JPH08301554A - Conveyor device - Google Patents

Abstract

PURPOSE: To provide a conveyor device that can discharge stored material, stored in a storage box, ideally into a desired place without overflowing or scattering and can simplify and downsize discharge mechanism and also downsize facilities for storing the stored material. CONSTITUTION: A conveyor device is provided with a storage box 1 provided with a box body, provided at the bottom part of the box body for the drop of stored material, doors 6 rotated downward for an opening, so as to be able to open the opening, a guide rail 9, a shaft, and rolling wheels connected to both end parts of the shaft; an extended part 42 extended outward from the rolling wheels; and a second guide 50 for guiding the storage box 1 movably from a first position to a second position. The conveyor device is further provided with a driving means for driving the storage box 1 along the second guide 50, a first locking part 64 for moving the shaft to one side through the extended part 42, and a second locking part 66 for moving the shaft to the other side through the extended part 42.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention moves a storage box containing various recovered resources and materials such as raw materials and wastes in various industries from a predetermined position to another predetermined position. The present invention relates to a transport device that discharges contained items at a position.

[0002]

2. Description of the Related Art Heretofore, as a storage box for storing a waste or the like, there is a storage box in which the top of a box body having a bottom is simply opened, or a lid which is openably and closably attached to the opened top. When using these storage boxes, the storage boxes were turned upside down and the contents were discharged.

[0003]

However, in order to turn the storage box upside down, it is necessary to rotate the storage box, which is a heavy object, around a certain axis. The driving force that causes the rotational movement has no choice but to act so as to directly lift the heavy object in the storage box.
Since a special driving device is required and a considerable amount of force is required, the driving device becomes large. Further, in order to stably rotate the storage box, it is necessary to securely support the storage box, and a strong support mechanism that can withstand swing of the storage box is required. Therefore, there is a problem that the discharge mechanism for discharging the stored items from the storage box becomes large and complicated. Further, if the storage box is turned over to discharge the stored items, the stored items are likely to be scattered by the force of turning over, and the stored items cannot be discharged to a desired place. Further, in order to turn the storage box upside down, a considerable space is required above, and the facility for storing the contents discharged from the storage box becomes large.

Therefore, an object of the present invention is to allow the contents stored in the storage box to be appropriately discharged to a desired place without overflowing or scattering, and the discharging mechanism can be simplified and downsized. An object of the present invention is to provide a carrier device capable of miniaturizing a facility for storing contents.

[0005]

The present inventor has the following structure to achieve the above object. That is, according to the present invention, a drop opening of a contained item is provided at the bottom of a box, and a door that pivots downward to open the opening is pivotally attached to a pair of opposing bottoms of the box. A pair of first guides are provided in a state of sandwiching the door along the end edges, and engagement members interconnected by a shaft are movably engaged with the pair of first guides, and the shaft is also provided. Or, a rolling element provided on the shaft is brought into contact with the door, and in the vicinity of both ends of the first guide, a pair of winding transmission shafts having one of them as a drive shaft is supported in parallel with the shaft, A winding transmission line is wound between transmission wheels provided at both ends of the winding transmission shaft, and a storage box in which the winding transmission line is connected to the shaft, and an extension portion provided in the engaging member. And the storage box can be moved from the first position to the second position A second guide for guiding, a driving means for driving the storage box along the second guide, and abutting against the extending portion when the storage box approaches the second position, thereby storing the storage box. Moving the shaft to one side through the extending portion so as to open the door when the door moves to the second position.
The locking member and the storage box from the second position to the first position.
When moving to the position No. 2, the shaft is moved to the other via the extension so as to contact the extension and close the door as the storage box moves to the first position.
And a locking member of.

