JPH0641935Y2 - Separation device for small parts in conveyed products - Google Patents

Description

[Detailed Description of the Invention] "Industrial application field" The present invention relates to a small-part separating device in a conveyed product for separating small parts mixed in a thin product.

"Prior Art" Conventionally, as a method for separating a product on a belt conveyor from other products, the height and width of the product and other products as shown in Figs. 4 and 5 have been used. There is a method of separating by utilizing the difference of.

That is, in the case of FIGS. 4A and 4B, the conveyor 1
Product 2 above and the item to be separated (hereinafter referred to as "separated item")
The height difference from the height 3 is used, and the separated material 3 that does not pass under the height control bar 4 is automatically removed from the top of the conveyor 1. On the other hand, in the case of FIGS. 5 (a) and 5 (b), the difference in width is used, and the separated material 3 which does not pass between the width regulation plates 5a and 5b is automatically removed from the conveyor 1. ing.

"Problems to be solved by the invention" However, in the above separating apparatus, a thin product such as a plastic film, for example, a floppy disk having a thickness of 0.1 mm as shown in FIG. ) 6
It was difficult to separate the core (small component) 7 in which the central portion of the floppy disk 6 as shown in FIG. 6 (b) was punched out. This is because they are thin and are likely to overlap as shown in FIG.

On the other hand, in order to solve the above-mentioned problems, the applicant has proposed a "small device separating device in conveyed products" in Japanese Patent Application No. 61-17413. As shown in FIG. 8 and FIG. 9, this separating device is formed in an arc shape between the carry-out side of the front transport line 17 and the carry-in side of the rear transport line 18, and is arranged apart from each other. Two guide members 19a and 19b are provided. Then, the floppy disk 6 is inverted by the guide members 19a and 19b to separate the center core 7 from the upper surface side or the lower surface side.

By the way, in the small-part separating device for the conveyed products, since the guide members 19a and 19b have a rectangular cross section, they come into surface contact with the floppy disk 6, and therefore the floppy disk does not slide well. There was a problem. Further, there is a problem that the edge of the rectangular cross section scratches the floppy disk.

The present invention has been proposed in view of the above circumstances, and it is a small part in a conveyed product that can smoothly flip a thin product such as a floppy disk with less resistance and prevent the product from being scratched. It is intended to provide a separating device.

"Means for Solving Problems" The present invention has been made to solve the above problems, and a guide body is provided between the carry-out side of the front transport line and the carry-in side of the rear transport line. The guide body has two arc-shaped members that receive the product delivered from the upper front side transport line, move it downward while turning it upside down, and transfer it to the lower rear side transport line, These two arcuate members are formed in a convex arcuate shape in cross section, the inner peripheral side of which protrudes in the inner peripheral direction, and the upper ends of these two arcuate members are slightly above the unloading side end of the front transport line. In addition to being located above, the upper end portion is arranged close to the carry-out side end portion of the front transport line at a predetermined distance, and the lower end is located slightly above the carry-in side of the rear transport line. It has been configured.

"Operation" Since the arcuate member of the present invention is formed so that the inner peripheral side thereof has a convex arcuate cross-section protruding inward in the inner peripheral direction, the contact with a thin product can be made into a point or line contact. The product can be moved smoothly. Further, since the contact surface with the product is formed in an arc shape, it is possible to prevent the product from being scratched. Further, these two arcuate members have their upper ends positioned slightly above the carry-out side end of the front side transport line, and have their upper ends at a predetermined distance from the carry-out side end of the front side transport line. Are placed close to each other, and the lower end thereof is located slightly above the carry-in side of the rear side transport line, so that the product carried out from the carry-out side of the front side transport line is divided into these two circles. Guided along the inner peripheral surface of the arc-shaped member, lowered downward, and can be smoothly transferred from the lower end to the carry-in side of the rear side conveyance line, during which small parts mixed in the product can be separated. You can

[Embodiment] An embodiment of the present invention will be described below with reference to FIGS. 1 to 3. It should be noted that, in these drawings, the same components as those of the conventional example are designated by the same reference numerals and the description thereof will be omitted.

These figures are views showing a small-part separating device 21 in a conveyed product according to the present invention. The small-part separation device 21 for this conveyed product is the first belt conveyor (front side conveyor line) 22.
Is equipped with.

The first belt conveyor 22 is for receiving the floppy disk from the right side in FIG. 1 (a) and transferring the floppy disk in the direction of arrow A to carry it out. 23, 23 are provided, and flat belts 24, 24 are provided on the left side of the O-ring belts 23, 23. The two O-ring belts 23, 23 are arranged apart from each other by a predetermined distance, and the distance is larger than that of the core 7 punched from the floppy disk 6. Similarly, the flat belts 24, 24 are also arranged at a distance larger than that of the center core 7. And flat belt
The 24, 24 and the O-ring belts 23, 23 are driven by a driving device 25 via a belt 26 and are circulated in the direction of arrow A.

