JPH09309585A - Containing hopper for can, bottle, etc. - Google Patents

Abstract

PROBLEM TO BE SOLVED: To prevent a bridge forming in the inside and smoothly and constantly drop down contents, by contracting the lower part of a box-body and providing a fixed board and a movable board facing the fixed board at the one side thereof and intermittently and vertically shaking the movable bottom board against the fixed bottom plate by a shaking structure. SOLUTION: The lower part of a hopper box-body 2 in a containing hopper 1 is contracted to form a throat 3. A fixed side plate 4 is provided at one side of the throat 3 and movable plates 5 divided into three parts facing the fixed side plate and a shaking structure 6 are provided at the other side to constitute the hopper. Cans, bottles, etc., fed in the hopper box-body 2 fall down the clearance (a) between the fixed plate 4 and the movable plate 5 and then these are fed on a transfer conveyor B installed thereunder to send to the subsequent process. In this time, the shaking structure 6 is driven at every specified time interval. The central bottom plate of the three divided movable bottom plates 5 is pushed up first and further the shaking structure is actuated to push up both side movable bottom plates. After a specified elapsed time, respective movable bottom plates are returned to the waiting position and thereafter, this motion is repeated.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a storage hopper for transporting collected cans and bottles to the next step.

[0002]

2. Description of the Related Art Cans and the like collected above are transferred by an appropriate carrier such as a shovel loader and supplied to a sorting device. At that time, a hopper is used for receiving cans, etc.
The supplied cans and bottles are supplied to the sorting device by a conveyor or the like. The procedure is shown in FIG. The hopper 50 has a housing 51.
The lower part of the throat is squeezed into a throat portion 52. When the opening portion of the throat portion 52 is too wide, a large amount of cans and the like are supplied to the conveyor 60 at one time, which may cause clogging in the next step. For this reason, a means for mounting an appropriate adjusting plate 53 to regulate the downward falling amount is adopted.

[0003]

However, when the width of the throat is too narrow, there is a problem that a bridge is formed and it becomes difficult to discharge the bridge. Moreover, the size of the throat portion for preventing this bridge is not constant, and it constantly changes depending on the supply amount and storage amount of the stored contents such as cans. Moreover, it is extremely difficult to adjust the adjusting plate 53 each time.
In view of these points, the present invention prevents the bridge of the hopper,
It is an object of the present invention to provide a storage hopper for cans and the like that can be smoothly discharged.

[0004]

According to a first aspect of the invention for achieving the above object, a lower part of a hopper casing is squeezed, a fixed bottom plate is provided on one side thereof, and a movable bottom plate is opposed to the fixed bottom plate. The bottom plate is supported by a swing mechanism so as to be swingable in the vertical direction with respect to the fixed bottom plate.

In the storage hopper for cans and the like of the present invention having the above-mentioned structure, the movable bottom plate is swung in the vertical direction to impart vibration to the stored contents and to enlarge or reduce the gap between the fixed bottom plate and the container. The stored contents such as cans and the like supplied thereby are smoothly discharged without causing a bridge.

A second aspect of the present invention is characterized in that the movable bottom plate is supported by a swinging mechanism so as to be vertically or continuously swingable, and the fixed bottom plate is capable of adjusting a clearance between the movable bottom plate and the movable bottom plate. .

According to the present invention having the above-described structure, the movable bottom plate is oscillated continuously or intermittently, so that clogging of cans and the like can be effectively prevented, and the gap between both bottom plates can be adjusted. Adjust the amount of canned bottles discharged.

A third aspect of the invention is characterized in that the movable bottom plate is divided into a plurality of unit movable bottom plates, and the unit movable bottom plates are individually rocked by a common rocking mechanism.

According to the present invention having the above structure, the movable bottom plate is divided into a plurality of unit movable bottom plates, and the unit movable bottom plates are individually swung, so that cans and the like can be dropped at one time. It can be prevented.

A fourth aspect of the invention is characterized in that the fixed bottom plate is adjustably attached along the inclined surface of the housing so as to adjust the gap between the fixed bottom plate and the movable bottom plate.

According to the present invention having the above-mentioned structure, the basic gap between the bottom plates is adjusted according to the type of the cans to be charged.

[0012]

BEST MODE FOR CARRYING OUT THE INVENTION Embodiments of the present invention will be described below with reference to FIG.
The description will be made based on the embodiment shown in FIGS. In a hopper 1 for storing cans and the like, a lower portion of a hopper housing 2 is squeezed to form a throat portion 3, a fixed bottom plate 4 is provided on one side of the throat portion, and a movable bottom plate 5 is provided on the other side so as to face the throat portion 3. The swing mechanism 6 for the movable bottom plate 5 is provided. The fixed bottom plate 4 has a V-shaped cross section and is attached along the slope of the housing 2 so as to be vertically adjustable. B is a transfer conveyor arranged below.

The movable bottom plate 5 is divided into, for example, three pieces into unit movable bottom plates 5a, 5b and 5c, and the upper end side (the side opposite to the fixed bottom plate 4) is supported by a support shaft 7 so that the tip end thereof can be vertically swung. The proper position is supported by a common swing mechanism 6. The swing mechanism 6 includes a cam shaft 8 having a length extending over each movable bottom plate, cams 9a, 9b and 9c attached to the cam shaft 8, and the cam shaft 8
And a cylinder 11 for swinging the link 10 around the cam shaft 8 as a center. A receiving plate 12 is provided on the lower surface of each of the movable bottom plates 5a, 5b, 5c.
a, 12b, 12c are attached to the cams 9a, 9b, 9
c is opposed to and supported by this. Reference numeral 13 denotes a solenoid valve mechanism for switching supply of working fluid (air or oil) to the cylinder.