Further, according to the present invention, a rectangular container drop opening is provided at the bottom of the box body, and a pair of doors which can be pivoted downward to open the opening are pivoted at a pair of edges of the opening facing each other. The pair of guide rails are supported while the door is sandwiched by the leg portions extending from the four corners of the box body, and the pair of guide rails allow the rolling wheels interconnected by a shaft to roll freely. The pair of shafts are arranged side by side and engaged with each other, and the pair of shafts or rolling elements provided on the pair of shafts are brought into contact with the pair of doors, respectively, in the vicinity of both ends of the guide rail, in parallel with the shaft. A pair of sprocket shafts, one of which is a drive shaft, is supported, and an endless chain is wound between sprockets provided at both ends of the sprocket shaft, and the tension side of the chain is connected to one shaft and the loose side of the chain. A storage box respectively coupled to the other shaft, an extension portion provided so as to extend outward from the wheel, and a second guide for movably guiding the storage box from a first position to a second position. A guide, a driving means for driving the storage box along the second guide, and a second position of the storage box that comes into contact with the extension portion when the storage box approaches the second position. A first locking member for moving the shaft to one side through the extended portion so as to open the door in accordance with the movement to the first position, and the storage box moving from the second position to the first position. And a second locking member that comes into contact with the extended portion and moves the shaft to the other side through the extended portion to close the door when the storage box moves to the first position. There is also a carrying device characterized in that it is provided.

Further, the storage box is swingably suspended by a moving body which is movably guided by the second guide, and between the position close to the second position and the second position, Since the posture control unit that comes into contact with the storage box and prevents the storage box from swinging is provided, the door of the storage box can be opened reliably and appropriately.

[0008]

According to the carrying device of the present invention, the contents can be automatically discharged from the drop opening at the bottom of the box without turning the storage box upside down. Since the contents are dropped from the bottom, the contents can be discharged to a desired place without overflowing or scattering. The shaft can be opened and closed by moving the shaft that is in contact with the door or the rolling element provided on the shaft as the storage box moves. Therefore, a driving force for directly lifting a heavy object in the storage box is not required, and a special driving device is not required. Further, compared to the case where the storage box is turned upside down, a simple support mechanism is sufficient, and no space is required above. Therefore, according to the transfer device of the present invention, it is possible to suitably discharge the contents stored in the storage box to a desired place without overflowing or scattering, and it is possible to simplify the discharge mechanism and reduce the size. , It is possible to downsize the facility that stores the contents.

[0009]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENT A preferred embodiment of the present invention will be described below in detail with reference to the accompanying drawings. 1 to 3 are explanatory views showing an embodiment of the carrying device of the present invention. This carrying device is provided with a storage box 1 to be described later from a first position X on the ground to a second position Y horizontally separated by a predetermined height at a predetermined height.
Can be conveyed, and the contents stored in the storage box 1 can be discharged. 1 shows a state where the storage box 1 moves from the first position X to the second position Y, FIG. 2 shows a state where the storage box 1 is not transported (a state where the storage box 1 is not placed), and FIG. 3 shows It is a side view showing the state where a door is closed while moving storage box 1 from the 2nd position Y to the 1st position X.

Reference numeral 42 denotes an extending portion, which extends outwardly from the rolling wheels 10 provided at both ends of a shaft 11 to be described later of the storage box 1. In the present embodiment, the pair of shafts 11, 11 are provided to open and close the pair of doors 6, 6, but the extension portion 42 is provided at the rear side in the transport direction of the storage box 1. Only the shaft 11 on the side. If the extension portion 42 can move along the first guide 9 together with the shaft 11, the extension portion 42 is simply referred to as the shaft 11
May be extended or may be extended from the wheel 10.

Reference numeral 50 denotes a second guide, which is a guide rail having a H-shaped cross section for movably guiding the storage box 1 from the first position X to the second position Y. Second guide 5
Pairs 0 are arranged in parallel so as to support the storage box 1 from both sides. Further, as shown in FIG. 4, the moving body 58 that moves along each second guide 50 is
On both sides of the rail part of the guide 50, the upper and lower rollers 58
a and 58b sandwich the rail portion, and the second guide 50
It is provided so as to be movable along. The second guide 50 is not limited to the track for reciprocating the storage box 1 as in the present embodiment, but may be a one-way track having the second position Y as a passing point.

