WO2014193090A1

WO2014193090A1 - Door checker device

Info

Publication number: WO2014193090A1
Application number: PCT/KR2014/004019
Authority: WO
Inventors: 정영석; 오상현
Original assignee: 주식회사 일진
Priority date: 2013-05-27
Filing date: 2014-05-07
Publication date: 2014-12-04
Also published as: KR20140139336A; KR101484137B1

Abstract

A door checker device is disclosed. The door checker device comprises: a hinge bracket provided so as to be fixed to a vehicle body; a hinge pin fastened to the hinge bracket; a checker arm comprising a fastening end rotatably fastened to the hinge bracket by the hinge pin, and in which the opposite end of the fastening end is provided so as to be fixed to a door panel and having bent portions formed in the longitudinal direction; a bearing provided at the fastening end in a shape of encompassing the hinge pin; a door checker provided to the door panel and moving along the checker arm while causing a change in the opening/closing force of a door; and a stopper provided at the door panel and stopping the movement of the door checker with a permitted range, and thus it is possible to improve assembly capability and operational reliability.

Description

Door checker device

The present invention relates to a door checker device, and more particularly, to a door checker device that can absorb assembly step height to improve assembly productivity and prevent assembly failure.

In general, the car door is rotatably installed on the side body by a hinge so as to open and close the interior of the vehicle compartment.

The door checker device is provided to adjust the opening and closing angle in the opening and closing process of the automobile door and to fix the maximum opening amount of the door.

As shown in FIG. 1, the door checker device according to the related art includes a hinge bracket 1 fixed to a vehicle body (not shown), a mounting bracket 2 fixed to a door panel (not shown), and one end thereof. The other end is coupled to the hinge bracket (1) and connected to the body body, and the other end is mounted to the door panel through the mounting bracket (2) to connect the body body and the door panel, and a bend is formed at a predetermined portion along the longitudinal direction. It has a rod-shaped checker arm 3.

In addition, the checker arm (3) passes through and is fixed to the door checker (4) and the mounting bracket (2) mounted on the door panel to prevent movement beyond the allowable range of the door checker (4) The stopper 5 is provided.

The door checker 4 is combined with the mounting plate 41 and the mounting plate 41 having a generally rectangular plate shape having one or more assembling protrusions 41a mounted on the door panel, and mounting a predetermined size therein. The case 42 which forms a space is provided.

Referring to FIG. 2, in the mounting space formed by the case 42 and the mounting plate 41, the roller 43 is disposed at an upper portion in the height direction of the vehicle and makes a rolling contact with the upper surface of the checker arm 3. And a slider 44 disposed below the roller 43 in the height direction of the vehicle and in contact with the bottom surface of the checker arm 3, and the slider 44 elastically upward in the height direction of the vehicle. A support spring 45 or the like for supporting is built in.

Referring to FIG. 3, the hinge bracket 1 has a generally circular assembly hole 1a penetrating therein for assembling the body body, and one end of the checker arm 3 is connected to the hinge bracket 1. The hinge pin 6 is inserted into the receiving space to be fastened by a hinge pin 6 which sequentially passes through one end of the hinge bracket 1 and the checker arm 3, and one end of the checker arm 3 connects the hinge pin 6. It is connected rotatably to the hinge bracket (1).

Accordingly, when the car door is opened and closed while rotating the hinge, the checker arm 3 having one end connected to the car door rotates about the hinge pin 6 according to the opening and closing operation of the car door. The door checker 4 is rotated together with the car door. In this process, the upper roller 43 and the lower slider 44 of the door checker 4 are in close contact with the checker arm 3. It moves along the longitudinal direction of the checker arm 3.

The checker arm 3 is in the process of moving along the longitudinal direction of the checker arm 3 while the upper roller 43 and the lower slider 44 of the door checker 4 are in close contact with the checker arm 3 as described above. Passing through the bent portion formed in, the opening and closing operation force of the car door is changed according to the shape of the bent portion, such a change in the opening and closing operation force can cause the step-by-step opening and closing operation of the car door.

By the way, in the conventional door checker device as described above, when one end of the checker arm (3) is assembled to the hinge bracket (1) via the hinge pin (6), one end of the checker arm (3) and the hinge bracket (1) The clearance is not allowed in the height direction of the hinge bracket 1 in between.

