JPH1088888A - Check link device for automobile - Google Patents

Abstract

PROBLEM TO BE SOLVED: To remove a metal contact noise produced by the looseness between a bracket and a pin, and ensure the feel of quality. SOLUTION: A check link arm 5 is inserted into a case 1, which is mounted inside a door 17 and incorporates a check mechanism 7 where there are provided on the side of a free end 5C, which pivots one end of the check link arm 5 on a chassis and forms the other end of the check link arm 5, an elastic member 31, which comes in elastic contact with the case 1 when the door is full-opened, a bracket 33, which holds the elastic member 31 and a pin 35, which prevents the bracket 33 from breaking away. On one hand, a support projection 37, into which the bracket 33 is inserted, is provided on the elastic member 31. The pin 35 which is inserted into the check link arm 5 and the support projection 37 against the elastic force, is forcibly placed in contact with the bracket 33 by the restoring force of the support projection 37.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a check link device for an automobile which reduces a metal contact sound or the like which impairs quality.

[0002]

2. Description of the Related Art Generally, a check link device for an automobile is mounted on a door side as shown in, for example, Japanese Utility Model Application Laid-Open No. 58-33679, and has a check mechanism provided therein. And a stopper provided on the free end, which is the other end of the check link arm, which is pivotally supported by the vehicle body, and which comes into contact with the case body when the door is fully opened.

The stopper comprises an elastic member made of a material such as rubber which elastically contacts the case body, a metal bracket for holding the entire surface of the elastic member except for a contact surface of the elastic member, and a pin for preventing the bracket from being detached. The pin is inserted so as not to fall out of the mounting hole of the check link arm.

[0004]

The movement of the bracket constituting the stopper of the check link device for an automobile is restricted by contact with a pin. For example, there is a problem that metal contact noise is generated between the bracket and the pin or between the pin and the mounting hole of the check link arm, thereby deteriorating the quality.

SUMMARY OF THE INVENTION It is an object of the present invention to provide a check link apparatus for an automobile which eliminates a metal contact sound without providing a cushioning member and provides a stable quality feeling for a long period of time.

[0006]

In order to achieve the above object, according to the present invention, a check link arm is inserted into a case body mounted on a door side and having a check mechanism built therein, and one end of the check link arm is inserted. An elastic member that elastically contacts the case body when the door is fully opened and a bracket that holds the elastic member are inserted through the free end, which is the other end of the check link arm, which is pivotally supported by the vehicle body, and prevents the bracket from being detached. In the check link device having a pin to be fixed, the elastic member is disposed between the bracket and the check link arm in the check link arm insertion portion of the bracket, and the pin and the pin are opposed to the elastic force. A support projection is provided integrally with at least one of the other ends of the check link arm, and a restoring force of the support projection is provided. Therefore Tamabachi to abut and said and said bracket pin.

The support projection of the preferred embodiment is locked so as to cover at least a part of the other end surface of the check link arm, and obtains the restoring force as the check link arm moves.

According to such a check link device, when the door is fully opened, the elastic member provided on the free end side of the check link arm comes into elastic contact with the case body. At the time of this elastic contact, since the bracket holding the elastic member is fitted into the support projection of the elastic member, no metal contact noise occurs with the check link arm.

Also, the pins come into forced contact with the bracket at all times due to the restoring force of the support projections, so that the pins are between the bracket and the pin and between the pin and the engagement hole of the check link arm. No metal contact noise occurs
There is no loss of quality.

[0010]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described below with reference to FIGS.

In FIG. 1, 1 is a check link device 3
Reference numerals 5 and 5 denote check link arms penetrating the case body 1, respectively.

The case body 1 comprises a case body 9 in which a check mechanism 7 is provided, and a cover member 11 for closing the front open side of the case body 9. The cover member 11 is integrally attached to the case body 9,
Bolts 13, 13 are screwed into the upper and lower portions of the case body 9, and mounting holes 19, 19 are provided on the door panel 17 with the sealing member 15 interposed therebetween.

The check mechanism 7 housed in the case body 9 corresponds to a pair of upper and lower sliders 21 and 21 acting on the arm upper surface 5a and the lower surface 5b of the check link arm 5, and corresponds to the movement of the sliders 21 and 21. The elastic body 23 is made of a material such as rubber.

The check link arm 5 has an arm upper surface 5
a and a lower surface 5b are control surfaces formed by raised portions rising from the general surface, and one end is rotatably connected to a bracket 25 provided on the vehicle body via a pin 27.

