JPH07291421A - Conveyance object supplying device - Google Patents

Abstract

PURPOSE:To smoothly and certainly supply objects to be conveyed, to a flexible screw without troubles. CONSTITUTION:A conveyance object 1 is supplied by an object supplying device to a conveyance path 3 equipped with a flexible screw 2 which feeds the object 1 in the longitudinal direction, wherein the supplying device is furnished with a rotor 5 equipped at the peripheral edge with a plurality of recesses 4, where the object 1 is detained removably, and feeding the object 1 in the circumferential direction and a arc-shaped guide part 6 which works together with the recesses 4 and guides the object 1 to the screw 2. The conveyance path 3 is arranged in the tangential direction to this rotor 5.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an article feeder.

[0002]

2. Description of the Related Art In a playground, for example, as a transport path used for distributing and collecting disc-shaped objects such as coins and medals used for playing to various game machines. , A flexible screw a as shown in FIG.
There are some with. The flexible screw a is rotated around its axis so that the spiral protrusion e presses the conveyed product d as an imaginary line to convey it in the longitudinal direction.
Although configured, the supply of the conveyed product d to the flexible screw a has conventionally been performed as shown in FIG. 7 and FIG. 8 or FIG.

That is, a guide member c such as a shooter is connected to a conveying path b provided with a flexible screw a in an orthogonal or slanted manner, and a conveyed object d is randomly dropped or rolled from the guide member c by its own weight. It was only to guide the falling into the conveyance path b.

[0004]

Therefore, the conveyed object d is repelled by the flexible screw a, or the supply timing of the conveyed object d varies, so that the flexible screw a
Trouble such as being caught between the transport path b and
In order to prevent this, the rotation of the flexible screw a has to be slowed down, making it difficult to convey the conveyed object d at high speed.

SUMMARY OF THE INVENTION Therefore, an object of the present invention is to provide a conveyed object supply device capable of smoothly and reliably supplying an object to be conveyed to a flexible screw without any trouble and enabling high speed conveyance.

[0006]

SUMMARY OF THE INVENTION In order to achieve the above object, the present invention relates to a conveyed object supply device for supplying a conveyed object to a conveying path provided with a flexible screw for feeding the conveyed object in a longitudinal direction. And a rotary body that has a plurality of recesses on the outer periphery of which the transportable object is detachable and that feeds the transportable article in the circumferential direction; An arcuate guide portion for guiding and guiding the flexible screw, and the transport path is arranged in a tangential direction of the rotating body.

Further, there is provided a conveyed object supply device for supplying the conveyed object to a conveying path provided with a flexible screw for feeding the conveyed object in a longitudinal direction, wherein a plurality of concave portions are provided for detachably engaging the conveyed object. A pair of rotating bodies that are provided on the outer peripheral edge and that feed the conveyed objects in the circumferential direction, and arcuate guide portions that cooperate with the recesses of the rotating bodies to guide the conveyed objects to the flexible screw. The transport path is arranged in the tangential direction of the rotating body, and the rotating body and the guide portion on one side and the rotating body and the guide portion on the other side are arranged so as to sandwich the flexible screw.

Further, the feeding pitch per rotation of the flexible screw and the circumferential pitch of the concave portion of the rotating body are set to be the same, and the rotational speed of the rotating body and the rotating speed of the flexible screw are set. The ratio is 1:
It was set equal to (the number of the recesses). Further, a hopper that guides and guides the conveyed product is provided in the concave portion of the rotating body.

[0009]

The transported object is fed by being guided by the guide portion while being fed in the circumferential direction by being locked in the concave portion of the rotating rotary body, and joined so as to come into contact with the flexible screw in the transport path. To be done. Therefore, even if the rotating speed of the flexible screw is increased, the conveyed objects can be supplied without being flipped by the flexible screw (smoothly joining together).

Further, if the rotation ratio of the rotating body and the flexible screw is set as described above, the conveyed objects are smoothly supplied from the rotating body to the flexible screw sequentially at each conveying pitch of the conveyed objects of the flexible screw.
No troubles such as pinching of conveyed items.

