions so as to be reversible in the front direction are opened forward. It is provided on the body 2. Therefore, it is possible to store the object to be stored in the rotary storage body 10 efficiently or to rotate the rotary storage body 10 to make it easier to take out the storage object. Further, the rotary storage body 10 can be rotated around the shafts 18 and 19 along the vertical direction while moving in the front-back direction with respect to the box body 2. As a result, when the rotary storage body 10 is rotated, it is possible to prevent the rotary storage body 10 from protruding rearward from the state in which the rotary storage body 10 is stored in the box body 2. That is, it is possible to reduce the space for rotation of the rotary storage body 10 required on the back side of the rotary storage body 10 stored in the box body 2, and to reduce the depth dimension of the storage portion 16 of the rotary storage body 10. It is possible to efficiently reduce the depth dimension of the box body 2 while securing the same.

Further, the guide rollers 26, 36 are attached to at least one of the upper and lower rotating mechanism parts 20, 21 so as to press the inner side walls (inclined surfaces) 43, 48 (48a) of the rail parts 40, 45 extending in the front-rear direction. The urging mechanism 29, 39 for urging is provided. Therefore, it is possible to suppress the formation of a gap between the inner side walls (inclined surfaces) 43, 48 (48a) of the rail portions 40, 45 and the guide rollers 26, 36, and the inside of the rail portions 40, 45. The guide rollers 26, 36 can be guided along the walls 43, 48a. Accordingly, when rotating the rotating storage body 10 while moving it in the front-rear direction, it is possible to suppress rattling on at least one side of the upper and lower rotation mechanism parts 20 and 21 and generation of abnormal noise due to the rattling. Therefore, the rotary storage body 10 can be smoothly moved in the front-rear direction.

In the present embodiment, the guide rollers 26 and 36 guided by the rail portions 40 and 45 and the biasing mechanism 29 that biases the guide rollers 26 and 36 are provided on both the upper and lower rotating mechanism portions 20 and 21. , 39 are provided. Therefore, it is possible to suppress rattling on both upper and lower sides of the rotary housing 10 and to prevent abnormal noise from being generated, so that the rotary housing 10 can be moved more smoothly in the front-rear direction.
Further, in the present embodiment, a plurality of guide rollers 26, 26, 36, 36 are provided at intervals in the front-rear direction. Therefore, the rotary housing 10 can be stably moved in the front-rear direction as compared with the case where the single guide rollers 26 and 36 are provided.
Further, in the present embodiment, the guide rollers 26, 26, 36, 36 are provided on both sides in the front direction so as to abut against the inner side walls (inclined surfaces) 43, 48 (48a) on both sides of the rail portions 40, 45, respectively. It is configured to be provided. Therefore, as compared with a structure in which the guide rollers 26 and 36 that are brought into contact with only one of the inner side walls (inclined surfaces) 43 and 48 (48a) in the frontage direction are provided, at least one side of the upper and lower rotation mechanism parts 20 and 21 is provided. It is possible to more effectively suppress rattling and the generation of abnormal noise. Further, the rotary storage body 10 can be moved more smoothly and stably in the front-rear direction.

Further, in the present embodiment, the inner side walls 43, 43, 48, 48 on both sides of the rail portions 40, 45 are inclined surfaces 43, 43, 48a, 48a that are inclined so as to expand toward one side in the vertical direction. Is provided. Further, the urging mechanisms 29, 39 are respectively directed toward the other side in the vertical direction so that the guide rollers 26, 26, 36, 36 on both sides in the frontage direction are pressed against the inclined surfaces 43, 43, 48a, 48a. The guide rollers 26, 26, 36, 36 are biased. Therefore, the urging direction is a direction inclined with respect to the inclined surfaces 43, 43, 48a, 48a, and is a direction substantially along the roller shafts 27a, 27a, 37a, 37a direction of the respective guide rollers 26, 26, 36, 36. .. Thereby, for example, the guide rollers 26, 26, 36, 36 and the shafts, bearings, etc. of the guide rollers 26, 26, 36, 36 in a direction substantially orthogonal to the inner side walls 43, 43, 48, 48 Compared with the structure in which the urging mechanisms 29 and 39 for urging in the radial direction are provided, the swinging of the guide rollers 26, 26, 36, 36 with respect to the rail portions 40, 45 in the rail portion width direction is effectively suppressed. be able to.

