JPH1045332A - Electric wire bundle conveying device and electric wire bundle conveying method - Google Patents

Abstract

(57) [Abstract] [Problem] To automatically stack electric wire bundles. SOLUTION: A shutter 6 is provided so as to be openable and closable in the middle of a wire bundle sliding portion, a centering chuck 7 is provided on the shutter so as to be openable and closable, and a lifter 8 capable of stacking the wire bundle 4 is moved under the shutter. The truck 10 is provided under the lifter so as to be able to advance and retreat, and a picker 12 is provided on the traveling side of the truck.
And a turntable 11 for transferring a wire bundle from the picker
And provided. A defective product discharge section is provided at the end of the sliding section.
Then, the wire bundle is carried onto the shutter 6 of the sliding section, the wire bundle is gripped by the chuck 7, the shutter is opened, the chuck is opened, and the wire bundle is placed on the lifter 8 immediately below the shutter, and the lifter is moved to the height of the wire bundle. The above operation is repeated, a plurality of wire bundles are stacked on the lifter, delivered from the lifter to the bogie 10, and transferred from the bogie to the turntable 11 by the picker 12. The defective wire bundle passes over the shutter and is sent to the defective product discharge unit.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a wire bundle conveying apparatus and a wire bundle conveying method capable of automatically stacking wire bundles.

[0002]

2. Description of the Related Art FIGS. 11 to 12 show conventional wire bundle conveying means. The electric wire bundle conveying means winds the electric wire in an annular shape with a bundler 45, winds the electric wire bundle 47 around the four sides of the electric wire bundle 47 with a binding machine 46, hooks the electric wire bundle 47 with a conveying arm (not shown), and tilts the roller conveyor. To the end portion 4 of the roller conveyor 49 by the weight of the wire bundle 47.
The operator slides the wire bundle 47 on the turntable 50 when the wire bundle 47 has accumulated about four to five bundles.

[0003]

However, in the above-described conventional wire bundle transporting means, the operator must transfer the heavy wire bundle 47 from the conveyor 49 to the turntable 50, and the work is difficult. Was. In addition, when the electric wire bundle 47 is transferred on the turntable 50, the operator has to visually sort the lots of the wire bundles 47 and work to stack the lots for each lot, which is very troublesome. Further, since the defective product is washed away along with the non-defective product and accumulates on the conveyor 49a, the operator must perform the work of determining the defective product.
This was also hard. In addition, the content of the defect includes having a joint welding part in the middle of the electric wire.

The present invention has been made in view of the above circumstances, and has as its object to provide a wire bundle conveying means capable of reducing the burden on an operator and reliably performing operations such as stacking for each lot and sorting out defective products. Aim.

[0005]

In order to achieve the above object, the present invention provides a shutter which can be opened and closed in the middle of a wire bundle sliding portion, and a centering chuck is provided on the shutter so as to be openable and closable. A lifter capable of stacking a bundle of electric wires is disposed below the shutter so as to be able to move up and down, and a bogie is provided below the lifter so as to be able to move forward and backward. A picker is provided on the traveling side of the bogie, and the wire bundle is transferred from the picker. It is basically based on a wire bundle transfer device provided with a turntable on which to be mounted. It is also effective to provide a defective product discharge portion at the end of the wire bundle sliding portion. Also,
The wire bundle is carried on the shutter of the wire bundle sliding portion, the wire bundle is gripped by the centering chuck, the shutter is opened, the centering chuck is opened, and the wire bundle is placed on the lifter immediately below the shutter, and the lifter is moved to the wire bundle. , And the above operation is repeated to stack a plurality of wire bundles on the lifter, transfer the plurality of wire bundles from the lifter to the bogie, and transfer the bogie from the bogie to the turntable with a picker. Adopt the wire bundle transfer method. It is also effective to send the defective wire bundle over the shutter to the defective product discharging section.

[0006]

Embodiments of the present invention will be described below in detail with reference to the drawings. 1 to 3 show an embodiment of a wire bundle conveying device according to the present invention. The electric wire bundle conveying device 1 includes an electric wire bundle sliding portion (conveyor) 5 extending straight from the binding device 2 and the binding device 3, and a pair of openable and closable shutters (shutter plates) 6 located in the middle of the sliding portion 5. A pair of centering chucks 7 for positioning and gripping the wire bundle 4 on the shutter 6; a lifter 8 (FIG. 2) located close to the lower side of the shutter 6; The vehicle includes a carriage 10 that receives the wire bundle 4 from the lifter 8 and can be advanced by the motor 9 and an air picker 12 that transfers the plurality of wire bundles 4 from the carriage 10 to the turntable 11.

The bundling machine 2 is a device for winding an electric wire in an annular shape, and the bundling machine 3 is a device for winding the electric wire bundle 4 around a tape 13. The sliding portion 5 extends horizontally and continues straight through the shutter 6 to the defective product discharging portion 14. In the present specification, the sliding portion 5 refers to a roller conveyor, a flat and smooth sliding plate, or the like.

