JP3465514B2 - Sliding door support device - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION [0001] BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a vehicle having a side opening.
Attach a slide door that opens and closes the same side opening.
Ride door support, especially slides in fully open position
A sliding door with a check mechanism to prevent misalignment
It relates to a support device. [0002] 2. Description of the Related Art Vehicles, especially one-box cars, have a side wall of a vehicle.
A side opening for the occupant to get on and off is formed at the
A sliding door is often used for closing. This kind of
Sliding doors are usually placed vertically in the side opening of the vehicle body.
Upper, middle and lower guides at three locations
Supported by the mechanism. Each of these three sets of guide mechanisms
The rails that are usually attached to the vehicle
Attached to the door and engages with each rail
And each roller. In this case, the three sets of guide mechanisms are
The door load is transferred at the rolling contact position between the roller and each roller.
Rolling at the top, middle and bottom
The center of gravity of the door is located approximately at the center of the contact position. like this
The positional relationship does not change when opening and closing the slide door,
The sliding door is always stably supported on the vehicle body. place
Attach upper, center and lower rails to the vehicle side
To the sliding door side,
Each of which has three guide mechanisms.
In the sliding door support device of Ip, the center rail is
Attached to the rear outer wall of the car, it detracts from the beauty of the body
In some cases. Therefore, the center rail is attached to the rear outer wall of the vehicle body.
Sliding door of the type that is more removed and provided on the sliding door side
A support device is known. For example, in FIGS.
The sliding door support device shown in FIG.
Upper and lower rails on the upper and lower edges (see Fig. 21)
Attach 3 and 4 and center the slide door 5
Attach the rule 6. Moreover, upper and lower rails
Slide the upper and lower rollers 7, 8 that engage with 3, 4
The door that is attached to the door 5 and engages with the center rail 6
The trawler 9 is attached to the vehicle body. [0005] Here, the vehicle is installed separately in the vertical direction of the vehicle body.
The three sets of guide mechanisms include the guide rails 3, 6, 4
And the upper and lower rollers 7, 9, and 8 transmit and receive a door load.
Center and lower rolling contact positions p1, p2, p3
In particular, among these rolling contact positions, the center rolling
The contact position p2 moves during the opening stroke of the slide door 5.
It hardly moves in the front-back direction X which is the riding direction. This
When the slide door 5 as shown in FIG.
As shown in FIG. 21, the upper and lower rolling contact positions p
1, p3 is the center rolling contact position p2 and
Slide in the direction X) by the required distance L1 in X
The center of gravity G of the door 5 is located at the center of the three rolling contact positions
Therefore, the slide door 5 is stably supported. On the other hand, when the slide door 5 reaches the fully opened position
Then, as shown in FIG. 21, the upper check on the door 5 side is performed.
The member 13 is locked to the striker 14 on the vehicle body side,
Check member 10 is locked to striker 12 on the vehicle body side.
As a result, the slide door 5 is held at the fully open position. At this time,
Upper and lower rolling contact positions p1 and p3 are in the front-rear direction
At X, it comes very close to the center rolling contact position p2, required
The distance L1 '(<L1) is shortened and the three rolling contact positions
The positions p1, p2, and p3 gather near the front of the door.
For this reason, the center of gravity G of the sliding door 5 has three rolling contacts.
It comes to be located behind the touch positions p1, p2, p3,
The sliding door 5 has a vertical direction A, a front-rear direction X, and a vehicle width.
In the direction (perpendicular to the plane of FIG. 21).
Become. At this time, the upper check on the slide door 5 side is performed.
The lock member 13 and the center check member 10 are mounted on the vehicle body side.
By being locked to the strikers 14 and 12, respectively,
The gap between the vertical direction A and the front and rear direction X of the ride door 5 is regulated.
Wear. It should be noted that Japanese Utility Model Publication No.
A center rail is provided on the door side, and the center rail is
Tie that supports the mating roller at the rear edge of the side opening of the vehicle body
A slide door support device for a door is disclosed. Here,
Part of the pivot of the roller that engages the center rail
The check member on the door side is locked to the pivot.
To keep the door in the fully open position
You. [0008] However, actual fairness 7-5
In the case of the sliding door support device disclosed in
Only the check mechanism provided in a part of the guide mechanism is provided
, The vertical direction A of the sliding door 5, the front-rear direction X, and the vehicle width
Direction deviation could not be regulated reliably. In addition,
The place of the sliding door support device disclosed in FIGS.
