JPH0621194Y2 - Wiring device - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION << Industrial Application Field >> The present invention relates to a wire connecting device for connecting (pressing) a cable to a connector in two stages.

<< Prior Art >> A conventional guide plate device in this type of connection device is provided with a base plate 71 as shown in FIGS. 23 to 28, and the base plate 71 has a slide formed of two elongated holes parallel to each other. Holes 72 and 73 are provided, and the front and rear ends of the left and right guides 74 and 75 are slide holes 7.
It is slidably inserted in 2, 73 and guides 74, 75
The space between them is a connector setting section 76. Guide 7
Positioning pins 77 and 78 are attached to 4 and 75, respectively. Further, the base plate 71 is provided with a cable pressing mechanism 79. The cable retainer mechanism 79 includes a guide block 80, a retainer pin mechanism 81, and a cable retainer 82.
It has and. The guide block 80 has a guide hole 83.
Is formed. As shown in FIG. 27, the presser pin mechanism 81 has a presser pin 86 in a fitting insertion hole 85 formed in the block 84.
Is inserted, and the rod 87 connected to the pressing pin 86 is penetrated through the block 84 to project upward,
A cam 88 is rotatably attached to the upper end portion of 7 by a pin 89, and a pressing pin 86 is urged downward by a spring 90. A cable retainer 82 is arranged from the guide hole 83 to below the retainer pin mechanism 81.

The guide plate device thus configured is set on the connection press B shown in FIG.
Set the protector P1 on the connector setting part 76 of
Next, the cable K1 (first sheet) is set, and the cable retainer 82 is passed over the cable K1. In this state, the presser pin mechanism 81 is operated to fix the cable presser 82 and press the cable K1. That is, the cam 88 is set to the second
28. As shown in FIG. 28, which is a cross section taken along the line AA in FIG. 3, the pressing pin 86 is pushed down by the urging force of the spring 90, and the pressing pin 86 fixes the cable pressing member 82. Next, the protector P2 (second sheet) is set. The second cable (not shown) is abutted and set on the cable stopper S of the protector P2. Next, the connector (not shown) is set on the cable on the protector P2.

Next, the handle 63 of the connection press B is operated to lower the pressure block (not shown), and the connector is pressed at the tread surface of the pressure block for wire connection (pressure contact).

<< Problems to be Solved by the Invention >> However, in the above-described conventional example, it is difficult to set the connector because the projections such as the positioning pins 77 and 78 are provided around the connector setting section 76. In addition, since the presser pin mechanism 81 has the above-described configuration, the cable holding force cannot be adjusted with respect to the difference in cable thickness, so that the cable holding force becomes slow and the cable is easily detached. Furthermore, there is a risk that the second cable will be set without holding the cable in the first stage sufficiently, and the cables will be connected while the cable positions of the first and second cables are misaligned, resulting in poor connection. was there.

The present invention was made in view of the above problems, and its purpose is to facilitate the setting of connectors and to adjust the cable holding force against the difference in cable thickness. It is possible to maintain the cable holding force for a long period of time, prevent the cable from coming off, and prevent the wiring failure without the risk of performing the second-stage cable setting without holding the first-stage cable sufficiently. To provide.

<Means for Solving the Problems> In order to achieve the above object, the present invention provides a connector mounting portion provided on a base member and a guide for positioning on the back side adjacent to the connector mounting portion of the base member. A cable guide portion having guide members provided with protrusions and having guide protrusions of these guide members inserted into the grooves of the base member, and one protector of the connector mounting portion provided on the base member and guided by the cable guide portion. The first-step cable pressing mechanism that presses the first cable that is set in, the pressing element that is provided in the first-step cable pressing mechanism and that can be adjusted in the vertical direction, and the cable guide portion that is provided in the base member. A second-stage cable pressing mechanism for pressing the second cable set on the other protector of the connector mounting portion guided by the The fixing mechanism for fixing the second-stage cable retainer mechanism, the release operation for fixing the second-stage cable retainer mechanism by this retainer mechanism, and the cable retainer operation for the first-stage and second-stage cable retainer mechanisms. And an operating mechanism for performing this releasing operation.

<Operation> With this configuration, one protector is set at the connector setting position of the connector mounting part, then the cable (first sheet) is set, and the cable is pressed by the first-step cable pressing mechanism by operating the operation mechanism. . Next, the other protector is set at the connector setting position of the connector mounting portion, and the cable (second sheet) is set in the protector.

Next, while holding down the cable with the second-stage cable holding mechanism, fix the cable holding mechanism with the fixing mechanism,
Then set the connector to the cable on the protector. In this state, the connector is pressurized to connect (press contact).

