JP3117744B2 - Connector mounting method and device - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a mounting method for connecting a cable core for communication and other electric wiring to a connector, and an automatic mounting apparatus therefor.

[0002]

2. Description of the Related Art Conventionally, as a mounting device for fastening a connector for connecting a core wire of a telephone cable,
JP-A-63-207073 and JP-A-63-20703
Japanese Patent Application Laid-Open No. 7075, for example, discloses a connector in which a handle is manually fitted to a connector body with a cover.

[0003]

However, in this conventional mounting apparatus, after the cable core wire is inserted and wired at a predetermined position of the connector body, an extra cable is required to press-fit the cover to this connector body and tighten it. Cutting and removing the end is all manual work, multi-core cable has to be operated many times, and there is twisting back of the cable core wire, workability is bad, it takes time and labor, In addition, there is a problem that the operation of confirming whether or not the arrangement position of the cable core wires is incorrect is complicated, and that an efficient connector cannot be connected. In the present invention, in order to eliminate these conventional disadvantages, the core wire can be twisted back and the separation can be stably performed, and the automatic operation of core wire connection can be easily performed, and the connection operation can be accurately performed in units of plural pairs. It is an object of the present invention to provide a connector mounting method and a device capable of performing efficiently, automating the management of core wire connection processing, shortening the work time by reducing the number of work steps, and easily performing the wiring adjustment. It is.

[0004]

SUMMARY OF THE INVENTION The present invention provides a connector body having a plurality of contacts therein and a connector for connecting a cable core with a cover fitted and fastened to the connector body. A cable which is inserted vertically between a screw and a guide of a core separating / conveying mechanism so as to hold the cable core at a position, and which is inserted into the screw groove by rotation of the screw. The cores are separated and transferred one by one, and the cable cores are untwisted by a untwisting member, derived from the core separation and transport mechanism, and the coating color of the separated cable cores is determined by a non-contact color sensor in units of one core. Detects each color, processes the data with a computer, and uses a single hanger with a hanger so that it comes under the pressure welding head of the tightening mechanism from the first core wire. And the connector body is moved one by one so that a predetermined contact comes under the pressure contact head, and the pressure contact head performs pressure contact and extra length core wire cutting. This is a connector mounting method in which after the operation is repeated over all the core wires, the connector body is moved to the crimping position of the connector cover, and the connector cover is fitted into and integrated with the connector body.

Another feature of the present invention is a connector mounting apparatus for connecting a cable core with a connector main body containing a plurality of contacts and a connector cover fitted and fastened to the connector main body. A connector supply magazine capable of accommodating a large number of main bodies and extruding one by one, and a connector moving table for mounting a connector main body supplied from the connector supply magazine,
A core wire separation / conveyance mechanism comprising a screw for separating and transferring the cable cores in single-core units and a guide provided opposite the screw is provided, and the core wire separation / conveyance mechanism stretches the separated cable core wire into a predetermined position. With a hanger to hold,
In addition to providing a untwisting member, an inspection unit including a color sensor having a function of coating each of the cable cores provided in the cable core wire transfer path of the core wire separation and transport mechanism, and a cable core wired to the connector main body. A connector mounting device provided with a tightening mechanism having a press-contact head for press-cutting so as to be able to move up and down, and a cover crimping mechanism having an up-and-down moveable pusher for engaging and crimping a connector cover to a connector body. The work for connecting the core wires can be performed accurately and efficiently, and the workability can be greatly improved.

[0006]