, The vertical direction A of the sliding door 5 at the fully open position, the front-back direction
X deviation is set for each part of the upper and center guide mechanisms.
It is regulated by the check mechanism of the beam upper and the center.
However, both guide mechanisms are
Relatively far from the lower end of the door 5 and above the sliding door 5.
The displacement in the downward direction A and the longitudinal direction X cannot be regulated more reliably.
won. Moreover, in the vehicle width direction of the slide door 5 (perpendicular to the paper surface)
Direction), especially on the rear end side.
I couldn't do it. Thus, when the door is fully opened,
The rolling contact position p of the upper and lower guide mechanisms
1, p3 is the rolling contact position p2 of the intermediate guide mechanism.
Approaching and stably support the door when fully open
If you have a type of guide mechanism that makes it difficult
Restricts play of the sliding door 5 when it is opened.
Need to be implemented. Therefore, an object of the present invention is to provide a door
It is difficult to stably support the door against the car body when opening
Fully open even if a different type of guide mechanism is used.
Sliding door rattling can be more reliably prevented
Is to do. [0010] According to the first aspect of the present invention,
The middle of the sliding door that opens and closes the side opening of the vehicle body in the vertical direction
A first rail provided on the portion and engaging with the same rail;
A first guy having a first roller supported on the vehicle body side;
Mechanism and a second race provided above the side opening.
And was supported on the slide door side.
A second guide mechanism having a second roller;
Engage with the third rail provided at the lower part of the opening
And a third roller supported on the slide door side.
And a third guide mechanism for the slide door.
Rolling contact between the first roller and its rail during the opening stroke
The second and third rollers and their rails relative to the contact position
So that each rolling contact position moves closer to
In the configured sliding door support device, at least
The third guide mechanism and the second or first guide
In one of the mechanisms,Striker and same striker
And a check member that releasably meshes withThe above slur
Check mechanisms that hold the door in the fully open position
A support portion for the first roller of the first guide mechanism,
To prevent the sliding door from being displaced in the vehicle width direction.
A stop mechanism is provided. Therefore, the third guide mechanism and the second or the above
Two provided on any one of the first guide mechanisms
Of the sliding door when fully opened
Places on the side of the vehicle body, thereby
And the displacement in the front-rear direction.
Mounted on the support member of the first roller of the guide mechanism of FIG.
Stop mechanism restricts displacement of slide door in the vehicle width direction
The Rukoto. [0012] 1 to 3 show an embodiment of the present invention.
Slide door support device shown. This sliding door
The supporting device is the entrance 20 at the side of the one-box car C and
Attached between the sliding door 21 that opens and closes the entrance
ing. The inner peripheral wall of the entrance 20 has a centered front edge.
The rear end of the rear wall 66 (see FIG.
3, see Figure 9), the upper edge of the roof
The lower edge of the guide rail 22 (see FIG. 5)
Dosyl 23 (see FIG. 5)
You. Here, the side sill 23 is provided as shown in FIG.
And the inner and outer panels 231 and 232
It is formed by being superimposed on the upper end of the inner panel 231.
Is connected to a floor panel 46. Facing the entrance 20
The outer panel 232 at the position where
A step 233 forming a plane is formed in the middle of the step, and the step
The inner vertical portion 234 extends from the inner end of
The upper end of the side vertical part 234 is joined to the upper part of the inner panel 231
Have been. The sliding door 21 shown in FIG.
Peripheral parts of the inner panel 30 and the inner panel 31 are integrated with each other.
And a window 33 is formed in the upper part thereof.
You. FIG. 4 shows the configuration of the sliding door 21.
Some parts such as door trim have been removed to make it easier
The state is shown. There are many inner panels 31 of this door
A main part 311 having an opening formed therein and a central part of the main part
The reinforcing plate 312 to be integrally joined and the inside of the reinforcing plate 312
Bracket 3 bolted over center and main part 311
13. Outer periphery of main part 311 of inner panel
The edge portion faces the inner peripheral wall of the entrance 20 at a predetermined interval.
5 and a seal member g (FIG. 5)
See also
The gap between the inner peripheral wall of the exit 20 is to be closed.
You. The sliding door 21 is a first guide.
An intermediate portion guide mechanism R1 as a mechanism, a second guide mechanism,
The upper guide mechanism R2 and the third guide mechanism
Slidably supported by the vehicle body via the lower guide mechanism R3
You. As shown in FIGS. 3 to 5, the intermediate portion guide mechanism R1
Is the center rail 3 attached to the slide door 21 side
4 and attached to the rear end edge 64 of the vehicle body.