A second belt conveyor (rear side transfer line) 27 is provided below the unloading side of the first belt conveyor 22. The second belt conveyor 27 is provided horizontally in a plane orthogonal to the first belt conveyor 22 in a plan view, and is adapted to transfer a floppy disk in the direction of arrow B in the drawing.

This second belt conveyor 27 has two
Consists of two flat belts 28,28, these two flat belts 28,
28 are spaced apart from each other with a spacing larger than that of the core 7.

A first guide body (guide body) 29 is provided between the unloading side of the first belt conveyor 22 and the second belt conveyor 27. This first guide body 29 is 2
It is composed of book guide members (arcuate members) 30, 30.

These two guide members 30, 30 are formed by bending a rod-shaped member having a circular cross section as shown in FIG. 1 (b) into a semi-arc shape, and the mutual spacing is the diameter of the core 7. Is made bigger. The upper ends of the guide members 30, 30 are located slightly above the end of the first belt conveyor 22 on the carry-out side, and the lower ends thereof are located slightly above the second belt conveyor 27. It is arranged.

Then, the floppy disk 6 conveyed on the upper first belt conveyor 22 is dropped along the inner circumferential surface of the arc of the guide members 30, 30 and is transferred onto the lower second belt conveyor 27. It is like this.

A third belt conveyor (front side transfer line) 31 is provided in front of the second belt conveyor 27 in the transfer direction. The third belt conveyor 31 is horizontally provided in the same direction as the second belt conveyor 27 with a slight distance from the second belt conveyor 27, and conveys the floppy disk in the direction of arrow C in the figure. It is like this. The third belt conveyor 31 is composed of two flat belts 32, 32 arranged in parallel, and these two flat belts 32, 32 are arranged at a distance larger than the center core 7. There is.

Further, below the second belt conveyor 27 and the third belt conveyor 31, a fourth belt conveyor (rear transfer line) 33 is parallel to the second belt conveyor 27 and the third belt conveyor 31. It is provided in. This fourth belt conveyor also comprises two flat belts 34, 34 arranged in parallel in the same manner as the second and third belt conveyors 27, 31, and these two flat belts 34, 34 are , Are arranged apart from each other by a distance larger than that of the core 7. Then, the floppy disk is conveyed in a direction (indicated by an arrow D in the figure) opposite to the conveying direction C of the third belt conveyor 31.

A second guide body (guide body) 35 is provided between the carry-out side of the third belt conveyor 31 and the carry-in side of the fourth belt conveyor 33. This second guide body
Similarly to the first guide body 29, the reference numeral 35 also includes two guide members (arc-shaped members) 36, 36.

Similar to the guide member 30, these two guide members 36 are also formed by bending a rod-shaped member having a circular cross section into a semi-arcuate shape, and the mutual spacing is made larger than the diameter of the core 7. There is. The guide members 36, 36 have their upper ends located slightly above the unloading side end of the third belt conveyor 31, and their lower ends slightly above the carrying-in side of the fourth belt conveyor 33. It is arranged so as to be located at.

Then, the floppy disk 6 on the upper third belt conveyor 31 is dropped along the inner circumferential surface of the arc of the guide members 36, 36, and is transferred to the lower fourth belt conveyor 33. There is.

A fifth conveyor 37 is provided in front of the fourth belt conveyor 33 in the conveying direction. The fifth belt conveyor 37 is provided horizontally in the same direction as the fourth belt conveyor 33 with a slight distance from the fourth belt conveyor 33, and transfers the floppy disk in the direction of arrow E in the figure. It is like this. This fifth belt conveyer 37 has two flat belts 38, 38 arranged in parallel.
The two flat belts 38, 38 are arranged apart from each other by a distance larger than that of the core 7.

Below the fourth belt conveyor 33 and the fifth belt conveyor 37, a sixth belt conveyor 39 is provided in parallel with the fourth belt conveyor 33 and the fifth belt conveyor 37. The sixth belt conveyor 39 is the first to fifth belt conveyors.
22, 27, 31, 33, 37 and the first guide body 29, the second guide body 35 received from the core 7, to convey the core 7 in the direction of the arrow F in the figure, and discharge it to the outside. It has become.

Further, below the first belt conveyor 22,
The chute 40 is provided, and the second chute 41 is provided below the second and third belt conveyors 27 and 31. And, these first and second shoots 40, 4
1 collects the cores 7 separated and dropped from the floppy disk 6 and drops them on the sixth belt conveyor 39.

Next, the operation of the small component separating device 21 in the conveyed product will be described.