In addition, by operating the operating mechanism, the release of the cable retainer by the first-stage cable retainer mechanism, the release of the cable retainer by the second-stage cable retainer mechanism, and the release of the second-stage cable retainer mechanism by the fixing mechanism. The fixation can be released at the same time.

<< Embodiment >> An embodiment of the present invention will be described below with reference to the drawings. First
1 is a perspective view of a guide plate device of a wire connection device according to the present invention with a part thereof omitted, FIG. 2 is a plan view thereof, FIG. 3 is a front view thereof, and FIG. In the drawing, A is a guide plate device, and this guide plate device A
Is provided with a base plate 1, and an upper surface portion 2 of the base plate 1 is provided with a connector mounting portion 3 and a cable guide portion 4. The connector mounting portion 3 is the upper surface portion 2
The two parallel grooves 5a and 5 formed in the above, the guides 6 parallel to these grooves 5a and 5, the left and right connector guides 7 and 8 as guide members, and the name plate 14a. As shown in FIGS. 8 and 9, the guides 7 and 8 are provided with a guide protrusion 9, a guide groove 10 and a guide pin 11 on the lower surface thereof, and the connector guides 7 and 8 are provided with the guide protrusion 9 as a groove. 5a and guide groove 10 into guide 6
, And the guide pin 11 is inserted into the guide pin holes 12 and 13 and attached to the upper surface 2. A plurality of guide hole pins 12 and 13 are formed respectively.

As shown in FIG. 6, the cable guide portion 4 includes a groove 4a formed in the upper surface portion 2, left and right cable guides 57 and 58 which are guide members, and a name plate 14b.
As shown in FIGS. 10 and 11, the cable guides 57 and 58 have guide projections 59 and guide pins 1 on the lower surface thereof.
The cable guides 57 and 58 are attached to the upper surface portion 2 by fitting the guide protrusions 59 into the grooves 4a and inserting the guide pins 11a into the guide pin holes 12a and 13a. A plurality of guide pin holes 12a and 13a are formed in each.

The groove 5 is provided with a connector pushing mechanism 15. The connector pushing-out mechanism 15 is provided with a housing groove 16 formed on the bottom surface of the groove 5, and the housing groove 16 is provided in the housing groove 16.
7 is accommodated, and the lever 17 is adapted to protrude upward from the accommodation groove 16 around the fulcrum 17a.

On the upper surface portion 2 of the base plate 1, the cable holding mechanism E of the first stage, the cable holding mechanism F of the second stage, and the fixing mechanism G.
And an operating mechanism H are provided.

The first-stage cable pressing mechanism E includes a clamper 23 and a cable pressing member 25 clamped by the clamper 23. The clamper 23 is mounted on the left and right mounting brackets 18, 19 of the base plate 1 by means of pins 23a and is attached to the clamp bars 20, 21 vertically swingably.
And a clamp bridge 22 is provided between the tip ends of the clamp bars 20 and 21. Also, the base plate 1
A belt-shaped rubber plate (not shown) is attached to the upper surface portion 2 of the parallel to the groove 5, and a cable retainer 25 is provided on the lower side of a lock holder 41 described later on the rubber plate (not shown). It is removably mounted on the insertion hole 25a.

Screw holes 26, 27 are provided on the base side of the left and right clamp bars 20, 21 of the clamper 23, and pushers 28, 29 made of screws are provided in these screw holes 26, 27. 28 and 29 are the cable retainers 25
It is located above. Also, the left and right clamp bars 2
Pin holes 23D and 23E are provided on the upper surface of 0 and 21.

Further, the cable holding mechanism F of the second stage is provided with a clamp shaft 37 rotatably provided on the left side of the upper surface portion 2 of the base plate 1, and the left end portion of the clamp arm 38 is vertically moved by the pin 38a on the clamp shaft 37. It is attached so that it can rotate in any direction. This clamp arm 38
The intermediate portion of is formed into a pushing portion, and a rubber pushing member 40 is attached to the lower side of the pushing portion.