When the hinge bracket 1 is mounted on the vehicle body while the hinge bracket 1 and the checker arm 3 are assembled as described above, the hinge bracket 1 is mounted in a state where an assembly dispersion in which a mounting position does not match occurs. ), The checker arm 3 is twisted or biased to one side, which causes the roller 43 and the slider of the door checker 4 to open and close the car door. As the 44 moves abnormally in contact with the checker arm 3 along the longitudinal direction of the checker arm 3, an excessive change in the opening and closing operation force of the car door occurs, and the opening and closing operation of the car door is smooth and smooth. Not only can not be made but there is a problem such as the operation noise is generated.

Therefore, the present invention has been created to solve the problems as described above, the object of the present invention is to smoothly absorb the assembly dispersion that can be formed in the mounting portion of the vehicle body to facilitate the assembly productivity. Improves the productability by preventing malfunction or noise caused by incorrect assembly of the door checker, and improves operability by smoothly absorbing through the rotation of the checker arm even when a torsional or bending external force is applied to the checker arm. To provide a door checker device that can be made.

Door checker device according to an embodiment of the present invention for achieving this object, a hinge bracket fixedly mounted to the body body, a hinge pin fastened to the hinge bracket, fastening rotatably fastened by a hinge pin to the hinge bracket A front end portion, the opposite end portion of the fastening tip portion fixedly mounted to the door panel, a checker arm having a bent portion along a longitudinal direction, a bearing installed to surround the hinge pin at the fastening tip portion, and mounted to the door panel It may include a door checker for causing a change in the opening and closing force of the door while moving along the checker arm, and a stopper mounted on the door panel to prevent movement beyond the allowable range of the door checker.

The bearing may be inserted into the fastening tip and embedded therein.

The bearing may be formed in a spherical shape in which opposite sides are cut.

The bearing may include an assembly hole into which the hinge pin is inserted and a lubrication groove formed around the assembly hole.

The lubrication groove may be formed in a spiral shape in the form of winding the circumference of the assembly hole from one end portion of the assembly hole to the other end portion.

The hinge bracket is formed in a bracket body having a flat plate shape and vertically bent from both left and right sides along the width direction of the bracket body and extending along a length direction, and fastening flanges on both left and right sides through which the hinge pins are fastened. It may include.

The width between the fastening flanges on both the left and right sides may be greater than the width of the fastening tip of the checker arm.

The bracket body may be formed with an elliptical fastening hole for mounting on the vehicle body.

As described above, according to the door checker device according to the embodiment of the present invention, a hinge hole is formed in the hinge bracket which is fastened to the vehicle body and fixed in the longitudinal direction, and is hinged to the mounting portion where the hinge bracket of the vehicle body is mounted. Even when assembly scattering occurs in the longitudinal direction of the bracket, the assembly scattering can be smoothly absorbed and mounted by appropriate adjustment of the mounting portion through the long hole, thereby improving assembly productivity.

In addition, the checker arm and the hinge bracket are connected via a bearing, and a play of a predetermined size is formed in the height direction of the hinge bracket at the connection portion of the checker arm and the hinge bracket, so that the hinge bracket is mounted on the mounting portion of the body of the hinge bracket. Even if the distribution of the assembly occurs, it is possible to properly adjust the mounting portion of the hinge bracket by using the play, it is possible to improve the assembly productivity of the door checker device and to prevent incorrect assembly or assembly failure.

As described above, even after mounting the hinge bracket properly on the body of the body by smoothly absorbing the assembly dispersion using the long hole and the play, the checker arm may be operated even if an external force acting on the checker arm causes twisting or bending. By appropriately rotating through the bearing to appropriately correspond to the torsional or bending external force, it is possible to prevent the smooth opening and closing operation of the car door or the operation noise caused by the deformation of the checker arm, thereby improving the merchandise.

In addition, as the bearing assembly groove is formed inside the checker arm, there is an effect such as to improve the assemblability.

1 is a front view of a vehicle door checker device according to the prior art.

2 is a detailed view of a door checker according to the prior art.

