JP4237554B2 - Assembly method of door check device - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention is a body bracket that is fixed to the vehicle body side, and an arm that is rotatably attached to the body bracket on one end side, and by changing the thickness in the rotation center axis direction over the longitudinal direction, An arm in which a recess for locking is formed, a bottom wall of a bottomed recess provided in the center, a case in which a hole for penetrating the arm is formed in the bottomed recess, Stopper means that is provided integrally on the other end side of the arm and prevents the case from slipping out from the bottomed recess, and the arm is inserted into the bottomed recess of the case from the direction of the rotation center axis of the arm. A first shoe and a second shoe which are arranged so as to be sandwiched and can be engaged with and disengaged from the locking concave portion, and are arranged in a bottomed concave portion of the case and in a space on the back side of the first and second shoes. And said And the first and second urging members for urging the second shoe toward the arm, and the holes formed in the bottomed recesses so as to cover the openings of the bottomed recesses of the case. The present invention relates to a method for assembling a door check apparatus having a hole through which the arm is inserted and a cover provided on the door side.
[0002]
[Prior art]
A conventional door check device will be described with reference to FIGS. 7 is a perspective view of a conventional door check device, FIG. 8 is a cross-sectional view taken along line AA in FIG. 7, FIG. 9 is a cross-sectional view taken along line BB in FIG. 7, and FIG. It is a disassembled perspective view in a case.
[0003]
7 and 8, 1 is a body bracket provided on the vehicle body side, and 2 is a case provided on the door side. A hole 3h is provided on one end side of the arm 3 and is rotatably connected to the body bracket 1 using a pin 8 inserted through the hole 3h. The other end side of the arm 3 penetrates the case 2 and can advance and retreat with respect to the case 2. A stopper cushion 4 is provided at the other end of the arm 3 protruding from the case 2, and stopper means 21 formed by bending the arm 3 is formed. A concave portion 3 a sandwiched between the convex portions 3 b is formed in the middle portion of the arm 3, and a mechanism that can be engaged with and detached from the concave portion 3 a is provided in the case 2.
[0004]
As shown in FIGS. 9 and 10, the case 2 includes a base portion 2 b attached to the door side and a bottomed recess 2 c in which a hole 2 a through which the arm 3 is inserted is formed in the bottom portion. In the bottomed recessed portion 2 c of the case 2, a mechanism that can be engaged and disengaged with the recessed portion 3 a of the arm 3 is provided. This mechanism includes a pair of shoes 22 (first shoe and second shoe) that can come into contact with the upper and lower surfaces of the arm 3 and a pair of elastic bodies that urge the shoes 22 toward the upper and lower surfaces of the arm 3. It comprises a cushion 24 (first urging means, second urging means). The shoe 22 has a sliding contact portion 22a protruding so as to be in sliding contact with the arm 3, and a side surface 22b facing the side wall surface 2f in the bottomed recess 2c of the case 2 (see FIG. 10). The opening 2 e of the bottomed recess 2 c of the case 2 is covered with a metal cover 20. The cover 20 is formed with a hole 20a through which the arm 3 is inserted so as to face the hole 2a of the bottomed recess 2c of the case 2. Further, the arm 3 of the conventional example includes a main body 3c made of metal and a resin layer 3d that covers the main body 3c in order to improve the appearance of the arm 3 and reduce friction with the shoe 22.
[0005]
As shown in FIG. 7, the cover 20 and the case 2 are attached by providing the cover 20 with a claw portion 20b facing the base portion 2b of the case 2, and bending the claw portion 20b. The stopper means 21 of this conventional example was formed by bending the other end side of the arm 3 as shown in FIGS.
[0006]
Next, the operation of the door check device configured as described above will be described. The arm 3 moves forward and backward with respect to the case 2 as the door moves in the opening direction or in the closing direction. When the shoe 22 gets over the convex portion 3b of the arm 3 and engages with the concave portion 3a, the opening and closing of the door is temporarily prohibited, and the door is checked. Further, when the door is moved in the opening direction or the closing direction, the shoe 22 gets over the convex portion 3b of the arm 3, and the movement of the door in the opening direction or the movement in the closing direction is continued.
[0007]
When the door is fully opened, the stopper means 21 comes into contact with the stopper cushion 4 on the case 2 side, and further movement of the door in the opening direction is prohibited.
(For example, refer to Patent Document 1).
[0008]
[Patent Document 1]
Japanese Patent Laid-Open No. 11-101146 (FIGS. 6 and 7)
[0009]
[Problems to be solved by the invention]
Since the stopper means 21 is formed by bending the other end side of the arm 3, when assembling the door check device having the above structure, the arm 3 has one end portion as shown in FIG. It is inserted into the hole 2a of the bottomed recess 2c of the case 2 from the side (the side where the hole 3h is formed). As shown in FIG. 11, the arm 3 passes between the side surfaces 22 b of the shoe 22 in the bottomed recess 2 c of the case 2. Accordingly, the width W of the arm 3 is set to be slightly smaller than the distance X between the side surfaces 22b of the shoe 22. However, when the width W of the arm 3 becomes small, there is a problem that the rotation of the arm 3 with respect to the body bracket 1 becomes unstable.