The floppy disk 6 punched out from the belt-shaped sheet by the press is the first belt conveyor together with the core 7.
It is conveyed in the direction of arrow A by 22. During the transportation, the core 7 located between the flat belts 24, 24 falls from between and is separated from the floppy disk 6.

On the other hand, as shown in FIG. 2, the core 7 placed on the flat belts 24, 24 and the core 7 placed on the floppy disk 6 are
As it is, it is carried together with the floppy disk 6 and carried out from the belt conveyor 22.

The floppy disk 6 carried out from the belt conveyor 22 is received by the inner peripheral surfaces of the arcs of the guide members 30, 30 and falls while being guided along the inner peripheral surfaces of the second conveyor belt 27 below. Listed above.

At this time, the floppy disk 6 is turned upside down while moving along the guide members 30, 30. Therefore, the core 7 placed on the floppy disk 6 and the core 7 sandwiched between the floppy disk 6 and the flat belt 24 can be dropped separately. In addition, the guide member 3
The floppy disk 6 moving along the axes 0 and 30 is pressed toward the outer peripheral side by its inertia, and thus is curved along the arc-shaped guide members 30 and 30. Therefore, even if the core 7 is stuck to the floppy disk 6, it can be easily peeled and separated.

Further, since the guide members 30, 30 have a circular cross section, they make point or line contact with the floppy disk 6. Therefore, the floppy disk can be moved smoothly. Further, it is possible to prevent the edge of the guide member from scratching the surface of the floppy disk 6 as in the case where the guide member has a rectangular cross section.

In this way, the floppy disk 6 placed on the second belt conveyor 27 is conveyed on it in the direction of arrow B. Here, the second belt conveyor 27 also has two flat belts 28, 2 like the first belt conveyor 22.
Since 8 are provided apart from each other, the core 7 located between the two flat belts 28, 28 can be dropped and separated.

Next, the floppy disk 6 conveyed on the second belt conveyor 27 is conveyed to the third belt conveyor 31. Here, the second belt conveyor 27 and the third belt conveyor 27
Since a small gap is provided between the floppy disk 6 and the flat belt 28, the core 7 sandwiched between the floppy disk 6 and the flat belt 28 can be dropped and separated.

The floppy disk 6 placed on the third belt conveyor 31 is conveyed on it in the direction of arrow C. The third belt conveyor 31 also has the same operation as the first and second belt conveyors 22 and 27, and the core 7 can be dropped and separated from between the two flat belts.

The floppy disk 6 conveyed on the third belt conveyor 31 is transferred to the fourth belt conveyor 33 through the second guide body 35. In this process, the second guide body 35 also performs the same work as the first guide body 29, and the center core 7 can be separated.

The floppy disk 6 placed on the fourth belt conveyor 33 is transferred on the fourth belt conveyor 33 in the direction of arrow D, and then transferred on the fifth belt conveyor 37 in the direction of arrow E. It

In this process, the fourth and fifth belt conveyors 33, 37 are connected to the first to third belt conveyors 2
The same operation as 2,27,31 is achieved, and the core 7 can be separated. In addition, in the gap between the fourth belt conveyor 33 and the fifth belt conveyor 37, the second
Belt conveyor 27 and the third belt conveyor 31
The core 7 can be separated with the same action as the gap between the core and the core.

In this way, the floppy disk 6 is completely removed of the core 7 in the process from the first belt conveyor 22 to the fifth belt conveyor 37 and is carried out to the outside.

The core 7 separated from the floppy disk 6 and dropped downwardly has the first chute 40 and the second chute 41.
It is placed on the sixth belt conveyor 39 by passing through or by dropping directly. Then, it is discharged to the outside by the sixth belt conveyor 39.

As described above, in the small component separating device 21 in the conveyed product, the belt conveyors 22 and 31 of the front side conveying line located above and the belt conveyors 27 and 33 of the rear side conveying line located below. Guide bodies 29, 35 consisting of arcuate guide members 30, 36 are provided between them, and the upper ends of these guide members 30, 36 are slightly above the unloading side ends of the first belt conveyors 22, 31. While being positioned, the upper end of the belt conveyors 22 and 31 is brought closer to the carry-out side ends at a predetermined distance, and the lower end thereof is located slightly above the carry-in side of the second belt conveyors 27 and 33. Since the floppy disk 6 is arranged so as to be guided, the floppy disk 6 is guided along the inner peripheral surfaces of the guide members 30 and 36 and inverted while descending downward, and the second end is set from the lower end of the guide members 30 and 36. Transfer the belt conveyors 27 and 33 smoothly to the loading side. It can, therefore, the central core 7 and was placed on the floppy disk 6, it is possible to separate the corrugated medium 7 which has been sandwiched between the flat belt and the floppy disk 6. Further, the floppy disk 6 can be curved along the guide members 30, 36, so that the core 7 attached to the floppy disk 6 can be easily separated. Further, since the guide members 30 and 36 are circular in cross section, they come into point or line contact with the floppy disk 6, so that the floppy disk 6 can be transferred smoothly and the floppy disk 6 can be easily transferred. It is possible to prevent the surface from being scratched.