Also, sandwiching the flexible screw,
By arranging the pair of rotating bodies and the guide portion, the conveyed product is double supplied from both sides of the flexible screw and conveyed by one flexible screw. for that reason,
Even if the flexible screw has the same number of rotations, the amount of conveyed objects increases.

Further, the rotating body and the guide portion are arranged horizontally or obliquely, and a simple hopper is provided above or obliquely above the same, so that the conveyed goods are sent at random postures and timings. Also, due to the function of the rotating body, it is possible to smoothly and smoothly supply the flexible screw for each feed pitch of the flexible screw.

[0013]

The present invention will be described in detail below with reference to the drawings illustrating the embodiments.

FIG. 1 and FIG. 2 show an embodiment of a conveyed material supplying apparatus according to the present invention, which conveys a disc-shaped conveyed material 1 such as coins and medals in a longitudinal direction. A conveyor 1 is supplied to a conveyor 3 provided with a long flexible screw 2. The conveyor 1 has a plurality of recesses 4 ... The rotating body 5 is provided for feeding in the circumferential direction, and the arcuate guide portion 6 that cooperates with the concave portion 4 of the rotating body 5 to guide and guide the conveyed object 1 to the flexible screw 2.

The flexible screw 2 is composed of a shaft portion 7 and a spiral ridge portion 8, and has a rigidity enough to sufficiently transmit a rotational torque applied from one end to the other end, and a flexibility that can be laid in a curved shape so as to be rotatable. Have both.

In this flexible screw 2, the shaft portion 7 and the spiral ridge portion 8 are separately provided, and the spiral ridge portion 8 is spirally and tightly wound around the shaft portion 7 at a predetermined pitch P, or integrated. The shaft portion 7 and the spiral ridge portion 8 are integrally formed and manufactured. In addition, the pitch P of the spiral ridges 8 is equal.

Both ends of the flexible screw 2 are rotatably supported by bearings, etc.
Around the axis A of the shaft portion 7 in a predetermined direction (arrow B direction)
Is driven to rotate.

Although not shown in the drawings, the transport path 3 is formed in a straight line or curved line at an appropriate portion in the longitudinal direction thereof, and is formed horizontally, vertically, or slanted, and is used as a game machine such as a pachinko machine or a slot machine. Ticket issuing machine, coin locker, vending machine,
It is used for transporting the disk-shaped transport object 1 of a coin counting device in a financial institution and other various devices. In the illustrated example, the transported object 1
(In the direction of arrow H in FIG. 1) is vertically conveyed (lifted).

The conveying path 3 comprises a holding hole 9 having a substantially square cross section and a guide hole 10 having a flat rectangular cross section which is connected to the holding hole 9 and communicates with the holding hole 9, and the flexible screw 2 is provided in the holding hole 9. It is rotatably installed. The cross-sections of the holding hole 9 and the guide hole 10 are not limited to the shapes shown in the drawing, and can be changed in various ways.

The conveyed article 1 is fed by the spiral projecting portion 8 of the rotating flexible screw 2 while a part of the outer peripheral edge thereof is continuously pressed to be fed, and guided by the guide hole 10. It is conveyed in the longitudinal direction (direction of arrow H).

The rotating body 5 has a star-shaped overall shape, and is driven to rotate in a predetermined direction (direction of arrow D) around the axis C in synchronization with the rotation of the flexible screw 2. The rotating body 5 is rotationally driven by a motor, or the rotational force of the flexible screw 2 is transmitted by various transmission synchronizing mechanisms to be rotationally driven.

The conveying path 3 is arranged in the tangential direction of the rotating body 5, and the concave portion 4 of the rotating body 5 is brought into the conveying path 3 through the opening 13 formed on the guide hole 10 side of the conveying path 3. . Recess 4
The radius of curvature R ₁ is set to be larger than the radius R ₂ of the conveyed object 1 so as to have appropriate play.