Further, the fixing mechanism G is provided with a clamp arm lock mechanism 51 provided on the right side of the upper surface portion 2 of the base plate 1, and the clamp arm lock mechanism 51 has a lock holder 41 into which the clamp arm is inserted. The part 42 is formed. The lock holder 41 is provided with a fitting insertion hole 43 formed in the front-rear direction thereof, and a front end portion of the fitting insertion hole 43 is formed as a pin hole 44 having a small diameter. The wall surface 42 a of the arm insertion portion 42 has an opening. A guide groove 45 extending in the front-rear direction is formed on the right surface of the lock holder 41, and a long hole 46 communicating with the fitting insertion hole 43 is formed in the guide groove 45. A lock pin 47 is inserted into the fitting hole 43, and the tip side of the lock pin 47 has a small diameter. An obturator 48 is provided at the rear end portion of the insertion hole 43, and a spring 49 is interposed between the obturator 48 and the lock pin 47.
The lock pin 47 is biased forward by the lock pin 47, and the lock pin 47 extends into the clamp arm insertion portion 42 through the pin hole 44.

Further, the operating mechanism H includes a cam receiving base 30 provided at the center of the end portion of the upper surface portion 2 of the base plate 1, and a stopper 31 is formed below the cam receiving base 30. Further, springs 32 and 33 are interposed between the clamp bridge 22 of the clamper 23 and the upper surface portion 2 on the left and right sides.
Is urged upward, and the clamp bridge 22 is in contact with the stopper 31. A cam shaft 34 is rotatably attached to the cam receiving base 30, and a clamp operating cam 35 and a lever operating cam 36 are attached to the cam shaft 34.
And a handle 36a are attached to these cams 3
The phases of 5 and 36 are shifted from each other by 180 degrees.
The clamp actuating cam 35 is in contact with the upper surface of the clamp bridge 22. Further, the cam receiving base 30 is provided with a stopper 55 for restricting the rotation of the clamp operating cam 35 to 90 degrees. A support bracket 50 is attached to the right side of the base plate 1, and a side L-shaped lever 50a is attached to the support bracket 50 so as to be swingable by a pin 52 at its bent portion, and a link is attached to the upper end of the lever 50a. The rear end of 53 is connected by a pin 39, the link 53 is slidably inserted in the guide groove 45 of the lock holder 41, and the front end of the link 53 is a pin 54.
Is connected to the lock pin 47 by means of this pin 5
4 penetrates the long hole 46. The lever operating cam 36 is in contact with the upper surface of the lever 50a.

FIG. 12 shows a wire connection press. The connection press B is equipped with a base 60, and a support portion 61 installed upright on the base 60.
Further, a block mounting member 62 is provided so as to be vertically movable and biased upward by a spring, and a handle 63 for lowering the block mounting member 62 is provided on the support portion 61.

A pressure block is shown in FIG. The pressure block C includes a block main body 64, a connecting recess 65 is formed on the upper surface of the block main body 64, and a tread surface portion 66 is formed on the lower surface. Pins 67 and 68 are attached to the left and right of the lower surface of the block body 64.

Next, a method of connection work will be described.

(1) Setting of Tool The guide plate device A is set on the base 60 of the connection press B, and the connection concave portion 65 of the pressure block C is fitted and connected to the block mounting member 62 of the connection press B to form the pressure block C. Attached to the connection press B, and the guide plate device A
The guide plate device A is fixed to the base 60 with a mounting screw at the position where the pressure block C is located.

(2) Number of Poles Set The guide plate device A is a universal type for 20 to 100 poles, and the guide members are set in the following manner (see FIG. 14).

Align the extension lines of the connector guides 7 and 8 with the lines at the number of poles of the name plate 14a.

The extension lines of the cable guides 57 and 58 are aligned with the lines at the number of poles of the nameplate 14b.

(3) Connection work procedure As shown in FIGS. 15 and 16, the protector P1 is set on the connector setting portion (a) of the guide plate device A.

Next, the cable (first sheet) K1 is set, and the cable retainer 25 is passed over the cable K1 (see FIG. 18).

Rotate the handle 36a toward you to rotate the camshaft 3
The clamp actuating cam 35 rotates via 6 until it hits the stopper 55.
3 is pressed downward, and the pusher 2 of this clamper 23 is pressed.
Clamp the cable retainer 25 with 8, 29.

Next, the protector P2 is set as shown in FIG.

Next, the cable (second sheet) K2 is attached to the cable stopper portion 70 of the protector P2 and set (see FIG. 20).

Next, the clamp arm 38 is inserted into the clamp arm insertion portion 42 of the lock holder 41, and the clamp arm 38 holds down the cable K2. At this time, the clamp arm 38 comes into contact with the tip portion of the lock pin 47 and retracts the lock pin 47 against the spring 49.
It is inserted below the lock pin 47 and is locked by the lock pin 47 in this state (see FIG. 21).

