JPH1035501A - Stock trolley device - Google Patents

Abstract

(57) [Summary] (with correction) [PROBLEMS] To provide an apparatus for facilitating the work of taking articles in and out of a relatively distant point without lowering the article storage efficiency. A steering wheel (24) disposed below one end of a storage table (22) in the front-rear direction and having a horizontally extending axle (24a) supported rotatably about a vertical axis,
The traveling wheels 26 holding the axle 26a along the left and right directions of the storage platform 22, the guide rail members 10 laid on the floor F, and the axle 28a extending in the front-rear direction of the storage platform 22, In the storage table 22, the traveling wheels 2
6 is arranged below the end where the steering wheel 6 is arranged, and when the steering wheel 24 and the traveling wheel 26 are both in contact with the floor surface F, the peripheral surface is separated from the floor surface F. ,
A rail truck 28 for separating the traveling wheel 26 from the floor surface F when the peripheral surface is engaged with the guide rail member 10 constitutes a stock bogie device.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a stock trolley device for storing articles such as production materials and parts or office documents.

[0002]

2. Description of the Related Art Conventionally, when articles are efficiently stored in a limited space, a moving shelf type stock apparatus has been applied.

[0003] This stock apparatus usually has a pair of rail members laid on the floor and a plurality of rail members movably mounted on the pair of rail members via rail driving wheels disposed below four corners. The moving shelves are provided with moving shelves, and by appropriately moving a plurality of moving shelves along a pair of rail members, the distance between the moving shelves can be changed. Can be minimized or zero, while the space for taking in and out of articles only on the moving shelf to be used can be secured, so that the efficiency of storing articles in a limited space can be improved Becomes

[0004]

In the above-described stock apparatus, the moving range of the movable shelf is limited to the area where the pair of rail members are laid, so that the moving shelf may be located relatively far outside the area. When an article is put in and taken out during the period, the operation becomes extremely complicated.

For this reason, in the related art, a pair of rail members has been eliminated, and instead of the moving shelf described above, a mounting table for mounting articles, a free caster disposed below the front end of the mounting table, and There is also provided a stock apparatus to which a bogie comprising a fixed caster disposed below a rear end of a table is applied.

According to such a stock apparatus, the above-mentioned problem can be solved because the cart can be moved to a relatively distant point while the articles are placed on the cart. Becomes

[0007] However, the above-described cart can travel freely on the floor along the front-rear direction, but cannot move along the left-right direction. In the case where the moving shelves are arranged close to each other as in the case of the movable shelves, it is extremely complicated to take in and out the articles.

Therefore, in the case of a stock apparatus to which a cart is applied, it is necessary to always secure a space for taking in and out of articles around each of the carts in advance, and the storage efficiency of articles is significantly reduced. Become.

The present invention has been made in view of the above-mentioned circumstances, and is intended to facilitate the operation of loading and unloading articles between relatively distant points without lowering the article storage efficiency. It is an object of the present invention to provide a device capable of performing the above.

[0010]

According to the present invention, a storage base for storing articles and an axle disposed below one end of the storage base along the front-rear direction and extending in the horizontal direction are arranged vertically. A swivel wheel rotatably supported around and a horizontal axle disposed below the other end of the storage table along the front-rear direction and extending in the horizontal direction and held along the left-right direction of the storage table. The traveling wheels, the guide rail member laid on the floor surface, and the axle are arranged below the end where the traveling wheels are arranged in the storage platform, in a manner along the front-rear direction of the storage platform. The peripheral surface is separated from the floor surface when both the universal wheel and the traveling wheel are in contact with the floor surface, while the traveling surface is engaged when the peripheral surface is engaged with the guide rail member. A rail traveling wheel for separating the wheel from the floor surface; Provided by constituting the stock carriage device.

