JP2558223B2 - Quarry sieving machine - Google Patents

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION The present invention relates to a quarry sieving machine for sieving quarry according to its size.

[0002]

2. Description of the Related Art Conventionally, various kinds of quarry sieving machines for sieving various kinds of raw stones such as mined limestone, so-called quarry according to their size, have been proposed. , Some have a cylindrical net body that rotates. Such a sieving machine is installed so that one end side of the net body is inclined so that it is located above the other end side, the quarry is thrown in from one end side of the net body, and it is driven by a driving device such as a motor. By rotating the net, the quarry in the net is rolled down toward the other end of the net, and a quarry smaller than the net of the net is dropped from the net, so that the quarry is sieved according to its size. It is a thing. Further, in the conventional sieving machine, the net body has a net material formed in an arc shape or a cylindrical shape by bolts or the like on the outer periphery of the frame material forming the frame.

[0003]

However, in the conventional sieving machine, it is necessary to previously form the mesh material constituting the mesh body into an arc shape or a cylindrical shape, which makes the processing of the mesh material complicated. It required work.

Further, since the net material is attached to the frame material with bolts or the like, the work of exchanging the net material is very complicated and requires skill.

The present invention has been made in view of such circumstances, and an object thereof is to sift a quarry where the shape of the net material is simplified and the net material can be easily replaced. To provide the machine with a simple structure.

The means adopted by the present invention for solving the above problems will be described with reference to the reference numerals used in the drawings. "The pedestal 10 is formed in a gutter shape and With the sieving machine 100 supported by the pedestal 10 so as to be swingable in the width direction, one end side is inclined so that one end side is located higher than the other end side, and the net body 20 is provided. In the quarry sieving machine 100 provided with a rocking means 30 for rocking the net 20, the net 20
The bottom portion of the mesh member is formed of a plurality of plate-like net members 23 each having a V-shaped cross section and separable from each side of the V-shaped member. And a support rod 27 which is provided with a stopper 25 and which is suspended in the longitudinal direction at the center of the bottom of the net 20 and hooks the hooks 24 of the nets 23, and the net 20.
The quarry sieving machine 100 "is provided with a clamp 26 that is fixed to the side surface of the frame member 29 that constitutes the frame of FIG.

[0006]

The quarry sieving machine 100 according to the present invention thus constructed operates as follows.

First, the mesh member 23 is formed in a plate shape and has a simplified shape as compared with the conventional arc-shaped or cylindrical mesh member. Therefore, the work of processing the net material 23 itself is easier than in the past.

Next, the mesh member 23 can be divided into each side of the bottom portion of the mesh member 20 having a substantially V-shaped cross section.
Is provided with a hook 24 at one end and a locking portion 25 at the other end. A support rod 27 that hooks the hook 24 of the mesh member 23 is suspended in the longitudinal direction at the center of the bottom of the mesh member 20, and the side surface of the frame member 29 that constitutes the framework of the mesh member 20 is Clamp 2 for locking the locking portion 25 of the net material 23
6 is fixed. Therefore, the net member 23 is attached to the net body 20 by hooking the hook 24 at one end to the support rod 27 and the engaging portion 25 at the other end to the clamp 26. In comparison with the above, the mounting work is simplified, and the replacement work of the net material 23 is easier than in the past.

[0009]

EXAMPLE Next, a quarry sieving machine 10 according to the present invention
0 embodiment will be described in detail with reference to the drawings.

1 to 4 show an embodiment of a quarry sieving machine 100 according to the present invention. The net body 20 of the sieving machine 100 has an input port 21 into which quarry stones are introduced at one end, and discharges large quarry that cannot be sieved by the net body 20 at the other end, as will be described later. It is provided with an outlet 22. Then, as shown in FIG. 5, the net 20 is formed in a gutter shape in which the bottom portion is substantially V-shaped in cross section and the top portion is opened. Further, the bottom of the net body 20 is composed of a plurality of plate-like net materials 23 that can be separated for each side of the substantially V shape.

In this embodiment, FIGS. 5 and 6 are used.
As shown in FIG. 3, a part of the net material 23 at the bottom of the net body 20 is doubled, and as described later, the quarry is efficiently sifted. However, the sifting machine 100 of the present invention is used.
The present invention is not limited to this, and the entire bottom surface of the net body 20 may be composed of a single net material 23.

Next, a specific structure of the net 20 will be described.