A center roller 35 engaged with the center rail 34.
You. On the other hand, the upper and lower guide mechanisms R2 and R3 are on the vehicle body side.
Upper and lower rails 24, 27 attached to
And the slide door 2 is engaged with each rail.
Upper and lower rollers 25, 2 attached to one side
8 is provided. As shown in FIG. 4 to FIG.
The center rail 34 forming a part of the mechanism R1 is an inner panel.
Lateral recess 3 formed at the center of the reinforcing plate 312 on the 31 side
15 and integrated with each other,
A straight portion 341 extending in the front-rear direction X and a bay outside the rear end
And a bending portion 342 (see FIG. 6) that bends. Directly here
The curved portion 342 is biased to the outside of the vehicle body by L5 with respect to the
So that the sliding door 21 is fully closed.
When it reaches the position E1, the rear side of the slide door 21
Outer wall is continuous with other outer walls around the rear side of the entrance 20
You can be guided to do so. Center rail 34
As shown in FIG. 14, the lower cutout d1 is basically
Extending from the upper rectangular section s4 and a part of the rectangular section s4.
Lower extending cross section s5 followed by lateral extending cross section s6
And The inner part surrounded by the upper rectangular section s4 has
The two outer sandwiching rollers 53 before and after the above are mounted so that they can roll.
And two inner pairs forming a pair with the two outer sandwiching rollers 53.
The nipping roller 54 has an inner vertical section s4- of the upper rectangular section s4.
Contact 1 from inside. Thus, the two outer clamping rows
The inner vertical cross section by the rubber 53 and the two inner clamping rollers 54
Two points on both sides of s4-1 are oriented in the vehicle width direction Y
The sliding door in the vehicle width direction Y.
The suppression mechanism M for suppressing the position is configured. This deterrence mechanism M
As a result, the play of the slide door 21 in the vehicle width direction Y is reliably absorbed.
And slide door 21 in the sliding direction
Direction) Can be guided smoothly to X. Of the laterally extending cross section s6
On the lower surface, a center pivotally supported by a center arm 55 on the vehicle body side
The roller 35 comes into contact with the center roller 35 on the vehicle body side.
The slide door 21 is slidably supported, and
Supports part of the load. Here, the center arm 55
Functions as a pivotal support member for the center roller 35. Center forming part of the intermediate portion guide mechanism R1
The arm 55 serves as a pivot member for the center roller 35 on the vehicle body side.
As shown in FIG. 14, the vertical pin 56 and the base 57 are
The center of the rear pillar 64 which forms the rear edge of the entrance 20
And the rotating end side is opposed to the center rail 34.
You. The center arm 55 is provided with a vertical piece 551 on the rotation end side.
And a horizontal piece 552 extending outward from the upper end thereof;
An upper piece 554 having a lower end bolted to the piece 551;
An upper horizontal piece 553 extending outward from the upper end of the same piece;
It is composed of As shown in FIGS.
The side piece 552 of the center arm 55
It is located below the lower notch d1 of the tare rail 34,
Two outer pinching rollers 53 are pivotally supported via two vertical pins 62
I do. The upper horizontal piece 553 is paired with the inner vertical section s4-1.
It is arranged so that it faces two front and rear
The two inner clamping rollers 54 are pivotally supported via the pins 63. The vertical piece 551 faces the horizontally extending cross-section s6.
Center roller so that it is located immediately below the same part s6.
35 is supported in a protruding manner. This center roller 35 is horizontal
Is fixed to the vertical piece portion 551 through the pin 68.
And the vertical load 551 is applied to the door load received by the center roller 35.
And can be supported on the vehicle body base side. FIG. 7, FIG.
9 to 12, the upper guide mechanism R2 is
The paralle 24 is located at the center and the rear side (right in FIG. 7).
Side) extends in the front-rear direction X of the vehicle body, and its front side portion is front and rear.
Extending in the direction X,
To the downward wall 221 (see FIG. 12) of the
Tighten with bolt 35 via bracket 241
Fixed. In addition, the upper rail 24 is located on the rear side.
The front end is L3 (see FIG. 7) at the center of the vehicle body (see FIG. 7).
Is formed so as to be biased upward. As a result,
The door 21 is fully opened so that it protrudes from the rear outer wall of the vehicle body and is held.
