JP2002240929A - Separating and transferring device for thin rod - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a separating and transferring device for a thin rod for preventing generation of any free space in supply, even when the deformed thin rod is stored. SOLUTION: This device is provided with a rotary drum 1 provided with a U-groove 2 communicated with an external suction means in the longitudinal direction of an inner peripheral surface and a fixed drum 4 provided with a ring-shaped groove 5 of a circumferential direction for communicating the U- groove 2 with the external suction means on the inner peripheral surface. By evacuating the thin rod 7 stored in the rotary drum 1 by the suction means, the thin rod 7 is separated, sucked and held by the U-groove 2 and the rod 7 is transferred to a take-out position.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an apparatus for separating and transferring a fine wire rod such as a lead wire, and more particularly, to sucking and holding a thin wire rod housed in a rotary drum on a rotary drum by a suction means. The present invention relates to an apparatus for separating and transferring a thin wire rod to be transferred to a position.

[0002]

2. Description of the Related Art A conventional apparatus will be described below with reference to FIGS. FIG. 4 is a plan view of the conventional device, and FIG. 5 is a side sectional view. In the drawing, reference numeral 7 denotes a thin wire bar, 14 denotes a chute in which the thin wire bar 7 is housed and transfers the fine wire bar 7 by vibration, 15 denotes a stopper provided at an end of the chute 14,
16 is a nozzle provided at the center of the stopper 15, 17
Is a suction hole of the nozzle 16, and 18 is a squeegee.

In the conventional apparatus described above, the chute 14
The thin wire rod 7 stored therein is sent to the stopper 15 by the vibration of the chute 14. Nozzle 16 has suction hole 17
And move up and down. When the nozzle 16 moves upward from below the chute 14, the nozzle 16 moves by sucking the fine wire rod 7, but when it reaches the squeegee 18,
The squeegee 18 drops an extra thin wire rod 7 and separates one thin wire rod.

[0004]

In the conventional separating apparatus, when a deformed fine rod is present at the tip of the chute, even if the fine rod is scooped up by the nozzle, the fine rod is deformed, so that the suction cannot be performed by the nozzle. Vacancies occur in the supply.

An object of the present invention is to provide an apparatus for separating and transferring a thin wire rod which does not generate an empty space even when the deformed thin wire rod is stored as described above.

[0006]

SUMMARY OF THE INVENTION The present invention has been made to solve the above-mentioned problems, and comprises a rotating drum having a number of U-shaped grooves communicating with an external suction means in a longitudinal direction of an inner peripheral surface, and the rotating drum has a fine wire. A thin wire rod separation and transfer device, in which a rod is housed, and the thin wire rod housed in the rotating drum is separated and sucked and held in a U-shaped groove by an evacuation unit by suction means and transferred to a take-out position. is there.

In the conventional separation apparatus, as described above, if the suction by the nozzles becomes vacant due to deformation of the thin wire rod or the like, the supply of the thin wire rod to the assembly process is delayed, which may affect the production in the assembly process. However, in the present invention, an appropriate number of U-shaped grooves are provided on the inner peripheral surface of the rotary drum for sucking and holding the fine wire rod, and the U-shaped grooves are sequentially transferred to the take-out position. Since the separation and removal can be performed multiple times, even if a deformed thin wire rod is mixed, it is possible to reliably separate and supply the thin wire rod during one cycle of the assembly process, and to operate in the assembly process. The rate can be prevented from lowering.

[0008]

DESCRIPTION OF THE PREFERRED EMBODIMENTS The invention according to claim 1 of the present invention is directed to a rotary drum having a U-shaped groove provided in the length direction of an inner peripheral surface communicating with an external suction means, and fitted to an outer peripheral surface of the rotary drum. A fixed drum provided on the inner peripheral surface thereof with a circumferential ring-shaped groove communicating the U-shaped groove with the external suction means.
The rotating drum is provided with an appropriate number of U-shaped grooves for sucking and holding fine wire rods on the inner peripheral surface of the rotary drum. Is connected to the external suction means via a ring-shaped groove provided on the circumferential surface of the fixed drum, and is sequentially transferred to the take-out position, so that a plurality of separate take-outs can be performed during one cycle of the assembly process. Therefore, it is possible to reliably supply the fine wire rod during one cycle of the assembly process, and it is possible to prevent a decrease in the operation rate in the assembly process.
Since the normal fine wire rods are not absorbed by the groove, only the normal fine wire rods are sucked. Therefore, the separation and removal of the fine wire rods can be reliably performed. Further, the separation and removal of two sets can be performed. It has an effect that can be improved.