Next, connect the connector D to the cable K2 on the protector P2.
(See FIG. 22). In this case, connector D
Position so that the U contact part of the above may enter into the terminal hole of the protector P2, and push it until the tip of the U contact part hits. At this time, a long terminal is set on the arrow side of the connector D.

The handle 63 of the connection press B is operated to lower the pressure block C, the pins 67 and 68 of the pressure block C are inserted into the pin holes 23D and 23E of the clamper 23, and further pressure is applied to the clamper 23. The connector D is guided and pressed by the tread surface portion 66 of the pressure block C to connect (press contact).

After connecting the wires in this manner, the pressure block C is raised.

Next, a procedure for taking out the connector D will be described.

The handle 36a of the cam shaft 34 is rotated rearward to release the pressing of the clamper 23 by the clamp operating cam 35, and the lever 50a is rotated rearward by the lever operating cam 36 to spring the lock pin 47 through the link 53. The clamp arm 38 is retreated against 49, and the lock of the clamp arm 38 by the lock pin 47 is released.

Remove the clamp arm 38 from the clamp arm insertion portion 42, and further remove the cable retainer 25 to remove the cable K.
1. Release the pressure on K2.

Then, the lever 17 of the connector pushing-out mechanism 15 is operated to move the lever 17 around the fulcrum 17a.
Then, the connector D in the connected state is taken out from the connector set portion (a).

As described above, in the connector guides 7 and 8, the guide projection 9 is fitted in the groove 5a, the guide groove 10 is fitted in the guide 6, and the guide pin 11 is inserted into the guide pin holes 12 and 13 to form the upper surface portion. It is attached to 2 and the cable guides 57 and 5
8, the guide pin 59 is fitted in the groove 4a, and the guide pin 11
Since a is inserted into the guide pin holes 12a and 13a and attached to the upper surface portion 2, there is no protrusion around the connector set portion a, and the protectors P1 and P2 and the cable K are eliminated.
It becomes easy to set 1, K2 and the connector D.

Screw holes 26, 27 are provided on the base side of the left and right clamp bars 20, 21 of the clamper 23, and pushers 28, 29 made of screws are provided in these screw holes 26, 27. The holding force of the cable retainer 25 with respect to the cable thickness can be adjusted by adjusting the vertical direction of 28 and 29.

Further, by operating the operation mechanism H, the cable K1 can be pressed by the cable pressing mechanism E of the first stage, the cable K2 can be pressed by the cable pressing mechanism F of the second stage, and the cable pressing mechanism F can be fixed by the fixing mechanism G. In this state, it is possible to pressurize the connector D and wire (press contact) it, and it is possible to prevent the wiring failure due to forgetting to hold the cable in the first-stage cable holding mechanism E.

Further, the handle 36a of the cam shaft 34 is rotated rearward to release the pressing of the clamper 23 by the clamp operating cam 35, and the lever operating cam 36 causes the lever 50a to move.
By rotating the lock pin 47 rearward through the link 53.
Is retracted against the spring 49 to unlock the clamp arm 38 by the lock pin 47.

In this way, by operating the operating mechanism H, the release of the holding of the cable K1 by the cable holding mechanism E of the first stage and the cable K2 by the cable holding mechanism F of the second stage.
It is possible to release the presser foot and the fixing of the second-stage cable presser mechanism F by the fixing mechanism G at the same time.

<Effects of the Invention> As described above, the present invention provides the connector mounting portion provided on the base member and the guide member provided with the positioning guide projection on the back side adjacent to the connector mounting portion of the base member. A cable guide portion having guide protrusions of these guide members inserted in the groove of the base member, and a first sheet provided on the base member and guided by the cable guide portion and set on one protector of the connector mounting portion. The first-stage cable pressing mechanism that holds down the cable, the pressing element that is provided in the first-stage cable pressing mechanism and that can be adjusted in the vertical direction, and the base member that is guided by the cable guide section and is equipped with the connector. The second-stage cable holding mechanism that holds the second-layer cable set on the other protector of the unit, and the second-stage cable holder that is provided on the base member. A fixing mechanism that fixes the cable presser mechanism, and an operation to release the fixation of the second-stage cable presser mechanism by this fixing mechanism,
The first and second stages of the cable pressing mechanism are provided with a cable pressing operation and an operation mechanism for performing this releasing operation.

Therefore, set one protector at the connector setting position of the connector mounting part, then set the cable (first piece)
Set the cable and press the cable with the first-stage cable holding mechanism by operating the operating mechanism. Next, the other protector is set at the connector setting position of the connector mounting portion, and the cable (second sheet) is set in the protector.