Further, in this embodiment, holding members 27 and 37 that rotatably hold the plurality of guide rollers 26, 26, 36, 36 are provided. Further, the biasing mechanisms 29, 39 are held by the holding member 27, so that the plurality of guide rollers 26, 26, 36, 36 are pressed against the inner side walls (inclined surfaces) 43, 48 (48a) of the rail portions 40, 45. 37 is configured to be biased. Therefore, the structure can be simplified as compared with a structure in which the biasing mechanisms 29 and 39 for individually biasing each of the plurality of guide rollers 26, 26, 36, 36, the shafts, the bearings, and the like are provided. ..

Next, an example of a storage device according to another embodiment of the present invention will be described with reference to the drawings.
FIG. 8: is a figure which shows typically an example of the rotation storage apparatus as a storage apparatus which concerns on 2nd Embodiment.
Note that the differences from the above-described first embodiment will be mainly described, and the same configurations will be denoted by the same reference numerals, and the description thereof will be omitted or briefly described.

As shown in FIG. 8, the rotary storage device 1A according to the present embodiment is mainly different from the first embodiment in the configuration of the central guide bodies 25A and 30A of the upper and lower rotation mechanism portions 20A and 21A.
In this embodiment, the roller shafts 27Aa and 37Aa of the guide rollers 26 and 36 of the upper and lower central guide bodies 25A and 30A are parallel to the inclined surfaces 43 and 48a of the inner side walls 43 and 48 of the upper and lower rail portions 40 and 45. It is configured to have a shape. That is, the roller shafts 27Aa and 37Aa of the guide rollers 26 and 36 are inclined so that they are parallel to the inclined surfaces 43 and 48a when viewed in the front-rear direction. Also in this embodiment, the guide rollers 26, 26, 36, 36 are provided on both sides in the front direction. Also, the roller shafts 27Aa, 27Aa, 37Aa, 37Aa of the guide rollers 26, 26, 36, 36 on both sides in the frontage direction are inclined so as to be parallel to the corresponding inclined surfaces 43, 43, 48a, 48a. There is. The roller shafts 27Aa, 27Aa, 37Aa, 37Aa of these guide rollers 26, 26, 36, 36 may be parallel to the corresponding inclined surfaces 43, 43, 48a, 48a when viewed in the front-rear direction, and in the frontage direction. As viewed, it may be inclined along the vertical direction or the vertical direction.

The roller shafts 27Aa and 27Aa on both sides of the upper end side central guide body 25A in the frontage direction are provided so as to incline toward the center side in the frontage direction toward the upper end side so that the upper end side is closer to the front side center side than the lower end side. Has been. In the present embodiment, the upper surfaces of both ends of the holding member 27A provided with the roller shafts 27Aa, 27Aa of the upper end side central guide body 25A in the front direction are orthogonal to the respective roller shafts 27Aa, 27Aa in the front direction. The structure is inclined so that That is, the upper surfaces of both ends of the holding member 27A in the frontage direction are formed in an inclined surface shape so as to descend from the respective outer side edges in the frontage direction toward the center side in the frontage direction. Further, both ends of the holding member 27A in the frontage direction are bent upward with respect to the central portion in the frontage direction so that their upper surfaces are orthogonal to the roller shafts 27Aa, 27Aa directions on both sides in the frontage direction. It has a structure. Unlike the first embodiment, the guide rollers 26, 26 on both sides in the frontal direction held by the holding member 27A have substantially the entire axial direction of each outer peripheral surface corresponding to the front side on both sides in the frontal direction of the upper rail portion 40. The inner walls (inclined surfaces) 43, 43 are abutted so as to be pressed.