As shown in FIG. 3, a horizontal drive unit 15 for driving a belt is disposed above the slide unit 5, and a transport lever 16 suspended from the horizontal drive unit 15 transports the wire bundle 4 along the slide unit 5. I do. The transport lever 16 is a publicly known one, and is tiltable in one direction and immovable in the other direction like a one-way clutch. The transport lever 16 is connected to a belt 17, and the belt 17 is driven by a motor 18. At the starting end 5a of the sliding portion 5, the transport lever 16 engages with the inner diameter portion (center hole) 4a of the wire bundle 4, and selectively transports the wire bundle 4 to the shutter 6 or the defective product discharging portion 14.

The pair of shutters 6 (FIG. 1) are formed of metal, have a flat upper surface (the surface on which the bundle of wires is placed), and have a pair of horizontal air cylinders (shutter cylinders) 19.
Is connected via a bracket 20 to the rod 19a and is driven to open and close by the cylinder 19. The cylinder 19 is fixed to the device frame 21 and is located below the sliding section 5.

The pair of centering chucks 7 are located on the shutter 6 so as to face left and right. Each chuck 7
Is a pair of horizontal air cylinders (centering cylinders)
The cylinder 22 is fixed on the device frame 21 by being connected to a rod 22 a of the cylinder 22. Each of the chucks 7 has an inclined portion that is opened in a substantially U shape, and the annular electric wire bundle 4 can be positioned and gripped on the shutter 6 from the left and right by the inclined portion.

The lifter 8 (FIG. 2) includes a horizontal comb-like plate 8a as shown in FIG. 6, on which the wire bundle 4 is placed. The lifter 8 is connected to a rod 23a of a vertical air cylinder (lifter cylinder) 23 via a bracket 40 and can be moved up and down. The air cylinder 23 has an air-lock type brake mechanism and can be stopped at any position. The plate 8a is located immediately below the shutter 6 in the most extended state of the rod 23a.
In this embodiment, the stroke of the cylinder 23 is set to be at least three times the height of the wire bundle 4. The cylinder 23 is fixed to a base frame 24. The operation of the shutter 6 and the lifter 8 will be described later with reference to FIGS.

A carriage 10 located below the lifter 8
Has a wheel 26 along a horizontal guide rail 25 and is connected and fixed to a horizontal belt (or chain) 27, and moves forward or backward with the rotation of the belt 27. The belt 27 is driven by the motor 9, and the carriage 10 is stopped by the proximity sensors 28 at the front and rear ends of the belt 27. For example, a convex portion (not shown) that enters between the comb teeth of the plate 8a is formed on the bottom of the carrier of the truck 10, and the wire bundle 4 is transferred from the plate 8a onto the convex portion. In this example, the electric wire bundles 4 are stacked on the carriage 10 one by one from the lifter 8 in a total of three stages. In this example, one wire lot is composed of three wire bundles. The lot also includes the color change lot of the electric wire.

A truck 10 on which the wire bundles 4 are stacked is a motor 9
Is moved forward from below the shutter 6 to be located below the air picker 12. The air picker 12 includes a rubber-made cylindrical inflatable body 29 and the inflatable body 29
And a vertical air cylinder 30 which is connected to the vertical air cylinder 30 to move up and down. The inflatable body 29 is inserted into the inner diameter portion 4a of the wire bundle 4 in a deflated state as shown in FIG. 10 (a), inflated by injecting air as shown in FIG. Close contact. Note that the air picker 12 itself is known.

The air picker 12 is fixed to a motor-driven frame-shaped trolley 31, and the trolley 31 can move forward and backward along a horizontal rail 32. The rail 32 is fixed to a column 33 erected from the frame base 24 and extends to above the turntable 11. A motor 34 is fixed on the carriage 31, and the motor 35 drives the wheels 35 with a belt 36 or a chain. The cylinder 30 is fixed to the center of the bottom plate 37 of the frame-shaped carriage 31.

The turntable 11 is rotatable by a motor (not shown), and the air picker 12 can stack the wire bundle 4 on the turntable 11 for each lot.
As shown in FIG. 2, when the wire bundles 4 are stacked in six layers (when one lot is composed of six wire bundles), the stroke of the cylinder 30 of the air picker 12 is made variable, so that the three-stage wire bundles are stacked. 4 can be further stacked in three layers.

In FIG. 1 and FIG. 3, a defective wire bundle 4 '(including one having a joint welded part in the middle of the wire)
Is the shutter 6 by the horizontal drive unit 15 which has received the rejection signal.
It passes over and is conveyed to the defective product discharge unit 14. The defective product discharge section 14 is provided with a horizontal reject cylinder 39 (or a rodless cylinder) having a substantially U-shaped pusher 38, and the defective product is pushed out to the inclined conveyor 14a in the orthogonal direction by the pusher 38. It is. The rejection signal is transmitted, for example, from the binding machine 2 or a previous joint thermocompression bonding process.

FIGS. 4 to 9 show the shutter 6 and the lifter 2 respectively.
3 shows the operation of the third embodiment. The following description is also effective as a wire bundle conveying method. The wire bundle 4 is connected to the transport lever 16.
Then, it is conveyed onto the closed shutter 6 as shown in FIGS. The shutter cylinder 19 is in the most compressed state. The centering cylinder 22 is in the most compressed state, and is located with the pair of centering chucks 7 open on both sides of the wire bundle 4. The lifter cylinder 23 is in the most extended state, and the lifter 8 is located immediately below the shutter 6.

