JPH0717636A - Automatic feeder for set screw with hexagonal hole - Google Patents

Abstract

PURPOSE:To set a set screw with a hexagonal hole to the proper direction for feeding it to the subsequent process or storing it. CONSTITUTION:This feeder is composed of a hopper A, rotary delivering device B and transfer device C. The rotary delivering device B can receive and feed a set screw with a hexagonal hole through delivering holes 8a, 8a... formed radially from the outer peripheral side of a rotor 8. The transfer device C is composed of a transfer path C1 and a belt mechanism C2 rotatable along the transfer path C1.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a hexagon socket set screw automatic supply device capable of supplying or storing a hexagon socket set screw in the proper direction in the next step.

[0002]

2. Description of the Related Art Generally, in an automatic hexagon socket set screw feeder for feeding hexagon socket set screws to an operator in an optimum working condition, first, a hopper for feeding a large amount of hexagon socket set screws. is necessary. From this hopper, the hexagon socket set screws are connected one by one to a device capable of extracting the hexagon socket set screws in a proper state, that is, in a state where the hexagon holes of the hexagon socket set screw are oriented in a direction that facilitates the work.

This hopper can store a large amount of hexagon socket set screws.

[0004]

The hopper can store a large amount of hexagon socket set screws, but when the number of hexagon socket set screws gradually decreases, the hopper remains at the bottom of the hopper. For this reason, the worker must manually scrape out the hexagon socket set screw and send it to the next step, which is not only extremely troublesome but also dangerous for the worker.

[0005]

Therefore, as a result of earnest studies to solve the above problems, the inventor has formed an inclined bottom surface on the bottom of the present invention and sends it to the lower side of the inclined bottom surface. By using the hexagon socket set screw automatic supply device that enables the delivery of the hexagon socket set screw with the delivery hole of the rotary delivery device on the low side of the inclined bottom surface of the storage tank provided with the agitator,
The hexagon socket set screw in the hopper can be efficiently supplied to the next process up to the last one in order to make the structure extremely simple and to facilitate all operations, and the structure of the entire device is complicated. Instead, the above problem is solved.

[0006]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described below with reference to the drawings. First, as shown in FIGS. 1, 3 and 4, a hopper-related device A is mainly composed of a storage tank A _1. cage, the bottom 1 of the reservoir tank a ₁ inclined bottom surface 1a is formed, one side of the inclined bottom surface 1a is high place portion 1a _1, the other side is a low-income unit 1a _2.

A large amount of hexagon socket set screws S, S, ... Released to the storage tank A ₁ move from the high part 1a ₁ to the low part 1a ₂ along the inclined bottom surface 1a of the bottom part 1, It can be integrated in one place (Fig. 5,
(See FIG. 6).

The storage tank A ₁ has side walls 2, 2, ... Formed from above the bottom 1 to form a housing, and a large amount of hexagon socket set screws S, S ,. The horizontal stirring bottoms 1 and 5 are provided on the horizontal bottom surface 1b formed on the lower portion 1a ₂ side of the inclined bottom surface 1a of the bottom portion 1 (see FIGS. 1, 3 and 5). .

As shown in FIG. 5, the delivery stirrer 5 is provided with a delivery plate 5b on a rotary shaft 5a, and the delivery plate 5b is formed of a soft synthetic resin plate or the like. is, further, the inclined bottom surface 1a aerial portion 1a ₁ of the bottom 1, and an upper stirring member 6 is provided, is discharged into the storage tank a ₁ a hexagonal socket set screws S, S, ... is the It is discharged by the upper agitator 6 to a low place on the inclined bottom surface 1a of the storage tank A ₁ .
As shown in FIG. 5, the upper stirrer 6 has a rotating shaft 6a and an extruding plate 6b provided on the rotating shaft 6a.
Is formed of a deformable soft synthetic resin plate or the like, as shown in FIG.

The delivery stirring body 5 and the upper stirring body 6 are for moving the hexagon socket set screws S, S, ... Inside the storage tank A ₁ while moving them in the direction of a rotary transfer device B which will be described later. Therefore, the work of extracting the hexagon socket set screws S, S, ... Is sped up.

[0011] By the pushing plate 6b of delivery for plate 5b and the upper stirring member 6 of the delivery for stirring member 5 is formed of a soft material as described above, for example, storage tank A ₁ at delivery for stirring member 5 When the hexagon socket set screw S of FIG. 8 is pushed out in a predetermined direction and the hexagon socket set screw S is caught between the delivery plate 5b and the inner wall of the storage tank A ₁ , FIG. As shown in FIG. 8A, the delivery plate 5b is prevented from being deformed, and as shown in FIG. 8B, the delivery stirring member 5 and the inner wall of the storage tank A ₁ are prevented from being damaged or scratched. .