[0010]
This invention is made | formed in view of the said problem, The subject is providing the door check apparatus from which the smooth rotation of the arm with respect to a body bracket is obtained.
[0011]
[Means for Solving the Problems]
According to the first aspect of the present invention, there is provided a body bracket fixed to the vehicle body side and an arm whose one end is rotatably attached to the body bracket, and the thickness in the direction of the rotation center axis varies over the longitudinal direction. By doing so, a hole for penetrating the arm into the bottomed recess was formed in the bottom wall of the bottomed recess provided in the center and the bottomed recess provided in the center. A case, a stopper means integrally provided on the other end side of the arm, and preventing the case from being removed from the bottomed recess; and a rotation center axis direction of the arm in the bottomed recess of the case The first and second shoes are arranged so as to sandwich the arm from the bottom, and can be engaged with and disengaged from the locking recess, in the bottomed recess of the case and on the back side of the first and second shoes. Place in space The first and second urging members for urging the first and second shoes to the arm side and the opening of the bottomed recess of the case are arranged to be formed in the bottomed recess. In a method of assembling a door check device, wherein a hole through which the arm is inserted is formed at a position facing the formed hole, and a cover provided on the door side, the surface of the first shoe facing the second shoe The side surfaces of the second shoe projecting toward the other shoe on both sides in the width direction of the arm on the surface facing the first shoe are formed to face the side wall surface of the case. The part of the side facing the bottom wall of the bottomed recess of the case extends to the surface closest to the other shoe of the side part, and when pressed, the first shoe and the second shoe move away from each other Provide a slope that It is assembling method of a door check apparatus characterized by inserting the one end side of the hole in the bottom recess of the case.
[0012]
By forming slopes on the first shoe and the second shoe so that the first shoe and the second shoe move away from each other when pushed by the arm, the width of the arm can be increased. it can. Therefore, smooth rotation of the arm with respect to the body bracket can be obtained.
[0013]
DETAILED DESCRIPTION OF THE INVENTION
A door check device according to an embodiment will be described with reference to FIGS. FIG. 1 is a diagram for explaining an invention part of the embodiment, FIG. 2 is an enlarged view of the shoe of FIG. 5, FIG. 2 is a perspective view of the door check device of the embodiment, and FIG. 4 is a cross-sectional view taken along a cutting line DD in FIG. 2, and FIG. 5 is an exploded perspective view in the case of FIG.
[0014]
2 and 3, 101 is a body bracket provided on the vehicle body side, and 102 is a case provided on the door side. A hole 103h is provided on one end of the arm 103, and the arm 103 is rotatably connected to the body bracket 101 using a pin 108 inserted through the hole 103h. The other end side of the arm 103 penetrates the case 102 and can advance and retreat with respect to the case 102.
[0015]
A stopper cushion 104 is provided at the other end of the arm 103 protruding from the case 102, and stopper means 121 formed by bending the arm 103 is formed. A concave portion 103a sandwiched between the convex portions 103b is formed in an intermediate portion of the arm 103, and a mechanism that can be engaged with and detached from the concave portion 103a is provided in the case 102.
[0016]
As shown in FIGS. 4 and 5, the case 102 includes a base portion 102 b attached to the door side and a bottomed recess 102 c in which a hole 102 a through which the arm 103 is inserted is formed in the bottom portion. In the bottomed recessed portion 102 c of the case 102, a mechanism that can be engaged and disengaged with the recessed portion 103 a of the arm 103 is provided. This mechanism includes a pair of shoes 122 (first shoe and second shoe) that can come into contact with the upper and lower surfaces of the arm 103 and a pair of elastic bodies that urge the shoes 122 toward the upper and lower surfaces of the arm 103. Cushion 124 (first urging means, second urging means).
[0017]
The shoe 122 has a sliding contact portion 122a protruding so as to be in sliding contact with the arm 103, and a side surface 122b facing the side wall surface 102f in the bottomed recessed portion 102c of the case 102 (see FIG. 5). The opening 102e of the bottomed recess 102c of the case 102 is covered with a metal cover 120. The cover 120 is formed with a hole 120a through which the arm 103 is inserted so as to face the hole 102a of the bottomed recess 102c of the case 102. Furthermore, the arm 103 according to the present embodiment includes a main body 103c made of metal and a resin layer 103d that covers the main body 103c in order to improve the appearance of the arm 103 and reduce friction with the shoe 122. As shown in FIG. 2, the cover 120 and the case 102 are attached by providing the cover 120 with a claw portion 120b facing the base portion 102b of the case 102 and bending the claw portion 120b.
