JPH0246610A - Discrimination marking device for covered wire - Google Patents

Abstract

PURPOSE:To make it possible to simplify the structure, to reduce the cost, and to realize a compact size, by providing a holding arm driven by the movement of a marker holder in the marking direction, whose holder at the top is approached to a covered wire in the direction reverse to the approaching direction of the marker to hold the covered wire together with the marking heads of the markers. CONSTITUTION:A marker holder 13 is pushed out to the right side by a link 26, and a holding arm 17 is rotated counterclockwise by the marker holder 13. And when the link 26 is made in a straight line to the marker holder 13, a covered wire 3 is held instantly by both marking heads 12AP and 12BP, and a holder 17A, and discrimination marks 11A and 11B are given in the different colors by the both marking heads 12AP and 12BP. In such a way, the marking heads of the markers and the holder of the holding arm are approached from the reverse directions each other to the covered wire by utilizing the movement of the marker holder to hold the covered wire, and discrimination marks are given. Consequently, the structure is simple, the cost is reduced, and the unit can be formed in a compact size.

Description

DETAILED DESCRIPTION OF THE INVENTION [Field of Industrial Application] The present invention relates to an identification marking device for coated electric wires for applying identification marks on the surface of covered VR1 electric wires.

[Prior art] In wire harnesses used in automobiles, etc., if coated wires with different colors are used for identification, it is necessary to prepare many types of colored wires in advance, which increases costs, so only one type is used. Identification is carried out by using covered electric wires and applying identification marks to them afterwards.

Conventional covered wire identification marking devices used for this type of application are: 1. There were inkjet type and thermal transfer type.

[Problems to be Solved by the Invention] However, all conventional identification marking devices for coated electric wires have had problems such as being expensive and requiring a large installation space.

An object of the present invention is to provide an identification marking device for covered electric wires that has a simple structure, is inexpensive, and can be miniaturized.

[Means for Solving the Problems] To explain in detail the present invention for achieving the above object, the present invention provides an identification marking device for a covered electric wire that applies an identification mark to the surface of a covered electric wire. a marker that applies an identification mark by approaching from one side of the wire; a marker holder that supports the marker; and a slider that slides the marker holder so that the marker moves back and forth in a direction toward and away from the covered wire. a support frame that supports the marker holder in a movable manner; a reciprocating drive source for reciprocating the marker holder; The present invention is characterized by comprising a presser arm that approaches the covered electric wire from a direction opposite to the approaching direction of the marker and holds the covered electric wire together with the marking head portion of the marker.

[Operation] Such a device utilizes the movement of the marker holder to bring the marking head portion of the marker and the presser portion of the presser arm closer to the LFF1 wire from opposite directions, thereby clamping the covered wire. Since the structure is such that an identification mark is applied, the structure is simple, inexpensive, and can be manufactured in a small size.

[Example] Hereinafter, an example of the present invention will be described in detail with reference to FIGS. 1 to 7. This embodiment shows an example in which a covered wire identification marking device 2 of the present invention is incorporated into a terminal crimping device 1 as shown in FIG.

This terminal crimping device 1 is of a type that crimps terminal fittings 4 to both ends of a covered wire 113, and includes a measuring roll 5 for measuring a covered wire 3 and a measuring roller 5 for cutting the measured covered wire 3. and a cutting/strip section 6 for stripping the cut outer sheath 3A on each side to expose the core wire 3B;
Terminal crimping mechanisms 7A and 7B that crimp terminal fittings 4 to the insulated wire 3 that has been cut at the strip portion 6 and has its rear end stripped, and the insulated wire 3 that has its front end stripped, respectively.
Terminal fittings 4 are attached to these terminal crimping mechanisms 7A and 7B.
Terminal reels 9A, 9B that supply strips 8A, 8B, which are a continuous body of wires, and wires that cut the ends of each stripped covered wire 3 and move from the strip section 6 side to the corresponding terminal crimping mechanism 7A, 7B side. Handling mechanism 10A,
10B. The covered electric wire identification marking device 2 of this embodiment is installed between the adjacent terminal crimping mechanisms 7A, 7B and wire handling mechanisms 10A, 10B of the terminal crimping device 1, respectively.

Next, the configuration of the identification marking device 2 for N electric wires will be explained. As shown in FIGS. 1 to 5, this device 2 includes a pair of markers 12A that approach the indium wire 3 from one side and apply identification marks 11A and 11B of different colors.
, 12B, and the markers 12A and 12B are the respective tips 13A and 13B of the Y-shaped marker holder 13.
is held between. At the tip of each marker 12A, 12B, a felt marking head 12AP, 12BP for applying an identification mark is provided. The marker holder 13 has each marker 12A.

12B is slidably supported by the support frame 14 via a slide piece 15 and a slide guide 16 so as to be able to reciprocate toward and away from the covered wire 3.

The support frame 14 has a presser arm 17 attached to a pivot pin 18.
It is supported by The presser arm 17 has a presser portion 17A at its tip, and is biased by a spring 19 so that its base end 17B is always in contact with the tip 13B of the marker holder 13. Therefore, the presser arm 17 can perform a presser operation in conjunction with the movement of the marker holder 13. A reciprocating drive source 20 consisting of an air cylinder is provided at the lower four parts of the support frame 14 to reciprocate the marker holder 13. A link mechanism 21 is provided between the reciprocating drive gi 20 and the marker holder 13 to perform control so that marking can be performed each time the reciprocating drive source 20 moves forward and backward. This link mechanism 21 includes a slide guide 22 provided on the support frame 14 in a direction perpendicular to the reciprocating direction of the marker holder 13, and
A slide piece 23 that is slidably supported at 2 degrees and connected to the operation shaft 2OA of the reciprocating drive source 20 so as to be reciprocally driven by the reciprocating motion of the reciprocating drive source 20, and the slide piece 23 and the marker holder. -13 and link bin 24.2
5 and a link 26 connected via a link 26.

