JPH07237742A - Conveyance passage direction changeover device - Google Patents

Abstract

PURPOSE:To accurately changeover a conveyance passage and to prevent a changeover device from making malfunction and generating abrasion by constructing either one of the openings of a V opening so as to be blocked by a pair of blocking plates. CONSTITUTION:When a conveying goods 62, which falls after passing through a shoot 20, is desired to be made fall, for example, inside the right cylinder 16 of a two-way shoot 18, the left side blocking plate 32 is oscillated towards B direction and the right side blocking plate 34 is oscillated towards D direction through a link mechanism 36 by operating a cylinder rod 52. Thus the left side blocking plate 32 blocks the left opening 28 of the V opening of a guide cylinder 26 and the right side blocking plate 34 departs from the guide cylinder 26 and opens the right side opening 30. In addition, the left side blocking plate 32 forms an inclination parallel to the right cylinder 16 of the two-way shoot 18 and the conveying goods 62, falling inside the guide cylinder 26, fall inside the right cylinder 16 of the two-way shoot 18 by having its direction regulated downwards obliquely to the right by the blocking plate 32.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a transfer passage direction switching device, and more particularly, to a two-way chute provided in the middle of a transfer passage for transferring an object such as glass cullet (broken glass). The present invention relates to a transport passage direction switching device that switches the transport direction of a transported object to either one of the paths.

[0002]

2. Description of the Related Art A conventional transfer passage direction switching device is shown in FIG.
As shown in, the two-way chute 3 is communicated with the lower side of the chute 2 on which the conveyed product 1 such as glass cullet is conveyed.
Then, the switching member 4 provided in the two-way chute 3 is swung by the crank mechanism 5. As a result, one of the branched passages 3A and 3B of the two-way chute 3 is closed to convey the conveyed product 1 to one of the passages 3A and 3B of the two-way chute 3.

Further, as shown in FIG. 4, the switching member 4 is
Generally, it has a structure in which a substantially semi-circular reinforcing plate 4B is attached to both sides of the bottom plate 4A.

[0004]

However, since the conventional conveying passage direction switching device has a structure in which the switching member 4 closes one of the passages 3A and 3B of the two-way chute 3, the switching member 4 is not used. It is necessary to swing the two-way chute 3 so that it can slide on the inner surface. For this reason, if the conveyed article 1 is caught between the reinforcing plate 4B and the inner surface of the two-way chute 3, malfunction of the switching member 4 will occur, and the conveyed article 1 will enter the sliding portion. When 4 swings, the two-way chute 3 and the reinforcing plate 4B are significantly worn, so
There is a drawback that perforations occur in the chute 3 and the reinforcing plate 4B. Further, since the swing fulcrum portion of the switching member 4 is in the two-way chute 3, there is a drawback that malfunction occurs when the conveyed object 1 collides with the swing fulcrum portion.

The present invention has been made in view of the above circumstances, and provides a direction change device for a transfer passage, which can switch the transfer passage with high accuracy and which is less likely to cause malfunction or wear of the device. The purpose is to

[0006]

In order to achieve the above-mentioned object, the present invention is provided in the middle of a conveying passage and is provided in a bi-directional chute that branches the passage in two directions, and in the bi-directional chute, A guide cylinder having an upper end communicating with the transport passage, and a lower end having a V-shaped opening formed of an opening facing each of the branched bidirectional passages, and a V-shaped guide cylinder. A damper device that opens any one of the passages of the two-way chute by closing one of the openings from the outside of the opening with a blocking plate that is larger than the opening, and a drive that drives the damper device. And means.

[0007]

According to the present invention, it is provided in the middle of the transport passage,
A V-shaped guide tube is provided in a two-way chute that branches the passage in two directions, the upper end of which is communicated with the transfer passage, and the lower end of which is formed with an opening facing each of the branched two-way passages. An opening is formed, and V of the guide tube is formed.
Either one of the character openings is configured to be closed by the closing plate of the damper device. Accordingly, the closing plate can be driven in a state of being separated from the inner surface of the two-way chute, so that the conveyed product is not caught between the inner surface of the two-way chute and the closing plate.

Further, one of the openings of the guide tube is
It is closed by a pair of closing plates arranged in parallel, and these closing plates are oscillated by a parallel link mechanism, and the parallel link mechanism is provided outside the transport passage. As a result, it is possible to minimize the number of moving parts in the transport passage through which the transported product passes, so that the device is less likely to malfunction and maintenance is facilitated.