[Action] In the connector attaching of the present invention comprises a connector body c which incorporates a plurality of contacts, upon connector mounting for connecting a cable core in the connector cover c ₁ tightened fitting to the connector body c, the connector Body c
Is supplied when returning to the connector main body supply magazine 1 by the movement of the connector moving table 2. The cable cores which are separated and laid in the horizontal direction are arranged in the vertical direction.
When the screw 90 is inserted from the upper end, the cable 90 is rotated so that the cable core wire a is fed into the concave groove of the screw 90 in a single-core unit, separated and transported, and moved downward along the guide 91 at intervals. Is done. At this time, the other end of the cable core wire a is drawn into the gap between the elastic pressing plate 92 of the untwisting member facing the vertical direction of the screw 90 and the ironing roller 93, and is pressed against the screw 90. The cable cores a are sequentially moved from the upper side to the lower side, and during this movement, the cable cores a are straightened and are led out one by one from the lower end. The cable cores a that are led out one by one as described above are pulled by being supported by the swinging hanger 94, and are stretched by the swinging gripper 95 while straddling the connector moving table 2 to form an angle of 90 degrees. The pressing roller 96 is held and moved. Then, the coating color of the cable cores a sequentially moved and arranged by the screw 90 is detected for each color by the non-contact color sensor 5 by the non-contact color sensor 5, and is passed through the amplifier 53 and the A / D converter 54 to the computer 55. The data is processed and the hanger 94 is used to move the connector body c from the first core wire to the lower part of the press-fitting head 61 of the tightening mechanism in units of one core.
Th is moved to the core wire pressure contact position, performs a pressure and excess length core wire cut with piezoelectric contact head 61 is moved sequentially after this operation the repeated across the entire core complete, the connector body c to the pressure contact position of the connector cover c _1, the following in and fitted integrally to the connector body c by the pusher 80 of the cover pressing mechanism 8 the connector cover c ₁ supplied from cover supply magazine 7, connector from taking out the connector moving table 2
Is returned to the origin position, and a continuous connector mounting operation can be automatically performed in preparation for the next processing.

[0007]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described with reference to FIGS. 1 to 16. In FIGS. 1 to 5, a connector body c containing a plurality of contacts and a connector fitted and fastened to the connector body c are shown. the connector mounting device for connecting a cable core a in the cover c _1, the connector body c houses a number, a connector feed magazine 1 which can be extruded one by one, the connector supplied from the connector supply magazine 1 A screw 90 for transporting the connector moving table 2 on which the main body c is mounted, for example, a timing belt, for separating and transporting the cable core wire a in units of one core, and a guide 91 provided to the screw 90 A core wire separating and transporting mechanism b is provided, and the core wire separating and transporting mechanism b holds the separated cable core wire a at a predetermined position. An inspection unit 51 including a color sensor 5 having a function of coating the cable in the cable core wire transfer path of the core wire separating and transporting mechanism b, and the connector main body c.
A clamping mechanism 6 having a press-contact head 61 for press-cutting and cutting a cable core wire a laid on the connector body, and a connector body c
The deployed and cover pressing mechanism 8 with a pusher 80 movable up and down through the rod 81 to engage crimp the cover c ₁ fed from the cover supply magazine 7 is a connector mounting device. (FIGS. 1 to 4)

In this case, the timing belt is mounted on a plurality of rolling wheels 41 such that the connector moving table 2 having a receiving portion for inserting and supporting the connector body c can be reciprocated by the traveling portion 31 of the transport mechanism 4. It is transported by a pulse motor 32 and travels on a line on which each processing mechanism including a connector main body supply magazine 1 and a connector cover supply magazine 7 is arranged. (FIGS. 3 to 5)

As shown in FIGS. 1, 2 and 6 to 8, a rotatable screw 90 for sequentially transferring the core wire a to a single core unit is used as the core wire separating / conveying mechanism b.
And a guide 91 provided with one side surface of the screw 90 exposed to form a transfer path of the cable core wire a, and an entrance of the transfer path, that is, the screw 90
The cable cores a are vertically arranged and inserted from the upper end between the cable 90 and the guide 91, and the rotation of the screw 90 causes the cable cores a to be fed into the concave grooves of the screw 90 in a single core unit and separated and transferred. , Are sequentially moved downward along the guide 91 at intervals. At this time, the other end of the cable core wire a is drawn into the gap between the elastic pressing plate 92 of the untwisting member facing the vertical direction of the screw 90 and the ironing roller 93, and is pressed against the screw 90. The cable cores a are sequentially moved from the upper side to the lower side, and during this movement, the cable cores a are straightened and are led out one by one from the lower end. The cable cores a that are led out one by one as described above are detected by the color sensor 5 provided in the guide 91 and having an identification function. (FIGS. 1 and 2) Further, as the untwisting member of the cable core wire a to be transferred, an elastic contact plate 92 and an ironing roller 9 are used.
3 is provided on the timing belt 97. (FIGS. 2 and 6) Further, a hanger 94 which swings by hooking a cable core a which is transported by the screw 90 and drawn out one by one, and guides and stretches the cable core a drawn by the hanger 94. A rotatable gripper 95 for holding the wire is provided. When the loose cable cores a are arranged in the vertical direction and inserted between the screw 90 and the guide 91, the cable cores a are respectively loaded into the rotating screw 90. It moves sequentially downward through the rare gap, moves while being pressed against the elastic contact plate 92 of the twist-back member, and the ironing roller 93, straightens the cable core wire a, and is drawn out from the lower end. Then, the cable core a is pulled by being supported by the swinging hanger 94, and stretches over the connector moving table 2 while being stretched by the swinging gripper 95. Moving at an angle of, are also available hold while sandwiched pressure roll 96. (FIG. 6) In this case, the timing belt 97 is endlessly mounted on a driving wheel 98 and a driven wheel 99 which are rotated by a motor 102, and is disposed so as to be able to travel along the elastic contact plate 92. The ironing roller 9 is moved by moving the ironing roller 93,
2 is mounted on the support plate 100 by a spring 101. Further, the other end bundle of the core cable a is engaged with the locking slider 104 sliding on the guide rod 103 and serves as a slack stop.
In addition, a pivotable tension lever 105 is provided as needed to help prevent the cable core a from becoming loose. (FIGS. 6 to 8)

