JPH079794A - Marking device - Google Patents

Abstract

(57) [Summary] (Correction) [Purpose] Marking terminals with wires efficiently without manual work. [Structure] A plurality of markers 1 are held in parallel, a holder 3 that can swing around a fulcrum pin 2, a slider 4 that can integrally reciprocate in the marker juxtaposition direction, and a slider that stops moving at intervals of each marker. Rotating cylinder 5 for marker selection, and cylinder 8 for removing caps that drives the parallel links 7.
A first marking device is constituted by the marking cylinder 9 that drives the holder in the swinging direction. A holder in which a pair of rollers are arranged side by side in the longitudinal direction of the marker, a swing plate having a guide groove and a cap portion, a cap portion fixed to the holder, a marking driving means for moving the holder, and a swing plate are arranged in the marker parallel direction. A second marking device is configured by the marker selecting drive means to be moved.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a marking device for efficiently attaching an identification mark to a terminal with electric wire or the like with a marker.

[0002]

2. Description of the Related Art In the process of inserting a terminal with electric wire into a connector housing, in order for an operator to insert the terminal with electric wire of the same shape and color into a predetermined terminal accommodating chamber of the housing without mistake, for example, the base of the terminal is used. It was necessary to put an identification mark on. This marking work mainly relies on manual work, which requires a lot of man-hours.

[0003]

SUMMARY OF THE INVENTION In view of the above problems, it is an object of the present invention to provide a marking device capable of efficiently marking a terminal with electric wire or the like without manual work.

[0004]

In order to achieve the above object, the present invention provides a holder that holds a plurality of markers in parallel and is swingable around a fulcrum portion, and a marker that is connected to the holder. A slider capable of reciprocating integrally in the juxtaposed direction, a marker selecting drive means for stopping the movement of the slider at intervals of each marker, and a cap removal driving means for driving a link connected to the cap portion of the marker. A first marking device constituted by a marking driving means for driving the holder in the swinging direction, and a holder for holding a plurality of markers in parallel and arranging a pair of rollers in the longitudinal direction of the markers. A swing plate having a guide groove and a fixed cap portion that connect a straight portion and a curved portion with respect to the roller, a cap portion fixed to the swing plate, A second marking device composed of a marking driving means for moving the rudder along the guide groove and a marker selection driving means for moving the swinging plate in the marker juxtaposition direction via a slider in the orthogonal direction. It is based on.

Then, in the swinging direction of the marker, a structure provided with a work cradle elastically mounted by a buffer spring, or the marker selecting drive means engages a roller with a guide groove provided in the slider. Or a fixed cylinder and the swinging plate, which are formed by connecting the swinging link to the swinging shaft and rotatingly positioning the swinging link at an equal division angle for the number of markers. It is also possible that the movable cylinders are connected to each other and the connecting plate is formed by connecting the reciprocating rods of the both cylinders in parallel.

[0006]

In the first apparatus, the marker of the color to be used is arranged facing the work cradle by the marker selecting drive means. The cap attachment / detachment drive means removes the cap portion via the link, and the marking drive means swings the holder holding the marker to mark the tip of the marker on the work on the pedestal. In the second device, the roller of the holder holding the marker slides in the guide groove of the swing plate, the cap portion is disengaged at the straight portion of the guide groove, and the holder is swung at the curved portion. As a result, the markers swing together and mark the work.

The work cradle elastically mounted by the buffer spring absorbs the impact at the time of marking to enable smooth marking. If a rotating cylinder is used as the marker selecting drive means, the roller of the link slides in the guide groove to reciprocate the slider as the rotating shaft of the cylinder rotates, and moves integrally with the slider. Stop when the required marker is located on the work holder. Further, if a pair of fixed and movable cylinders are used as the marker selection driving means, the positions of the sliders connected to the movable cylinders, that is, the positions of the markers are set at maximum four ways by the combination of compression and extension of each cylinder. It

[0008]

1 to 4 show a first embodiment of a marking device according to the present invention. This apparatus holds a plurality of (four in this example) markers 1 in parallel in the horizontal direction, and a holder 3 made of metal that can swing up and down around a fulcrum pin 2.
And the marker 3 connected to the holder 3 in the direction in which the markers are arranged side by side
A metal slider 4 that can reciprocate integrally with the marker 1, a vertical marker selection rotation cylinder 5 that stops the slider 4 at intervals of the markers 1, and a metal cap portion 6 of the marker 1. A vertical cylinder 8 for removing and attaching a vertical cap for driving a parallel link 7 connected to the holder 3
It is generally constituted by a vertical linear cylinder 9 for marking that drives in the swinging direction, and a horizontal work pedestal 10 arranged in the marker swinging direction.