3 is an enlarged detail view of a connection portion of the hinge bracket and the checker arm of FIG.

4 is a front view of the door checker device according to the embodiment of the present invention.

5 is a front view of the hinge bracket according to the embodiment of the present invention.

6 is a cross-sectional view of a bearing according to an embodiment of the present invention.

7 is a cross-sectional view of the checker arm is coupled to the hinge bracket via a bearing in accordance with an embodiment of the present invention.

Hereinafter, with reference to the accompanying drawings, preferred embodiments of the present invention will be described in detail as follows.

Referring to FIG. 4, the door checker device according to the embodiment of the present invention includes a hinge bracket 11 fixedly mounted to a vehicle body (not shown) by, for example, an assembly bolt, and a door panel (not shown). It may include a mounting bracket 12 that is fixedly mounted.

In addition, one end may be rotatably connected to the hinge bracket 11, and the other end may include a checker arm 13 mounted to the door panel through the mounting bracket 12.

The checker arm 13 generally has a rod shape, and a bent portion and a flat portion may be formed at a predetermined portion along its length direction.

The bent portion may include one or more bent grooves 131 formed in the direction of reducing the thickness of the checker arm 13.

In addition, the checker arm 13 passes through and is fixed to the door checker 14 mounted on the door panel and the mounting bracket 12 to prevent movement beyond the allowable range of the door checker 14. It may include a stopper 15.

The door checker 14 is coupled to the mounting plate 141 and the mounting plate 141 having a generally rectangular plate shape having a mounting plate 141a having at least one mounting protrusion 141a mounted on the door panel, and mounting a predetermined size therein. It may include a case 142 forming a space.

In the interior of the mounting space formed by the case 142 and the mounting plate 141 of the door checker 14, the roller is disposed in the upper direction in the height direction of the vehicle in contact with the upper surface of the checker arm 13, and the A slider disposed below the roller in the height direction of the vehicle and in contact with the bottom surface of the checker arm 13 may include a slider and a support spring for elastically supporting the slider and the roller.

Of course, a pair of rollers or a pair of sliders may be installed in close contact with the checker arm 13 instead of the rollers and the sliders.

The door checker 14 performs the same action as the door checker 4 of the conventional door checker device to generate a change in the opening and closing operation force in the opening and closing process of the automobile door, and to make the opening and closing of the automobile door step by step.

One end of the checker arm 13 may be provided with a fastening front end 132, and the fastening front end 132 may be inserted into a receiving space formed by the hinge bracket 11, and the hinge bracket 11 may have a hinge end. It is rotatably connected to the hinge bracket 11 by a hinge pin 16 that is assembled to penetrate through the fastening front end portion 132.

Referring to FIG. 5, the hinge bracket 11 includes a bracket body 111 having a flat plate shape, and fastening vertically bent from both left and right sides along the width direction of the bracket body 111 to extend along the length direction. It may include a flange 112.

Between the fastening flanges 112 to form the accommodation space in which the checker arm 13 is inserted and accommodated, the accommodation space may be formed to have a predetermined width (W).

The hinge pins 16 are fitted through the fastening flanges 112 on both the left and right sides.

One end portion of the bracket body 111 may be formed through a fastening hole 111a of a predetermined size.

The length of the fastening hole (111a) is formed longer than the width, thereby forming a generally elliptical long hole.

An assembly bolt (not shown) is inserted into the fastening hole 111a to be fastened to the vehicle body so that the hinge bracket 11 is fixed to the vehicle body.

The length of the fastening hole 111a is greater than the diameter of the assembly bolt inserted into the fastening hole 111a, and the length of the fastening hole 111a in the state where the assembly bolt is inserted into the fastening hole 111a. You can adjust the position accordingly.

Referring to FIG. 6, a generally spherical bearing 17 in which both sides facing each other are cut may be inserted and embedded in the interior of the fastening tip 132 of the checker arm 13.

An assembly hole 171 into which the hinge pin 16 penetrates may be formed in the bearing 17 to penetrate from one side of the opposite side to the other side facing the other side.

A spiral lubrication groove 172 may be formed around the assembly hole 171.

The lubrication groove 172 may be formed in a spiral shape in the form of winding the circumference of the assembly hole 171 from one end portion of the assembly hole 171 to the other end portion.