The roller shafts 37Aa, 37Aa on both sides of the lower end side central guide body 30A in the frontage direction are inclined toward the outer side in the frontage direction toward the upper end side so that the upper end side is the outer side in the frontage direction than the lower end side. It is provided in. In this embodiment, the upper surfaces of the front end portions of the holding member 37A provided with the roller shafts 37Aa, 37Aa of the lower end side central guide body 30A are orthogonal to the front and rear roller shafts 37Aa, 37Aa. The structure is inclined so that That is, the upper surfaces of both ends of the holding member 37A in the frontage direction are formed in an inclined surface shape so as to rise from each outer end edge in the frontage direction toward the center side in the frontage direction. Further, the front end portions of the holding member 37A are bent downward with respect to the central portion in the front direction so that their upper surfaces are orthogonal to the roller shafts 37Aa, 37Aa on both sides in the front direction. It has a structure. Unlike the first embodiment, the guide rollers 36, 36 on both sides in the frontal direction held by the holding member 37A correspond to substantially the entire axial direction of each outer peripheral surface on both sides in the frontal direction in the lower rail portion 45. The inclined surfaces 48a, 48a are abutted so as to be pressed against each other.

The rotary storage device 1A according to the present embodiment also has substantially the same effects as those of the first embodiment. Further, in the present embodiment, the roller shafts 27Aa, 27Aa, 37Aa, 37Aa of the guide rollers 26, 26, 36, 36 on both sides in the frontage direction are aligned with the inclined surfaces 43, 43 of the inner side walls 43, 43, 48, 48. , 48a, 48a are provided in parallel. Therefore, the outer peripheral surfaces of the guide rollers 26, 26, 36, 36 can be stably brought into contact with the inclined surfaces 43, 43, 48a, 48a. Thereby, compared with the first embodiment in which the roller shafts 27a, 27a, 37a, 37a are inclined relative to the inclined surfaces 43, 43, 48a, 48a, the guide rollers 26, 26, 36, It is possible to suppress the load on 36, local wear of the guide rollers 26, 26, 36, 36 and the rail portions 40, 45, and the like.

Next, an example of a storage device according to still another embodiment of the present invention will be described with reference to the drawings.
9 and 10 are diagrams schematically showing an example of the rotary storage device as the storage device according to the third embodiment.
It should be noted that differences from the above-described embodiments will be mainly described, and similar configurations will be denoted by the same reference numerals, and description thereof will be omitted or briefly described.

As shown in FIG. 9, the rotary storage device 1B according to the present embodiment is mainly different from the above-described embodiments in the configuration of the upper end side central guide body 25B of the upper rotation mechanism portion 20B.
In the present embodiment, two guide rollers 26, 26 are provided on one side in the front direction with a space in the front-rear direction, and one guide roller 26, 26 is provided on the other side in the front direction in the front-rear direction so as to be located between these two guide rollers. The guide roller 26 is provided. That is, in the present embodiment, the upper center guide 25B is provided with the three guide rollers 26, 26, 26. These three guide rollers 26, 26, 26 are provided so as to be located at the vertices of a triangle in plan view (as viewed in the direction along the up-down direction).

In the present embodiment, these three guide rollers 26, 26, 26 are arranged so as to be located at the vertices of a substantially equilateral triangle in plan view. That is, the three guide rollers 26, 26, 26 are arranged such that the distances between them are substantially equal to each other. That is, in the present embodiment, one guide roller 26 on the other side in the frontage direction is provided so as to be located in the front-rear direction and substantially in the center between the two guide rollers 26, 26 on one side in the frontage direction. .. Further, the one guide roller 26 on the other side in the frontage direction is provided so as to be positioned substantially in the front-rear direction and substantially coincident with the connecting shaft 28 (upper end side shaft 18). Note that, instead of such an aspect, these three guide rollers 26, 26, 26 are viewed in a plan view and are attached to the vertices of triangles of other shapes such as an isosceles triangle, a substantially right triangle, and an isosceles triangle. The configuration may be such that each is located.

Further, as shown in FIG. 10B, the roller shafts 27Aa, 27Aa, 27Aa of the guide rollers 26, 26, 26 in the directions of the upper rail portion 40, which are inclined, as in the second embodiment. The inner walls 43, 43 are arranged in parallel with each other. Further, similarly to the above, the both ends of the plate-shaped holding member 27A in the front direction are arranged so that their upper surfaces are orthogonal to the roller shafts 27Aa, 27Aa, 27Aa on both sides in the front direction. The part is bent upward.
Further, in the present embodiment, as shown in FIGS. 10A and 10B, the shaft insertion portion in which the holding hole 25b communicating with the holding hole 27b of the holding member 27A is provided in the upper end side central guide body 25B. 25a is provided. The shaft insertion portion 25a is fixed to one side in the thickness direction of the plate-shaped holding member 27A, and has a block shape in the illustrated example. The holding hole 25b of the shaft insertion portion 25a has substantially the same diameter as the holding hole 27b of the holding member 27A, and has a diameter corresponding to the outer diameter of the connecting shaft 28. The connecting shaft 28 is inserted into the holding hole 25b of the shaft insertion portion 25a and the holding hole 27b of the holding member 27A, and the holding member 27A is movably held along the axial direction of the connecting shaft 28.