As shown in FIGS. 9 to 13, the connector supply magazine 1 has a case in which a large number of connector bodies c are stacked and accommodated, and a supply port 11 is opened in the moving path of the connector moving table 2. A stopper 12 for pushing out and suppressing the connector body c is provided at the supply port 11 so as to be swingable with a parallel pin 13, and an operation piece 14 for operating the stopper 12 is stretched by a spring 15 to perform the operation. A contact piece 16 supported by the movement of the connector moving table 2 is protruded from the piece 14 and a screw 18 inserted into the long hole 17 is slightly slid to open the stopper 12, and only one connector body c is opened. The connector body c is configured so as to be sequentially extended in the direction of the supply port 11 by a pressing member 10 pushed up by a spring 19, and has a spring elasticity or Alternatively, the connector moving table 2 can be detachably mounted or attached to a frame 21 provided with a movable stopper 20 for fixing.
Is provided so as to be slidable by a support rod 22 and can be moved in a horizontal direction while being guided by a guide 23, so that the connector body c can be supplied to the connector moving table 2.

The connector moving table 2 is slidably supported by a guide 24 and cooperated with a conveyor belt of a transport mechanism 4 to be moved to a position for holding a cable core wire. At the same time, it is arranged so as to pass right below the pressure contact head 61 of the tightening mechanism 6 and the pusher 80 of the cover crimping mechanism 8. Further, the inspection unit 51 including the color sensor 5 communicates with the lamp and the color detector 52 via the optical fiber 50 and has a wire diameter of 0.58 to 0.58.
Eight colors of 1.26φ color can be measured in a non-contact manner, and the data can be processed by inputting data to a microcomputer 55 through an amplifier 53 and an A / D converter 54. reads the color of all of the core wire to the color reading _D 1 _{to D 20} of the cable core a by the sensor 5 as data, blue, white and in example _D 1 to D ₄
Brown, _black, yellow, white, brown, black D 5 ~D _8, D 9 ~D
Green, white, brown, black _12, red, white and brown, to _D 13 _{~D 16}
Black, checks whether or not containing the purple, white, brown, black data D ₁₇ to D _20, in a normal case sends start the sequential pulse motor, followed by one second of the core wire a is pressed against the head 61
It is moved so that it comes under, and it stops at that point when something is wrong.

FIGS. 14 and 1 show the tightening mechanism 6.
As shown in FIG. 5, a pressure contact head 61 for fitting the cable core wire a into the concave groove with the contact of the connector body c so that the contact can be pressed against the core wire in the coating and cutting the extra-long core wire. The rod 63 is biased at 60 and connected to a vertically movable rod 63 which is housed in the press-fitting member 62, and the rod 63 is pressed and arranged so as to follow a cam 65 via a roller 64. The cam 65 is fixed to a slider 66 which is urged in one direction and is reciprocated on the rail 68 by the rotation of the cam 65. The cam 6
Reference numeral 5 denotes a motor pulley 69 and a timing belt 26, and the motor 27 starts and stops at the same timing so as to successively press and cut a large number of cable core wires a of the connector body c. The rotating shaft of the cam 65 is connected to a drive mechanism for moving the pusher 80 of the cover pressing mechanism 8 up and down via a clutch 28 as shown in FIG. Is transmitted, but it can be operated from a single drive source. The pusher 80 is a rod 81
Linked to, vertically movably deployed on press table 83 having a guide pin 82, to press bond the cover c ₁ fed out from the cover supply magazine 7 which is biased in one direction by the spring 86 from the connector body c It is configured as follows. In this case, the rod 81 is provided by being pressed by the spring 86 so as to be driven by the cam 85 via the roller 84, and is arranged along the line behind the tightening mechanism 6.