[0009]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS A preferred embodiment of a conveying path direction switching device according to the present invention will be described in detail below with reference to the accompanying drawings. FIG. 1 is a partial cross-sectional view for explaining an embodiment of a transfer passage direction switching device according to the present invention. As shown in FIG. 1, the upper end 12
And a left cylinder 14 and a right cylinder 16 are obliquely downwardly branched to the left and right in a two-way chute 18, a guide cylinder described later is provided, and an upper end of the guide cylinder communicates with the chute 20. As shown in FIG. 2, the guide cylinder 26 has an upper portion formed in a rectangular tube shape, and the lower sides of the front surface 38 and the back surface 40 facing each other are formed in an inverted triangular shape. As a result, a V-shaped V-shaped opening including the left opening 28 and the right opening 30 is formed at the lower end of the guide cylinder 26. Also,
As shown in FIG.
In the vicinity of 6, a pair of left and right closing plates 32, 34 for closing either the left opening 28 or the right opening 30 of the guide cylinder 26 is arranged. The pair of closing plates 32, 34 are arranged in the cylinder device 50. It is driven by the power transmitted from the link mechanism 36 being transmitted.

Next, the link mechanism 36 and the cylinder 50 device for driving the pair of closing plates 32, 34 will be described. On the left and right side portions of the guide tube 26, the pair of projecting pieces 4 are provided.
2, 44 are laterally projected along the upper end opening 12 of the two-way chute 18, and fulcrum pins 41, 43 are provided at the tips of the respective projecting pieces 42, 44. Further, the fulcrum pins 41 and 43 rotatably support the substantially central positions of the pair of arms 46 and 48 that respectively support the pair of left and right closing plates 32 and 34. Further, a cylinder device 50 is provided on the upper left side of the two-way chute 18, and the left damper 3 is provided.
The base end of the left arm 46 that supports 2 is rotatably supported by a pin 54 provided at the tip of a cylinder rod 52 that expands and contracts in the left-right direction. A rotating member 56 is provided between the fulcrum pin 41 of the left arm 46 and the cylinder rod 52, and a rotating member 58 is also provided at the base end of the right arm 48.
Is provided, and the left arm 46 and the right arm 48 include the rotating member 5
A rod 60 is connected via 6, 58. As a result, when the cylinder device 50 operates and the cylinder rod 52 contracts, the left blocking plate 32 swings in the direction B in the drawing to close the left opening 28 of the guide cylinder 26, and the right closing plate 34 moves to D. It swings in the direction to release the right opening 30 of the guide tube 26. Further, when the cylinder rod 52 extends,
The left blocking plate 32 swings in the direction A in the figure to release the left opening 28 of the guide cylinder 26, and the right blocking plate 34 swings in the direction C to close the right opening 30 of the guide cylinder 26.

Next, the switching operation of the transport passage direction switching device 10 of the present invention constructed as described above will be described below by taking an example of a glass cullet as a transported object. When it is desired to switch the glass cullet 62 that drops through the chute 20 into the right cylinder 16 of the two-way chute 18, the cylinder rod 52 is contracted to move the left blocking plate 32 in the B direction in the drawing. Then, the right blocking plate 34 is swung in the D direction. As a result, the left blocking plate 32 is moved to the guide tube 26.
While closing the left opening 28 of the V-shaped opening, the right blocking plate 34 separates from the guide cylinder 26 and releases the right opening 30. Further, since the lower end opening of the guide cylinder 26 is formed in a V shape, the left blocking plate 32 that closes the left opening 28 forms an inclination parallel to the right cylinder 16 of the two-way chute 18. Therefore,
The glass cullet 62 falling in the guide cylinder 26 is regulated in a diagonally right downward direction by the left closing plate 32 and falls into the right cylinder 16 of the two-way chute 18.

When it is desired to switch the glass cullet 62 that drops through the chute 20 into the left cylinder 14 of the two-way chute 18, the cylinder rod 52 is extended to move the left side closing plate 32. In the direction A in the figure,
The right blocking plate 34 is swung in the C direction. As a result, the left closing plate 32 separates from the guide cylinder 26 to release the left opening 28, and the right closing plate 34 closes the right opening 30. The right blocking plate 34 that closes the right opening 30 forms an inclination parallel to the left cylinder 14 of the two-way chute 18. Therefore, the glass cullet 62 falling in the guide tube 26
Is regulated in a diagonally lower right direction by the right blocking plate 34 and falls into the left cylinder 14 of the two-way chute 18.