The rotary storage device 1B according to the present embodiment also has substantially the same effects as those of the above-described embodiments. In addition, in the present embodiment, as described above, the three guide rollers 26, 26, 26 are provided in the upper end side central guide body 25B so that they are respectively located at the vertices of a triangle in plan view. Therefore, the structure can be simplified as compared with the case where the four guide rollers 26 are provided as described above. Further, it is possible to stably bring all of the three guide rollers 26, 26, 26 into contact with the inner side walls 43, 43 of the upper rail portion 40 while reducing the number of guide rollers 26 in this way. That is, in the case where a large number of guide rollers 26 such as four are provided, if the upper end side central guide body 25B is tilted around the connecting shaft 28, it becomes difficult for all the guide rollers 26 to contact the inner side walls 43, 43. However, such a phenomenon can be suppressed. Although only the upper end side central guide body 25B is shown in the present embodiment, the three guide rollers 36, 36, 36 are provided in the lower end side central guide bodies 30, 30A in the same manner as the upper end side central guide body 25B. May be provided.

Further, in the present embodiment, since the shaft insertion portion 25a as described above is provided, the holding member 27A is formed in a plate shape to simplify the structure, and the holding hole 25b through which the connecting shaft 28 is inserted, The dimension of 27b along the axial direction can be increased. This can prevent the holding member 27A from tilting when moving along the axial direction of the connecting shaft 28. The shaft insertion portion 25a is not limited to the block shape as shown in the figure, but may be a cylindrical shape or the like. Further, the holding member 27A may be integrally provided with a boss-shaped shaft insertion portion 25a so as to increase the dimension of the holding hole 27b along the axial direction. Further, such a shaft insertion portion 25a may be provided in the upper end side central guide body 25, 25A or the lower end side central guide body 30, 30A in each of the above-described embodiments.

Further, in each of the above-described embodiments, an example in which four or three guide rollers 26, 36 are provided on the upper and lower central guide bodies 25, 25A, 25B, 30, 30A so as to be located on both front and rear sides and both sides in the frontage direction Although shown, it is not limited to such an aspect. The upper and lower central guide bodies 25, 25A, 25B, 30, 30A may be provided with five or more or two or less guide rollers 26, 36.
Further, in each of the above-described embodiments, an example in which the biasing mechanisms 29, 39 for biasing the holding members 27, 27A, 37, 37A for rotatably holding the plurality of guide rollers 26, 26, 36, 36 are provided. However, it is not limited to such an aspect. A mode in which biasing mechanisms 29, 39 for biasing each of the plurality of guide rollers 26, 26, 36, 36 may be provided.
Further, in each of the above-described embodiments, the example in which the inclined surfaces 43, 43, 48a, 48a are provided on the upper and lower rail portions 40, 45 is shown, but such inclined surfaces 43, 43, 48a, 48a are provided. There may be no configuration. In this case, the biasing mechanisms 29, 39, etc. may be appropriately deformed.

Further, in each of the above-described embodiments, the guide roller 26 that is pressed against the inner side walls 43 and 48 of the rail portions 40 and 45 by the biasing mechanisms 29 and 39 is applied to the upper and lower rotation mechanism portions 20, 20A, 20B, 21 and 21A, respectively. , 36 are provided, but the present invention is not limited to such an aspect. Guide rollers 26, 36 that are pressed against the inner side walls 43, 48 of the rail portions 40, 45 by the biasing mechanisms 29, 39 are provided only on one side of the upper and lower rotation mechanism portions 20, 20A, 20B, 21, 21A. It may be in a different form. In this case, an appropriate guide mechanism may be provided on the other side of the upper and lower rotation mechanism parts 20, 20A, 20B, 21, 21A. Further, when the lower rail portion 45 of the lower rotation mechanism portion 21, 21A is of a lower load type that receives the load of the rotary storage body 10 as in the above-described embodiments, at least the upper side where the lower rotation mechanism portion 21 and 21A easily swings in the frontage direction. The rotation mechanism units 20, 20A, 20B may be configured as in the above embodiments.
Further, in each of the above-described embodiments, an example in which the lower rail portion 45 of the lower rotation mechanism portion 21, 21A is of a lower load type that receives the load of the rotary storage body 10 is shown. An upper suspension type that holds the body 10 in a suspended manner may be used. In this case, at least the lower rotation mechanism portions 21 and 21A that easily swing in the front direction may be configured as in the above-described embodiments. Further, in this case, each of the upper and lower rotation mechanism parts 20, 20A, 20B, 21, 21A may be deformed as necessary.