Denoted at 52 are sprockets, which are arranged near both ends of the second guide, respectively. A chain 54 is laid between the sprockets along the second guide. 56 is a motor, and the sprocket 52 on the upper part
Is rotated to operate the chain 54. A driving means for driving the storage box 1 along the second guide 50 is formed by the chain mechanism and the motor 56 described above. The moving body 58 is fixed to the chain 54. A support portion 60 that engages with the engaged portion 45 of the storage box 1 and supports the storage box 1 is rotatably attached to the movable body 58 by a shaft 62. Therefore, the storage box 1
Is swingably suspended by a moving body 58 which is movably guided by the second guide 50.

Reference numeral 64 denotes a first locking member, which comes into contact with the extended portion 42 when the storage box 1 approaches the second position Y and moves the storage box 1 to the second position Y. Along with this, in order to open the doors 6, 6, the shaft 11 is moved in the counter-conveyance direction via the extension portion 42 with the box body 1a of the storage box 1 as a reference. As a result, the doors 6, 6 can be opened as shown in FIG.

Reference numeral 66 denotes a second locking member, which abuts on the extended portion 42 when the storage box 1 moves from the second position Y to the first position X, and is in contact with the first position of the storage box 1. In order to close the doors 6 and 6 with the movement to the position X of 1,
The shaft 11 is moved via 2 via the box body 1a of the storage box 1 as a reference in the transport direction. Thereby, as shown in FIG. 3, the doors 6, 6 can be closed. That is, the lower end side of the second locking member 66 is rotatably attached to the shaft 70 at the upper end side, and the suspended lower end side is in the counterclockwise rotation direction in the drawings of FIGS. The rotation is blocked by the stopper 68, and the rotation is allowed in the clockwise direction. Therefore, when the storage box 1 moves in the transport direction (left direction), the second locking member 66 easily pivots in the clockwise direction when the extending portion 42 comes into contact with the storage box 1 and passes through the storage box 1. Let When moved in the anti-conveyance direction, the second locking member 66 pushes the extending portion 42 to close the doors 6 as shown in FIG. And the storage box 1
Since it descends along the curved line of the second guide 50, the extension portion 42 can be suitably disengaged downward from the second locking member 66, and the storage box 1 can be moved in the first position X direction. The first locking member 64 and the second locking member 6
6 is not limited to the present embodiment, and may be, for example, a pin-shaped member that moves in and out by a solenoid.

Reference numeral 72 denotes a slide plate, which is brought into contact with the upper surface of the storage box 1 between a position close to the second position Y and the second position Y to control the posture of the storage box 1 so as to prevent the storage box 1 from swinging. Acts as a department. That is, as shown in FIG. 1, the slide plate 72 reciprocates between the solid line and the chain double-dashed line, contacts the upper surface of the storage box 1 and is received by the ceiling 74 so that the storage box 1 does not swing. Press and regulate the storage box. Since the roller 72a and the roller 72a are mounted on the slide plate 72, the storage box 1 abutted on the slide plate 72 can be easily slid to the second position Y.
Can be suitably moved to. The attitude control unit may be provided in parallel with the second guide 50 near the second position Y and contact the upper surface or the side surface of the storage box to prevent the storage box from swinging. For example, a plurality of rollers may be simply arranged in parallel to the ceiling surface so as to contact the upper surface of the storage box 1 to prevent the storage box 1 from swinging and to be slid so as to move appropriately.
Further, even with a mere ceiling surface, if the space between the second guide 50 and the second guide 50 is set to a predetermined distance, it is possible to prevent the storage box 1 from swinging. Can be improved. Reference numeral 76 is a hopper, which serves as an input port for inputting the contents into a device for the next step, for example, a crusher. Needless to say, the hopper 76 may not be provided at this position.

5 to 9 show a first embodiment of a storage box used in the carrying device (FIGS. 1 to 3) of the present invention. Hereinafter, it will be described in detail with reference to the drawings. The box body 1 is composed of an upper half portion 3 and a lower half portion 4 in the shape of a rectangular frame, and the upper half portion 3 has four longitudinal edges of steel plate side plates 7, 7 ,. Screwed with corner connecting members 2 made of angle iron (2c, 2
It has a structure linked by b). The lower half of the box 1a abuts the lower edge of the upper half 3 at the upper edge of the rectangular shape, has a substantially hopper shape, and has a rectangular drop opening at the bottom. It has a structure in which the doors 6, 6 are closed. The lower end peripheral portion 7a of the side plate 7 of the box upper half 3 has an inverted U-shaped groove as shown in FIG. 9, and the upper end peripheral portion 4a of the box lower half 4 is fitted into this groove. By doing so, the upper and lower continuous side surfaces are connected. In this way, because the storage box is provided so that it can be disassembled vertically,
The installation location can be easily moved and transported.

