JP2523949Y2 - Traveling equipment for mobile storage - Google Patents

Description

[Detailed description of the invention] [Industrial application field] The present invention relates to a storage device in which a plurality of movable storages are movably arranged between opposing wall surfaces of a room, and a structure of a device for electrically moving the movable storages. It is about.

2. Description of the Related Art A conventional storage device of this type is disclosed in Japanese Utility Model Laid-Open No. 61-88545. In the movable storage of such a storage device, traveling rollers are provided on both sides of the bottom of the movable storage, and the traveling rollers are fitted to a pair of traveling rails arranged in parallel on the floor. In the case of this conventional example, labor is required because the movable storage is moved manually.

Recently, a device that can be operated electrically has been proposed. This is the tenth
As shown in the figure, a traveling roller 3 and a driving roller 2 are provided on both sides of a bogie unit 1 attached to the bottom of a movable storage compartment, and a traveling roller 3 and a driving roller 2 are mounted on a pair of traveling rails 5 arranged parallel to the floor 4. Trolley unit 1
Is moved along the traveling rail 5, the drive rollers 2 on both sides are connected by a drive shaft 6, a motor 7 is mounted on the bogie unit 1, and a speed reducer 8 is driven by the motor 7 via a gear. 6 is driven.

[Problem to be Solved by the Invention] In this conventional example, the driving roller 2 can be driven and moved electrically by driving the motor 7, but the driving roller 2 moves along the traveling rail 5. Since it rolls and moves, there is a problem that if the running rail 5 has a gradient, it may not slide and move.

The present invention has been made in view of the description, and the purpose of the present invention is to ensure that the pinion does not slip due to rolling on the rack, and that the engagement of the pinion and the rack is improved. An object of the present invention is to provide a traveling device of a movable storage which can be driven more reliably and more reliably.

[Means for Solving the Problems] In order to achieve the above object, the traveling device of the mobile storage according to the present invention is provided with the traveling rollers 3 on both sides of the bottom of the movable storage 9 moving on the floor 4 and on the floor 4. The traveling roller 3 is rotatably fitted to a pair of traveling rails 5 arranged in parallel, and a rack 10 is mounted on the floor 4 substantially in the middle between the pair of traveling rails 5 in parallel with the traveling rails 5. A motor 7, a speed reducer 8, and a pinion 11 driven by the motor 7 via the speed reducer 8 are mounted on a mount 27 provided at the bottom of the warehouse 9 so as to be movable up and down. The pinion 11 is meshed with the rack 10 while being located substantially in the middle of the rack 10, and the mounting table 27 is urged downward by a spring 39 so that the pinion 11 is meshed with the rack 10. Pinion guy rolling along the upper surface of The roller 34 is provided near the pinion 11.

[Operation] The pinion 11 is driven by driving the pinion 11 with the motor 7.
The movable storage 9 can be moved by rolling the 11 with respect to the rack 10. Thereby, the movable storage 9 moves without slipping. Further, since the pinion 11 is urged downward by the spring 39, even if the floor 4 has irregularities, the rack 10 and the pinion 11 are securely engaged with each other, so that the movable storage is driven more reliably.

[Embodiment] A plurality of movable storages 9 are movably arranged between opposing wall surfaces of a room, and a fixed storage 12 is disposed on one wall surface side. When the movable storage 9 is moved to the other wall surface, a passage 13 is formed between the fixed storage 12 and the movable storage 9 on the fixed storage 12 side. This passage 13
As a result, a space for moving the movable storage 9 can be secured, and between the movable storage 9 and between the movable storage 9 and the fixed storage 12, a person can enter and take out storage items. A door 14 having a size capable of closing the passage 13 is attached to the fixed storage 12 with a hinge 15 so as to be freely opened and closed. As shown in FIG. 3, the movable storage 9 has a top plate 16, side plates 17 on both sides, and a back plate.
18, the trolley unit 1a at the bottom is assembled so as to have a storage space inside, the pier 19 on the trolley unit 1a
A bottom plate 20 serving as a lid is mounted on a crosspiece 19. The trolley unit 1 is provided inside the trolley unit 1a. As shown in FIG. 4, traveling bases 21 are attached to both sides of the bogie unit 1, respectively. Each has a guide roller 22 mounted thereon.
The traveling base 23, the traveling roller 3 and the guide roller 22 are formed into a block to form a traveling block 23. A pair of running rails 5 are embedded in the floor 4 in parallel. As shown in FIG. 8 (a), the running rail 5 is formed in a U-shape opening upward, and a base plate 24 is formed at the bottom of the running rail 5.
Is attached. The traveling roller 3 and the guide roller 22 are fitted into the traveling rail 5 as shown in FIGS. 6 (a) and 6 (b). 9 moves. When the distance (rail pitch) between the pair of traveling rails 5 changes, it can be easily coped with by changing the position of the traveling block 23 attached to the bogie unit 1. A support member 25 is provided at the center of the bogie unit 1, and a mounting table 27 having a box portion 26 at the center is mounted on the support member 25. As shown in FIG. 7, one end of the mount 27 is rotatably mounted up and down by a pin 28, and the pin 29 at the other end of the mount 27 is
30 is movably inserted up and down. A spring 39 is provided between the spring receiving plate 31 of the support member 25 and the spring receiving plate 32 of the mounting base 27.
The other end of the mounting table 27 is urged by a spring 39 so as to rotate downward. The motor 7 has a speed reducer 8
Are provided integrally, and the motor 7 and the speed reducer 8 are mounted together on the mounting base 27. The pinion 11 provided integrally with the speed reducer 8 is arranged in the box portion 26 of the mount 27. A drive rail 33 as shown in FIG. 8 (b) is embedded in the floor 4 at the center between the pair of traveling rails 5, and the rack 10 is provided inside the drive rail 33. The pinion 11 is meshed with the rack 10, and the pinion 11 is
By driving the pin 11, the pinion 11 rolls with respect to the rack 10, and the movable storage 9 moves electrically. At this time, since the mounting table 27 is urged to rotate downward by the spring 39, the pinion can move up and down.
The rack 11 is engaged with the rack 10 so as not to float and is driven more reliably. Further, a pinion guide roller 34 is mounted on the shaft on which the pinion 11 is mounted in front of the pinion 11, and the pinion guide roller 34 rolls along the upper surface of the drive rail 33 so that the pinion 11 is unnecessarily mounted on the rack 10. It is designed not to dig into. That is, the pitch circle diameter of the pinion 11 and D _1, when the distance between the pitch line of the top surface and the rack 10 of the drive rail 33 is a, pinion guide rollers
Diameter of D ₂ is as a D ₂ = D ₁ -2a. This ensures that the pitch circle of the pinion 11 and the pitch line of the rack 10 mesh. The carriage unit 1 is provided with a control circuit 41 for controlling the motor 7 and the like. Dolly unit 1 of movable storage 9
The lower end of an adjuster bolt 36 is rotatably connected to the adjuster receiver 35 as shown in FIG. 5, and the adjuster bolt 36 is screwed to a receiving bracket 37 of the base unit 1a. By operating the adjuster bolt 36, the level of the bogie unit 1 can be adjusted. As shown in FIGS. 9 (a) and 9 (b), a power distribution duct 40 is provided on the upper or lower part of the wall surface in parallel to the moving direction of the movable storage 9, and each movable storage 9 and the power distribution duct 40 are disposed. Are connected by a cord 42 or a curl cord 43. A fixed outlet may be provided instead of the power distribution duct 40. A remote control transmitter 44 is provided on the back surface of the door 14, and a remote control receiver 45 and an antenna 46 are provided in the movable storage 9, respectively, so that the movement of the mobile storage 9 can be operated by the remote control transmitter 44. It has become.