Furthermore, as the cover supply magazine 7, FIG. 16A, B, is slidably provided a pusher 71 and rotatably pivoted to casing 70 which can be parallel accommodating a large number of cover c ₁ as shown in C The claw piece 72 and the operation piece 74 that can be restored by the spring 73 via the rod 75 are protruded from the case 70, and the cover c ₁ is sequentially drawn out and supplied to the supply port 76 by the reciprocation of the claw piece 72 so as to be upward. are also available press fitted into the connector body c located downward pusher 80 of the cover pressing mechanism 8, but may be the case 70 to supply feed cover c ₁ by reciprocating.

In FIG. 1, 9 is a pulse motor,
9 _{1, 9 2} power motor, 32 is conveyed by a pulse motor mechanism 4, for example, start and stop the timing belt.
41 is a belt pulley pulley, 34 is a support member, 35
Is an abutment. The connector moving table 2 is moved by the pulse motor 32 when the first core wire comes under the pressure welding head 61, and moves at each step when the next core wire comes under the pressure welding head 61. Then, the press-contact cutting is sequentially performed by the press-contact head 61, and the connector having finished pressing the core wire is moved to the cover crimping position, the cover is fitted, and the connector moving table 2 is moved to the origin position by the motor 32,
After the origin is determined, it is prepared for the next processing, and the operations of pressing, cutting, and crimping are continuously and repeatedly performed as a connecting operation for each of a plurality of pairs of units. The electromagnetic clutch 28 is set as the connector cover c ₁ is operated only when pressure of the connector body c.

[0015]

According to the present invention, the loose cable cores are arranged in a vertical direction so as to hold the cable cores at predetermined positions of the connector body, and inserted between the screw and the guide of the core separation and transport mechanism. With the rotation of the screw, the cable cores fitted into the screw grooves are separated and transferred one by one, and the cable cores are untwisted by the untwisting member, and are led out from the core separation and transport mechanism. Is moved in single-core units with a hanger, stretched and lined up at equal intervals, sequentially guided and arranged on a wiring table, and the coating color of the cable cores is detected by a non-contact color sensor in single-core units and color-coded by computer. Data processing,
The connector body is moved by a hanger so as to be below the pressure contact head of the fastening mechanism from the first core wire, and the connector body is moved with the hanger so that a predetermined contact comes under the pressure contact head. While moving each core, press-contact and extra-long core wire cutting are performed by the press-contact head.After repeating this operation sequentially over all the core wires, the connector body is moved to the crimping position of the connector cover, and the connector cover is moved to the connector body. By inserting and integrating, the core wire cable can be separated and transported efficiently, the separated cable core wire can be properly twisted and integrated into the connector body, and it can be easily assembled into the connector body. In this way, connection work can be performed accurately and efficiently in units of multiple pairs, core wire connection can be automatically performed, and work time can be shortened by automating processing management and reducing the number of work steps. Wire adjustment can be performed easily, and connector mounting work can be performed automatically, greatly improving workability.Before cutting the extra-long core wire, check the position of the cable and check the connector cloth. There is an effect that a wire can be accurately executed, a safe and efficient connector connection can be performed without erroneous work, and a mounting position for connection can be freely adjusted, thereby significantly improving workability.

[Brief description of the drawings]

FIG. 1 shows an embodiment of the present invention and is a longitudinal sectional view taken along line 1-1 of FIG.

FIG. 2 is a plan view of the embodiment of FIG.

FIG. 3 is a front view taken along line 3-3 in FIG. 2;

FIG. 4 is a vertical sectional view taken along line 4-4 in FIG. 2;

FIG. 5 is an enlarged sectional front view taken along line 5-5 in FIG. 2;

FIG. 6 is a plan view of the untwist portion of the embodiment.