From the position E2 (see FIG. 1), the fully closed position E1 (see FIG. 2)
When the door reaches, the outer wall on the upper side of the sliding door
Guide to be continuous with other side outer wall around 20
be able to. The upper rail 24 is provided as shown in FIG.
Has a rectangular cross section s1 having a lower notch c1,
An upper roller 25 is provided on the inner portion surrounded by the rectangular section s1.
Are rotatably fitted. The rear side of this rail 24
In particular, the inside of the rectangular section s1 (right side in FIG. 11)
Takes a shape in which the downwardly extending portion s11 extends.
On the rear end side of this upper rail 24 (see FIG. 10),
U-shaped upper striker 37 is mounted via bracket 36
It is attached to hang down. Here, the bracket 36
Fix the upper striker 37 to the inner wall of the upper rail 24
And a base 361 extending upward from the front edge of the base.
The stopper rubber 3 is fixed to the upper wall of the
8 supporting the vertical wall portion 362. Stopper rubber 3
8 is in contact with the upper roller 25,
Reduces shock when sliding to the open position E2 (see FIG. 1)
You. As shown in FIGS. 4 and 7, a sliding door
A base portion of an upper arm 39 is fixed to the upper front end of 21.
You. A vertical pin 40 (see FIG.
10), an upper part of the upper guide mechanism R2 is formed.
A roller 25 is pivotally supported, and the roller is an upper rail 24.
It is mounted so that it can roll freely. 9 and FIG.
Near the tip of the upper arm 39.
An upper check member 41 capable of engaging with the squid 37 is provided.
Be worn. The upper striker 37 and the upper
The lock member 41 is disposed on a part of the upper guide mechanism R2.
Form an upper check mechanism. As shown in FIGS. 7 and 9
In addition, the upper check member 41 is blocked via a pin 411.
It is pivotally supported by the racket 412. Further upper check member
Reference numeral 41 denotes a spring (not shown) that is elastically biased to rotate in the locking direction.
In addition, the check member 41 is an upper striker 3
7 (see FIG. 9), the rotation of which can be released.
The pawl 413 is locked. Coaxial cable for releasing the claw 413
The cable 42 has the other end, as shown in FIG.
Check release operation device attached to the center front side of the panel 31
It is connected to the structure 43. This check release operation mechanism 43 is a coaxial cable.
Coaxial from the cable 42 and a lower check member 50 described later.
A rotation lever 431 connected to the cable 52 and a rotation lever
A solution integrally connected to the bar 431 via the rotation shaft 432
The pivot handle 433 and the rotating shaft 432 are pivotally supported and
Bracket as base to be bolted to female panel 31
313. In addition, the bracket 313
Use the front part as the base of the check release operation mechanism 43
The lock mechanism is released when the door (not shown) is fully closed.
Used as the base of the operating mechanism. Next, a part of the lower guide mechanism R3
As shown in FIG. 8, the rear part of the
Extends in the front-back direction X of the body, and its front side
The side sill 23 is formed so as to be inclined.
To the inner vertical wall 234 (see FIGS. 16 and 17).
At this point, it is tightened and fixed by bolts 44. As shown in FIG.
As described above, the lower rail 27 has a front portion facing the front-rear direction X.
The front end is L-shaped with respect to the rear.
4 so that it is biased toward the center of the vehicle (upward in Fig. 8)
Is done. As a result, the sliding door 21 is moved to the rear outer wall of the vehicle body.
From the fully open position E2 (see FIG. 1) which is further protruded and held
When the fully closed position E1 (see FIG. 2) is reached, the slide
The outer wall on the lower side of the door is outside the other side around the entrance 20
It can be guided to be continuous with the wall. The lower rail 27 is, as shown in FIG.
Upper rectangular section s2 having side notch c2 and lower notch c
3 in which the lower rectangular section s3 having an upper section 3
Form a surface. In the inner part surrounded by the upper rectangular section s2
The lower roller 28 on the slide door side is mounted so that it can roll freely.
You. Slided inside part surrounded by lower rectangular section s3
A vertical guide roller 29 and a horizontal lower guide roller on the
The roller 516 is rotatably mounted. As shown in FIG. 16, the lower rail 27 is
U-shaped lower part at the rear end through a sheet metal bracket 47
Secure the striker 48 (see Fig. 3) so that it hangs down
You. Here, the bracket 47 is the lowermost
From the base 471 for fixing the Leica 48 and the front edge of the base
Extends upward and is fixed to the upper wall of the lower rail 27
And a bent portion 472 that supports the stopper rubber 49.
The lower striker 48 and the bracket 47
The stopper rubber 49 is, as shown in FIG.