The storage tank A ₁ is also provided with a supply storage tank 7, and the supply storage tank 7 is provided adjacent to the outside of the storage tank A _1. However, as another embodiment, Although not shown, there is an embodiment in which a partition is provided in the storage tank A ₁ to form the supply storage tank 7. Furthermore, there is an embodiment in which the supply storage tank 7 is not provided in the storage tank A ₁ (see FIG. 13).

The storage tank A₁Between the supply storage tank 7 and
As shown in FIG. 2, FIG. 4 and FIG.
3 and a return opening 4 are formed, more specifically storage
Tank A ₁Lower part 1a of the inclined bottom surface 1a of₂Delivery opening 3 on the side
Is formed, and the high part 1a of the inclined bottom surface 1a is formed.₁Open for return to side
A mouth 4 is formed.

The hexagon socket set screws S, S, ... Are sent from the storage tank A ₁ to the supply storage tank 7 through the delivery opening 3, and again at the return opening 4 from the supply storage tank 7. The hexagon socket set screws S, S, ... Are returned to the storage tank A ₁ as required (see FIG. 6).

As shown in FIGS. 1 to 4, a supply opening portion 7b is formed in a part of the tank body 7a of the supply storage tank 7, and the rotary transfer device is provided in the supply opening portion 7b. A part of the outer peripheral side surface of the rotating body 8 of B is always in close proximity, and further serves as the bottom surface of the supply storage tank 7. From the storage tank A ₁ , the agitating members 5, 5 for delivery act to send out a large amount of hexagon socket set screws S, S, ... To the supply storage tank 7 side, and from the supply storage tank 7, a rotary transfer device. B
Is provided with hexagon socket set screws S, S, ....

Next, the rotary transfer device B is mainly composed of the rotary body 8,
, A cam 8d, and the like. First, the rotating body 8 has a plurality of delivery holes 8a,
.. are formed, and the hexagon socket set screw S can be housed in the delivery hole 8a.

Specifically, the rotating body 8 has the structure shown in FIGS.
As shown in FIG. 5 and the like, a plurality of delivery holes 8a, 8 are formed in the flat disc body, and further on the outer peripheral side surface of the flat disc body.
are formed at predetermined intervals. The delivery hole 8
The same number of slide pins 9, 9, ... Are provided, and each slide pin 8 is slidably provided in the delivery hole 8a. More specifically, Delivery hole 8
A sliding hole 8b is formed from the bottom portion of a toward the center of the rotating body 8, and the sliding pin 9 slides in the sliding hole 8b according to the shape of the cam 8d.

Here, the state where the hexagon socket set screw S properly enters the delivery hole 8a means that the hexagon hole Sh of the hexagon socket set screw S is for delivery as shown in FIG. 12 (a). Hole 8a
It means that the tip of the sliding pin 9 can be loosely inserted into the hexagonal hole Sh of the hexagon socket set screw S. The state in which the screw S is improperly inserted into the delivery hole 8a is shown in FIG.
As shown in (b), the hexagonal hole Sh faces the opening of the delivery hole 8a, and the tip of the sliding pin 9 cannot be freely inserted into the hexagonal hole Sh of the hexagon socket set screw S. It means a state.

A magnet 10a for attraction is attached to the rotating body 8.
The holding magnet 10b and the holding magnet 10b are provided in a fixed state. Specifically, as shown in FIGS. 1 and 2, the attraction magnet 10 is provided at a position of the rotating body 8 that receives the hexagon socket set screw S.
Further, a holding magnet 10b is provided at a position lower than a on the horizontal line passing through the center of the rotating body 8.

The attraction magnet 10a is located near the outer peripheral edge of the side portion of the rotating body 8 and has a hexagon socket set screw S.
Move toward the delivery hole 8a, and a large amount of hexagon socket set screws S, S, ... Can enter into the delivery hole 8a, 8a, ... With a high probability (see FIG. 14). .

Further, the holding magnet 10b is intended to prevent the hexagon socket set screw S properly inserted into the delivery hole 8a of the rotating body 8 from falling from the delivery hole 8a on the way. The hexagon socket set screw S is prevented from inadvertently dropping when the body 8 rotates and the predetermined delivery hole 8a reaches below the horizontal line passing through the center.

As described above, the rotary transfer device B is in contact with the supply storage tank 7 so as to intersect with the supply storage tank 7 from below underneath, and the thickness of the rotor 8 and the supply storage tank 7 are in contact with each other. The widths of and are substantially the same (see FIGS. 3 and 15).

