JP2916048B2 - Wire termination equipment - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an electric wire with terminals constituting a wire harness (hereinafter, also simply referred to as "product").
The present invention relates to an electric wire terminal processing apparatus for manufacturing an electric wire subjected to such an end treatment, which is capable of sorting multi-lot products and simultaneously processing electric wires having different lengths.

[0002]

2. Description of the Related Art FIG. 4 is a schematic perspective view of a conventional electric wire terminal processing apparatus, FIG. 5 is an enlarged perspective view of a main part of the electric wire conveying apparatus, and FIG. 6 is a plan view of FIG. In these figures, 1 is a frame of the entire apparatus, 2 and 2 'are measuring scale supply rollers constituting an electric wire supply apparatus, 3 is a cutting and peeling apparatus, 4, 4' are terminal crimping apparatuses, and 5 is a rotary movement. A transfer device in which a plurality of sets of transfer claws 5b are provided at a predetermined pitch on an endless transfer chain 5a, 6 is a product receiver, and 7 is a product sorting hopper. In addition, 8,
8 'denotes a chain of terminal fittings, and 9, 9' denote terminal reels.

The electric wire W is measured and supplied by a predetermined length by the measuring supply rollers 2 and 2 ', and is gripped and fixed at the starting end of the conveying device 5 by a conveying claw 5b.
, And the insulating coating of the terminal is stripped off. Next, the stripped electric wire W is conveyed to the terminal crimping device 4 by intermittent movement of the conveying chain 5a, and the terminal fitting 8 is crimped on the conductor exposed by the stripping. The terminal-attached electric wire W 'is further intermittently conveyed by the conveying claws 5b, released from the conveying claws 5b, 5b at the end of the conveying device 5 and temporarily stocked in the product sorting hopper 7, as shown in FIG. . When crimping terminal fittings to both ends of the electric wire W, another terminal crimping device 4 'is crimped by placing another terminal crimping device 4' opposite to the cutting and peeling device 3 with the transport chain 5a interposed therebetween. . The terminal fitting 8 ′ may be different in size from the terminal fitting 8.

In the above-described wire terminal processing apparatus A, the product (wire W 'with terminal) is intermittently transported to the end side of the transport device 5 with one end gripped by the transport claw 5b and temporarily stocked in the product sorting hopper 7. As shown in FIGS. 7A to 7C, when one lot of several tens to several hundreds accumulates, the hopper 7 is tilted by an actuator (not shown), and a product bundle of one lot is manufactured. It is moved to receiver 6.

[0005]

In the conventional electric wire terminal processing apparatus A, since the maximum stock amount of the product lot is only two lots, the worker can hardly leave the site. There is no time to do other incidental tasks. In addition, since the product is transported by gripping one end, the terminal-attached electric wire W ′ has a total length of 20 to 40 cm.
If it is relatively short, it moves to the product receiver 6 side without difficulty. However, when the length becomes 50 cm or more, the free end side does not move due to frictional resistance with the gantry 1 and is scraped by hand each time, as in a wire with terminal W ″ indicated by a virtual line in FIG. The present invention has been made in view of the above-mentioned problems, and is capable of sorting multi-lot products. It is an object of the present invention to provide a device that can utilize the generated waiting time for other work, and another object is to provide a device that can be applied to terminal treatment of long wires as well as short wires.

[0006]

In order to achieve the above-mentioned object, the present invention provides a method for cutting an electric wire fed from an electric wire feeder into a predetermined length, and cutting the electric wire by a conveying device. After the end of the wire is intermittently conveyed in a direction perpendicular to the axis of the wire and subjected to desired terminal treatments such as removal of terminal insulation coating and crimping of terminal fittings, the terminal-treated wire is removed. In an electric wire terminal processing device that is released from the transport device and stocked in a product receiver and takes out a bundle of terminal-processed electric wires for each predetermined lot, a plurality of lot sorting grooves are arranged in parallel with the product receiver. The wire carrier is provided so as to be able to reciprocate in parallel with the transport direction and to be able to move up and down. In addition, the above terminal equipment
Is sent out from the electric wire supply device to the opposite side of the electric wire supply device with respect to the transfer device, as described in claim 2.
Preferably, it arranged a belt conveyor which rotates the unwinding direction of the wire to receive the free end side of the wire alongside receiving the product.

