JPH0716542A - Product classifying apparatus - Google Patents

Abstract

PURPOSE:To provide a product classifying apparatus capable of automatically classifying products and scraps to send them to separate feed systems. CONSTITUTION:This product classifying apparatus has two discs 28,29 arranged so as to leave an interval and supported in a freely rotatable manner, a plurality of product-selecting pins 30 connecting the discs 28, 29 and arranged at a set pitch in the circumferential direction of the discs and the supply means arranged above these two discs 28, 29 and supplying products 13 and scraps 15. When the products 13 and the scraps 15 are supplied to the product classifying apparatus by a supply means, the products 13 are moved in the state held between the product selecting pins 30 accompanied by the rotation of the discs 28, 29 to be supplied to a product feed-out means. The scraps 15 pass through the gaps between the product selecting pins 30 and fall to the gap between the discs 28, 29 and supplied to a scrap feed-out means. Therefore, the products 13 and the scraps 15 can be automatically classified.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a product sorting device for automatically sorting products and scraps.

[0002]

2. Description of the Related Art Conventionally, when a ring-shaped product is punched out from a metal plate by using a press machine, a circular scrap is generated in the central portion of the product. For example, in clutches, brakes, etc. used in a speed change mechanism of an automatic transmission, a plurality of outer thin plates and inner thin plates are alternately arranged, and these are brought into contact with and separated from each other so that the outer rotating member and the inner rotating member are relative to each other. It can be rotated or stopped. The outer thin plate and the inner thin plate are arranged on the outer peripheral side portion of the speed change mechanism, and other parts such as hydraulic servos are arranged on the axial center side portion, so that both are annular.

The outer thin plate and the inner thin plate can be manufactured by punching from a metal plate using a press machine.

[0004]

However, when the outer thin plate and the inner thin plate are punched from a metal plate by using a press machine, a substantially circular scrap is generated in the central portion of the outer thin plate and the inner thin plate, and the press is performed. Products such as outer and inner thin plates and scraps are continuously discharged from the machine.

In this case, the operator visually observes the product and scrap delivered from the press machine, and
It must be manually sorted and only the product must be transported to a flat polishing machine in a later polishing process. Therefore, not only the sorting work is troublesome, but also the cost increases. SUMMARY OF THE INVENTION It is an object of the present invention to solve the above-mentioned problems of the conventional sorting work and to provide a product sorting device capable of automatically sorting products and scraps and sending them to different transport systems. To do.

[0006]

Therefore, in the product sorting apparatus of the present invention, two discs that are arranged at a distance and are rotatably supported are connected to each other. , A plurality of product selection pins arranged at a pitch set in the circumferential direction, and a supply means arranged above the two discs for supplying products and scraps, and sandwiched between the product selection pins. And a scrap unloading means for receiving scrap passing between the product selection pins.

[0007]

According to the present invention, as described above, the product sorting apparatus connects two discs arranged at a distance and rotatably supported, and the discs. However, it has a plurality of product selection pins arranged at a pitch set in the circumferential direction, and a supply means arranged above the two discs to supply products and scraps.

When the product and scrap are supplied to the product sorting device by the supply means, the product is moved in a state of being sandwiched between the product selection pins as the disc rotates, and supplied to the product unloading means. It Further, the scrap passes between the product selection pins, drops between the discs, and is supplied to the scrap unloading means. Therefore, since the product and the scrap can be automatically separated, the cost can be reduced.

[0009]

Embodiments of the present invention will now be described in detail with reference to the drawings. FIG. 1 is a schematic view of a product sorting apparatus showing an embodiment of the present invention, FIG. 2 is a schematic view of a main part of the product sorting apparatus showing an embodiment of the present invention, and FIG. 3 is a scrap mixing prevention plate in the embodiment of the present invention. Explanatory drawing, FIG. 4 is explanatory drawing of the product jumping-out apparatus in the Example of this invention.

In the figure, 11 is a press machine for punching the product 13 from a metal plate (not shown). In this embodiment, the outer thin plate and inner thin plate such as clutches and brakes used in the speed change mechanism of the automatic transmission are the product 1
It is punched out as 3. The outer thin plate and the inner thin plate are arranged on the outer peripheral side portion of the speed change mechanism, and other parts such as hydraulic servos are arranged on the axial center side portion, so that both are annular.