Further, the feed pitch P per revolution of the flexible screw 2 and the circumferential pitch L of the recesses 4 of the rotating body 5 are set to be the same, and the rotation speed V ₁ of the rotating body 5 and the flexible screw are set. The ratio (V ₁ : V ₂ ) of 2 to the rotation speed V ₂ is set equal to 1: (the number M of the recesses 4).

As a result, the rotating body 5 rotates by (1 / M) while the flexible screw 2 rotates once,
The rotations of the two articles 2 and 5 are synchronized and the supply timing of the conveyed article 1 to the flexible screw 2 is adjusted so that the conveyed article 1 is fed in the circumferential direction by the same feed pitch L as the conveyed article feed pitch P.

The guide portion 6 includes a pair of facing surfaces 11a and 11b facing each other with the outer peripheral edge of the rotating body 5 sandwiched therebetween, and the rotating body 5.
Both facing surfaces 11 are arranged at a predetermined distance from the outer peripheral edge of
and a concave arc surface 12 that connects a and 11b.

One end side of the guide portion 6 is connected to the guide hole 10 of the conveying path 3 through the opening 13 so that the guide portion 6 is connected.
The other end side of is connected to the supply path 14 in communication. The supply path 14 is formed of a flat hole or the like, and is formed in such a size that, for example, the conveyed articles 1 can pass through one by one.

In the vicinity of the opening 13 of the conveying path 3, the guide pin 15 for separating the conveyed object 1 from the concave portion 4 of the rotating body 5 and guiding it to the guide hole 10 does not interfere with the rotating body 5. It is projected. In the illustrated example, the guide pin 15 has the facing surface 11
Although it is projected from the a side, it is also free to project from the opposite facing surface 11b side or project from both facing surfaces 11a and 11b side respectively. Further, the guide pin 15 may be replaced by another member.

However, the conveyed object 1 fed into the supply path 14 by the insertion or the like is successively fitted into the concave portion 4 of the rotating body 5 and locked, and the rotating body 5 causes the conveyed object feeding speed of the flexible screw 2. An approach run is added at the same speed as and joins the flexible screw 2.

The conveyed article 1 merged with the flexible screw 2 comes into contact with both the spiral projection 8 of the flexible screw 2 and the concave portion 4 of the rotating body 5, and the rotation of both 2 and 5 causes the directions of the arrows F ₁ and F _{2 to be} met. And the pressing force F ₁ ,
The force of F ₂ advances in the direction of arrow H.

Next, the conveyed product 1 comes into contact with the guide pin 15 (as indicated by the phantom line in FIG. 1) with the rotation of the rotating body 5 and separates from the recess 4, and the flexible screw 2 rotates to guide the guide hole. The conveyed product 1 is guided to 10 and conveyed. In this way, the conveyed object 1 can be supplied from the rotating body 5 to the flexible screw 2 and conveyed.

At this time, since the conveyed product 1 is sequentially supplied for each conveyed product feed pitch P of the flexible screw 2, for example, there is a problem that the conveyed product 1 is sandwiched between the flexible screw 2 and the rotating body 5. Does not happen.

Moreover, since the conveying speed of the conveyed object by the flexible screw 2 and the conveying speed of the conveyed object by the rotating body 5 are synchronized, the conveyed object 1 and the flexible screw 2 merge to convey from the rotating body 5 to the flexible screw 2. When the object 1 moves, the relative speed of both 5 and 2 becomes "0", and smooth and stable supply can be performed.

The position of the supply path 14 can be freely set as long as it is in the tangential direction of the rotating body 5, and since the conveyed product 1 is sent from the tangential direction of the rotating body 5, the traveling direction of the conveyed product 1 is increased. The object to be conveyed 1 by the concave portion 4 of the rotating body 5 without going against the
Can be accepted smoothly.

Similarly, since the conveying path 3 can be freely arranged in any tangential direction of the rotating body 5, the conveying direction of the conveyed article 1 is not limited, and any tangential direction of the rotating body 5 ( It is possible to supply and convey the conveyed article 1 to the conveying path 3 from the vertical direction, the horizontal direction, etc.).