According to a second aspect of the present invention, the rotary drum has a suction hole communicating the U-shaped groove and the ring-shaped groove of the fixed drum, and the fixed drum has a communication hole communicating the ring-shaped groove and the external suction means. Since a fixed drum is provided on the outer periphery of the rotating drum and the U-shaped groove communicates with the external suction means via the suction hole and the communication hole, airtightness is maintained. In addition, the present invention has an operation capable of providing a suction device that does not cause a failure.

According to a third aspect of the present invention, the rotary drum is provided with a rotary weight that rotates in contact with the inner peripheral surface and that corrects the position of the thin wire rod stored in the rotary drum. When the rotating drum rotates, the rotating weight rotates on its own, so the inclination of the fine wire rod stored in the rotating drum is corrected,
It is aligned so that it is parallel to the U-shaped groove.
It has the effect of being able to reliably and easily attract and hold in the groove. (Embodiment) An embodiment of the present invention will be described below with reference to the drawings.

FIG. 1 is a front view showing a thin wire rod separating and transferring apparatus according to an embodiment of the present invention, FIG. 2 is a side view thereof, and FIG. 3 is an enlarged sectional view of a rotary drum portion.

In the figure, reference numeral 1 denotes a rotary drum, which is provided with a U-shaped groove 2 in the longitudinal direction of the inner peripheral surface, and a suction hole 3 for communicating the U-shaped groove 2 with an external suction device (not shown). Has been penetrated. Reference numeral 4 denotes a fixed drum which is fitted on the outer periphery of the rotary drum 1 and has a circumferential ring-shaped groove 5 on the inner periphery for communicating the suction hole 3 provided in the rotary drum 1 with an external suction device. A communication hole 6 for communicating the ring-shaped groove 5 with the external suction device is formed. 7 is a thin wire rod, 8 is a rotating weight that rotates in contact with the rotating drum 1, 9 is a joint of a suction pipe connected to a suction device, 10 is a support bracket of the drum, and 11 is a rotation that closes one end face of the rotating drum. The disk 12 has one end fixed to the rotary disk 11 and a shaft for supporting the rotary drum 1. Reference numeral 13 denotes a bearing.

As shown in FIG. 1, on the inner peripheral wall of the rotary drum 1, a suitable number of U-shaped grooves 2 are provided at regular intervals in the longitudinal direction, and each U-shaped groove 2 has an external suction device. A suction hole 3 for communicating with the rotary drum 1 is penetrated in the outer peripheral direction of the rotary drum 1. A fixed drum 4 is fitted on the outer periphery of the rotating drum 1. The fixed drum 4 is provided for communicating the suction device with the U-shaped groove of the rotary drum 1. A ring-shaped groove 5 communicating with the suction hole 3 provided on the rotary drum 1 is provided on the inner periphery of the fixed drum 4. Are provided in the circumferential direction, and a communication hole 6 for communicating the ring-shaped groove 5 with the suction device is further provided.

The fixed drum 4 is supported by a bracket 10, and the rotating drum 1 is configured to be rotated by a shaft 12 pivotally supported by a bearing 13, as shown in FIG. The drum length of the rotary drum is slightly shorter than the length of the fine wire rod 7, and the end of the fine wire rod 7 protrudes from the open end surface of the rotary drum 1, and the protruding end is chucked by a take-out device at a take-out position. It is taken out and supplied to the assembly process.

The rotating drum 1 is provided with a rotating weight 8 which is in contact with the drum 1 and rotates. The rotating weight 8 rotates when the rotating drum 1 rotates, so that the fine wire rod accommodated in the rotating drum 1 is rotated. 7 is corrected and the positions of the fine wire rods 7 are corrected and aligned so as to be parallel to the inner peripheral wall of the rotary drum 1 and to be parallel to the U-shaped groove 2. It is reliably held in the groove 2 by suction.