[0007]

According to the first aspect of the present invention, a plurality of product lots can be stocked in the product receiver by providing the electric wire carrier having a plurality of lot sorting grooves for the product receiver. The waiting time until the manufacture of the electric wire, for example, the electric wire with the terminal is extended, can be utilized for other work. Moreover, as of claim 2, when the the transport device interposed therebetween wire feeder belt conveyor which rotates the unwinding direction of the wire on the opposite side alongside receiving the products keep disposed, the belt conveyors times The free end side of the electric wire receives a pulling force in the direction of rotation by the movement, and is corrected and held as a whole in a straight line parallel to the sending direction, so that the whole follows the rotational movement of the chain belt and the like. It moves smoothly to the end side of the transport device and is stocked in the product receiver. Therefore, a long wire can be handled in the same manner as a short wire.

[0008]

1 is a schematic perspective view of an electric wire terminal processing apparatus according to an embodiment of the present invention, and FIG. 2 is a cross-sectional view taken along the line XX of FIG. Will be described using the same reference numerals. A cutting and peeling device 3 and a terminal crimping device 4 are juxtaposed from the right end on the rear side of the transport device 5 that crosses the center of the gantry 1, and another terminal crimping device is disposed on the front side facing the cutting and peeling device 3. 4 'is arranged, and further behind the cutting and peeling device 3, an electric wire supply device (measuring scale supply rollers 2, 2') is arranged.

The above configuration is the same as that of the prior art. However, in the electric wire terminal processing apparatus B of the present invention, a multi-lot sorting apparatus 10 for products is provided on the left end side of the gantry 1, that is, on the end side of the transport apparatus 5. In addition, a conveyor device 17 for long wires is provided in front of the transport device 5. The multi-lot sorting device 10
Short main product receiver 11 and long sub product receiver 11 '
Consisting of Each of the product receivers 11 and 11 'is configured to be movable by a caster or the like (not shown). The main product receiver 11 is laid sideways on the gantry 1, and the sub product receivers 11' are arranged in a row in front of the main product receiver 11 '. You.

The main and sub-product receivers 11 and 11 'are provided at upper portions thereof with guide slope portions 11 located on the side of the transfer device 5.
a and a wide horizontal plate portion 11b on which a product is placed. The horizontal plate portion 11b is provided with a horizontal slit 12, from which an electric wire carrier 13 having a plurality of lot sorting grooves 14 can freely come and go. It is provided in. That is, one horizontal slit 12 is provided in the short main product receiver 11 and a plurality of horizontal slits are provided in the long sub product receiver 11 ′ at predetermined intervals. The wire carrier 13 is movable toward the horizontal slit 12. The movable air cylinder 15 is provided to be movable up and down by a fixed air cylinder 16.
It is provided so as to be able to reciprocate.

The conveyor device 17 comprises a belt conveyor 18 parallel to the long sub-product receiver 11 'and a gantry 19 thereof.
On the guide slope 11a side of the conveyor 17, an electric wire entanglement prevention cover 20 is provided.

In the above configuration, the terminal-treated electric wire, that is, the electric wire with terminal W ', which is a product, is released from the conveying claw 5b at the terminal side of the conveying device 5 and descends by its own weight, as shown in FIG. After passing through the guide slope portion 11a, the wire carrier 13 is housed in the lot sorting groove 14 on the right end side of the electric wire carrier 13.

Therefore, when the set number of products W ', that is, one lot, is accumulated, as shown in FIGS. 3A to 3D, the positions of the products W' are sequentially changed on the product receivers 11 and 11 '. First, as shown in (A), the wire carrier 13 is moved laterally in the direction of the arrow M by one pitch (one width of the lot sorting groove 14) by the operation of the fixed air cylinder 16. Next, as shown in (B), the operation of the movable air cylinder 15 causes the electric wire carrier 13 to drop below the horizontal plate portion 11b as indicated by the arrow N, and the product W 'for one lot is placed in the product receiver 11 (horizontal plate portion). 11b) left on top. In this state, the movable air cylinder 15 is moved in the direction of arrow M 'as shown in (C), and when returning to the original position, the electric wire carrier 13 is moved in the direction of arrow N' as shown in (D). To raise. As a result, one of the product lot W 'group is UtsuriMuko the position P ₂ of the next from the first position P _1. The electric wire carrier 13 shown in the embodiment is 4
(A)-(D)
By repeating this cycle operation, a maximum of 5 product lots can be sorted.