The lower portion 2a of the upper half portion 3 fixes and reinforces the four corners of the lower half portion 4 and the lower portion of the corner connecting member 2, ... 5 and straddles the vicinity of the upper portion of the angle steel and forms the bolt 2
It is a connecting member made of chevron steel that detachably and integrally connects the upper half 3 and the lower half 4 of the box body by fixing them by b, .... Reference numeral 5a is a portion with a stone provided at the lower end of the leg portion, and has a shape that expands laterally so that it can be stacked on the lower half of the box during transportation. Instead of this, if necessary,
Caster or the like may be attached.

Opposing side surfaces 8 in the longitudinal direction of the lower half part 4 of the box body
Is bent inward downward to form slopes 8a, 8a, and the pair of doors 6, 6 are provided at the lower end edges of the slopes 8a, 8a.
The side edges in the longitudinal direction of 6 are hinged (6a) to form a bottom surface of the box body that can be rotated downward by its own weight. Legs 5,
Between the five, the guide rails 9 and 9 which are a pair of first guides having an inverted V-shaped cross section are fixed in parallel with the bottom surface of the box body and in a positional relationship of sandwiching the doors 6 and 6 from the longitudinal direction. It is set up.

As shown in FIG. 8, a pair of rolling wheels 10 are rotatably supported on the guide rails 9 and 9 at both ends of a shaft 11, and both rolling wheels 10 roll along the guide rails 9. The rolling elements 12, 1 are movably engaged with each other, and have a diameter determined so as to come into contact with the bottom surface of the box body, in other words, the lower surface of the door 6 closing the drop opening, in the middle of the shaft.
2, ... are provided so as to be rotatable with respect to the shaft,
Therefore, by arranging the pair of shafts with a wheel to be allocated to the lower surfaces of the pair of doors 6 and 6, respectively, the two doors 6,
6 is supported by the rolling elements 12, 12, ... From below,
The bottom of the box is closed. The extended portions 42 are provided at both ends of one shaft 11 (the right shaft 11 in FIG. 6) (see FIG. 7).

Bearing portions 13, 13, ... Are fixedly mounted on the leg portions near both ends of the pair of guide rails 9, 9.
By the bearing portion, the pair of sprocket shafts 14a, 14a
b is supported in parallel with the shaft 11. A pair of sprockets 15, 15, ... Are provided at both ends of the pair of sprockets. An arbitrary one of the sprocket shafts 14a is attached so that the sprocket and the shaft 14a rotate integrally, and an end portion of the shaft 14a projects laterally from the bearing portion to form a prismatic portion. By forming 14c, a manual drive sprocket shaft is formed. Reference numeral 30 is a manual handle having a fitting portion at its tip end to the prismatic portion 14c. In addition, as described above, the extended portion 4 provided on the one shaft 11
By using 2, the doors 6, 6 can be opened and closed automatically.

Endless chains 16 and 16 are respectively wound between a pair of opposed sprockets. The endless chain is stretched around the shafts 11 and 11. In FIG. 6, the left shaft 11 is firmly fixed to a part of the upper side of the chain, and the right shaft is lower than the chain 16. It is fixed to the side.
Reference numeral 17 is a reinforcing shaft that connects the legs, and 18 is a box support that stands on the reinforcing shaft 17. Reference numeral 45 denotes an engaged portion, and the storage box 1 is supported by the supporting portion 60 of the moving body 58 via the engaged portion 45. Also, 2
0, 20, ... Are suspension supports that extend laterally from the upper end of the corner connecting member 2 made of angle steel, and have a hook insertion hole formed in the center of the flat plate. When suspending with a forklift, hook the hook provided at the tip of the suspending wire.