In the above-described operation of switching the glass cullet 62 in the conveying direction, the direction switching device of the present invention is configured as described above, so that the pair of closing plates 32 and 34 can be accurately operated in a state of being separated from the inner surface of the two-way chute 18. The switching operation can be performed well. As a result, in the direction switching device 10 of the present invention, the glass cullet 62 is engaged between the inner surface of the two-way chute 18 and the closing plates 32, 34 like the conventional direction changing device for the transport passage, and the closing plates 32, 34 are provided. No malfunction will occur, and no holes will be formed in the closing plates 32, 34 and the bidirectional chute. Therefore, the transport path direction switching device 10 of the present invention is less likely to cause malfunction or wear of the device, so that the number of repairs of the device can be reduced and the life of the device can be extended.

Further, in the direction switching device 10 of the present invention, the pair of left and right closing plates 32 and 34 are driven to swing by the link mechanism 36 and the cylinder 50, and the fulcrum pin 41 serving as the swinging fulcrum of the closing plates 32 and 34. , 43, the link mechanism connecting portions 54, 56, 58 and the cylinder 50 are provided outside the two-way chute 26. As a result, it is possible to minimize the number of moving parts in the transport passage through which the transported product passes, so that the device is less likely to malfunction and maintenance is facilitated.

Further, since the pair of left and right closing plates 32, 34 are made to swing with their tips facing downward, the closing plates 32, 34 can be made to swing without countering the fall of the glass cullet 62. . Therefore, the cylinder 50, which is a power source for swinging the closing plates 32 and 34, having a small output can be used, which saves energy. In the present embodiment, the example in which the glass cullet is used as the conveyed product has been described, but the present invention is not limited to this, and the present invention can also be applied to solid substances such as powder and granules.

[0016]

As described above, according to the direction switching device for the transport passage according to the present invention, the guide tube is provided in the two-way chute which is provided in the middle of the transport passage and branches the passage into two directions. , The upper end of which is communicated with the transport passage, and the lower end of which is formed with a V-shaped opening including an opening facing each of the branched two-way passages, and one of the V-shaped openings of the guide tube is formed. Since the opening of is closed by the closing plate of the damper device, the closing plate can be operated while being separated from the inner surface of the bidirectional chute.

As a result, a conveyed product such as a glass cullet will not be caught between the closing plate and the inner surface of the two-way chute, and malfunction or wear of the apparatus will not occur. Therefore, the number of repairs of the device can be reduced, and the life of the device can be extended. Further, one of the opening portions of the guide cylinder is closed by a pair of closing plates arranged in parallel, and these closing plates are oscillated by a parallel link mechanism. The mechanism is provided outside the transfer passage. As a result, it is possible to minimize the number of moving parts in the transport passage through which the transported product passes, so that the device is less likely to malfunction and maintenance is facilitated.

[Brief description of drawings]

FIG. 1 is a partial cross-sectional view illustrating an embodiment of a transfer path direction switching device according to the present invention.

FIG. 2 is a perspective view illustrating a guide cylinder of the direction switching device for the transport direction according to the present invention.

FIG. 3 is a schematic diagram illustrating a conventional direction switching device for a conveyance path.

FIG. 4 is a perspective view illustrating a switching member of a conventional transport path direction switching device.

[Explanation of symbols]

 10 ... Direction switching device 18 ... Two-way chute 20 ... Chute 24 ... Branch space part 26 ... Guide cylinder 28 ... Left opening part 30 ... Right opening part 32 ... Left side closing plate 34 ... Right side closing plate 36 ... Link mechanism 50 ... Cylinder device 62 ... Glass cullet (conveyed object)

Claims (3)

[Claims] 1. A two-way chute that is provided in the middle of a conveying path and branches into two directions, and an upper end that is provided in the two-way chute and that communicates with the conveying path, and a lower end thereof. A guide cylinder formed with a V-shaped opening formed of openings facing each of the branched two-way passages, and one of the V-shaped openings of the guide cylinder is closed larger than the opening. A direction changing device for a conveying passage, comprising: a damper device that opens one of the passages of the two-way chute by closing the opening from the outside with a plate; and drive means that drives the damper device. . 2. An opening of any one of the guide cylinders is closed by a pair of closing plates arranged in parallel, and these closing plates are swingably driven through a parallel link mechanism. The direction switching device for the transport passage according to claim 1. 3. The direction switching device for a transfer passage according to claim 2, wherein the parallel link mechanism is provided outside the transfer passage.