The holder 3 has a horizontal marker insertion hole 11 (FIG. 3) and a slit 12 communicating with the insertion hole 11 and is provided in parallel to hold the marker body 1a by bolting. The holding body 13, the fulcrum pin 2 penetrating the upper portion of the holding body 13, and the rear end of the holding body 13 are integrally projected and connected to each other, and the marking cylinder 9 is provided at the rear end.
To-be-pushed-up portion 15 on which the cam roller 14 is axially supported
Then, the end portion of the fulcrum pin 2 is pivotally attached to the side plate portion 16, and the middle portion of the holding body 13 is pulled to the front end of the upper horizontal plate portion 17 integrated with the side plate portion 16 so that the marker 1 becomes horizontal. It is constituted by a support body 19 provided with a coil spring 18 for biasing.

The horizontal plate portion 17 of the supporting member 19 is connected to a connecting member 21 penetrating the upper plate portion 20 of the apparatus body, and the connecting member 21 is connected to the slider 4. The slider 4 is formed in a rectangular shape, and a guide groove 2 in the longitudinal direction is formed in an intermediate portion thereof.
2, the front and rear end portions 4a and 4b are engaged with the guide rails 23 and 23 of the apparatus main body upper plate portion 20, and can be slid in the marker juxtaposed direction. A roller 25 provided at the tip of the rotary link 24 of the marker selecting rotary cylinder 5 is engaged with the guide groove 22.

An upper end portion of the rotating cylinder 5 is fixed through the upper plate portion 20 of the apparatus main body, and a rotating link 24 is fixed to an upper end portion of a rotating shaft 26. The lower end portion 26a of the pivot shaft 26 as shown in FIG. 1 and 4 is provided an L-shaped metal member 27, the proximity sensor 28 having a distal end 27a of the member 27 on the circumference four uniformly arranged (28 ₁ to 28 ₄ ) is facing. The proximity sensor 28 is a bracket 30 provided on a support 29 of the apparatus body.
The rotary cylinder 5 installed above can be stopped at four divided positions on the circumference by a brake or the like (not shown) or by using a step motor as the rotary cylinder 5.

[0012] the pivot link 24 the tip of the roller 25 can be stopped at intervals of each marker 1 ₍₁ 1 to 1 ₄ in FIG. 3) by the action of the four sensors 28 as indicated by 25 _to 253 ₄ in FIG. 2 it is (numbers ₁ to ₄ in proximity in Fig sensor 28 _{1-28 4} and the roller 25 ₁ to 25 ₄ correspond to the position of each marker ₁ 1 to 1 _4). Thereby it can be moved to a predetermined position opposed to the pedestals 10 desired ones of the four markers 1 ₁ to 1 ₄ to move integrally with the slider 4.

A cap portion 6 arranged at the tip of each marker 1 is rotatably supported by a common horizontal rod 31 via a parallel link 7, and the horizontal rod 31 is provided with a side plate 32 and a top plate 33. Is connected to the slider 4. The parallel link 7 is composed of a straight front link 7a and a rear link 7b bent at a right angle in an inverted L shape.
b has an intermediate portion connected by a tension coil spring 34, and a cam roller 35 is attached to the tip of the upper orthogonal protrusion 7c of the rear link 7b.
Is pivotally supported.

The cam roller 35 is pressed from above by the extension of the reciprocating rod 36 of the single cap removing linear cylinder 8, whereby the parallel link 7 is moved forward to disengage the cap portion 6. The attaching / detaching cylinder 8 is fixed to the upper plate portion 20 of the apparatus main body by being inverted, and the inner groove 3 of the U-shaped hook member 37 fixed to the tip of the reciprocating rod 36.
It is possible to insert the cam roller 35 of each parallel link 7 through 8.

The distal end of the marker 1 from which the cap portion 6 has been detached is pushed up by a pushing-up portion 15 behind the holder 3 by means of a marking linear cylinder 9 provided on the apparatus main body support portion 29.
The cam roller 14 is pressed from below and swings downward about the fulcrum pin 2. A pressing block 40 for the cam roller 14 is provided at the tip of the reciprocating rod 39 of the marking cylinder 9.