FIG. 7 is a partially cutaway front view taken along line 7-7 in FIG. 6;

8 is a vertical sectional view taken along line 8-8 in FIG. 6;

FIG. 9 shows a connector main body supply magazine according to the embodiment;
Is a cut side view and B is a plan view thereof.

FIG. 10 is a front view of the example of FIG. 9;

FIG. 11 is a vertical sectional view taken along line 10-10 in FIG. 9B.

FIG. 12 is a side view of a stopper operating portion of the connector main body supply magazine, where A is a closed state diagram and B is an open state diagram.

FIG. 13 is a front view of the stopper operating section of FIG.

FIG. 14 is a front view of a core wire cutting portion of the embodiment.

15 is a longitudinal sectional view taken along line 14-14 in FIG.

FIG. 16 shows a supply magazine of the connector cover of the embodiment, wherein A is a front view, B is a plan view, and C is a side view.

[Explanation of symbols]

a Cable core wire b Core wire separation and transport mechanism c Connector body c ₁ Connector cover 1 Connector body supply magazine 2 Connector moving table 4 Transport device 5 Color sensor 6 Tightening mechanism 7 Cover supply magazine 8 Cover crimping mechanism 9 Pulse motor 10 Pressing member 31 Travel Unit 50 Optical fiber 51 Detection unit 55 Computer 61 Pressure contact head 70 Case 71 Pusher 80 Pusher 90 Screw 91 Guide 92 Elastic contact plate 93 Ironing roller 94 Hanger 95 Gripper 96 Pressure contact roll 97 Timing belt

──────────────────────────────────────────────────続 き Continuation of front page (72) Inventor Tetsuya Kanehori 1-25-17 Himonya, Meguro-ku, Tokyo Inside Tokyo Communication Materials Co., Ltd. (56) References JP-A-2-281584 (JP, A) (58) Field surveyed (Int. Cl. ⁷ , DB name) H01R 43/00 H01R 43/01 H01R 43/28

Claims (2)

(57) [Claims] And 1. A connector body incorporating a plurality of contacts c, upon connector mounting for connecting a cable core a in the connector cover c ₁ tightened fitting to the connector body c, predetermined connector body c In order to hold the cable core wire a at the position, the loose cable core wires a are arranged in the vertical direction and inserted between the screw 90 and the guide 91 of the core wire separation / conveyance mechanism b. The cable core a inserted into the cable core a is separated and transferred one by one, and the cable core a is twisted back by a untwisting member to be led out from the core wire separation and transport mechanism b. The contact color sensor 5 detects the color of each core and processes the data with a computer. The connector body c is hung and moved by a single core unit so as to come down, and the connector body c is moved by a single core so that a predetermined contact comes under the pressure contact head 61. At 61, press-fitting and extra-long core wire cutting are performed, and this operation is sequentially repeated over all the core wires.
Connector mounting method characterized in that fitted integrated connector cover c ₁ is moved to the connector body c to ₁ of crimping position. A connector body c having a built-in 2. A plurality of contacts, the connector attaching device for connecting a cable core a in the connector cover c ₁ tightened fitting to the connector body c, the connector body c And a transport mechanism 4 for transporting a connector moving table 2 on which a connector main body c supplied from the connector supply magazine 1 can be placed and which can be pushed out one by one. a screw 90 that is rotatably provided with one side exposed to separate and transport a in a single-core unit, and a guide 91 that is provided opposite to the screw 90.
And a core separation / conveyance mechanism b which forms a transfer path for the cable core a, and the elastic separation plate 92 for pressing and holding the cable core a, the ironing roller 9
And a hanger 94 for holding the separated cable core wire a at a predetermined position, and a gripper 95 for guiding and holding the cable core wire a pulled by the hanger 94. The inspection unit 55 including the color sensor 5 having a function of covering the cable core wire a provided in the cable core wire transfer path of the core wire separation and transport mechanism b, and the cable core wire a wired to the connector main body c are pressed. wherein the clamping mechanism 6 provided with a pressure head 61 vertically movably, that it has deployed a cover pressing mechanism 8 with a vertically movable pusher 80 for engaging crimp the connector cover c ₁ to the connector body c of cutting Connector mounting device.