The present invention is also directed to a mode in which the lower part of the storage table extends in the front-rear direction of the storage table and swings up and down via a horizontal swing shaft provided at a base end. ,
A swinging body having a foot pedal at a tip end protruding from an end of the storage base where the free wheel is disposed, and a lower end extending from an intermediate portion of the swinging body. And a biasing means interposed between the oscillating body and the storage table to hold the lower end of the contact member in a normal state in a state of being separated from the floor surface. The stock trolley device may be provided.

In this case, the first rolling element is provided at the lower end of the contact member, or the rocking body is swung downward, and the lower end of the contact member is brought into contact with the floor. In this case, it is preferable to dispose the second rolling element at a position located at the lowest position of the rocking element.

Further, a guide member for guiding the peripheral surface of the rail travel wheel to the guide rail member when the rail travel wheel is in contact with the guide rail member is provided at a position located deeper than the guide rail member. Is preferred.

[0014]

DESCRIPTION OF THE PREFERRED EMBODIMENTS The present invention will be described below in detail with reference to the drawings showing one embodiment. 1 to 3 conceptually show one embodiment of a stock trolley device according to the present invention. The stock trolley device exemplified here is
This is applied to a case where parts are stored in a limited space S such as a side area of a production line. As shown in FIG.
A pair of guide rail members 10 are provided on the floor surface F of the space S.
It has. The pair of guide rail members 10 are shown in FIG.
As shown in (a), each of the rails 14 is fixedly arranged on the upper surface of the trapezoidal portion 12, and is laid in the center of the space S in such a manner that the rails 14 extend in parallel with each other. ing.

As shown in FIG. 4, the stock trolley device has a plurality of stock trolleys 20. The stock trolley 20 is a generally used trolley, for example, as shown in FIGS. 1 to 3, each has a rectangular frame shape, and has a plurality of shelves 21 disposed therein. At the same time, a storage table 22 having a handle (not shown) at one end in the longitudinal direction, and a bottom plate 23 of each storage table 22 are disposed on the lower surfaces of both corners at one end in the longitudinal direction, and extend along the horizontal direction, respectively. A pair of brake-equipped steering wheels (free wheels) 24 that rotatably support an existing axle 24a about a vertical axis.
Are disposed on the lower surface of both corners at the other end in the longitudinal direction of the bottom plate 23 of each storage table 22, and hold the axles 26 a extending along the horizontal direction along the short direction of the storage table 22. And the other end of the storage base 22, that is, at the end of the storage base 22 on the side where the pair of traveling wheels 26 is disposed. A pair of rail traveling wheels 28 is provided, and an oscillating body 30 is provided in a region below the bottom plate 23 in the storage base 22.

The rail traveling wheels 28 are for traveling on the rails 14 of the guide rail member 10 described above, and each peripheral surface has a concave shape conforming to the shape of the rails 14. The axle 28a is supported by a bracket 29 that protrudes outward from the other end of the storage base 22 in a manner to extend along the longitudinal direction of the storage base 22. When both the pair of steering wheels 24 and the pair of traveling wheels 26 are in contact with the floor F, as shown in FIG. The axles 28a are arranged at positions separated from the floor surface F and the height of the lower portion of the peripheral surface is lower than the upper edge of the rail portion 14 of the guide rail member 10 described above.

As shown in FIG. 3, the oscillating body 30 has a rectangular frame shape which is sufficiently narrower than the bottom plate 23 of the storage table 22 and slightly shorter than the bottom plate 23. The bottom plate 23 extends through a horizontal swing shaft 32 extending between the pair of steering wheels 24 and between the pair of traveling wheels 26 and disposed at one end in the longitudinal direction.
Are supported by a portion located between the pair of traveling wheels 26 in a manner swinging up and down.

As is clear from FIGS. 1 and 3, the contacting roller (first rolling member) 34 is disposed on the lower surface of a portion of the rocking member 30 closer to the traveling wheel 26 than the middle thereof. In addition, a foot pedal 36 is provided at the end on the side where the steering wheel 24 is provided.