With this structure, the hexagon socket set screws S, S, ... Moved from the storage tank A ₁ of the hopper-related device A to the supply storage tank 7 through the delivery opening 3 are the attraction magnets 10a. Thus, the hexagon socket set screw S that has been drawn into the delivery hole 8a of the rotating body 8 and has entered the delivery hole 8a with a high probability and has entered improperly is
When a reaches the top, it is discharged to the outside of the rotating body 8,
The return opening 4 returns to the storage tank A ₁ .

A transfer device C is provided following the rotary transfer device B, and as shown in FIG. 1, the transfer device C is mainly composed of a transfer path C ₁ and a belt mechanism C _2. Hexagonal set screw S, S, ...
Passes through the transfer device C and is transferred to the extraction device D described later. The hexagon socket set screws S, S, ... Entering the transfer path C ₁ are further moved to the take-out device D side by the belt rotation of the belt mechanism C ₂ .

The take-out device D is a take-out slide body 24 having a take-out accommodating portion capable of taking out the hexagon socket set screws S, S, ... Arranged in the transfer path C ₁ of the transfer device C one by one. The sliding drive source 26 such as a solenoid or a motor can perform a sliding operation.

The take-out slide body 24 is arranged orthogonally (including substantially orthogonal) to the transfer path C ₁ terminal end portion of the transfer device C, and the take-out slide body 24 is fed from the transfer path C ₁ end portion. The hexagon socket set screws S, S, ... are temporarily stopped and the extraction slide body 24 slides,
When the take-out accommodating portion reaches the hexagon socket set screws S, S, ..., the hexagon socket set screws S are accommodated in the take-out accommodating portion one by one, and the take-out slide body 24 slides in the opposite direction again. By moving, the hexagon socket set screw S can be supplied to the worker.

First, a large amount of hexagon socket set screws S, S, ... Are put in the storage tank A ₁ of the hopper-related device A, and at the same time, as shown in FIG. , Hexagon socket set screws S, S, ... Are sent from the storage tank A ₁ into the supply storage tank 7 through the delivery opening 3.

In the supply storage tank 7, as shown in FIG. 9, the transfer holes 8a, 8 of the rotary body 8 of the rotary transfer device B are provided.
The hexagon socket setscrews S, S, ... Enter the a, ..., and the hexagon socket set screws S that have entered the delivery holes 8a in the proper state are as follows as shown in FIG. Proceeding to the process, the hexagon socket set screw S that has entered the delivery hole 8a in an improper state is discharged from the rotating body 8 near the uppermost part of the rotating body 8 and is transferred to the storage tank A ₁ through the return opening 4. Returned (see FIG. 6).

The hexagon socket set screw S properly inserted in the delivery hole 8a of the rotating body 8 is sent out to the transfer device C, and when it reaches the end portion of the transfer device C, the take-out device D is taken out. The hexagon socket set screws S are inserted into the take-out accommodating portion 24a of the slide body 24 one by one, and the hexagon socket set screws S can be reached by the worker by the sliding reciprocation of the take-out slide body 24. ing.

E in the figure is a restricting body, which is provided between the storage tank A ₁ of the hopper-related device A and the rotary transfer device B, and the restricting body E is provided with a restricting plate E _1. By the limiting plate E ₁ , the delivery holes 8a, 8a, ...
When two or more setscrews with hexagonal holes S, S, ... Are put in, only unnecessary setscrews with hexagonal holes S are eliminated.

[0031]

According to the first aspect of the present invention, the inclined bottom surface 1a of the storage tank A _{1 having} the inclined bottom surface 1a formed on the bottom portion 1 and the discharge stirring members 5, 5 provided on the lower side of the inclined bottom surface 1a is lowered. by the hexagonal delivery of socket set screws S becomes as possible the hexagon socket set screws automatic feeder with delivery holes 8a of the rotating delivery apparatus B to a predetermined side, hexagonal first reservoir a ₁ in the first It is possible to surely send all the set screws S with holes S, S, ... To the next step, and secondly, to speed up the sending.

[0032] More specifically the above effects, the storage tank A ₁ of the bottom 1 a large amount of hexagonal socket set screw S which put in a storage tank A ₁ so forming a inclined bottom surface 1a to, S, ..., the The hexagon socket set screw S, S, ... Can be pushed out.

The hexagon socket set screws S, S, ... Are pushed out from the storage tank A _{1 in the} direction in which they are extruded.
A hexagon socket set screw S, which is provided with a device for extracting each one in a proper state (a rotary delivery device B in the embodiment of the present invention) and further with the feeding stirring bodies 5 and 5,
S, ... Can proceed to the next step without causing unnecessary flow, and can speed up its consistent flow (see FIG. 6).