Lubricant or lubricant is accommodated in the lubrication groove 172 to allow the check arm 13 to rotate smoothly around the hinge pin 16.

Referring to FIG. 7, the width W of the accommodation space of the hinge bracket 11 is larger than the width W1 of the fastening tip 132 of the checker arm 13, so that the fastening tip 132 is formed. When inserted into the accommodation space, a certain amount of play is formed between the fastening front end 132 and the fastening flange 112 of the hinge bracket 11.

Accordingly, when mounting the hinge bracket 11 to the vehicle body, when the assembly dispersion occurs in the mounting portion in the height direction (arrow A direction), the hinge bracket 11 is moved in the height direction (A) to absorb the assembly dispersion. When moving to the ()) the fastening front end 132 of the checker arm 13 is moved in the reverse direction along the hinge pin 16 within the play range, the movement for absorbing the assembly dispersion of the hinge bracket (11) In addition, since no torsional external force or bending external force is applied to the checker arm 13, the mounting work of the hinge bracket 11 is smoothed and assembly failure or misassembly can be prevented.

On the other hand, since the hinge bracket 11 is formed with an elliptical fastening hole 111a in the longitudinal direction thereof, the hinge bracket 11 is assembled to the mounting portion in the longitudinal direction (arrow B direction) when mounting the hinge bracket 11 to the vehicle body. Even if scattering occurs, the assembly bolt of the hinge bracket 11 may be moved to a portion capable of absorbing the assembly scattering in the fastening hole 111a, so that the assembly work of the hinge bracket 11 may be smoothed and assembled. Productivity can also be improved.

After the hinge bracket 11 is mounted on the vehicle body as described above, when a torsional external force or a bending external force acts on the checker arm 13, the checker arm 13 is a hinge pin via a bearing 17. Since it can rotate suitably about (16), the checker arm 13 will not be twisted or bent by the torsional external force or the bending external force.

Therefore, since the door checker 14 can smoothly move along the checker arm 13 during the opening and closing of the car door, the opening and closing operation of the car door can be made smoothly and smoothly, and the checking force by the door checker 14 can be achieved. Since there is no change, the marketability can be improved, and there is no fear of operating noise.

Although the preferred embodiments of the present invention have been described above, the present invention is not limited to the above embodiments, and easily changed and equalized by those skilled in the art from the embodiments of the present invention. It includes all changes to the extent deemed acceptable.

Claims

A hinge bracket fixedly mounted to the body body;

A hinge pin fastened to the hinge bracket;

A checker arm having a fastening tip which is rotatably fastened to the hinge bracket by a hinge pin, the opposite tip of the fastening tip being fixed to the door panel, and having a bent portion formed along a longitudinal direction;

A bearing installed in a form surrounding the hinge pin at the fastening front end;

A door checker mounted on the door panel to cause a change in the opening and closing force of the door while moving along the checker arm; And

A stopper mounted on the door panel to prevent movement beyond the allowable range of the door checker;

Door checker device comprising a.
The method of claim 1,

The bearing is a door checker device, characterized in that inserted into the fastening front end.
The method according to claim 1 or 2,

The bearing is a door checker device, characterized in that formed in a spherical shape in which both opposite sides are cut.
The method according to any one of claims 1 to 3,

The bearing

An assembly hole through which the hinge pin is inserted; And

A lubrication groove formed around the assembly hole;

Door checker device comprising a.
The method of claim 4, wherein

The lubrication groove is a door checker device, characterized in that formed in a spiral shape wound around the assembly hole from one end portion of the assembly hole to the other end portion.
The method according to any one of claims 1 to 5,

The hinge bracket

A bracket body in the shape of a plate; And

Door checker device, characterized in that it is vertically bent at both left and right sides along the width direction of the bracket body extending in the longitudinal direction, and includes a fastening flange on both the left and right sides through which the hinge pin is fastened.
The method of claim 6,

And a width between the fastening flanges on both the right and left sides is greater than the width of the fastening tip of the checker arm.
The method according to claim 6 or 7,

Door bracket device, characterized in that the bracket body is formed with a fastening hole of the elliptical shape for mounting on the body body.