Next, the operation of the terminal pressure @ device 1 and the operation of the covered electric wire identification marking device 2 will be explained. The insulated wire 3 is measured by the measuring roll 5, and the insulated wire 3 is cut at the required length by the cutting/strip section 6. The outer sheath 3A is stripped on both sides of the cut point, and the end of the core wire 3B is cut. part is exposed.

Each coated wire 3 that has been stripped on both sides of the cutting point is
It is gripped by the wire handling mechanism 10A and IOB, and the distributed portion is moved from the cutting/stripping section 6 side to each terminal pressure @iso structure 7A and 7B side, and is positioned at each crimping position 27 (see Fig. 1). . Each covered wire identification marking device 2 is positioned so that it can mark the covered wire 3 at each crimping position 27. Crimping position 27 (D NTi wire 3 Niha Ga pressure WI41f
The terminal fittings 4 are crimped at i 7 A and 7 B, respectively. At the same time, due to the operation of the reciprocating drive source 20, the slide piece 23 is lowered, for example, from the state shown in FIG. 1 to the state shown in FIG.
is pushed out to the right in Fig. 1, and the marker holder 1
3, the presser arm 17 is rotated counterclockwise in FIG. 1, and when the link 26 is aligned with the marker holder 13 as shown in FIG.
The coated wire 3 is instantly clamped between the marking head parts 2AP and 12BP and the holding part 17A, and the marking head parts 12AP and 12
[Identification marks 11A, 1 as shown in FIG. 7 by 3P
1B is applied in different colors. At this time, since the marking head parts 12AP, 12BP and the presser part 17A contact the gJI electric wire 3 only at the crimping position 27, marking errors due to movement of the covered electric wire 3 during marking do not occur. The slide piece 23 continues to descend without stopping, and the fifth
It will be in the state shown in the figure. In this state, as the slide piece 23 descends, the marker holder 13 is moved to the fifth position via the link 26.
It is pulled to the left in the figure. As a result, marking head Ia
12 AP and 128P move away from the covered electric wire 3 in the left direction, and the holding part 17A moves away from the covered electric wire 3 in the right direction by the action of the spring 19.

The covered wire 3, which has been crimped and marked with the terminal fitting 4, is returned to the original pass line by the movement of the wire handling mechanisms 10A and 10B, and measuring is started again by the measuring meter 5, as described above. Movement is repeated. However, at this time, the markings change from the state shown in FIG. 5 to the state shown in FIG. 4 for the slide piece 23.

This is done in the state shown in FIG. 4 in the process of rising as shown in FIG. In this way, the covered wire identification marking device@2 can be used for each forward and backward movement of the reciprocating drive source 20, so it is very fast and suitable for high-speed terminal crimping work in the terminal crimping device 1. It can be easily followed.

Note that it goes without saying that the number of markers may be one or three or more.

Further, the marker may be of a type that is engraved.

[Effects of the Invention] As explained above, the covered wire identification marking device according to the present invention uses the movement of the marker holder to cover the marking head portion of the marker and the presser portion of the presser arm.
Since the structure is such that an identification mark is applied by approaching the f1 line from opposite directions and holding the coated wire, the structure is simple, inexpensive, and advantageous in that it can be made compact. Further, since the structure is such that the identification mark is applied by holding the wire, there is an advantage that the marking can be performed reliably without letting the covered wire escape. Furthermore, the marking head portion can be immediately removed from the covered wire after marking, which has the advantage of shortening the time required for marking.

[Brief explanation of the drawing]

1 to 5 show an embodiment of the identification marking device for covered electric wires according to the present invention, in which FIG. 1 is a front view, FIG. 2 is a plan view of FIG. 1, and FIG. The right side view of Fig. 1, Figs. 4 and 5 are front views showing each operation during marking and non-marking, and Fig. 6 is a plan view of a terminal crimping device incorporating the identification marking device of this embodiment. FIG. 7 is a perspective view of a wave WI electric wire with a terminal marked with the device of the present invention. 2. Identification marking device for covered wire, 3. Covered wire, 3A. Sheath, 3B. ... Core wire, 4 ... Terminal fitting, 11A, 11B ... Identification mark, 12A, 1
2B... Marker 12AP, 12BP... Marking head section, 13... Marker holder 13A,
13B...Tip, 14...Support frame, 17...
- Presser arm, 17A... Presser part, 18... Pivotal pin, 19... Spring, 20... Reciprocating drive source.

Claims (1)

[Claims] An identification marking device for a covered wire that applies an identification mark to the surface of a covered wire includes: a marker that approaches the covered wire from one side to apply the identification mark; a marker holder that supports the marker; a support frame that slidably supports the marker holder so as to move it back and forth in a direction toward and away from the covered electric wire; a reciprocating drive source that moves the marker holder back and forth; and a support frame that is pivotally supported by the support frame. and is driven by the movement of the marker holder in the marking direction, so that the holding portion at the tip approaches the covered wire from a direction opposite to the approaching direction of the marker and clamps the covered wire together with the marking head portion of the marker. An identification marking device for covered electric wires, characterized by comprising a presser arm.