The contact roller 34 has a width larger than that of the rocking body 30, and is positioned below the rocking body 30 with its rotating shaft 34a extending along the width direction of the storage table 22. Contact bracket (contact member) 3 protruding toward
8 is rotatably supported at the lower end thereof. As shown in FIG. 1A, the contact roller 34 is provided on the steering wheel 2.
4 and an outer diameter smaller than the traveling wheel 26,
Further, the swinging body 30 swings upward to move the storage table 2
The rotating shaft 34a is arranged at a position where the peripheral surface of the bottom plate 23 in FIG.

As shown in FIGS. 1 and 3, the foot pedal 36 extends outward from the end face of the rocking body 30, and is located on the side of the storage table 22 where the steering wheel 24 is disposed. A pedal bar 40 bent upward from a portion located outside of the other surface, and a pedal plate 42 fixed to the upper end of the pedal bar 40 and extending along a plane parallel to the rocking body 30. And swings around the horizontal swing shaft 32 together with the swing body 30.
The pedal bar 40 includes a pair of auxiliary contact rollers (second rolling elements) 44 and engagement pins 46.

A pair of auxiliary contact rollers 44 are fixed to both ends of an auxiliary roller shaft 44a. The auxiliary roller shaft 44a extends horizontally in such a manner that the auxiliary roller shaft 44a extends along the shorter direction of the storage table 22. The pedal bar 40 is rotatably supported at a position outside the bent portion of the pedal bar 40 via the auxiliary roller shaft 44a. These pair of auxiliary contact rollers 4
Although 4 has an outer diameter sufficiently smaller than the contact roller 34 described above, the lower portion of each peripheral surface occupies below the pedal bar 40.

The engaging pin 46 is located on the inner side of the auxiliary contact roller 44 on the pedal bar 40 and is located on the outer side of the storage table 22 in the short direction of the storage table 22. , And one end of a coil spring (biasing means) 48 is fixed to a tip end thereof. The other end of the coil spring 48 is engaged with a locking pin 50 protruding from the storage table 22, and the elastic force of the coil spring 48 causes the rocking body 30 to be always upwardly moved through the engaging pin 46. Urging the rocking body 30 against the lower surface of the bottom plate 23 of the storage table 22.

Further, the above-mentioned stock truck 20 device has a guide plate (guide member) 52 on each of the pair of guide rail members 10 described above. As shown in FIG. 1 (a), the guide plate 52 is erected vertically upward from a portion located between the pair of rails 14 on the upper surface of each trapezoidal portion 12. Is the distance L from the center of the rail running wheel 28 to the guide surface 52a facing the rail portion 14 from the center of the rail running wheel 28.
The guide rail member 10 extends over the entire length of the guide rail member 10 in a mode that is slightly larger than the distance D to the end surface of FIG.

The stock cart 20 constructed as described above
As shown in FIG. 1 (a), when both the pair of steering wheels 24 and the pair of traveling wheels 26 are in contact with the floor F, these wheels 24, 26 are appropriately rolled. As a result, similar to the traditionally used bogies,
It is possible to freely travel on the floor surface F with the longitudinal end of the storage table 22 front and rear.

On the other hand, when a pedaling force is applied to the foot pedal 36 of the rocking body 30 from a state in which the rail running wheels 28 of the stock carriage 20 are brought close to the guide rail member 10, the rocking is performed against the elastic force of the coil spring 48. The moving body 30 is the storage table 22
As shown in FIG. 1B, the contact roller 34 disposed on the rocking body 30 is moved downward with respect to the floor plate F.
, The stock truck 20 is tilted, the pair of running wheels 26 are respectively maintained in a state of being separated from the floor surface F, and the pedaling force applied to the foot pedal 36 becomes a thrust to produce the stock truck 20. Is the guide rail member 10
Will move closer to. At this time, since the stock cart 20 is in contact with the floor surface F via the pair of steering wheels 24, the contact roller 34 described above, and the auxiliary contact roller 44 disposed on the pedal bar 40, the rocking body 3
0 and floor F without scratches such as sliding contact marks on both.
The proximity movement can be performed smoothly.