At the other end of the check link arm 5 on the free end side, a stopper 29 is provided which comes into contact with the case body 1 when fully opened to regulate the fully opened position. The stopper 29 includes an elastic member 31 made of rubber or synthetic resin and capable of being elastically deformed, and a metal bracket 33 holding the elastic member 31 except for an inner vertical surface 31a serving as an abutting surface.
And a metal pin 35 for preventing the bracket 33 from coming off.

The elastic member 31 includes the check link arm 5
A bag-shaped support protrusion 37 to be inserted into the free end side 5C is integrally formed, and the support protrusion 37 is provided with an engagement hole 39 which is larger in diameter than the pin 35 and penetrates vertically.

The bracket 33 has an insertion hole 41 to be inserted into the support projection 7 of the elastic member 31 as shown in FIG. 2, and at the time of temporary assembly to be inserted into the support projection 37, as shown in FIG.
The engagement hole 39 is set so as to partially face the plate thickness a of the bracket 33.

On the other hand, the free end 5C of the check link arm 25 is provided with an engaging hole 43 having a diameter substantially the same as that of the pin 35 and penetrating vertically. As shown in FIG. 5, the engagement hole 43 is provided on the free end side 5C of the check link arm 5 with the elastic member 3.
When the one support protrusion 37 is fully inserted, the hole position is set to a position shifted by b from the outer bracket surface 33a of the bracket 33. At this time, a distance e for movement is secured between the inner vertical surface 31a, which is the contact surface of the elastic member 31, and the step surface 45 of the check link arm 5, which makes contact with the engagement hole 39 on the support protrusion 37 side. The pin 35 is inserted in a state where the pin 35 is forcibly aligned with the engagement hole 43 on the check link arm 5 side.

To attach the stopper 29 to the check link arm 5 in the thus constructed check link device 3 for an automobile, a supporting projection 37 is provided on the free end side 5C of the check link arm 5 as shown in FIG. Free end side 5C
The elastic member 31 is inserted until it hits the
7 is fitted with the bracket 33.

Next, as shown in FIG. 6, the bracket 33 is supported by a fixing jig 47, and the check link arm 5 is moved in the P direction by another jig. At this time, the support protrusion 37
Are elastically deformed in the extending direction, and the engagement holes 43 project outward from the outer bracket surface 33a of the bracket 33, so that the pins 35 are inserted into the engagement holes 39, 43 as shown in FIG. After the insertion of the pin 35 is completed, the fixing jig 47 is removed, so that the pin 35 is restored by the restoring force of returning to the support projection 37 and the outer bracket surface 33 a of the bracket 33.
And a state in which they come into strong contact with each other.

Therefore, when the door 17 is fully opened,
The elastic member 31 provided on the free end side 5C of the check link arm 5 comes into elastic contact with the case body 1. At the time of this elastic contact, the bracket 33 holding the elastic member 31
Is inserted into the support projection 37 of the elastic member 31, so that no metal contact noise with the check link arm 5 is generated. In addition, the pin 3
5 always comes into contact with the bracket 33 forcibly, so that the metal contact noise between the bracket 33 and the pin 35 and between the pin 35 and the engagement hole 43 of the check link arm 5 is reduced. It does not occur and a stable feeling of quality can be obtained over a long period of time.

FIGS. 7 to 11 show another embodiment of the stopper 29. FIG. That is, the stopper 29
Elastically deformable elastic member 4 made of rubber or synthetic resin material
9 and a metal bracket 51 for holding the elastic member 49 except for an inner vertical surface 49a serving as a contact surface.

The elastic member 49 includes the check link arm 5
A penetrating support protrusion 53 to be inserted into the free end side 5C is integrally formed, and the support protrusion 53 is provided with an engagement hole 55 having the same diameter as the pin 59 and penetrating vertically.

As shown in FIG. 9, the bracket 51 has an insertion hole 56 inserted into the support projection 53 of the elastic member 49.
At the time of provisional assembly to be inserted into the support protrusion 53, the center of the engagement hole 55 is deviated toward the bracket 51 with respect to the outer bracket surface 51a of the bracket 51, and is positioned within the thickness a of the bracket 51 by C. It is set to face.