A proximity switch 42 facing the lower end surface of the holding body 13 of the holder 3 is provided on the front wall portion 41 of the apparatus main body to detect whether or not the marker 1 swings. The main body front wall portion 41 is swingably provided with the work pedestal 10 being pivotally supported, and the rear end 10a of the work pedestal 10 is provided between the front wall portion 41 and the pin portion 43 for buffering tension. The work pedestal 10 is supported horizontally by being urged by a coil spring 44. A receiving portion 10b for the wire-equipped terminal 45 is provided at the front end portion of the work receiving base 10.

The wire-equipped terminal 45 is a timing belt 46.
The electric wire 45a is clamped by the upper clamp 47 so that the receiving portion 1
0b and is positioned by the clamp 48 on the terminal 45 side. Then, marking is performed by the marker 1 that swings downward. Here, the work cradle 10 buffers the impact at the time of marking by the buffer tension spring 44 to enable smooth marking.

After the marking is completed, the marker 1 is reversed, contrary to the above.
Is returned horizontally by the restoring force of the tension spring 18 of the holder 3, and the parallel link 7 is returned to the rear by the rod compression operation of the cap removing cylinder 8 so that the cap portion 6 is attached to the tip of the marking. And markers of different colors (1 ₁
1 _{2-1 4)} to be positioned on pedestals 10 by operating the selection rotating cylinder 5 to move the slider 4 and the holder 3 and the marker 1 together against.

5 to 7 show a second embodiment of the marking device according to the present invention. The device holds a plurality of (four) markers 51 in parallel in the horizontal direction, and a holder 54 in which a pair of rollers 52 and 53 are arranged in parallel in the marker longitudinal direction, and a pair of rollers 52 and 53 with respect to the pair of rollers 52 and 53. A vertical swing plate 56 having a guide groove 55 formed by connecting a straight portion 55a and an upward curved portion 55b from the front to the rear, and a cap portion 57 protruding and fixed to the front of the plate 56. , A horizontal linear marking cylinder 59 that presses the holder 54 in the guide groove 55 with a reciprocating rod 58 to move along the guide groove 55, and the swinging plate 56 via a slider 60 in an orthogonal direction. A pair of long and short horizontal marker selection linear cylinders 61 and 62 that move in the marker juxtaposition direction, and a horizontal work table 63 that is arranged in the swing direction of the marker 51. Generally composed of Ri.

The holder 54 has a cylindrical holding portion 65 into which the rear portion of the marker 51 is inserted and fixed with a thumbscrew 64, and a rear end of the holding portion 65 is fixed downward, and the pair of front and rear rollers 52 above. , 53 to a pair of left and right side plates 66 having a substantially inverted trapezoidal shape
a moving portion 66 axially supported between a and 66a, and a shaft 67 of the front roller 52, which are integrally supported by the moving portion 66.
And a joint portion 68 (FIGS. 5 and 6) connected to the. The holder 54 is provided in parallel for each marker, and when the marker is not used, the pair of rollers 52, 53 are positioned in the straight portion 55a of the guide groove 55 of the swing plate 56 to horizontally support the marker 51.

The swinging plate 56 has the marking cylinder 59 fixed horizontally at the front end thereof.
The reciprocating rod 58 can be inserted into the straight portion 55a of the guide groove 55. The guide groove 55 forms a horizontal straight portion 55a having a length approximately equal to the length of the moving portion 66 in the front-rear direction from the front end of the swing plate 56, and the straight portion 5a.
Curved portion 55b facing upward from 5a to the rear end of the plate
It is a combination of. Further, the swing plate 56
A cap portion 57 is fixed to the front of the via a horizontal projecting plate 69. The cap portion 57 is attached to the tip of the horizontally positioned marker 51.

As the rod 58 of the marking cylinder 59 extends, the holder 54 is pressed through the joint portion 68, and the rear roller 53 rises along the curved portion 55a of the guide groove 55 to raise the holder 54. It inclines downward to itself. As a result, the marker 51 swings integrally downward and marks the terminal 63 with a wire on the work receiving base 63. The work receiving base 63 is disposed on the front wall portion 70 of the apparatus main body, and rotates in the downward direction around the support shaft 72 against the tension spring 71 for cushioning as in the previous example, to cushion the impact at the time of marking.