7, that is, a position deviated to the outside of the vehicle,
A lower check member 50 to be described later is engaged with the lower striker 48.
The stopper rubber 49 is provided with a lower
The tip of the arm 51 is set to be able to abut. As shown in FIG.
As shown in FIG.
51 is fixed. This lower arm 51 is a sliding door
Arm portion 511 which is bolted to
The tip of the portion 511 is rotatably pinched via a vertical pin 512.
Rotating bracket 513 that is connected to
A rotating plate 514 (see FIG.
18). As shown in FIG. 16 and FIG.
A horizontal pin 518 extends from the vertical wall of the ket 513,
The lower end of the pin forms a part of the lower guide mechanism R3
The roller 28 is pivoted. The lower roller 28 is a lower rail.
27 is rotatably mounted on the inner part of the upper rectangular section s2.
You. As shown in FIGS. 16 to 18, the rotating plate 514 is
A pair of vertical pins is attached to the end of the vehicle body on the center side (the upper side in FIG. 18).
515, each lateral lower guide roller 516 is pivotally supported.
The vertical guide roller 29 is pivoted between the rollers via a horizontal pin 517.
Support and lower check on the rear end side (right side in FIG. 18)
The member 50 is mounted. As shown in FIG. 17, here,
In particular, the lower roller 28 and the vertical guide roller 29
Up and down displacement of the lower part of the door by holding the center of the cross section of the door 27
And a pair arranged in the inner part of the lower rectangular section s3
Of the lower part of the door in the vehicle width direction Y
Regulates displacement. As shown in FIG. 8 and FIG.
The locking member 50 is pivotally supported by a rotating plate 514 via a pin 501.
You. Further, the lower check member 50 is locked by a spring (not shown).
Elastically biased in the direction, and the lower check
When the member 50 engages with the lower striker 48,
It is locked by a claw 502 that can release the movement. Claw 502 is supported
A lever pivotally supported by the shaft 503 and integrally connected to the claw 502
The bar 504 is connected to the coaxial cable 52. this
The coaxial cable 52 is, as shown in FIG.
21 to the inner chamber 32, the other end
It is connected to the rotation lever 431 of the removing operation mechanism 43. What
The lower striker 48 and the lower check member 50
Is deployed at the location of the lower guide mechanism R3.
A lock mechanism is formed. As described above, the sliding door 21 is moved to the middle part,
Support via the lower and lower guide mechanisms R1, R2, R3
And the upper and lower guide mechanisms R2, R3
Using the upper and lower check mechanisms respectively deployed
Sliding door that regulates the position of the sliding door when fully opened
The operation of the support device will be described. When fully closed, slide
The door 21 is provided with intermediate, upper and lower guide mechanisms R1, R
2. Close the entrance 20 via R3 and lock not shown
The mechanism locks the sliding door 21 in the fully closed position E1. In this case, the center of the slide door 21 is
As shown by a solid line in FIG.
The end curved portion 342 is pivotally supported by the center arm 55 on the vehicle body side.
Rolling contact position with the center roller 35 (see FIG. 14)
p5 (see Fig. 2) to transfer the door load to the roller side.
And at the same position are formed by the inner and outer nipping rollers 53 and 54.
The restraining mechanism M restricts displacement in the vehicle width direction Y. In addition,
The upper part of the ride door 21 is provided via an upper roller 25 on the door side.
The rolling contact position p4 on the upper rail 24 on the vehicle body side (see FIG.
2) to regulate the displacement of the upper part of the door in the vehicle width direction Y.
Is controlled. Further, the lower part of the sliding door 21 is
Rolling contact with the lower rail 27 on the vehicle body side via the roller 28
It is locked at the touch position p6 (see FIG. 2) to support the door load.
And at the same position, the side guide roller 2 on the door side.
9, 516 are locked to the lower rail 27 on the vehicle body side, and
(A) also restricts displacement in the vehicle width direction Y. In this case, the slide door 21 is supported on the vehicle body side.
Of the three rolling contact positions of the rollers
Rolling contact positions p4, p6 and intermediate rolling contact position p
5 is relatively large in the front-back direction X which is the sliding direction.
And the door center of gravity G has three rollers.
Rolling contact positions p1, p2, p3
Therefore, the slide door 21 is relatively stably supported on the vehicle body side.
Be held. Next, an unlocking hand (not shown) in the vehicle interior
Or the door handle 65 outside the vehicle is released by the occupant.