[0018]
The stopper means 121 of the present embodiment is formed by bending the other end side of the arm 103 as shown in FIGS. As shown in FIG. 1, the side surface 122b of the shoe 122 is pushed by one end of the arm 103 (the end on the side where the hole 103h is formed) to move the shoes 122 away from each other. An inclined surface 122c is formed.
[0019]
Next, the operation of the door check device configured as described above will be described. As the door moves in the opening direction or in the closing direction, the arm 103 moves forward and backward with respect to the case 102. When the shoe 122 gets over the convex portion 103b of the arm 103 and engages with the concave portion 103a, the opening and closing of the door is temporarily prohibited, and the door is checked. Further, when the door is moved in the opening direction or the closing direction, the shoe 122 gets over the convex portion 3b of the arm 103, and the movement of the door in the opening direction or the movement in the closing direction is continued. When the door is fully opened, the stopper means 121 comes into contact with the stopper cushion 104 on the case 102 side, and further movement of the door in the opening direction is prohibited.
[0020]
According to the above configuration, when the door check device is assembled, the arm 103 is inserted into the hole 102a of the bottomed recess 102c of the case 102 from one end side (the side where the hole 103h is formed). At this time, when one end of the arm 103 pushes the inclined surface 122c of the shoe 122, the shoe 122 moves away from each other by the component force of the force acting on the inclined surface 122c. Therefore, as shown in FIG. 5, the width W ′ on one end side of the arm 103 can be made larger than in the prior art. Therefore, smooth rotation of the arm 103 with respect to the body bracket 101 is obtained.
[0021]
The present invention is not limited to the above embodiment. For example, the shoe 122 of the above-described embodiment is a type in which the arm 103 is in sliding contact, but as shown in FIG. 6, a roller 301 that is rotatably provided between the side surfaces 222 b and rolls with respect to the arm 103 is provided. The used shoe 222 can also be applied by forming the inclined surface 222c. In this embodiment, the roller 301 has the pin 300 disposed between the side surfaces 222b, and the roller 301 is described as being rotatable with respect to the pin 300. However, the cross-sectional shape between the side surfaces 222b is semicircular. It is also possible to form such a groove and to arrange a roller in this groove. Further, when such a roller 301 is used, the roller 301 is formed so as not to protrude from the inclined surface 222c.
[0022]
【The invention's effect】
As described above, according to the first aspect of the present invention, the first shoe and the second shoe are pushed by the arm and the first shoe and the second shoe move away from each other. By forming the slope, the width of the arm can be increased. Therefore, smooth rotation of the arm with respect to the body bracket can be obtained.
[Brief description of the drawings]
FIG. 1 is a diagram for explaining an invention portion of an embodiment, and is an enlarged view of the shoe of FIG. 5;
FIG. 2 is a perspective view of a door check device according to an embodiment.
FIG. 3 is a cross-sectional view taken along a cutting line CC in FIG. 2;
4 is a cross-sectional view taken along a cutting line DD in FIG. 2. FIG.
5 is an exploded perspective view in the case of FIG. 2. FIG.
FIG. 6 is a diagram for explaining another embodiment.
FIG. 7 is a perspective view of a conventional door check device.
8 is a cross-sectional view taken along line AA in FIG.
9 is a cross-sectional view taken along a cutting line BB in FIG.
10 is an exploded perspective view in the case of FIG. 7;
FIG. 11 is a diagram illustrating a problem.
[Explanation of symbols]
102 Case 103 Arm 122 Shoe 122c Slope

Claims (1)

A body bracket fixed to the vehicle body side,
One end side is an arm rotatably attached to the body bracket, and by changing the thickness in the rotation center axis direction over the longitudinal direction, an arm in which a locking recess is formed;
In the bottom wall of the bottomed recess provided in the center, a case in which a hole for penetrating the arm is formed in the bottomed recess,
Stopper means that is provided integrally on the other end side of the arm and prevents the case from coming out of the bottomed recess;
A first shoe and a second shoe, which are disposed in the bottomed recess of the case so as to sandwich the arm from the direction of the rotation center axis of the arm, and are detachable from the locking recess;
1st and 2nd urging | biasing which is arrange | positioned in the space of the back side of the said 1st and 2nd shoe in the bottomed recessed part of the said case, respectively, and urges | biases the said 1st and 2nd shoe toward the said arm side Members,
The cover is disposed so as to cover the opening of the bottomed recessed portion of the case, and has a cover provided on the door side, in which a hole through which the arm is inserted is formed at a position facing the hole formed in the bottomed recessed portion. In the method of assembling the door check device,
Projecting toward the other shoe on both sides of the arm in the width direction on the surface of the first shoe facing the second shoe and on the surface of the second shoe facing the first shoe, Forming a side surface facing the side wall surface;
A direction in which the first shoe and the second shoe are separated from each other when the side portion extends to a portion of the side portion facing the bottom wall of the bottomed recess of the case to a surface closest to the other shoe of the side portion. Provide a slope to move to,
A method for assembling a door check device, wherein one end side of the arm is inserted through a hole in a bottomed recess of the case .

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