Guide rail member 10 of stock truck 20
As the proximity movement to the vehicle progresses, the stock trolley 2
0 is the guide plate 5
2, and the guide plate 52 prevents the stock carriage 20 from moving further closer.

At this time, since the rail running wheels 28 are positioned and arranged in the upper area of the rail portion 14 of the guide rail member 10, when the pedaling force on the foot pedal 36 is removed from the above-described state, FIG. As shown in c), the rocking body 30 is rocked upward by the elastic restoring force of the coil spring 48, and the rocking body 30 is again held in contact with the lower surface of the bottom plate 23 of the storage table 22. Thereafter, the peripheral surfaces of the pair of rail traveling wheels 28 are respectively engaged with and mounted on the rail portions 14.

The stock truck 20 in this state is slightly inclined with the end on the side where the pair of running wheels 26 is disposed on the storage table 22 facing upward, and the pair of running wheels 26 is Since the guide rails are separated from the floor surface F, when a force is applied from the short-side end of the storage table 22, the pair of steering wheels 24 and the pair of rail-running wheels 28 are appropriately rolled, so that the guide rail It moves forward and backward along the direction in which the member 10 extends, in other words, along the lateral direction of the storage table 22.

Further, when the pedaling force is applied to the foot pedal 36 of the rocking body 30 from the state described above, that is, the state in which the rail running wheel 28 is engaged and mounted on the rail portion 14 of the guide rail member 10, the coil spring 48 The rocking body 30 swings downward with respect to the bottom plate 23 of the storage table 22 against the elastic force of the storage unit 22, and as shown in FIG. By pressing the surface F, the stock truck 20 is inclined, and the pair of rail traveling wheels 28 are held in a state where they are separated from the rail portion 14 respectively.

Therefore, if the stock truck 20 is moved in the direction away from the guide rail member 10 via the above-mentioned handle (not shown) from this state, and the pedaling force on the foot pedal 36 is removed, the state shown in FIG. As shown in a), the oscillator 30 is swung upward by the elastic restoring force of the coil spring 48, and the oscillator 30 is
2 while being kept in contact with the lower surface of the bottom plate 23, and the pair of steering wheels 24 and the pair of traveling wheels 26 both return to the state in which they are in contact with the floor F.

When parts are stored in the space S by applying a plurality of such stock trolleys 20, as shown in FIG.
The components are stored in the shelf plate 21 and the bottom plate 23 of each storage base 22 in a state where the components are respectively engaged with the rail portions 14 of the guide rail members 10.

In this state, as described above, each of the stock carts 20 can move forward and backward along the short direction of the storage table 22, so that by appropriately moving the plurality of stock carts 20, It is possible to change the interval between these stock carts 20,
That is, the interval between the unused stock trucks 20 is set to a minimum or zero, while the used stock trucks 2 are used.
It is possible to secure an interval for taking parts in and out only at 0, and it is possible to improve the efficiency of storing parts in a limited space S.

On the other hand, when parts are taken in and out of a relatively distant point outside the area where the guide rail member 10 is laid, the stock truck 20 containing the corresponding parts is detached from the guide rail member 10. When both the pair of steering wheels 24 and the pair of traveling wheels 26 are brought into contact with the floor F, the stock truck 20 is relatively far away while the components are stored in the storage table 22. Since the vehicle can be driven to a point, parts can be easily taken in and out.

Moreover, the above-mentioned stock truck 20 is provided with a rail running wheel 2 on a generally used truck.
8, and furthermore, the swinging body 30 may be added, so that the cost of application can be reduced as much as possible and the application can be speeded up.

In the above-described embodiment, since the oscillating body is provided in the lower area of the storage table, the work of attaching and detaching the rail traveling wheel to and from the guide rail member can be easily performed. It is not necessary to provide an oscillating body.
Further, in the above-described embodiment when the oscillator is provided,
Although the first and second rolling elements are provided, it is not always necessary to provide these rolling elements.