The lock mechanism (not shown) is released and the slide
Door 21 is fully open position side E2 from fully closed position E1 (FIG. 1,
(See FIG. 3), that is, the opening operation is performed toward the rear. The sliding door 21 slides toward the fully open position E2.
Contact position p of the upper roller 25 during the opening stroke
4 and the rolling contact position p6 of the lower roller 28 are in the front-rear direction.
X, and there is almost no displacement in the front-rear direction X
The direction in which the center roller 35 approaches the rolling contact position p5
Go to At this time, the slide door 21 is
34, the lower roller 2 is attached to the center roller 35 on the vehicle body side.
8 to apply a door load to the lower arm 51 on the vehicle body side.
It slides while being supported. At the same time, the upper roller 25
A center rail 34 is provided on the body side upper rail 24 and a vehicle body side.
The vertical and horizontal guides are attached to the two pairs of inner and outer clamping rollers 53 and 54
The rollers 29 and 516 move to the lower rail 27 on the vehicle body side.
The sliding door 21 is moved up and down A
Opening operation smoothly while suppressing the play in the vehicle width direction Y
I can do it. The sliding door 21 reaches the fully open position E2.
And the upper and lower guide mechanisms R2, R3
Operated upper and lower check mechanisms respectively deployed
I do. That is, the slide door 21 is positioned at the upper position on the front end side.
Upper check member 41 bites into upper striker 37
The lower check member 50 at the lower position
48, and thereby the front end side of the slide door 21
Is a vehicle body in two upper and lower positions with a relatively large gap
Joined to the side. Therefore, rolling contact of three rollers
The positions p4, p5 and p6 are located on the front side of the sliding door 21.
In other words, the center of gravity G of the sliding door 21 is located behind these.
Up and down on the rear end side of the sliding door 21
The displacement in the direction A and the displacement in the front-rear direction X are reliably eliminated.
You. The fully opened position E2 of the slide door 21 is
When positioning, this lower check member 50
The position that engages with the triker 48 sets the door fully open position E2.
It is used as a reference position for
So that the material 41 can easily mesh with the upper striker 37
It will be set. In addition, when this fully open,
Inner / Outer nipping roller 5 supported by the side center arm 55
3, 54 (see FIG. 16).
The trailer 34 is clamped in the vehicle width direction X.
The displacement of the sliding door 21 in the vehicle width direction X is also reliably suppressed.
It is. Thus, the sliding door 21 of FIG.
When in the open position, make sure that the vertical direction A and the front-rear direction X
And, it is supported after each shift in the vehicle width direction Y is prevented. Thereafter, the occupant performs a check release operation in the passenger compartment.
When the release handle 433 of the mechanism 43 is rotated, the coaxial
Upper check member linked via cables 42 and 52
Each of the pawls 41 and the lower check member 50 is released, and
Ride door 21 is up striker 37 and Roastra
Leaves from squid 48. Next, the sliding door 21 is moved forward.
Receiving the closing operation force in the direction
The lock mechanism (not shown) locks at
The door 21 is locked at the fully closed position E1. As described above, the sliding door 21 is fully opened.
At the time of the position E2, the center of gravity G of the sliding door 21 rolls three times.
It is located behind the contact positions p4, p5, p6, and
A type of guy that makes it difficult to support the door stably
In the case where the mechanisms R1, R2 and R3 are used, FIG.
In particular, the sliding door support device of
It is located at the position where both upper and lower guide mechanisms R2 and R3 are arranged.
Doors with upper and lower check mechanisms deployed respectively
And the center rail 34 is a restraining mechanism.
M and the sliding door 2
1, a shift in the vertical direction A on the rear end side, a shift in the front-rear direction X, and
The displacement in the vehicle width direction Y can be reliably eliminated. The sliding door support device shown in FIG.
Each one of the upper and lower guide mechanisms R2 and R3 of the door 21
The upper and lower check mechanisms provided in the
Although the displacement of the door is regulated, instead of this, FIG. 19 and FIG.
A sliding door support device as shown in FIG.
You can do it. This sliding door support device is the device of FIG.
In comparison with, the arm provided in a part of the upper guide mechanism R2
Instead of the paper check mechanism, the guide mechanism R1
Only the point using the center check mechanism deployed in part
Different, middle, upper and lower guide mechanisms R1, R
2 and R3 and other configurations are almost the same,
The same reference numerals are given to one member, and the duplicated description will be omitted. Slide door support shown in FIGS. 19 and 20
The device moves the sliding door 21a to the middle, upper and lower parts.