Next, as shown in FIG. 5, the pair of centering cylinders 22 extend most, and the chuck 7 holds the wire bundle 4 on the shutter 6 at the center of the shutter 6. Next, as shown in FIG. 6, the shutter cylinder 19 is fully extended, and the pair of shutter plates 6 are opened. The chuck 7 keeps holding the wire bundle 4. There is a gap (for example, about 20 mm) between the wire bundle 4 and the lifter 8.

Next, as shown in FIG.
2 is compressed most, and chuck 7 is opened. Thereby, electric wire bundle 4
Falls on the lifter 8. Since the falling distance is small, the wire bundle 4 will not be displaced.
Next, the lifter cylinder 23 is lowered by the height H of the wire bundle 4 as shown in FIG. Next, as shown in FIG. 9, the shutter cylinder 19 is compressed most, the shutter 6 is closed, and the wire bundle 4 on the lifter 8 is located immediately below the shutter 6.

Further, the next bundle of electric wires 4 is placed on the shutter 6 from the state of FIG. 9 as shown in FIG. 4 (a), and the operations of FIG. 4 (a) to FIG. The required number of wire bundles 4 are stacked on top. Note that the downward stroke of the lifter 8 is limited depending on the position of the cart 10 in the height direction as shown in FIG. 2, so the number of stacks on the turntable 11 is adjusted by the air picker 12 as described above.

According to the above-mentioned method, the next wire bundle 4 can be placed on the shutter 6 as shown in FIG. Thereby, the transport efficiency is improved. Further, since the wire bundles 4 can be stacked under the shutter 6, that is, can be stacked inside the device 1, space can be saved by utilizing the space in the device 1.
Compactness is achieved.

In FIG. 9B, it is also possible to transfer the electric wire bundles 4 one by one from the lifter 8 to the carriage 10. In this case, it is necessary to open the lifter 8 on both sides with a cylinder (not shown) and deliver the wire bundle 4 to the truck 10.
Tact is also increased compared to the above method.

[0023]

As described above, according to the first and third aspects of the present invention, the wire bundle can be automatically stacked and automatically transferred to the turntable. The stacking work that has been performed is abolished, and the burden on the operator is reduced and the stacking operation is made more efficient. In addition, since the wire bundle can be transferred onto the turntable for each production lot, lot management is reliably performed. According to claims 2 and 4, defective products can be classified separately from good products.
There is no more defective products, and quality assurance is assured.

[Brief description of the drawings]

FIG. 1 is a plan view showing an embodiment of a wire bundle conveying device according to the present invention.

FIG. 2 is a side view showing the wire bundle transport device.

FIG. 3 is a view on arrow A in FIG. 2 showing the electric wire bundle conveying device.

FIG. 4A is a plan view and FIG. 4B is a side view showing a state in which a bundle of wires is placed on a shutter.

5A is a plan view and FIG. 5B is a side view showing a state where the wire bundle is positioned and gripped.

6A is a plan view showing a state in which a shutter is opened, FIG.
(b) is a side view.

7A is a plan view and FIG. 7B is a side view showing a state in which the chuck is opened and the wire bundle is transferred onto a lifter.

FIG. 8 shows a state in which the lifter is lowered by one wire bundle.
(a) is a plan view and (b) is a side view.

FIG. 9A is a plan view showing a state in which a shutter is closed,
(b) is a side view.

FIGS. 10 (a) and 10 (b) are longitudinal sectional views showing the operation of the air picker.

FIG. 11 is a plan view showing a conventional example.

FIG. 12 is a side view of the same.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Electric wire bundle conveyance apparatus 4 Electric wire bundle 5 Sliding part 6 Shutter 7 Centering chuck 8 Lifter 10 Cart 11 Turntable 12 Air picker 14 Defective goods discharge part

Claims (4)

[Claims] An openable shutter is provided in the middle of the wire bundle sliding portion, a centering chuck is provided on the shutter so as to be openable and closable, and a lifter capable of stacking the wire bundle is moved up and down under the shutter. Wherein the truck is provided so as to be able to advance and retreat under the lifter, and a picker and a turntable for transferring the wire bundle from the picker are provided on the traveling side of the truck. apparatus. 2. The wire bundle conveying device according to claim 1, wherein a defective product discharging portion is provided at a terminal end of the wire bundle sliding portion. 3. A wire bundle is carried on a shutter of a wire bundle sliding portion, the wire bundle is gripped by a centering chuck, the shutter is opened, the centering chuck is opened, and the wire bundle is placed on a lifter immediately below the shutter. The lifter is lowered by the height of the wire bundle, and the above operation is repeated to stack a plurality of wire bundles on the lifter, deliver the plurality of wire bundles from the lifter to the bogie, and turn the picker from the bogie. An electric wire bundle conveying method characterized by being transferred to a table. 4. The method according to claim 3, wherein the defective wire bundle is passed over the shutter and sent to a defective product discharging unit.