JPH0763025B2 - Connector float mechanism - Google Patents

Description

Description: BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a connector float mechanism, and more particularly to a connector float mechanism suitable for mounting an exchange.

[Background of the Invention]

The conventional float mechanism of a connector is described, for example, in the Proceedings of the National Conference of the Institute of Electronics and Communication Engineers, 1984, pp. 3-349 and 3-350, a part of which is shown in FIG.
Two connectors 2 and 3 are arranged so as to be inserted on both sides of the mounting plate 1, and the tip screw portion 4a of the float screw 4 to be inserted into one of the connectors 2 with a gap is provided on the mounting plate 1 and the other side. There is practiced a method in which one connector 2 is fastened to the connector 3 so that one connector 2 is in a floating state and is attached to the mounting plate 1 and the other connector 3. In the figure, 5 is two guide pins, 6 is a connector abutting portion, and 7 is a connector which is mounted on the package 8 and which is not shown on the facing surface of the other connector 3, but the above two guides. A hole for inserting the tip of the pin 5 and the connector butting portion 6 is formed.
Further, 4b is a notch groove formed in the head of the float screw 4 so that the tip of a jig (not shown) is inserted. However, in the above structure, when the two connectors 2 and 3 are assembled to the mounting plate 1, the operator is held with the two connectors 2 and 3 inserted on both sides of the mounting plate 1. Is rotated to the side opposite to the mounting plate 1 of the one connector 2 and the tip of the float screw 4 is inserted into the one connector 2, and then the tip of the jig is inserted into the notch groove 4b of the head. , Rotate and the tip screw part 4a of the float screw 4
Since it is necessary to fasten the mounting plate 1 and the other connector 3 to each other, it is not possible to easily assemble and disassemble the two connectors 2 and 3 and the mounting plate 1, and this point is taken into consideration. Is not something.

[Object of the Invention]

SUMMARY OF THE INVENTION It is an object of the present invention to solve the above-mentioned conventional problems and provide a float mechanism for a connector which enables easy assembly of the connector with a simple structure.

[Outline of Invention]

In order to achieve the above-mentioned object, the present invention can move one connector having a connector abutting portion to be connected to the other connector and a guide pin in a direction orthogonal to the axial direction of the guide pin with respect to the front surface of the mounting plate. In the floating mechanism of the connector to be mounted in a floating state, the screw part formed at one end of the guide pin of one connector near the mounting plate
15a, an insertion hole for one connector provided on the mounting plate,
It is arranged at a position corresponding to the guide pin on the back side of the mounting plate, and has a large axial length on the front side that is larger than the plate thickness of the mounting plate and two cutout surfaces parallel to the outer peripheral surface. A small diameter shaft provided on the tip end surface of the large diameter shaft and the large diameter shaft and provided with a threaded hole for screwing with a threaded portion of the guide pin, respectively, and a flow rivet provided on the mounting plate; An anti-rotation hole formed at a corresponding position and having a shape that can prevent the large-diameter shaft from rotating while the large-diameter shaft of the flow rivet is inserted; A fastening member having a hole through which a small-diameter shaft can be inserted, and when the flow rivet is inserted from the rear side into the rotation stop hole of the mounting plate and the rotation is stopped, the flow rivet is attached to the front side of the mounting plate. of With inserting a diameter shaft into the hole of the fastening member, and is characterized in that screwing the screw portion of the guide pin into the threaded hole of the small-diameter shaft.

[Embodiment of the Invention] Hereinafter, FIGS. 1 to 3 showing an embodiment of the present invention will be described. FIG. 1 is a partial sectional side view of a package-mounted connector connected to a connector on a mounting plate side to which a float mechanism according to the present invention is applied, and FIG. 2 is a part of a mounting plate side connector to which a float mechanism according to the present invention is applied. A sectional side view and FIG. 3 are enlarged perspective views showing a main part of the float mechanism.

In FIG. 1, reference numeral 9 denotes a package, 10 denotes a package side connector, which is fastened to the package 9 with a screw 20, and a guide pin 15 of the mounting side connector 14 is roughened on a surface facing a mounting side connector 14 described later. Guide hole
11 and a connector butt portion 12 connected to the connector butt portion 16 are formed.