FIG. 3 exemplifies a case where the conveyed object 1 is horizontally conveyed in the direction of the arrow S. In this way, the position of the conveying path 3 is freely changed and the conveyed object 1 is supplied to the conveying path 3. It can be transported in a desired direction.

Next, FIG. 4 and FIG. 5 show another embodiment, in which a pair of rotating bodies 5 and arcuate guide portions 6 are provided, and the conveying path is in the tangential direction common to both rotating bodies 5 and 5. 3 shows one case in which one rotary body 5 and the guide portion 6 and the other rotary body 5 and the guide portion 6 are arranged with the flexible screw 2 interposed therebetween. The configuration is the same as that of the previous embodiment except for the arrangement of the rotating body 5 and the arc-shaped guide portion 6, and the description thereof is omitted.

In this case, the conveyed articles 1 ... Are supplied from both sides of the flexible screw 2 by the rotating bodies 5 and 5, and the conveyed articles 1 ... Are conveyed in two rows so as to sandwich the flexible screw 2. Therefore, it is possible to double the carry amount of the carried items 1 ... With one flexible screw 2 without increasing the rotation speed.

It should be noted that, on both sides of the flexible screw 2, the conveyed objects 1 ... Can be conveyed in two rows without interference with each other. 5 and the guide portion 6 are arranged at positions shifted by a half pitch P _{1 in} the direction of the axis A, or both rotating bodies 5 and 5 are arranged at the same position, and their rotations are shifted to supply the conveyed objects 1. Different timing.

Next, FIG. 6 exemplifies a case in which the transported material supply device K is provided with a hopper 16 for guiding and transporting the transported material 1 into the concave portion 4 of the rotating body 5 at the upper portion thereof, and 17 is , A motor for rotating the flexible screw 2 installed in the transport path 3. In this case, by using the hopper 16 having a simple structure, the conveyed items 1 ... Stored therein can be dropped into the concave portion 4 of the rotating body 5 sequentially or randomly and supplied to the conveying path 3. it can.

FIG. 6B is a view from above the hopper 16 in FIG. The opening 16a of the hopper 16 on the conveyed product inlet side is a large rectangular opening, and a large amount of conveyed products 1 ..., such as coins collected from each game machine, are inserted therein. On the other hand, the opening 16b on the exit side of the conveyed object of the hopper 16 is a half-moon shaped opening, the curved portion of which is along the concave arc surface 12 of the conveyed object supply device K, and the straight portion is more than the opening 13 of the conveying path 3. It is fixed to the supply device K so as to be located slightly outward (a position that does not hinder the transfer of the conveyed product from the rotating body 5 to the screw 2).

In this case, the conveyed articles 1 introduced into the hopper 16 are accommodated in the recesses 4 one by one by the rotation of the rotating body 5 and sent to the opening 13 side of the conveying path 3. The conveyed articles 1 ... Which have been put into the hopper 16 by the rotating body 5 are all discharged.

When the hopper 16 is attached, it is desirable that the rotating body 5 be arranged horizontally, but as shown in FIG. 6A, even if the rotating body 5 is arranged obliquely, the shape of the hopper 16 should be devised. There is no problem if the drooping force of the introduced article 1 is applied perpendicularly to the rotating body 5.

The present invention is not limited to the above-mentioned embodiments, and the design can be freely changed without departing from the gist of the present invention. For example, the rotating body 5 is not limited to the one shown in the figure, and the thickness thereof and the number of the concave portions 4 can be freely increased or decreased. Further, the circumferential pitch L of the concave portions 4 of the rotary body 5 may be an integral multiple of the conveyed product feed pitch P per rotation of the flexible screw 2.

[0044]

Since the present invention is constructed as described above, it has the following great effects.