The opening / closing method of the pair of doors 6, 6 is the handle 3
When 0 is attached to the drive sprocket shaft 14a and the drive-side sprocket shaft 14a is rotated counterclockwise in FIG. 9, the left and right shafts 11 and 11 are left and right shafts, respectively. Move each. When the left and right wheels come near both ends of the guide rail, the rolling element provided on the shaft comes off the door, so the door loses its support by the rolling element and rotates to the position indicated by the chain double-dashed line in FIG. Open the drop opening of the box. When the contents are dropped on the truck and the loading is completed, the storage box is moved and the handle is rotated in the opposite direction, and the rolling element rolls while pressing and moving the door to rotate to the closed position. The principle of opening and closing the pair of doors 6, 6 at the same time is based on the above-mentioned extended portion 4
Needless to say, the same operation is performed in the case of automatic opening and closing using the second locking member 64, the second locking member 66, and the like.

FIG. 10 shows the essential parts of a second embodiment of the storage box used in the carrying apparatus of the present invention. The members having the same functions as those in the first embodiment will be described with the same reference numerals. The storage box according to the second embodiment is characterized in that the door 26 provided at the bottom of the box body supports the door, and other configurations are the same as those of the first embodiment. In FIG. 10, the door 26 has its base end 26a hinged to the falling opening edge of the bottom surface of the box body.

On the lower surface of the door 26, an inclined surface 27 descending from the base end 26a of the door toward the tip 26b is provided.
Are formed corresponding to the plurality of rolling elements 12 provided in the.
The rolling element 12 is positioned on the shaft so as to roll while contacting the slope 27. 11a is
An endless chain 1 driven by a drive sprocket shaft 14a with a chain fixing ring loosely fitted to the shaft 11.
The shaft 11 is fixed so as to intervene with the shaft 6a, and the shaft 11 is driven in the left-right direction. 36 is a ratchet provided on the shaft 14a so as to rotate integrally with the drive sprocket 14a.
The reverse rotation preventing device allows the drive sprocket shaft 14a to rotate in the clockwise direction and blocks the rotation in the counterclockwise direction.

In the storage box of the second embodiment having such a structure, as shown in FIG. 10, even when the door 26 is closed, the slope 27 supported by the rolling element 12 is
The weight of the door pushes the rolling element downward. The horizontal component force of this pressing force works as a force that always drives the shafts 11 in the direction of the sprocket axis. Thus, in the case of manual operation, when the hanging string 40 of the inversion prevention device is pulled downward and the lever 37 with the claw is removed from the ratchet, the door 26 becomes the weight of the contents stored in the box 1 and the door. The moment to the door based on the weight drives the shaft to the left and right,
6, 26 will open automatically. When the door is closed, the inversion prevention mechanism works so that the shaft does not move backward.

In the above first and second embodiments of the storage box, the shaft is provided with the rolling elements, but this also functions in the shaft itself. Further, the winding transmission device can be replaced by other means such as a stepped belt and a pulley. The guide has shown the example in which the rolling wheel engages with the guide rail, but this may be a linear guide, and the engaging elements slidably engaged with the guide may be provided at both ends of the shaft. . Furthermore, in the first embodiment, a coil spring may be wound around the hinge shaft that rotatably supports the door, and the spring force may urge the return operation of the door to the closed position. The various preferred embodiments have been described above,
The present invention is not limited to this embodiment, and it goes without saying that many modifications can be made without departing from the spirit of the invention.

[0027]

According to the carrying apparatus of the present invention, it is possible to automatically discharge the contents from the drop opening at the bottom of the box without turning the storage box upside down. Since it is discharged from the bottom, it can be suitably discharged to a desired place. The door can be easily opened and closed by moving the shaft that is in contact with the door or the rolling element provided on the shaft as the storage box moves. Further, compared to the case where the storage box is turned upside down, a simple support mechanism is sufficient, and no space is required above. Therefore, according to the transporting apparatus of the present invention, it is possible to suitably discharge the contained items to a desired place without scattering and the like, and it is possible to simplify and miniaturize the discharge mechanism and to make the facility for storing the contained items small in size. It has the remarkable effect that it can be transformed.