On the other hand, the free end 5 of the check link arm 5
C has an engagement hole 43 penetrating vertically.
The engagement hole 43 is provided in the check link arm 5 as shown in FIG.
The inner vertical surface 49a of the elastic member 49 inserted into the free end side 5C of the
Is in contact with the step surface 45 of the check link arm 4, the edge of the hole is located along the outer bracket surface 51 b of the bracket 51, and the engagement hole 43 on the check link arm 5 side
The pin 59 is inserted in a state where the pin 59 is forcibly aligned with the engagement hole 55 of the support projection 53.

The other components are the same as those shown in FIG.

Therefore, in order to attach the stopper 29 to the check link arm 5, the check link arm 5
The elastic member 49 is fitted into the free end side 5C of the check link arm 5 until it hits the step surface 45 as shown in FIG.

Next, as shown in FIG. 10, the check link arm 5 and the bracket 51 are fixed so as not to move, the support projection 53 is pulled in the F direction by a jig 61, and the engagement hole 55 is Outer bracket surface 51a
, So that each of the engagement holes 55, 4
Insert the pin 59 into 3. After the insertion of the pin 59 is completed, the jig 61 is removed, so that the pin 59 comes into strong contact with the outer bracket surface 51a of the bracket 5 due to the restoring force of returning to the support projection 53.

Therefore, when the door 17 is fully opened,
The elastic member 49 provided on the free end side 5C of the check link arm 5 comes into elastic contact with the case body 1. At the time of this elastic contact, the bracket 51 holding the elastic member 49
Is inserted into the support projection 53 of the elastic member 49, so that no metal contact noise with the check link arm 5 is generated. In addition, the restoring force of the support projection 53 causes the pin 59
The metal contact noise is generated between the bracket 51 and the pin 59 and between the pin 59 and the engagement hole 43 of the check link arm 5 because the metal comes into forced contact with the bracket 51 at all times. Instead, a stable quality can be obtained over a long period of time. Note that the support protrusions 37 and 53
Has a shape formed in a rectangular cylindrical shape.
It is also possible to have a shape in which the left and right sides are not left except for the upper and lower surfaces having 9, 55.

[0030]

As described above, according to the check link device of the present invention, the pin inserted into the engagement hole is always forced into contact with the bracket by utilizing the elastic restoring force of the elastic member. Therefore, when the door is opened and closed, or when the door is opened or closed, there is no metal contact noise due to rattling of the bracket and the pin, and a sense of quality can be obtained over a long period of time.

[Brief description of the drawings]

FIG. 1 is a cross-sectional view of an automotive check link device according to the present invention.

FIG. 2 is a cross-sectional view of the check link device in which an elastic member serving as a stopper and a bracket are disassembled.

FIG. 3 is an exploded perspective view of a free end side of a check link arm, an elastic member, a bracket, and a pin.

FIG. 4 is an operation diagram of assembling a bracket holding an elastic member to the check link arm.

FIG. 5 is an operation diagram in which a bracket holding an elastic member is inserted into a check link arm.

FIG. 6 is an operation diagram in which an engagement hole of a check link arm and an engagement hole of a support protrusion are forcibly aligned by a fixing jig.

FIG. 7 is an exploded view similar to FIG. 2, showing another embodiment of the stopper.

FIG. 8 is an exploded perspective view of the stopper of FIG. 7;

FIG. 9 is a mounting operation diagram of FIG. 8;

FIG. 10 is an operation diagram in which the engagement hole of the support projection and the engagement hole of the check link arm in FIG. 8 are forcibly aligned using a jig.

FIG. 11 is a view showing the completion of the mounting in FIG. 8;

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Case body 5 Check link arm 5C Free end side 7 Check mechanism 17 Door panel (door) 31 Elastic member 33 Bracket 35 Pin 37 Support projection 39 Engagement hole 43 Engagement hole

Claims (2)

[Claims] A check end is inserted into a case body attached to a door side and having a check mechanism therein, and one end of the check link arm is pivotally supported on a vehicle body, and a free end serving as the other end of the check link arm is provided. The check link device, wherein an elastic member that elastically contacts the case body when the door is fully opened and a bracket that holds the elastic member are inserted through the side, and a pin that prevents the bracket from being detached is fixed to the check link device. In the check link arm insertion portion of the bracket is disposed between the bracket and the check link arm, and, against the elastic force thereof,
A support projection is provided integrally with at least one of the pin and the other end of the check link arm,
The check link device for an automobile, wherein the bracket and the pin are resiliently contacted by the restoring force of the support projection. 2. The support projection is locked so as to cover at least a part of the other end surface of the check link arm,
The check link device according to claim 1, wherein the restoring force is obtained as the check link arm moves.