Further, since the belt conveyor is composed of two flat belts and the interval between them is set larger than that of the core 7, the core 7 can be dropped and separated from the interval. Further, since the gaps are provided between the second belt conveyor 27 and the third belt conveyor 31 and between the fourth belt conveyor 33 and the fifth belt conveyor 37, the floppy disk 6 and the flat belt are It is possible to separate the core 7 that has been sandwiched between and by dropping it downward.

In addition, as described above, the floppy disk 6 to the core 7
Since a large number of mechanisms for separating the core 7 are provided, the core 7 can be completely removed from the floppy disk 6.

In the above embodiment, a circular shape is adopted as the cross-sectional shape of the guide members 30 and 36, but it is not limited to this, and the inner peripheral side of the arc-shaped guide member has an arc shape protruding in the inner peripheral direction. The cross-sectional shape on the outer peripheral side may be any shape as long as it is formed in a cross section.

[Advantage of Invention] As described above, according to the present invention, the guide body is provided in front of the carry-out side of the front transport line and the carry-in side of the rear transport line, and the guide body is provided above the guide body. It has two arc-shaped members that receive the product carried out from the front-side transfer line, move it downward while turning it upside down, and transfer it to the lower rear-side transfer line. The inner peripheral side is formed in a convex arcuate shape in cross section protruding in the inner peripheral direction, and these two arcuate members position their upper ends slightly above the carry-out side end part of the front side transport line, and the upper end parts thereof. Is disposed near the carry-out side end of the front side transport line at a predetermined interval, and its lower end is located slightly above the carry-in side of the rear side transport line. Products delivered from the delivery side of It can be guided along the inner peripheral surfaces of two arc-shaped members and inverted while descending downward, and can be smoothly transferred from the lower end to the carry-in side of the rear transport line, and mixed in the product in the meantime. As a result, it is possible to separate the small parts to be used and prevent the product from being scratched.

[Brief description of drawings]

1 to 3 are views showing an embodiment of the present invention, wherein FIG. 1 (a) is a side sectional view thereof, and FIG. 1 (b) is I- in FIG. 1 (a). Sectional view taken along the line I, FIG. 2 is a plan view thereof, FIG. 3 is a front view excluding the first belt conveyor, and FIGS. 4 and 5 are schematic views showing different examples of conventional separation devices. It is a block diagram, (a) of them is a plan view, (b) of them is a side view, and (a) and (b) of FIG. 6 are planes showing a floppy disk and a core as an example of a separation target. FIG. 7 is a side view showing a posture of a floppy disk and a core as an example of a separation target during conveyance, and FIGS. 8 and 9 are views showing another example of a conventional separation device. 8 is its front view, and FIG. 9 is its plan view. 6 ... Floppy disk (thin product), 7 ... Core (small parts), 21 ... Separation device for small parts in conveyed products, 22 ...
… First belt conveyor (front side conveyor line), 27 ……
2nd belt conveyor (rear side conveyance line), 29 ... 1st guide body (guide body), 30 ... guide member (arc-shaped member), 31 ... 3rd belt conveyor (front side conveyance line), 33: fourth belt conveyor (rear transport line), 35: second guide body (guide body), 36: guide member (arc member).

 ─────────────────────────────────────────────────── ─── Continuation of the front page (56) References JP-A-54-111995 (JP, A) Actually opened 54-15890 (JP, U) Actually opened 54-149795 (JP, U)

Claims (1)

[Scope of utility model registration request] 1. A small component separating device for a conveyed product, which separates small components mixed in the thin product during conveyance, which is below a product discharge side of a front conveying line for conveying the product. And a guide body is provided between the carry-out side of the front side transport line and the carry-in side of the rear side transport line, and the guide body is located above the front side transport line. It has two arc-shaped members that receive the product discharged from the line, move it downward while turning it upside down, and transfer it to the lower rear transfer line. The inner peripheral sides of these two arc-shaped members are The two arcuate members are formed in a convex arcuate shape in cross section and protrude in the inner circumferential direction, and the upper ends of the two arcuate members are located slightly above the unloading-side end of the front transport line, and the upper end of the two arcuate members is located on the front side. Predetermined spacing at the unloading end of the transfer line Is Oite proximity, small parts separating device in conveying product characterized by being arranged to the lower end is positioned slightly above the loading side of the rear conveying line.