Therefore, when the product 13 is punched out from the metal plate, a substantially circular plate is generated as the scrap 15. The product 13 and the scrap 15 are carried out together with the compressed air from the carry-out port 16 of the press machine 11, and are supplied to the product sorting apparatus through the press machine connecting chute 17 serving as a supply means. The product sorting device has a circular rotary body 21 for dividing products, and the rotary body 21 is rotatably supported in a frame 22. Therefore, the rotating body 21 has a shaft 23, and bearings 24 and 25 are arranged at both ends of the shaft 23. Further, one end of the shaft 23 is connected to a motor 27, and by driving the motor 27, the rotating body 21 can be rotated in one direction.

The rotating body 21 has two discs 28 and 29 arranged at a set distance a, and the discs 28 and 29 are connected by a plurality of product selection pins 30. Form a cage structure. The product selection pin 30 is shown in FIG.
As shown in FIG. 5, the discs 28 and 29 are arranged at a pitch b set in the circumferential direction of a circle having a radius r set from the axes thereof. The pitch b is set to be smaller than the minimum diameter R _min of the product 13 and larger than the maximum diameter R _max of the scrap 15.

In the product sorting apparatus having the above structure, the product 13 and the scrap 15 supplied to the product sorting apparatus through the press machine connection chute 17 are guided by the stopper 36 and supplied near the upper end of the rotating body 21.
When the product 13 and the scrap 15 are dropped from above the rotating body 21 as shown in FIG. 2, only the product 13 is sandwiched between the adjacent product selection pins 30 and moves with the rotation of the rotating body 21. On the other hand, the scrap 15 passes between the product selection pins 30 and falls in the rotating body 21.

By the way, the scrap 15 is the rotating body 2
When it collides with the product selection pins 30 when it is dropped from above 1, it does not pass between the product selection pins 30 as shown in FIG. In some cases, the scrap 15 is mixed with the product 13 in some cases. Therefore, a scrap mixing prevention plate 38 is swingably supported on the downstream side of the dropping position of the product 13 and the scrap 15 in the rotation direction of the rotating body 21. Therefore, the product 13 moves with the rotation of the rotating body 21 while swinging the scrap mixing prevention plate 38.
When 5 collides with the scrap mixing prevention plate 38, it is bounced back, passes between the product selection pins 30 and enters the rotating body 21.

The product 13 moves along with the rotation of the rotating body 21, and is detached from between the product selection pins 30 at the product unloading section K rotated by approximately 90 degrees and is delivered to the product conveyor 33 as a product unloading means. It At this time, product 1
In order to make it easy to disengage 3 from between the product selection pins 30, a product jumping device 40 is provided in the product unloading section K. The product jumping device 40 includes a support member 41 fixed to the frame 22, a product jumping plate 42 that is swingably supported by the support member 41 about a shaft 43, and the product jumping plate 42. And a support member 41, and a spring 44 for urging the product jumping plate 42 upward. Therefore,
When a part of the product 13 that has moved with the rotation of the rotating body 21 hits the tip of the product jumping plate 42, the product jumping plate 42 is pushed by the product 13 and bends the spring 44. While swinging. Then, after swinging by a predetermined amount, it returns to the original state by the restoring force of the spring 44, and at that time, the product 13 bounces.

On the other hand, the scrap 15 that has reached the lower end of the rotating body 21 passes again between the product selection pins 30 and drops onto the scrap chute 34 disposed below the rotating body 21, and the scrap chute 34. Via a scrap conveyor to a scrap conveyor (not shown) as a scrap discharging means. In this way, the product 13 and scrap 1
5 can be automatically classified.

By the way, in this embodiment, the product 13 is used.
Is an outer thin plate and an inner thin plate, but a partition adjusting plate 55 and a partition adjusting pin 56 are provided so that the scraps 15 having different diameters can be separated from the scrap 15. Incidentally, 61 is a product falling bar, and 65 is a proximity switch. Next, the classification adjusting plate 55 will be described with reference to FIGS.

FIG. 5 is an explanatory view of a sorting adjusting plate in a product sorting apparatus showing an embodiment of the present invention, FIG. 6 is a first state diagram of the sorting adjusting plate in the embodiment of the present invention, and FIG. 7 is an embodiment of the present invention. It is a 2nd state figure of the division adjustment plate in an example.
As shown in the figure, the partition adjusting plate 55 is arranged in parallel with the disks 28 and 29, and a plurality of partition adjusting pins 56 are adjacent to each product selecting pin 30 on the same circumference as the product selecting pin 30. Will be projected. Then, the disc 29 is formed with a hole 29a through which each partitioning adjustment pin 56 passes.