[Effects of the Invention] As described above, the present invention mounts a rack in the middle of a pair of running rails on the floor in parallel with the running rails, and engages a pinion driven by a motor mounted on the bottom of the movable storage with the rack. Since the moving storage is moved by rolling the pinion with respect to the rack, the driving of the moving storage is ensured without slipping even if the floor is inclined, and efficient driving is achieved. The pinion can be moved up and down, and the pinion is urged downward by a spring so that the pinion meshes with the rack. A mounting table that can be meshed with the pinion and the rack so that the movement of the movable storage can be more reliably driven without disengagement, and is provided at the bottom of the movable storage so as to be vertically movable. Since the motor, the speed reducer and the pinion driven by the motor via the speed reducer were attached to the pinion, the pinion meshed with the rack on the floor, and the mounting base was urged downward by the spring so that the pinion meshed with the rack. Even if the pinion is freely movable up and down and the pinion is pressed against the rack with a spring, the motor, reduction gear and pinion are mounted on the vertically movable mounting base, so the power is transmitted from the motor to the pinion by a simple mechanism. And a pinion guide roller that rolls along the upper surface of the drive rail that houses the rack is provided near the pinion, so that when the pinion rolls with respect to the rack, the pinion can be driven. Does not cut into the rack more than necessary,
A rack can be mounted in parallel with the traveling rail at a position approximately midway between the pair of traveling rails on the floor, and the pinion can be moved approximately midway between the traveling rollers on both sides. , And the pinion is meshed with the rack, so that even a device driven by driving with one pinion can be driven and driven smoothly in a well-balanced manner by driving at a substantially intermediate portion.

[Brief description of the drawings]

FIG. 1 is a schematic perspective view showing an entire embodiment of the present invention, FIG. 2 is a perspective view of the same as seen from another direction, FIG. FIG. 4A is a plan view of the bogie unit, FIG. 4B is a partially cutaway front view of the bogie unit set on the floor, FIG. 5 is a cross-sectional view of an adjuster of the bogie unit, FIG. 6 (a)
Fig. 6 (b) is a cross-sectional view of a part where the same guide roller is fitted to the travel rail, and Fig. 7 (a) is a sectional view of a part where the same guide roller is fitted to the travel rail. 7 (b) is a partially omitted side view of FIG. 7 (a), FIG. 7 (c) is an exploded perspective view of the drive mechanism, and FIG.
Figure (d) is a partially cutaway front view for further enlarging the main part of Figure 7 (a), Figure 8 (a) is an enlarged sectional view of the running rail, and Figure 8 (b) is an enlarged sectional view of the drive rail. Fig. 9 (a)
(B) is an explanatory view for explaining the power supply structure of the above, and FIG. 10 is a plan view for explaining a conventional example, wherein 3 is a running roller, 4 is a floor, 5 is a running rail, 7 is a motor, and 8 is a deceleration. The machine, 9 is a movable storage, 10 is a rack, 11 is a pinion, 27 is a mount, 33 is a drive rail, 34 is a pinion guide roller, and 39 is a spring.

Claims (1)

(57) [Scope of request for utility model registration] A traveling roller is provided on both sides of a bottom of a movable storage box moving on a floor, and the traveling roller is rotatably fitted to a pair of traveling rails arranged in parallel with each other. A rack is mounted in the middle in parallel with the running rail, and a motor, a speed reducer, and a pinion driven by the motor via the speed reducer are mounted on a mounting table movably provided at the bottom of the movable storage box, and the pinion is mounted. And the pinion is meshed with the rack, and the mounting base is urged downward with a spring so that the pinion meshes with the rack. A traveling device for a movable storage, wherein a pinion guide roller rolling along the pinion is provided near the pinion.