[Brief description of drawings]

FIG. 1 is a side view showing an embodiment of the present invention.

FIG. 2 is a side view showing the state of the embodiment of FIG. 1 without a storage box.

FIG. 3 is a side view showing a state in which the door of the storage box of the embodiment of FIG. 1 is closed.

FIG. 4 is an explanatory view showing a state in which a moving body is mounted so as to be movable along a second guide.

FIG. 5 is a perspective view showing a first embodiment of a storage box according to the present invention.

6 is a side view of the embodiment of FIG.

FIG. 7 is an explanatory diagram showing a two-divided state of the embodiment of FIG.

8 is an AA partial cross-sectional explanatory view of FIG.

9 is a cross-sectional view taken along the line BB of FIG.

FIG. 10 is an explanatory diagram showing a main part of a second embodiment of the storage box according to the present invention.

[Explanation of symbols]

 1 Storage Box 1a Box Body 6 Door 9 Guide Rail 10 Rolling Wheel 11 Shaft 12 Rolling Elements 14a, 14b Sprocket Shaft 16 Chain 42 Extension Part 45 Engaged Part 50 Second Guide 54 Chain 56 Motor 58 Moving Part 60 Supporting Part 64 first locking member 66 second locking member X first position Y second position

Claims (3)

[Claims] 1. A drop opening for an item to be housed is provided at the bottom of the box,
A pair of first guides are provided in such a state that a door capable of pivoting downward to the opening is pivotally attached to the opening, and the door is sandwiched along a pair of opposite edges of a bottom portion of the box body. , The pair of first
The guides are engaged with engagement members movably connected to each other by a shaft, and at the same time, the shaft or a rolling element provided on the shaft is brought into contact with the door, so that both ends of the first guide are close to each other. A pair of winding transmission shafts having one of them as a drive shaft is supported in parallel with the shaft, and a winding transmission strip is wound between transmission wheels provided at both ends of the winding transmission shaft, A storage box in which a winding power transmission member is coupled to the shaft, an extension portion provided in the engagement member, and a second guide for movably guiding the storage box from a first position to a second position. Drive means for driving the storage box along the second guide; and when the storage box approaches the second position, the drive means comes into contact with the extended portion and moves to the second position of the storage box. Open the door with the movement of In order to achieve this, a first locking member that moves the shaft to one side through the extending portion, and an abutting portion on the extending portion when the storage box moves from the second position to the first position. And a second locking member that moves the shaft to the other side through the extending portion so as to close the door when the storage box moves to the first position. 2. A box-shaped container drop opening is provided at the bottom of the box body, and a pair of doors pivotable downward to open the opening are pivotally supported at a pair of opposite edges of the opening. A pair of guide rails are supported while sandwiching the door by leg portions extending from the four corners of the box, and a pair of rolling wheels mutually connected by a shaft are rotatably arranged side by side on the pair of guide rails. And the pair of shafts or rolling elements provided on the pair of shafts are brought into contact with the pair of doors, respectively, and either one of the guide rails is driven in parallel with the shafts in the vicinity of both ends thereof. Supporting a pair of sprocket shafts serving as shafts, and winding an endless chain between sprockets provided at both ends of the sprocket shafts, the tension side of the chain being one shaft and the loose side of the chain being the other shaft. A storage box coupled to each other, an extension portion provided so as to extend outward from the rolling wheel, and a second guide for movably guiding the storage box from a first position to a second position, Drive means for driving the storage box along the second guide; and contacting the extending portion when the storage box approaches the second position, and moving the storage box to the second position. And a first locking member that moves the shaft to one side through the extended portion to open the door in association with the above, and the storage box moves from the second position to the first position. A second locking member that abuts on the extension portion and moves the shaft to the other side through the extension portion so as to close the door as the storage box moves to the first position. Characteristic transport device. 3. The storage box is swingably suspended by a moving body which is movably guided by the second guide, and between the position close to the second position and the second position,
The transport apparatus according to claim 1, further comprising an attitude control unit that abuts on the storage box and prevents the storage box from swinging.