It is supported on the vehicle body via each guide mechanism R1, R2, R3.
Each of the intermediate guide mechanism R1 and the lower guide mechanism R3
A check mechanism is deployed in the section. Of the intermediate portion guide mechanism R2
The center arm 55 forming a part is shown in FIGS.
As shown in FIG.
The side is opposed to the center rail 34. This center arm
55 is a vertical piece 551 on the rotating end side and two outer holding rows.
A lateral piece 552 for pivotally supporting the LA 53, and an upper piece 554;
And an upper laterally-facing portion 5 for pivotally supporting the two inner clamping rollers 54
53. In particular, the vertical piece 551 has a laterally extending cross section s.
6 (see FIG. 14) and is located immediately below the same portion s6.
The center striker 58 and the center roller 3
5 is protruded. The center engageable with the center striker 58
The center check member 59 is located at the center of the slide door 21a.
It is provided below the front end of the rail 34 (see FIG. 20).
These are centers provided in a part of the intermediate guide mechanism R2.
Make a check mechanism. It is shown by a two-dot chain line in FIGS.
As described above, the center check member 59 is connected to the substrate via the pin 67.
591 is pivotally supported, and the substrate 591 is reinforced on the inner panel side.
Bolted to plate 312. The center check member 59 is shown in FIG.
The spring is elastically urged to rotate in the locking direction by this spring.
Center check member 59 is center striker against force
In the case where the gears 58 mesh with each other, they are shown by two-dot chain lines in FIG.
As shown in FIG.
2 are engaged and locked. Release lever integrated with this claw 592
The bar 593 is connected to the coaxial cable 42a.
Check the other end of the shaft cable as shown in FIG.
It is connected to the rotating lever 431 of the removing operation mechanism 43a. What
The lower lever 50 (FIG. 1)
9) The end of the coaxial cable 52 extending from the side is also connected.
Is done. The check release operation mechanism 43a in FIG.
, The rotation lever 43
Only at the point where two coaxial cables 52 and 42a are connected to 1
Are different, and the other components have the same configuration.
You. As described above, the slide shown in FIGS.
Door 21a is almost the same as the sliding door support device of FIG.
When the door is fully opened, the guide mechanisms R in the middle and lower parts
1. Center and lower part respectively allocated to each part of R3
The check mechanism keeps the sliding door 21a at the fully open position E2.
Carry. That is, when the door is fully opened, the middle portion and the lower portion
Of each of the two guide mechanisms R1 and R3.
The center and lower check mechanisms operate. At this time,
The center rail 34 of the slide door 21a at the open position E2 is
As shown by the two-dot chain line in FIG.
55. Moreover, as shown by a two-dot chain line in FIG.
The center check member 59 is mounted on the center arm 55.
Meshes with the Nastreiker 58. 16 and FIG.
As shown in FIG.
48, and thereby the front end side of the slide door 21
Is securely connected to the vehicle body at two positions, the middle and the lower.
You. Thereby, the upper and lower sides of the rear end side of the slide door 21a
The displacement in the direction A and the displacement in the front-rear direction X are eliminated, and
Inner and outer nipping rollers 53 and 5 supported by a center arm 55
4 (see FIG. 16).
The displacement of the door 21a in the vehicle width direction X is also suppressed. As described above, the slide slider shown in FIGS.
The support device operates similarly to the slide door support device of FIG.
Use effect, and in particular, at the rear end of the slide door 21a.
A part of each of the middle and lower guide mechanisms R1 and R3
By the center and lower check mechanism respectively
Can be more reliably eliminated. [0044] As described above, according to the first aspect of the present invention,
When the door is fully opened, the third guide mechanism and the third door
Provided on one of the second and first guide mechanisms
Being restrained on the vehicle side by the lower two check mechanisms
The sliding direction of the sliding door and the vertical displacement
And, in particular, the lower third guide mechanism is more reliable
Displacement of the lower end of the sliding door can be eliminated.
Mounted on the support member of the first roller of the first guide mechanism at the intermediate portion.
The restraint mechanism attached prevents the sliding door from shifting in the vehicle width direction.
Can be eliminated. Therefore, when the sliding door is fully opened,
On the other hand, it is difficult to stably support the door
Even if a guide mechanism is used, the two
The sliding door is controlled by the locking mechanism and the restraining mechanism in the middle.
The backlash, especially at the lower end of the sliding door, is more reliably
Can be prevented.