According to the conveyed material supply apparatus of the first aspect,
Since the conveyed object 1 is supplied by the rotating body 5 and the guide portion 6 so as to join together so as to contact the flexible screw 2, the conveyed object 1 is not repelled by the flexible screw 2. Therefore, the conveyed object 1 can be smoothly conveyed, the flexible screw 2 can be rotated at high speed, and the conveyed object 1 can be conveyed at high speed. Also,
Since the conveying path 3 can be freely arranged in any tangential direction of the rotating body 5, the conveying direction of the conveyed object 1 is not limited.

According to the conveyed material supply apparatus of the second aspect,
The pair of rotating bodies 5, 5 and the guide portions 6, 6 supply the conveyed items 1 ... From the opposite directions with the flexible screw 2 interposed therebetween, and the conveyed items 1 ... Can be conveyed by the single flexible screw 2. . Therefore, it is possible to increase the transport amount of the transported items 1 ... Without increasing the rotation speed of the flexible screw 2, and the transport efficiency is good.

According to the conveyed material feeder of claim 3,
The supply timing of the conveyed object 1 to the flexible screw 2 is stable, and the conveyed object 1 can be sequentially and surely and smoothly supplied from the concave portion 4 of the rotating body 5 for each conveyed object feeding pitch P of the flexible screw 2. No trouble such as pinching of No. 1 occurs.

According to the transported material supply apparatus of the fourth aspect,
The hopper 16 stores the conveyed items 1 ...
In addition, it is possible to easily and automatically load the conveyed product 1 into the recessed portion 4, and it does not take time and labor, and the conveyed product 1 does not remain in the hopper 16.

[Brief description of drawings]

FIG. 1 is a sectional front view showing an embodiment of the present invention.

FIG. 2 is a sectional bottom view.

FIG. 3 is a sectional front view showing a modified example.

FIG. 4 is a cross-sectional front view of essential parts showing another embodiment.

FIG. 5 is a cross-sectional bottom view of a main part.

FIG. 6 is an explanatory diagram showing another embodiment.

FIG. 7 is a front view showing a conventional example.

8 is a cross-sectional view taken along line XX of FIG.

FIG. 9 is a front view showing another conventional example.

[Explanation of symbols]

 1 Conveyed goods 2 Flexible screw 3 Conveyance path 4 Recessed portion 5 Rotating body 6 Guide portion P Conveyed goods feeding pitch L Circumferential pitch

Claims (4)

[Claims] 1. A conveyed product supply device for supplying a conveyed product to a conveying path provided with a flexible screw for feeding the conveyed product in a longitudinal direction, comprising a plurality of recesses capable of engaging and disengaging the conveyed product. A rotating body having an outer peripheral edge and for feeding the conveyed object in a circumferential direction; and an arc-shaped guide portion for guiding and guiding the conveyed object to the flexible screw in cooperation with a concave portion of the rotating body, A conveyed object supply device in which the conveying path is arranged in a tangential direction of the rotating body. 2. A conveyed product supply device for supplying a conveyed product to a conveying path provided with a flexible screw for feeding the conveyed product in a longitudinal direction, wherein a plurality of recesses are provided so that the conveyed product can be engaged and disengaged. A pair of rotating bodies that are provided on the outer peripheral edge and that feed the conveyed objects in the circumferential direction, and arcuate guide portions that cooperate with the recesses of the rotating bodies to guide the conveyed objects to the flexible screw. It is characterized in that the conveying path is arranged in a tangential direction of the rotating body, and the one rotating body and the guide portion and the other rotating body and the guide portion are arranged with the flexible screw interposed therebetween. Transported material supply device. 3. The feeding pitch per rotation of the flexible screw and the circumferential pitch of the recess of the rotating body are set to be the same, and the rotation speed of the rotating body and the rotation speed of the flexible screw are set. 3. The transported material supply apparatus according to claim 1, wherein the ratio is set equal to 1: (the number of the recesses). 4. The conveyed product supply apparatus according to claim 1, further comprising a hopper that guides and conveys the conveyed product in a concave portion of the rotating body.