Next, while holding down the cable with the second-stage cable holding mechanism, fix the cable holding mechanism with the fixing mechanism,
Then set the connector to the cable on the protector. In this state, the connector is pressurized to connect (press contact).
Further, by operating the operation mechanism, the fixing of the second-stage cable holding mechanism by the fixing mechanism and the cable holding by the first-stage and second-stage cable holding mechanisms are released at the same time.

As described above, the cable guide portion is disposed adjacent to the connector mounting portion of the base member, and the guide member having the guide protrusion for positioning on the back side is inserted into the groove of the base member. Because it is configured,
Since the cable guide members for the connectors and cables can be positioned on the back side of these guide members, there is no protrusion around the connector mounting portion, and it becomes easy to set the protector, the cables, and the connector.

In addition, since the first-stage cable holding mechanism is provided with a pusher that can be adjusted in the vertical direction, by adjusting this pusher, the cable holding force can be adjusted against the difference in cable thickness. The cable holding force can be maintained for a long time and the cable can be prevented from coming off.

Further, since the base member is provided with an operation mechanism for releasing the fixation of the second-stage cable pressing mechanism by the fixing mechanism, a cable pressing operation by the first-stage and second-stage cable pressing mechanisms, and this releasing operation, , While pressing the cable with the first-stage cable holding mechanism by operating the operating mechanism,
The cable holding mechanism of the second stage can hold down the cable, and the fixing mechanism can fix this cable holding mechanism. In this state, the connector can be pressed to connect (press contact), and the cable holding mechanism of the first stage can be pressed. It is possible to prevent defective wiring due to forgetting to hold the cable at.

In addition, by operating the operating mechanism, the release of the cable retainer by the first-stage cable retainer mechanism, the release of the cable retainer by the second-stage cable retainer mechanism, and the release of the second-stage cable retainer mechanism by the fixing mechanism. The fixation can be released at the same time.

[Brief description of drawings]

FIG. 1 is a perspective view of a guide plate device of a wire connection device according to the present invention with a part thereof omitted, FIG. 2 is a plan view thereof, FIG. 3 is a front view thereof, and FIG. 5 is the fourth
FIG. 6 is a plan view of a base plate, FIG. 7 is a side view of the same, FIG. 8 is a plan view of a connector guide, FIG. 9 is a side view of the same, and FIG. 10 is a base. FIG. 11 is a plan view of the guide, FIG. 11 is a side view of the same, FIG. 12 is a perspective view of a connection press, FIG. 13 is a front view of a pressure block, and FIG. 14 is an explanatory view of a pole number set in a guide plate device. 15
FIG. 16 is an explanatory view of a protector set in the guide plate device, FIG. 16 is a detailed view of the XVI part of FIG. 15, FIG. 17 is a perspective view of the protector, and FIG. 18 is a description of the first stage cable set in the guide plate device. Fig. 19 is an explanatory view of a protector set, Fig. 20 is an explanatory view of a state where a cable is set on a protector, and Fig. 21 is an explanatory view of a holding operation of a second-stage cable holding mechanism in a guide plate device. 22 is an explanatory view of a connector set in a guide plate device, FIG. 23 is a perspective view of a guide plate device of a conventional wire connection device, FIG. 24 is the same plan view, and FIG. 25 is a part from the XXV direction of FIG. FIG. 26 is a partially omitted arrow view from the XXVI direction in FIG. 24, FIG. 27 is a vertical sectional view of the presser pin mechanism, and FIG. . 28, 29 ... Presser, A ... Guide plate device, E ... First stage cable holding mechanism, F ... Second stage cable holding mechanism, G ... Fixing mechanism, H ... Operating mechanism.

Claims (1)

[Scope of utility model registration request] 1. A connector mounting portion provided on a base member, and a guide member adjacent to the connector mounting portion of the base member and provided with a guide protrusion for positioning on the back side thereof. A cable guide portion inserted into the groove of the member, and a first-stage cable holding mechanism which is provided on the base member and which is guided by the cable guide portion and holds the first cable set in one protector of the connector mounting portion. A pusher provided on the first-stage cable holding mechanism and adjustable in the vertical direction; and a pusher provided on the base member and guided by the cable guide portion and set on the other protector of the connector mounting portion. A second-step cable holding mechanism that holds the second cable and a fixing mechanism that is provided on the base member to fix the second-step cable holding mechanism. , A fixing release operation for fixing the second-stage cable holding mechanism by this fixing mechanism, and an operation mechanism for performing the cable holding operation by the first-stage and second-stage cable holding mechanisms and this releasing operation are provided. Wiring device.