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a cutaway perspective view of a main part when a door of a vehicle equipped with a slide door support device to which the present invention is applied is opened. FIG. 2 is a cutaway perspective view of a main part of the vehicle equipped with the slide door support device of FIG. 1 when the door is closed. FIG. 3 is a schematic side view of a vehicle equipped with the slide door support device of FIG. 1 when a door is opened. FIG. 4 is an enlarged side view of a slide door supported by the slide door support device of FIG. 1 without an outer panel. FIG. 5 is a schematic sectional view of a main part of the slide door of FIG. 4; FIG. 6 is an enlarged plan view of a center rail used in the slide door support device of FIG. FIG. 7 is an enlarged plan view of an upper rail used in the slide door support device of FIG. FIG. 8 is an enlarged plan view of a lower rail used in the slide door support device of FIG. FIG. 9 is an enlarged plan view of a main part cutout of the upper rail of FIG. 6; FIG. 10 is an enlarged sectional side view of a main part of the upper rail of FIG. 6; 11 is a cutaway enlarged end view of another main part of the upper rail of FIG. 6; FIG. 12 is a cutaway enlarged side view of a main part of the upper rail of FIG. 6; FIG. 13 is an enlarged plan view of a main part cutaway of the center rail of FIG. 7; FIG. 14 is an enlarged sectional view of a main part of the center rail and the center arm of FIG. 7; FIG. 15 is an enlarged cutaway side sectional view when the center striker and the center check member of FIG. 7 are engaged. FIG. 16 is an enlarged plan view of a main part of the lower rail and the lower check member of FIG. 8; FIG. 17 is an enlarged cross-sectional view of a main part of the lower rail of FIG. 8; FIG. 18 is an enlarged plan view of a lower check member and a rotation plate of FIG. 8; FIG. 19 is a cutaway side view of a main part of a vehicle equipped with a slide door support device according to another embodiment of the present invention when the door is opened. FIG. 20 is an enlarged side view of the slide door supported by the slide door support device of FIG. 19 without an outer panel. FIG. 21 is a schematic side view of a main part of a vehicle equipped with a conventional slide door support device when the door is closed. FIG. 22 is a schematic side view of a main part of a vehicle equipped with a conventional slide door support device when the door is opened. DESCRIPTION OF SYMBOLS 20 Side opening 21 Slide door 24 Upper rail 25 Upper roller 27 Lower rail 28 Lower roller 29 Vertical guide roller 34 Guide rail 35 Center roller 39 Upper arm 41 Upper check member 43 Latch release operation mechanism 48 Lower striker 50 Lower check member 51 Lower arm 516 Horizontal lower guide roller 53 Nipping roller 54 Nipping roller 55 Center arm E1 Fully closed position E2 Fully open position M Suppression mechanism R1 Intermediate part guide mechanism R2 Upper guide mechanism R3 Lower guide mechanism p4 Rolling contact position p5 Rolling contact position p6 Rolling contact position A Vertical direction C Body X Slide direction Y Vehicle width

Continuation of the front page (72) Inventor Hisaka Kato 4-2-1-1, Shimomaruko, Ota-ku, Tokyo ・ Mitsubishi Automotive Engineering Co., Ltd. (72) Inventor Shusaku Beya 5-33-8, Shiba, Minato-ku, Tokyo ・Inside Mitsubishi Motors Corporation (56) References JP-A-2-35819 (JP, U) JP-A 62-27978 (JP, U) JP-A 4-84683 (JP, U) (58) Field (Int.Cl. ⁷ , DB name) B60J 5/06

Claims (1)

(1) A first door provided at an intermediate portion in a vertical direction of a slide door for opening and closing a side opening of a vehicle body and being engaged with the first rail and supported by the vehicle body. A first guide mechanism having a first roller and a second rail provided on the side opening and a second roller engaged with the rail and supported on the slide door side. A third guide mechanism having a third rail provided below the side opening and a third roller engaged with the rail and supported on the slide door side; A direction in which the rolling contact positions of the second and third rollers and the rails approach the rolling contact positions of the first roller and the rails during the opening process of the slide door. Sliding door support device configured to move to Oite, to one of at least the third guide mechanism and the second or the first guide mechanism, the striker and Dosu
It consists of a check member that releasably meshes with the triker.
Ri checking mechanism for holding the fully open position the sliding door disposed respectively, provided the suppression mechanism for suppressing displacement of the first vehicle width direction of the sliding door to the supporting member of the roller of the first guide mechanism A slide door support device.