In the above product lot sorting process,
As the target terminal, if the electric wire W 'is short, only the main product receiver 11 is sufficient. Further, when a long object is to be used, when the belt conveyor 18 of the conveyor device 17 is rotated in the direction of arrow Q, the terminal-equipped electric wire W ′ intermittently moved by the conveyor 5 is constantly moved and stopped. Since the pulling force is applied in the direction indicated by the arrow Q, the holding and fixing portion and the free end of the transport claw 5b are in a linear state. As a result, since the parallel movement is performed in the transport direction accompanying the movement of the transport device 5, long products are sequentially and smoothly transferred to the product receivers 11 and 11 '. What
The belt conveyor 18 is rotated by the rotation as described above.
Moving goods from one side to the other (in the direction of arrow Q)
However, in the present invention, this movement action of the belt conveyor is
By combining with the electric wire carrier 5,
Used as a pulling means in the direction perpendicular to the feeding direction
It is.

In the above, the multi-lot sorting apparatus 10 is described as an example in which the short main product receiver 11 and the long sub-product receiver 11 'are combined. The receiver 11 'may be omitted, in which case the conveyor device 17 may be removed. Also,
The sub-product receiver 11 ′ does not necessarily need to be formed as a long integrated product, but may be assembled as a unit using short products such as the main product receiver 11 as a unit. The products to be divided into lots are not limited to the above-mentioned electric wires with terminals, but may be those subjected to a desired terminal treatment, for example, those obtained by simply removing the insulation coating, or those provided with press-fit terminals.

[0016]

As described above, according to the present invention, the electric wire fed from the electric wire supply device is cut to a predetermined length, and the end of the electric wire is gripped by the conveying device so as to be perpendicular to the axis of the electric wire. After carrying out the desired terminal treatment such as removal of the insulation coating of the terminal and crimping of the terminal fittings, the terminal-treated wire is released from the transporting device and stocked in the product receiver. In an electric wire terminal processing apparatus which is configured to take out a bundle of terminal-processed electric wires for each lot, an electric wire carrier having a plurality of lot sorting grooves arranged side by side with respect to the product receiver can reciprocate in parallel with the transport direction and since those provided vertically movably, sorting and temporary stock multi lot products during terminal processing of the wire can be a result, it is possible to utilize the waiting time caused by this other work (claim 1) . Further, the electric wire supply device is disposed in a direction in which the electric wire is sent out on the opposite side of the electric wire supply device with respect to the carrier device.
By arranging a belt conveyor that rotates to receive the free end side of the electric wire sent out from the device side by side with the product receiver, the electric wire follows the rotational movement of the chain belt or the like, and the entire electric wire ends at the end of the conveying device. Since it moves smoothly to the side, it is possible to process long wires as well as short wires, and the range of manufacture of wire harnesses composed of wires of various lengths is widened (claim 2) .

[Brief description of the drawings]

FIG. 1 is a schematic perspective view of a lot sorting apparatus showing one embodiment of the present invention.

FIG. 2 is a sectional view taken along line XX of FIG.

3 (A) to 3 (D) are explanatory views of a lot sorting process of electric wires with terminals.

FIG. 4 is a schematic perspective view of a conventional electric wire terminal processing apparatus.

5 is a partially enlarged perspective view of the product transfer device and the product receiving stand of FIG. 4;

FIG. 6 is a schematic plan view of FIG.

7 (A) to 7 (C) are explanatory diagrams of a conventional lot sorting process of electric wires with terminals.

[Explanation of symbols]

 W electric wire W 'electric wire with terminal 2, 2' measuring roller (wire supply device) 3 cutting and peeling device 4, 4 'terminal crimping device 5 transport device 8, 8' terminal fitting 13 electric wire carrier 14 lot sorting groove 18 belt Conveyor

Claims (2)

(57) [Claims] 1. An electric wire fed from an electric wire supply device is cut into a predetermined length, and an end of the electric wire is gripped by a conveying device and intermittently conveyed in a direction orthogonal to an axis of the electric wire to insulate the terminal. After performing desired terminal treatments such as coating removal and crimping of terminal fittings, the terminal-treated wires are released from the transfer device and stocked in a product receiver, and a bundle of terminal-treated wires is bundled for each predetermined lot. An electric wire terminal processing device configured to take out, wherein an electric wire carrier having a plurality of lot sorting grooves arranged side by side with respect to the product receiver is provided so as to be able to reciprocate in parallel with the transport direction and to be able to move up and down. Wire termination equipment. 2. An electric wire supply device sandwiching the transfer device.
On the other side, free of the wire sent from the wire feeder
A sleeve that pivots in the wire feed direction to receive the end
It is noted that the belt conveyor was arranged next to the product tray.
The electric wire terminal processing apparatus according to claim 1, wherein