Further, in each of the above-described embodiments, the upper and lower rotation mechanism portions 20, 20A, 20B, 21 and 21A are provided with the upper and lower side guide bodies 24 and 24 and the upper and lower curved guide grooves 51 and 51, respectively, which configure the rotation trajectory guide mechanism. Although the configuration is provided, the present invention is not limited to such an aspect. For example, the side guide body 24 and the curved guide groove 51 forming the rotation trajectory guide mechanism may be provided only on one side of the upper and lower rotation mechanism units 20, 20A, 20B, 21, 21A. Further, the rotation trajectory guide mechanism is not limited to such a mode, and both ends thereof are rotatably connected to the one side portion in the front direction in the housed state of the rotary housing 10 and the rear ends of the rail portions 40 and 45. It is also possible to adopt a configuration in which the connected connecting arm is provided. Furthermore, a mechanism that restricts the rotation locus of the rotary storage body 10 may not be provided. The specific configuration of each part of the rotary storage device 1, 1A, 1B according to each of the above-described embodiments is not limited to the above-described configuration, and various modifications are possible.

1,1A,1B Rotating storage device (storage device)
2 Boxes 10 Rotating storage (storage)
18 Top end axis (axis along the vertical direction)
19 Lower end side axis (axis along the vertical direction)
20, 20A, 20B Upper rotation mechanism section (rotation mechanism section)
21,21A Lower rotation mechanism (rotation mechanism)
26, 36 Guide roller 27, 27A, 37, 37A Holding member 27Aa, 37Aa Roller shaft (guide roller shaft)
29, 39 Biasing mechanism 40 Upper rail part (rail part)
43 Inner wall (slope)
45 Lower rail part (rail part)
48 inner wall 48a inclined surface

Claims (5)

A storage device provided in a box body that opens forward with a vertical rotation mechanism portion that guides the storage body so that it can be rotated about an axis along the vertical direction and is movable in the front-back direction so that it can be reversed in the front-rear direction.
At least one of the upper and lower rotation mechanism portions, a rail portion provided so as to extend in the front-rear direction in the front direction central portion of the box body, is provided in the front direction central portion in the storage state of the storage body, A guide roller that is guided by the rail portion, and a biasing mechanism that biases the guide roller so as to press the guide roller against the inner wall of the rail portion ,
The guide rollers are provided on both sides in the frontal direction so as to be in contact with the inner sidewalls on both sides of the rail portion, and the inner sidewalls on both sides of the rail portion expand toward one side in the vertical direction. Is provided with an inclined surface,
The biasing mechanism is configured to bias each guide roller toward the other side in the vertical direction so that each guide roller on both sides in the frontage direction is pressed against the inclined surface of each inner wall. Storage device to do. In claim 1,
The storage device characterized in that the guide rollers on both sides in the frontage direction are provided at intervals in the front-rear direction. In claim 1 or 2 ,
The frontage both sides of the guide roller, and two guide rollers spaced apart in the longitudinal direction frontage direction one side, in the frontage direction other side, positioned between the two guide rollers in the longitudinal direction storage device, characterized in that it and a single guide roller that is provided so as to. In any one of Claim 1 thru|or 3 ,
A storage device, characterized in that the axial direction of each guide roller on both sides in the frontage direction is provided parallel to the inclined surface of each inner wall. In any one of Claim 1 thru|or 4 ,
It is provided with a holding member that rotatably holds each guide roller on both sides in the frontage direction ,
Wherein the biasing mechanism such that said frontage opposite sides of the guide rollers are pressed against the inner wall of the rail section, storage apparatus characterized by being configured to bias the retaining member.

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