When the markers 51 of different colors are used, the pair of long and short marker selecting linear cylinders 61, 62 are used.
Thus, the swinging plate 56 is driven via the slider 60. The slider 60 includes a vertical plate portion 60a and a vertical plate portion 60a which are fixed orthogonally to the rear end portion of the swing plate 56.
And a connecting portion 60b fixed to the rear surface.
The vertical plate portion 60a is engaged with a pair of upper and lower horizontal guide rails 74, 74 of the apparatus main body support portion 73, and the connecting portion 60b.
Is inserted into the horizontal slot 75 of the column portion 73 and is connected to the body 62a of the shorter movable cylinder 62.
It is possible to slide together with the marker in the direction of juxtaposing the markers.

On the lower side of the movable cylinder 62, a long fixed cylinder 61 is provided by being fixed to the apparatus main body support portion 73. The tip ends of the reciprocating rods 76 and 77 of the fixed cylinder 61 and the movable cylinder 62 are connected by a movable connecting plate 78. The stroke ratio between the fixed cylinder 61 and the movable cylinder 62 is set to 2: 1. Then, as shown in FIG. 7, the movable cylinder 62 is expanded or compressed most when the fixed cylinder 61 is in the most compressed state, or the movable cylinder 62 is expanded or compressed most when the fixed cylinder 61 is at the most expanded state. The position of the cylinder body 62a is obtained (the chain line in FIGS. 6 and 7 shows the movement). By moving the position of the body 62a in the horizontal direction, each holder 54, that is, each marker 51, is moved horizontally, whereby the desired marker 51 is automatically selected.

[0025]

As described above, according to the present invention, a marker of a desired color is automatically selected from a plurality of markers, the cap is removed, and the marker is swung to automatically mark a terminal with a wire or the like. Therefore, the number of marking steps is significantly reduced. Further, since the work cradle absorbs the impact at the time of marking by the spring member, smooth and clear marking can be achieved.

[Brief description of drawings]

FIG. 1 is a side view showing a first embodiment of a marking device according to the present invention.

FIG. 2 is likewise a plan view from above.

FIG. 3 is likewise a front view of a main part.

FIG. 4 is a plan view taken along the line AA of FIG.

FIG. 5 is a side view showing a second embodiment of the marking device according to the present invention.

FIG. 6 is likewise a plan view from above.

FIG. 7 is a rear view of the same.

[Explanation of symbols]

 1,51 Marker 2 Support point pin 3,54 Holder 4,60 Slider 5 Rotating cylinder for marker selection 6,57 Cap part 7 Parallel link 8 Cap removing cylinder 9,59 Marking cylinder 10,63 Work receiving base 25 Cam roller 24 Rotation link 26 Rotation shaft 44,71 Buffer tension spring 52,53 Roller 55 Guide groove 55a Straight part 55b Curved part 56 Swing plate 61 Fixed cylinder 62 Movable cylinder 78 Connection plate

Claims (5)

[Claims] 1. A holder that holds a plurality of markers in parallel and is swingable around a fulcrum portion, a slider that is connected to the holder and that can reciprocate integrally in the marker juxtaposed direction, and the slider. By means of a marker selection driving means for stopping movement at intervals of each marker, a cap removal driving means for driving a link connected to the cap portion of the marker, and a marking driving means for driving the holder in the swinging direction. A marking device characterized by being configured. 2. A swing plate having a holder that holds a plurality of markers in parallel and a pair of rollers arranged in parallel in the longitudinal direction of the markers, and a guide groove that connects a straight portion and a curved portion with respect to the rollers. A cap portion fixed to the rocking plate, a marking driving means for moving the holder along the guide groove, and a marker for moving the rocking plate in a marker juxtaposed direction via a slider in an orthogonal direction. A marking device comprising: a selection driving means. 3. The marking device according to claim 1, further comprising a work cradle elastically mounted by a buffer spring in a swinging direction of the marker. 4. The marker selection drive means connects a rotation link in which a roller is engaged with a guide groove provided in the slider, and the rotation link is connected to a rotation shaft to equally divide the number of markers. The marking device according to claim 1, comprising a rotary cylinder that is rotationally positioned at an angle. 5. The marker selecting drive means is composed of a fixed cylinder, a movable cylinder connected to the swing plate, and a connecting plate connecting reciprocating rods of the both cylinders in parallel. The marking device according to 1 or 2.