First, as shown in FIG. 10, each net member 23 is provided with a hook 24 at one end and a locking portion 25 at the other end. Then, in the longitudinal direction of the bottom center of the net body 20, a support rod 27 for hooking the hook 24 at one end of the net material 23.
The frame member 2 which is suspended and constitutes the framework of the net body 20.
A clamp 26 that locks the locking portion 25 at the other end of the mesh material 23 is fixed to the side surface of the wire 9. Therefore, when attaching the net material 23 to the net body 20, first, the hook 24 at one end of the net material 23 is hooked on the support rod 27 of the net body 20, and then,
When the locking portion 25 at the other end of the mesh material 23 is hooked on the clamp 26 of the frame member 29 of the mesh body 20 and the clamp 26 is rotated (arrow E in FIG. 10), the locking portion 25 of the mesh material 23 is By being pulled (arrow F in FIG. 10), the locking portion 25 is locked by the clamp 26, and the mesh member 23 is securely attached to the frame member 29.

In this embodiment, a hinge 25a is fixed to the other end of the mesh member 23, and the hinge 25a constitutes the locking portion 25. By doing so, the locking portion 25 of the net material 23 can be smoothly locked to the clamp 26 on the side surface of the frame material 29.

Further, as shown in FIG. 11, in the portion where the net material 23 at the bottom of the net body 20 is doubled, the upper net material 23 is provided.
An upper support rod 27 for hooking the hook 24 and a lower support rod 27 for hooking the hook 24 of the lower net member 23 are arranged in parallel with each other. The upper support rod 27 is supported by the lower support rod 27 via the support plate 28.
Here, the support plates 28 are arranged intermittently, and the quarry located on the lower net material 23 passes through the gap between the support plates 28 and the space 23a on the one side of the substantially V shape and the other spaces. The space 23b on the side is movable.

Next, a specific configuration of the sieving machine 100 of the present invention will be described below together with its operating state.

As shown in FIGS. 1 to 4, the net body 20 as a whole is
It is swingably supported by the pedestal 10 via rollers 11. Here, in this embodiment, the net 20 is the pedestal 1
It is supported in parallel with 0, and the sieving machine 100
When installing the pedestal 10, the pedestal 10 is installed so as to be inclined so that one end side of the net body 20 is positioned higher than the other end side. Note that the present invention is not limited to this, and the net body 20 may be supported in advance so as to be inclined with respect to the pedestal 10, and the pedestal 10 may be installed on a horizontal plane.

As shown in FIG. 6, the lower net material 23 of the net materials 23 constituting the bottom of the net body 20 is the charging port 2.
The part a to the part b, which is the end on the first side, has a very small mesh, and the part c to the part c, which is the end of the lower net material 23, has a small mesh. And the net material 23 on the upper side is
The middle part of the mesh extends from part d, which is the end on the input port 21 side, to part e, which extends from the lower net material 23, and part f, which is the end of the upper net material 23 from part e. Has become a large mesh.

According to the net body 20 as described above, the quarry introduced from the input port 21 on one end side of the net body 20 is screened as follows.

First, the quarry that has been put in is the net material 23 on the upper side.
The quarry smaller than the middle eye (d to e), smaller than the middle eye and smaller than the larger eye (e to f), and larger than the big eye, quarry smaller than the middle eye, It is discharged from the middle mesh onto the lower mesh material 23,
A quarry larger than the middle mesh and smaller than the large mesh is the upper net
The quarry larger than the large mesh is discharged from the discharge port 22 on the other end side of the mesh 20.

Next, the quarry smaller than the middle mesh discharged from the middle mesh of the upper net material 23 onto the lower net material 23 is extremely small by the lower net material 23 (a part to b part). ) Smaller quarry and larger and smaller than the smallest (b to c)
Part) and quarry smaller than the smaller quarry, the quarry smaller than the finest mesh is discharged from the finest mesh of the lower net material 23, the quarry larger than the finest grain and smaller than the smaller quarry, The quarry, which is larger than the small mesh of the lower mesh 23, is discharged from the end of the lower mesh 23.

Therefore, according to the net body 20, the charging port 2
The quarry put in from 1 can be efficiently sorted into five sizes of quarry. The structure of the net body 20 is not limited to the above-described structure, and may be any structure that sifts a quarry into two or more sizes.

On the other hand, such a net body 20 is swung by a swinging means 30 as described below.

As shown in FIGS. 3 and 7, a slide body 33 is slidably supported on the pedestal 10 in the width direction of the mesh body 20, and the slide body 33 has the first sprocket 3 attached thereto.
A first sprocket 32 and a second sprocket 32 are juxtaposed to each other and are axially supported. The sliding body 33 is slid by a hydraulic or pneumatic reciprocating cylinder 34 installed on the pedestal 10.