As described above, according to the present embodiment, by rotating the shaft 12, the rotating drum 1 rotates while sliding on the inner peripheral surface of the fixed drum 4. On the other hand, when the suction device is operated, the U-shaped groove 2 is provided through the communication hole 6 of the fixed drum 4 and the ring-shaped groove 5 provided in the circumferential direction of the fixed drum 4 and communicating with the suction hole 3 of the rotating drum 1. Negative pressure is generated. When the rotating drum 1 rotates, the rotating weight 8 inscribed in the rotating drum 1 rotates by itself so that the thin wire rod 7 accommodated in the rotating drum 1 becomes parallel to the U-shaped groove 2 of the rotating drum 1. Alignment and vacuuming action by U-shaped groove 2
It is held in the groove 2 by suction. Next, the thin wire rod 7 is carried to the take-out position by the rotation of the rotary drum 1, and is picked up and picked up by a take-out device (not shown) driven separately from the rotary drum 1. In the present embodiment, as shown in FIG.
The thin wire rods 7 sucked and held are taken out as a set of two. Further, a work detection device including a photoelectric sensor or the like is provided at a detection position in front of the take-out position, and detects whether or not the thin wire rod 7 is held in the U-shaped groove 2. When two pieces are taken out as a set, the work is detected only when it is detected by the work detecting device that the two thin U-shaped grooves 2 hold the thin wire rod 7, and otherwise, The extraction is passed, and the subsequent U-shaped groove 2 is detected. If it is not detected that the thin wire bar 7 is held in the two consecutive U-shaped grooves 2 even after performing the retry as appropriate, an alarm is issued and the recovery is performed manually.

Although the present embodiment has been described as an embodiment in which two thin wire rods 7 are taken out as a set, it is of course possible to take out one thin wire rod 7 or take out two or more wires as a set. Further, the number of U-shaped grooves provided on the inner peripheral surface of the rotating drum 4 and the ring-shaped grooves provided on the inner peripheral surface of the fixed drum, and the rotation speed of the rotating drum 4 depend on the production capacity in the assembling process and the separate driving of the rotating drum 4. It is appropriately determined according to the transfer speed of the transfer device to be performed.

[0018]

According to the conventional separation apparatus, when the suction by the nozzle is vacant due to deformation of the fine wire rod or the like, the supply of the fine wire rod to the assembling process is delayed, which causes the production in the assembling process to be affected. However, according to the present invention, an appropriate number of U-shaped grooves are provided on the inner peripheral surface of the rotary drum for sucking and holding the fine wire rods, and the rotary drum is rotated to rotate to sequentially transfer to a take-out position. Because it is possible to take out and separate multiple times during the cycle, even if a deformed thin wire rod is mixed, it is possible to reliably separate and supply the thin wire rod during one cycle of the assembly process, It is possible to prevent a decrease in the operation rate in the assembly process.

[Brief description of the drawings]

FIG. 1 is a front view of a thin wire rod separation and transfer device of the present invention.

FIG. 2 is a side view of FIG.

FIG. 3 is an enlarged sectional view of a rotating drum.

FIG. 4 is a plan view of a conventional thin rod separating apparatus.

FIG. 5 is a side sectional view of FIG. 4;

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Rotary drum 2 U-shaped groove 3 Suction hole 4 Fixed drum 5 Ring-shaped groove 6 Communication hole 7 Fine wire rod 8 Rotating weight 9 Joint 10 Bracket 11 Rotating disk 12 Shaft 13 Bearing

Claims (3)

[Claims] A rotary drum provided with a U-shaped groove communicating with the external suction means in a longitudinal direction of the inner peripheral surface; a rotary drum fitted on an outer peripheral surface of the rotary drum; A fixed drum provided with a circumferential ring-shaped groove communicating with the rotating drum. The thin wire rod stored in the rotating drum is separated and suction-held by a U-shaped groove by vacuuming by a suction means, and is sequentially taken out. An apparatus for separating and transferring a thin wire rod, the apparatus comprising: 2. The rotary drum has a suction hole communicating the U-shaped groove and the ring-shaped groove of the fixed drum, and the fixed drum has a communication hole communicating the ring-shaped groove and the external suction means. 2. The apparatus for separating and transferring a thin wire rod according to claim 1. 3. The rotary drum according to claim 1, wherein a rotary weight is provided on the rotary drum so as to rotate in contact with the inner peripheral surface and to correct the position of the thin wire rod stored in the rotary drum. Separation and transfer device for fine wire rods.