In FIG. 2, reference numeral 13 denotes a mounting plate, and 14 denotes a mounting plate side connector, which is inserted and supported by the mounting plate 13 and has two guide pins 15 and 2 on a surface facing the package side connector 10.
The tip end of each connector butting portion 16 is projected. The guide pin 15 has a groove 15b at its tip as shown in FIG. 2 so that it can be rotated by using a tool such as a screwdriver, and as shown in FIG. Small diameter part
15c is formed, and a screw portion 15a having a diameter smaller than this is formed on the tip surface of the small diameter portion 15c.

Reference numeral 17 denotes a float rivet, which has a large-diameter head portion 17a arranged at a position corresponding to the guide pin 15 on the back side of the mounting plate 13. A large-diameter shaft 17c having a diameter slightly smaller than this is formed on the front surface of the head 17a, and the large-diameter shaft 17c.
A small-diameter shaft 17d arranged at the tip of is bored along the axial direction. The large-diameter shaft 17c has a length in the axial direction larger than the plate thickness of the mounting plate 13, and has parallel cutout surfaces 17b formed at two opposing positions on its outer peripheral surface. The small-diameter shaft 17d is provided on the tip surface of the large-diameter shaft 17c so as to have a smaller diameter than that of the large-diameter shaft 17c, and has a screw hole 17e screwed into the threaded portion 15a of the guide pin 15 at the center of the tip. .

18a is an elliptical hole as a rotation stop hole provided in the mounting plate 13 and is formed to be slightly larger and similar in shape to the large diameter shaft 17c of the flow rivet 17, and the large diameter shaft 17c is inserted from the rear side of the mounting plate 13. When it is turned, the large diameter shaft 17c is prevented from rotating. At that time, the large diameter shaft 17c is prevented from rotating at an arbitrary position in a direction orthogonal to the axial direction of the elliptical hole 18a, for example, an arbitrary position in the vertical direction, whereby the position of the flow rivet 17 can be adjusted to a desired position. The mounting plate 13 is formed with an insertion hole 18b through which the mounting plate side connector 14 is inserted.

A fastening member 19 is formed to be larger than the elliptical hole 18a and has a substantially similar shape, and a small diameter shaft of the guide pin 15 is formed at the center.
A hole 19a smaller than 15c and larger than the small diameter shaft 17d of the float rivet 17 is formed, and the small diameter shaft 17d is inserted into the hole 19a.

In the float mechanism of the embodiment, when the float rivet 17 is stopped from rotating from the back side with respect to the mounting plate 13, the fastening member 19 is inserted from the front side of the mounting plate 13 into the small diameter shaft 17d of the float rivet 17. By attaching the back surface 19b of the fastening member 19 to the end surface 17f of the large diameter shaft 17c of the float rivet 17 and screwing the screw portion 15a of the guide pin 15 into the screw portion 17e of the small diameter shaft 17d, the mounting plate side connector The mounting plate 13 is mounted on the front surface of the mounting plate 13 so as to be vertically movable and movable. Therefore, the screw part 15a of the guide pin 15 and the small diameter part
15c, the elliptical hole 18a of the mounting plate 13, the insertion hole 18b, the float rivet 17, and the fastening member 19 constitute a float mechanism.

With the above-mentioned structure, the tip of the guide pin 15 is inserted into the guide hole 11 of the connector 10 fastened to the package 9 and, at the same time, the connector abutting portion 12 and the connector abutting portion 16 are butted to each other. When the connector 10 and the mounting plate side connector 14 are assembled, it is necessary to first mount the mounting plate side connector 14 on the front surface of the mounting plate 13 in a floating state.

Therefore, in the present embodiment, the large diameter shaft 17 of the float rivet 17 is
After inserting the c into the elliptical hole 18a of the mounting plate 13 and rotating the flow rivet 17 to the mounting plate 13 in advance by rotating, the mounting plate side temporarily fixed to the flow rivet 17 Turning the guide pin 15 of the connector 14 from the front of the mounting plate 13 and tightening the screw portion 15a of the guide pin 15 into the screw hole 17e of the small diameter shaft 17d inserted into the hole 19a of the fastening member 19, the flow rivet 17 Since the large diameter shaft 17c is prevented from rotating by the elliptical hole 18a of the mounting plate 13, the connector 14 can be mounted on the mounting plate 13 only by tightening the guide pin 15 from the front of the mounting plate 13. Therefore, the mounting plate 13
On the other hand, the float rivet 17 is stopped from the back side in advance and the small diameter shaft 17d of the float rivet 17 is fixed.
When the guide pin 15 of the mounting plate side connector 14 is temporarily fastened by inserting it into the fastening member 19 and tightening or loosening the guide pin 15 from the front of the mounting plate 13, the connector 14 to the mounting plate 13 Can be easily attached and detached.