Here, a first chain 35 is wound around the first sprocket 31, and a second chain 36 is wound around the second sprocket 32. The first chain 35 has one end fixed to the reciprocating cylinder 34 side (right side in FIG. 3) of the pedestal 10, and the other end reciprocating on the peripheral surface of the end portion of the net body 20 on the input port 21 side. It is fixed to the surface on the cylinder 34 side (right side in FIG. 3). The second chain has one end opposite to the reciprocating cylinder 34 side of the pedestal 10 (see FIG.
Fixed on the left side) and the other end is the net 20.
Reciprocating cylinder 3 on the peripheral surface of the end of the charging port 21 side
It is fixed to the surface on the opposite side (left side in FIG. 3) from the 4 side.

According to such swinging means, the net body 20 can be reliably swung by the forward / backward movement of the reciprocating cylinder 34, as shown in FIGS. 8 and 9.

The first chain 35 and the second chain 36 are not limited to separate chains, but may be a single chain. In this case, the center portion of one chain is wound around the upper portion of the net body 20 and the chain is fixed to the net body 20 at a desired portion, and one end side of the chain is attached to the first sprocket 31 of the sliding body 33. Wind the end part 1
No. 0 may be fixed to the reciprocating cylinder side, the other end of the chain may be wound around the second sprocket 32 of the sliding body 33, and the end may be fixed to the pedestal 10 opposite to the reciprocating cylinder 34 side. Alternatively, a sprocket is fixed to the net body 20, and the center portion of one chain is wound around this sprocket, and both ends of the chain are respectively connected to the first sprocket 31 or the first sprocket 31 of the sliding body 33 as described above. It may be wound around the second sprocket 32 and both ends may be fixed to the pedestal.

As described above, in this embodiment, an example of the swinging means 30 for swinging the net 20 has been shown.
The present invention is not limited to this, and the net body 20 may be swung by a driving device such as a motor via gears, levers, or the like.

As described above in detail, in the quarry sieving machine according to the present invention, the bottom portion of the net body having a substantially V-shaped cross section has the hook at one end and the engaging portion at the other end. And a hook at one end of each net member is hooked on a support rod suspended in the longitudinal direction at the center of the bottom of the net member. Then, the mesh member is attached to the mesh body by stopping and locking the other end of each mesh member to the clamp fixed to the side surface of the frame member of the mesh body.

Therefore, according to the present invention, it is possible to provide a quarry sieving machine having a simple structure, in which the shape of the mesh material is simplified and the mesh material can be easily replaced.

[Brief description of drawings]

FIG. 1 is a front view showing an embodiment of a quarry sieving machine according to the present invention.

FIG. 2 is a plan view of the quarry sieving machine shown in FIG.

FIG. 3 is a right side view of the quarry sieving machine shown in FIG. 1.

FIG. 4 is a left side view of the quarry sieving machine shown in FIG.

5 is a cross-sectional view taken along the line AA in FIG.

6 is a sectional view taken along line BB in FIG.

7 is a cross-sectional view taken along line CC of FIG.

FIG. 8 is a right side view showing a state in which the net body swings.

FIG. 9 is a right side view showing a state in which the net body swings.

FIG. 10 is an enlarged view of a main part in FIG.

11 is a view on arrow D in FIG.

[Explanation of symbols]

 10 pedestal 11 roller 20 net 21 input port 22 discharge port 23 net material 23a space on one side 23b space on the other side 24 hook 25 butterfly plate 26 clamp 27 support rod 28 support plate 29 frame member 30 rocking means 31 first Sprocket 32 Second sprocket 33 Sliding body 34 Reciprocating cylinder 35 First chain 36 Second chain 100 Sieving machine

Claims (1)

(57) [Claims] 1. A pedestal and a sifter which are formed in a gutter shape and are supported by the pedestal so as to be swingable in the width direction of the pedestal. In a quarry sieving machine provided with a net body which is inclined as much as possible and a swinging means for swinging the net body, a bottom portion of the net body is formed into a substantially V-shaped cross section and is substantially V-shaped.
It is composed of a plurality of plate-like nets that can be separated for each side of a letter, and a hook is provided at one end of each net and a locking portion is provided at the other end, and the net is suspended in the longitudinal direction at the center of the bottom of the net. A support rod for hooking a hook of each net material, and a clamp fixed to a side surface portion of a frame material forming a frame of the net body and for locking an engaging portion of each net material. Quarry sieving machine.