However, each cam is attached to the cam shaft by, for example, rotating the second cam (center cam) 9b to a predetermined angle and raising the movable bottom plate 5b facing the second cam 9b to a predetermined position, and then another cam 9a. , 9c abut the movable bottom plates 5a, 5c, respectively, and adjust the mounting angle to the cam shaft so as to push them up. A side cover plate 14 is attached to the side surface of each unit movable bottom plate in order to prevent the stored items from falling through the gap when the unit movable bottom plate is raised. In the figure, 15 is a movable bottom plate 5.
The reference numeral 16 denotes a stopper for holding the other end of the unit movable bottom plate, and 16 a stopper for holding the unit movable bottom plate at the lowermost position.

In the above structure, the tip ends of the unit movable bottom plates 5a, 5b, 5c are normally located at the lower standby position (position shown in FIG. 1), and can bottles and the like are received by appropriate means. Drops from the gap a with the fixed bottom plate 4, is supplied onto the transfer conveyor B below, and is transferred to the next step. The state at that time is shown in FIGS. Then, the solenoid valve mechanism 13 is actuated at predetermined time intervals so that the camshaft 8 is moved by the cylinder 10.
The second cam 9b pushes up the second unit movable bottom plate 5b. The state is shown in FIGS. 5a and 5b. This pushing up vibrates the stored items, prevents the formation of bridges, and increases the distance between the openings of the unit movable bottom plate 5b and the fixed bottom plate 4 in the central portion. Will increase.

Then, the cam shaft 8 is further rotated to move the first and third cam shafts.
The cams 9a and 9c of the first and third unit movable bottom plates 4
Push up a and 4c. The state is shown in FIGS. 6a and 6b. At this time, although the second cam 9b also rotates, the second movable bottom plate 5b is held in the pushed-up state due to its shape. When the movable bottom plates are pushed up, the stored items are also pushed up, the bridge is prevented, and the distance between the movable bottom plate and the fixed bottom plate 3 is increased. After a predetermined time, each unit movable bottom plate 5a, 5b, 5c returns to the standby position (position in FIG. 1). Repeat the above operation.

In the above embodiment, the movable bottom plate 5 is divided into three parts, but this may be divided into a plurality of parts such as two parts or four parts. Alternatively, it may not be necessarily divided and may be in the state of a single plate. Further, when divided, the unit movable bottom plate is not necessarily moved up and down in the above example, and may be sequentially moved up and down from one end.

[0018]

As described above, according to the present invention, the lower part of the housing is squeezed, the fixed bottom plate is provided on one side thereof, and the movable bottom plate is opposed to the fixed bottom plate. On the other hand, by making it swingable in the vertical direction, it is possible to swing the stored items to prevent the formation of bridges, and to smoothly and quantitatively drop the stored items. At this time, the movable bottom plate is divided into a plurality of parts, and when the movable bottom plates are individually rocked by a common rocking mechanism,
By swinging the stored items and moving the unit movable bottom plates in the vertical direction, it is possible to prevent a large amount of the stored items from dropping at one time.

[Brief description of drawings]

FIG. 1 is a vertical cross-sectional view of a storage hopper for cans and the like according to the present invention.

FIG. 2 is a plan view of FIG.

FIG. 3 is a left side view in FIG.

FIG. 4 is an operation explanatory view, in which FIG. 4A is a longitudinal sectional view of a standby position,
The same figure b is a perspective view.

FIG. 5 is an operation explanatory view, FIG. 5A is a vertical cross-sectional view of the central unit movable bottom plate in a raised state, and FIG.

FIG. 6 is an operation explanatory view, FIG. 6A is a vertical sectional view of a raised state of the total unit movable bottom plate, and FIG. 6B is a perspective view thereof.

FIG. 7 is an operation explanatory view of a conventional hopper.

[Explanation of symbols]

 1 Storage hopper for cans and the like 2 Housing 4 Fixed bottom plate 5 Movable bottom plate 6 Swing mechanism

Claims (4)

[Claims] 1. A lower part of a hopper casing is squeezed, a fixed bottom plate is provided on one side thereof, and a movable bottom plate is opposed to the fixed bottom plate. The movable bottom plate can be vertically swung with respect to the fixed bottom plate side by a swinging mechanism. A storage hopper for cans, etc. characterized by being supported by. 2. The can according to claim 1, wherein the movable bottom plate is supported by a swinging mechanism so as to be vertically or continuously swingable, and the fixed bottom plate is adjustable in a gap with the movable bottom plate. Storage hopper for bottles, etc. 3. The can bottle according to claim 1, wherein the movable bottom plate is divided into a plurality of unit movable bottom plates, and each unit movable bottom plate is separately rocked by a common rocking mechanism. Storage hopper for etc. 4. The storage hopper for cans, etc. according to claim 1, 2 or 3, wherein the fixed bottom plate is adjustably attached along the slope of the housing so as to adjust the gap between the fixed bottom plate and the movable bottom plate.