The connector 14 is attached to the mounting plate 13 in a floating state.
A large-diameter shaft 17c of the float rivet 17 is formed in the length 13 longer than the plate thickness of the mounting plate 13, and the rear surface 19b of the fastening member 19 abuts on the end surface 17f of the large-diameter shaft 17c. Since the connector 14 is attached with a gap,
The position of the mounting plate side connector 14 and the flow rivet 17 can be adjusted by vertically shifting them with respect to the elliptical hole 18a of the mounting plate 13.

[Effects of the Invention] As described above, according to the present invention, the connector is fixed to the mounting plate by tightening the guide pin of the connector from the front of the mounting plate with respect to the float rivet that is prevented from rotating from the rear side to the mounting plate. Since it is configured so that it can be mounted in a floating state, it is possible to simplify the configuration by configuring the connector as a single unit, as compared with the conventional method in which two connectors are assembled together by float pins. This has an effect that the connector can be easily attached to and detached from the plate.

[Brief description of drawings]

FIG. 1 is a partial sectional side view of a package-mounted connector that is connected to a connector on a mounting plate side to which an embodiment of a float mechanism according to the present invention is applied, and FIG. 2 is a mounting plate to which an embodiment of a float mechanism according to the present invention is applied. FIG. 3 is a partial cross-sectional side view of the side connector, FIG. 3 is an enlarged perspective view showing an essential part of the float mechanism, and FIG. 4 is a partial cross-sectional side view showing the conventional float mechanism. 1,13 …… Mounting plate, 2,3,14 …… Mounting plate side connector, 4…
… Float screw, 5,15 …… Guide pin, 15a …… Screw part of guide pin, 6,12,16 …… Connector butting part, 7,10…
… Package side connector, 8, 9 …… Package, 11 ……
Guide hole, 17 …… Float rivet, 17b …… Large diameter shaft, 1
7c …… Notched surface, 17d …… Small diameter shaft, 17e …… Screw hole, 18a…
… An elliptical hole as a detent hole on the mounting plate, 18b ……
Insertion hole provided in the mounting plate, 19 ...... fastening member, 19a ... hole.

 ─────────────────────────────────────────────────── ─── Continuation of front page (72) Tsuneo Kanai, 3-9-11 Midoricho, Musashino-shi, Tokyo Inside Nippon Telegraph and Telephone Corporation Musashino Electro-Communications Laboratory (72) Inventor Shuichiro Inagaki 3--9 Midoricho, Musashino-shi, Tokyo No. 11 Nippon Telegraph and Telephone Corporation Musashino Electro-Communication Research Laboratory

Claims (1)

[Claims] 1. A one connector having a connector butting portion to be connected to the other connector and a guide pin is attached to a front surface of a mounting plate in a floating state capable of moving in a direction orthogonal to an axial direction of the guide pin. In the float mechanism of the connector, the threaded portion formed on one end of the guide pin of one connector near the mounting plate and the position on the rear side of the mounting plate corresponding to the guide pin are arranged in the axial direction on the front side. Is larger than the thickness of the mounting plate, and has a large-diameter shaft with two cutout surfaces parallel to the outer peripheral surface.
For the one connector provided on the mounting plate, a float rivet in which a small-diameter shaft, which is located on the tip end surface of the large-diameter shaft and is provided with a screw hole for screwing with the threaded portion of the guide pin, is provided to project along the axial direction. Of the insertion hole of the mounting plate and the flow rivet of the mounting plate, and the rotation stopping hole having a shape that can prevent the large diameter shaft of the flow rivet from rotating while the large diameter shaft of the mounting plate is inserted, With a fastening member that has a shape larger than the hole and that has a hole through which the small diameter shaft of the flow rivet can be inserted, and in the state where the flow rivet is inserted from the back side to the rotation stop hole of the mounting plate At some time, the small diameter shaft of the float rivet is inserted into the hole of the fastening member on the front side of the mounting plate, and the threaded portion of the guide pin is screwed into the screw hole of the small diameter shaft.