Next, in the second aspect of the present invention, the automatic transfer device for the hexagon socket with the hexagonal hole is provided with the upper agitator 6 on the high side of the inclined bottom surface 1a of the storage tank A ₁ . When the hexagon socket set screw S is improperly taken into the delivery hole 8a, the hexagon socket set screw S is discharged from the delivery hole 8a to the storage tank A ₁ .
Since the upper stirring member 6 is provided on the high side of the storage tank A ₁ , the hexagon socket set screws S, S, ... Can be quickly transferred from the high side to the low side of the inclined bottom surface 1a. (Fig. 5,
(See FIG. 6).

Next, in claim 3, the storage tank A ₁ and the supply storage tank 7 are provided adjacent to each other, and the bottom portion 1 of the storage tank A _{1 is} provided.
An inclined bottom surface 1a is formed, a delivery opening 3 is formed on the low side, and a return opening 4 is formed on the high side, and a supply storage tank 7 and a delivery hole 8a of the rotary delivery apparatus B are formed. The hexagon socket set screw S that enables the delivery of the hexagon socket set screw S in between is provided with the hexagon socket set screw S,
The probability that S, ... Enter the delivery holes 8a, 8a, ... of the rotary delivery device B can be made relatively high.

To explain the above effect in detail, an inclined bottom surface 1a is formed on the bottom portion 1 of the storage tank A ₁ , a delivery opening 3 is formed on the low side, and a return opening 4 is formed on the high side. Since the hexagon socket set screw S can be delivered between the supply storage tank 7 and the delivery hole 8a of the rotary delivery device B,
A large amount of hexagonal socket set screw S which takes into reservoir A _1, S, ...
Is to move to the supply storage tank 7 side and then enter the delivery holes 8a, 8a, ... Of the rotary delivery device B.

Therefore, the supply storage tank 7 is added to the storage tank A _1.
Since the hexagon socket set screws S, S, ... In the storage tank A ₁ are not integrated around the rotary transfer device B, only a relatively appropriate amount of the transfer hole of the rotary transfer device B is provided. 8
a, 8a, ... Since it gathers in places, hexagon socket set screw S,
It is possible to prevent S, ... Interfering with each other and making it difficult to enter the delivery hole 8a.

[Brief description of drawings]

FIG. 1 is a perspective view of an automatic hexagon socket set screw supply device including a hopper-related device.

FIG. 2 is a vertical cross-sectional side view of a hexagon socket set screw automatic supply device including a hopper-related device.

FIG. 3 is a plan view of a hopper-related device

FIG. 4 is a perspective view of a hopper-related device.

FIG. 5 is a vertical sectional side view of a storage tank of a hopper-related device.

FIG. 6 is a schematic view showing the movement of the hexagon socket set screw in the storage tank and the supply storage tank.

FIG. 7 is a side view of a main part of a stirring body for delivery.

8 (a) and 8 (b) are schematic views showing the action of a stirring body for delivery.

FIG. 9 is a schematic view of a state where the rotary delivery device receives a hexagon socket set screw from a storage tank.

FIG. 10 is a schematic view of a state in which a hexagon socket set screw is sent from the rotary transfer device to the transfer device.

FIG. 11 is a cross-sectional view showing a state where a hexagon socket set screw is inserted in the delivery hole of the rotary delivery device.

FIG. 12 (a) Schematic view of a hexagon socket set screw in a proper state. (B) Schematic view of a hexagon socket set screw in an improper state.

FIG. 13 is a plan view of another embodiment of the hopper-related device.

FIG. 14 is a schematic view of a state where a hexagon socket set screw is drawn to the attraction magnet.

FIG. 15 is a vertical sectional front view of a hexagon socket set screw automatic supply device.

[Explanation of symbols]

A ₁ ... Storage tank 1 ... Bottom part 1a ... Inclined bottom surface 3 ... Delivery opening 4 ... Return opening 5 ... Delivery stirring body 6 ... Upper stirring body 7 ... Supply storage tank B ... Rotating delivery device 8a ... Delivery hole

Claims (3)

[Claims] 1. A hexagonal hole with a delivery hole of a rotary delivery device is provided on a lower side of an inclined bottom surface of a storage tank in which a slanted bottom surface is formed on the bottom portion and a stirring member for delivery is provided on the lower side of the inclined bottom surface. An automatic set screw feeder with a hexagonal hole, which enables delivery of set screws. 2. The automatic set screw supply device with a hexagonal hole according to claim 1, wherein an upper agitator is provided on an inclined bottom surface high side of the storage tank. 3. A storage tank and a supply storage tank are provided adjacent to each other, an inclined bottom surface is formed at the bottom of the storage tank, a delivery opening is formed at a low side, and a return opening is formed at a high side. The hexagon socket set screw automatic supply device is characterized in that the hexagon socket set screw can be delivered between the supply storage tank and the delivery hole of the rotary delivery device.