The partitioning adjusting plate 55 is rotatably supported by a shaft 23 as shown in FIG.
Rotated with 9. Also, the sorting adjustment plate 55
Can be moved along the shaft 23 by a lever (not shown), and takes a retracted position shown by a solid line and an advanced position shown by a broken line in FIG. Then, at the retracted position, the sorting adjustment pin 56 is retracted, and the product 13 and the scrap 15 are sorted based on the pitch b between the product selection pins 30. Further, at the forward position, the sorting adjustment pin 56 moves forward,
The product 13 and the scrap 15 are sorted based on the distance c set by the product selection pin 30 and the sorting adjustment pin 56.

That is, in the retracted position, the product 13 and the scrap 15 having a small diameter are separated from each other as shown in FIG. 6, and in the advanced position, the product 13 and the scrap 15 having a large diameter are separated from each other as shown in FIG. In this way, product 1
When 3 and the scrap 15 are separated, the product 13 is carried out of the product carrying-out section K from the product selection pins 30 and carried out to the product conveyor 33. Then, the product 13 is conveyed to a flat polishing machine (not shown), and burrs generated on one surface of the product 13 during press work are removed by polishing.

At this time, it is necessary to face the surface of the product 13 on which burrs are generated (hereinafter referred to as "burr surface") upward. Therefore, in order to carry out the product 13 to the product conveyor 33 so that the flash surface faces upward, the product unloading bar 61 is provided in the product unloading section K. FIG. 8 is a detailed view of the product unloading section in the embodiment of the present invention, and FIG. 9 is a view showing the operation of the product falling bar in the embodiment of the present invention.

As shown in the figure, the product falling bar 61 comprises a pair of arms 61a and 61b which are projected from the product unloading section K (FIG. 1) toward the product conveyor 33. The arms 61a and 61b extend forward and inward with respect to each other, and the tip of one arm 61a is located below the tip of the other arm 61b. Therefore, the product 13 that has fallen off the space between the product selection pins 30 moves along the arms 61a and 61b as shown in FIG. 8 and falls down with the flash surface upward as shown in FIG.
Be delivered to.

By the way, the product 13 and the scrap 15
Is stuck between the frame 22 and the disks 28, 29, etc.,
The disks 28 and 29 are stopped and the motor 27 is overloaded. Therefore, a proximity switch 65 is provided so as to face the disk 28. FIG. 10 is an arrangement state diagram of the proximity switch in the embodiment of the present invention. In the figure, 2
3 is a shaft, 28 and 29 are disks, 30 is a product selection pin, 55
Is a sorting adjustment plate, 56 is a sorting adjustment pin, and 65 is a proximity switch.
When detecting that 29 is stopped, the safety device (not shown) turns off the power switch (not shown) of the product sorting device.

It should be noted that the present invention is not limited to the above-described embodiments, but various modifications can be made based on the spirit of the present invention, and they are not excluded from the scope of the present invention.

[Brief description of drawings]

FIG. 1 is a schematic view of a product sorting apparatus according to an embodiment of the present invention.

FIG. 2 is a schematic view of a main part of a product sorting apparatus showing an embodiment of the present invention.

FIG. 3 is an explanatory diagram of a scrap mixing prevention plate according to the embodiment of the present invention.

FIG. 4 is an explanatory diagram of a product jumping device according to an embodiment of the present invention.

FIG. 5 is an explanatory diagram of a sorting adjustment plate in the product sorting device showing the embodiment of the present invention.

FIG. 6 is a first state diagram of the sorting adjustment plate according to the embodiment of the present invention.

FIG. 7 is a second state diagram of the sorting adjustment plate according to the embodiment of the present invention.

FIG. 8 is a detailed view of a product unloading unit according to the embodiment of the present invention.

FIG. 9 is a diagram showing an operation of the product falling bar in the embodiment of the present invention.

FIG. 10 is an arrangement state diagram of proximity switches according to the embodiment of the present invention.

[Explanation of symbols]

 13 product 15 scrap 17 press machine connection chute 28, 29 disk 30 product selection pin 33 product conveyor b pitch

Claims (1)

[Claims] 1. (a) Two discs arranged at intervals and rotatably supported, and (b) the discs are connected to each other at a pitch set in the circumferential direction. A plurality of product selection pins arranged, (c) a supply means arranged above the two discs, for supplying products and scraps, and (d)
A product sorting device comprising: a product carry-out means for receiving a product sandwiched between the product selection pins; and (e) a scrap carry-out means for receiving scrap passing between the product selection pins.