Further, in the above-described embodiment, since the guide member is provided on the guide rail member, the rail traveling wheel can be securely engaged and mounted on the guide rail member without visual observation. Although you can do it,
The stock truck device may be configured without providing the guide member. In the case where the guide member is provided, in the above-described embodiment, a separate member is provided for the guide rail member. However, the present invention is not limited to this. For example, when the guide rail member is laid near the wall surface. In addition, the wall surface can be used as a guide member.

[0037]

As described above, according to the present invention,
By engaging the rail traveling wheels of the storage table with the guide rail members, the storage table can be used like a conventional movable shelf via the rail traveling wheels and the universal wheels, and the storage efficiency of articles is improved. On the other hand, when articles are taken in and out between relatively distant points, if the above-described rail traveling wheel is separated from the guide rail member, the traveling wheel and the universal wheel can be moved. Through this, the storage table can be used like a conventional carriage, and the work can be easily performed.

[Brief description of the drawings]

FIG. 1 conceptually shows one embodiment of a stock bogie device according to the present invention, in which (a) is a side view showing a state where both a traveling wheel and a universal wheel are in contact with a floor surface,
(B) is a side view showing a state in which the oscillator is acted on, (c).
FIG. 4 is a side view showing a state where the rail traveling wheel is engaged with the guide rail member.

FIG. 2 is an II view of FIG. 1 (a).

FIG. 3 is a perspective view conceptually showing an oscillating body applied to the stock bogie device shown in FIG.

FIG. 4 is a plan view showing a use mode of the stock trolley device shown in FIG. 1;

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 10 ... Guide rail member 22 ... Storage stand 24 ... Steering wheel 26 ... Running wheel 28 ... Rail running wheel 30 ... Oscillating body 32 ... Horizontal oscillating shaft 34 ... Contact roller 36 ... Foot pedal 38 ... Contact Bracket 44 ... Auxiliary contact roller 48 ... Coil spring 52 ... Guide plate F ... Floor surface

Claims (5)

[Claims] 1. A storage table for storing articles, and an axle disposed below one end of the storage table in the front-rear direction and extending in a horizontal direction and rotatably supported about a vertical axis. A free wheel, a traveling wheel disposed below the other end of the storage table along the front-rear direction, and holding an axle extending in the horizontal direction along the left-right direction of the storage table. A guide rail member laid on a surface, and an axle arranged along the front-rear direction of the storage platform, below the end where the traveling wheels are disposed in the storage platform, and The peripheral surface is separated from the floor surface when all the wheels are in contact with the floor surface, while the traveling wheel is separated from the floor surface when the peripheral surface is engaged with the guide rail member. And rail running wheels. Tok truck equipment. 2. The storage device, wherein the storage device extends in the lower region of the storage table along the front-rear direction of the storage table and swings vertically through a horizontal swing shaft provided at a base end portion. An oscillating body having a foot pedal at a tip end protruding from an end where the free wheel is arranged in the storage pedestal, the oscillating body being supported on the other end of the pedestal; And a biasing means interposed between the oscillating body and the storage table to hold a lower end of the contact member in a normal state in a state separated from a floor surface. The stock trolley device according to claim 1, wherein: 3. The stock bogie device according to claim 2, wherein a first rolling element is disposed at a lower end of said contact member. 4. A second rolling element is provided at a position located at a lowermost position of the oscillating body when the oscillating body is oscillated downward and a lower end portion of the contact member is brought into contact with a floor surface. The stock trolley device according to claim 2, wherein the stock trolley device is provided. 5. A guide member which guides a peripheral surface of the rail traveling wheel to the guide rail member when the rail traveling wheel is in contact with the guide rail member at a position located deeper than the guide rail member. The stock trolley device according to claim 1, wherein: