JP3916145B2 - Window regulator slider - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to a slider of a window regulator device.
[0002]
[Prior art]
2. Description of the Related Art Conventionally, in a window regulator device for opening and closing a window panel (window glass) provided on a door of an automobile, it is possible to smoothly lift and lower (open and close) while suppressing rattling of the window panel (window glass). Thus, it has the slider fitted so that it could slide to a metal guide rail with raising / lowering of a window panel (window glass).
[0003]
The slider is generally made of synthetic resin, and a slidable contact portion (elastic portion) that is elastically deformable in a direction perpendicular to the sliding direction of the slider is provided on a side portion that is slidably contacted with the guide rail. . The sliding contact portion is elastically deformed by coming into contact with the guide rail to prevent the slider from rattling, and enables the slider to slide smoothly (for example, JP-A-10-227176). reference).
[0004]
[Problems to be solved by the invention]
However, in the slider of the window regulator device as described above, when the sliding contact portion is elastically deformed, the sliding contact portion length does not change. Therefore, the sliding contact portion is partly forcibly deformed and repeatedly elastically deformed. Since stress concentrates on the base part of the part and the base part of the sliding contact part is cracked or broken, it is difficult to prevent the rattling of the slider over a long period of time.
[0005]
In view of the above-mentioned problems of the conventional technology, the present invention can prevent the rattling of the slider over a long period of time by improving the durability of the sliding contact portion of the slider. An object of the present invention is to provide a slider for a window regulator device.
[0006]
[Means for Solving the Problems]
According to the present invention, the above problem is solved as follows.
(1) The carrier plate fixed to the lower part of the window panel that can be opened and closed in the vertical direction is fitted in the guide rail extending in the vertical direction so as to be slidable in the vertical direction. The upper and lower sliders are spaced apart from each other, and the two front and rear mounting portions are spaced apart from each other in the vertical and longitudinal directions for fixing to the lower portion of the window panel. The upper slider is provided at substantially the same height as the front mounting portion provided at the front, and the upper slider is provided at substantially the same height as the rear mounting portion provided at the rear of the guide rail. is, on both sides of the base portion of said upper and lower slider provided with an extension which projects a sliding direction of the base, respectively, to the base including the extension portion, the hollow portion facing the sliding direction Only, the sliding contact sliding portion in the guide rail in the base, and the extension portion is adapted to elastically deform in a direction perpendicular to the sliding direction.
[0007]
DETAILED DESCRIPTION OF THE INVENTION
Hereinafter, an embodiment of the present invention will be described with reference to the drawings. FIG. 1 is an exploded perspective view of the door shown with a part of the door body cut away, and FIG. 2 is a front view of the module base. In the following description, the left side in FIGS. 1 and 2 is “front” of the vehicle, and the right side is “rear”.
[0008]
The illustrated door (1) to which an embodiment of the apparatus according to the present invention is applied is a front door of a sashless door of a vehicle, and is provided with an outer panel (2) made of steel plate and an opening (3) in the center. The opening (3) is closed with the door body (5) formed by hemming and spot welding the peripheral edge of the steel plate inner panel (4) and a plurality of bolts (6). The module base (7) is fixed to the outer surface of the inner panel (4).
[0009]
A window regulator device (9) for raising and lowering (opening and closing) the window panel (8) is assembled in advance on the side surface of the module base (7) facing the outer panel (2) side.
[0010]
As for a window panel (8), the front side inclines downward like the general passenger car, and the gravity center position is near the rear.
[0011]
The window regulator device (9) is pivotally attached to the module base (7) and the front guide rail (10) and the rear guide rail (11) which are fixed to the module base (7) on the door (1) side and face upward and downward. The drum (15) that can be rotated in the forward and reverse directions by the motor (14), and the upper and lower ends of the front guide rail (10) and the rear guide rail (11) are wound around the drum (15) so as to be fed out. Are fixed to the lower end of the window panel (8) and the front guide rail (10) and the rear guide. The cable (17) is wound around the guide members (16a) to (16d) provided in the vicinity of the window panel (8). It has a front carrier plate (12) and a rear carrier plate (13) slidably fitted to the rail (11) and connected to the cable (17), and the module base (7) is connected to the inner panel (4). Through the opening (3) Disposed within the door body (5) Te.
[0012]
The drum (15) is normally rotated by the motor (14), and one end side of the cable (17) is wound around the drum (15) and the other end side is fed out from the drum (15), whereby the front carrier plate (12) The rear carrier plate (13) is lowered along the front guide rail (10) and the rear guide rail (11), and the window panel (8) is opened.
[0013]
Also, the drum (15) is reversed by the motor (14), and, contrary to the above, one end side of the cable (17) is sent out from the drum (15), and the other end side is wound, whereby the front carrier plate (12) and the rear carrier plate (13) rise along the front guide rail (10) and the rear guide rail (11), and the window panel (8) is closed.
[0014]
The front guide rail (10) is bent by pressing a steel plate, and its upper end is adjusted by a bolt (25) facing the thickness direction of the door, and the lower end is an adjustment facing the thickness direction of the door. It is fixed to the front part of the module base (7) by bolts (26).
[0015]
As shown in FIG. 9, the front guide rail (10) has a base piece (10a) facing in the front-rear direction (left-right direction in FIG. 9) in the cross section, and a vehicle exterior direction (in FIG. 9) from the front end of the base piece (10a). And an L-shaped engagement piece (10b) protruding upward.
[0016]
The front carrier plate (12) is formed by adhering a synthetic resin slider (19) to a metal plate (18) as shown mainly in FIGS. 9 and 10, and the front guide rail (10). It is connected to a cable (17) that moves between guide members (16a) and (16b) provided in the vicinity of the upper and lower ends.
[0017]
A rectangular mounting hole (18a) is formed in the front portion of the plate (18), and a bolt (not shown) is inserted into the mounting hole (18a) to be fixed to the lower end portion of the front portion of the window panel (8). The front carrier plate (12) is fastened to the front portion of the window panel (8) by screwing into the holder (8a).
[0018]
In addition, the slider (19) is provided with a vertical wall (19d) protruding outward from the vehicle, and the holder (8a) of the window panel (8) is brought into contact with the slider (19) to regulate the position to the rear of the vehicle. Yes.
[0019]
At the lower end of the plate (18), there is provided a mounting portion (18b) that is bent in an L shape toward the outside of the vehicle and can support the lower end of the window panel (8).
[0020]
The slider (19) has a base (19a) protruding from the side surface of the plate (18) toward the front guide rail (10), and the base (19a) has an L-shaped guide groove penetrating in the vertical direction. (19b) is provided.
[0021]
An engagement piece (10b) of the front guide rail (10) is slidably fitted in the guide groove (19b) so that a slight gap is generated in the front-rear direction. A protrusion (19c) that protrudes toward the engagement piece (10b) of the front guide rail (10) and that can slide is provided.
[0022]
The front carrier plate (12) is loosely fitted to the engagement piece (10b) of the front guide rail (10), and slides in the vertical direction as the cable (17) moves, and the ridge (19c) And the engagement piece (10b) can be tilted slightly in the thickness direction of the door (the vehicle width direction indicated by the arrow in FIG. 9) using the support portion (around the vertical axis) as a support shaft.
[0023]
The rear guide rail (11) is formed by bending a steel plate by pressing the upper end thereof with a bolt (27) that faces the door in the thickness direction, and the lower end is an adjustment bolt that faces the door in the thickness direction ( 22) and is fixed to the rear part of the module base (7).
[0024]
As shown in FIGS. 6 to 8, the rear guide rail (11) includes a base piece (11a) facing in the front-rear direction (left-right direction in FIG. 6) in the cross section, and the vehicle exterior from the front and rear ends of the base piece (11a). The front and rear engaging pieces (11b) (11b) extending upward (in FIG. 6) and the bent pieces (11c) (11c) bent from the end portions of both engaging pieces (11b) to the opposite sides 11c), and has a substantially C shape in which one side (the vehicle outer side) of the door in the thickness direction is open, and has a very rigid shape.
[0025]
The rear carrier plate (13) is connected to a cable (17) that moves up and down between guide members (16c) and (16d) provided near the upper and lower ends of the rear guide rail (11).
[0026]
The rear carrier plate (13) has two upper and lower sliders (21, 21) made of synthetic resin fixed to a metal plate (20) as shown mainly in FIGS. Is formed.
[0027]
Front and rear mounting portions (20a) and (20a) are formed in the plate (20). Bolts (not shown) are inserted into both mounting portions (20a), and the lower end of the rear portion of the window panel (8) is inserted. It is fixed to the rear part of the window panel (8) by being screwed into the fixed holder (8b).
[0028]
The slider (21) has a base (21a) protruding from the side surface of the plate (20) toward the rear guide rail (11). The base portion (21a) is slidably fitted inside the rear guide rail (11), that is, between both engaging pieces (11b).
[0029]
As shown in FIGS. 4 and 8, the base (21a) of the upper (lower) slider (21) has a pair of left and right extensions protruding in the sliding direction of the slider (21), that is, downward (upward). A portion (21d) is provided.
[0030]
The base portion (21a) including each extension portion (21d) is provided with a hollow portion (21c) that faces in the up-down direction, whereby the sliding contact portion that is in sliding contact with both engaging pieces (11b) in the base portion (21a) (21b) and the extension (21d) can be elastically deformed integrally in a direction perpendicular to the sliding direction of the slider (21) (the direction indicated by the arrow in FIG. 8). .
[0031]
The sliding contact portion (21b) is curved in the front-rear direction so as to be easily elastically deformed, and is elastically deformed by coming into contact with the engaging piece (11b) of the rear guide rail (11), thereby forming a rear carrier. This prevents back and forth rattling in the plate (13).
[0032]
As a result, the sliding contact portion (21b) abuts on the engagement piece (11b) and is elastically deformed, so that the extension portion (21d) is also elastically deformed in the same direction, so that the stress can be dispersed. Therefore, the stress does not concentrate on the root portion of the sliding contact portion (21b) as in the prior art, and the sliding contact portion (21b) can be repeatedly elastically deformed over a long period of time, and the slider (21) over a long period of time. It is possible to reliably prevent rattling and to obtain smooth sliding.
[0033]
In the present embodiment, the two upper and lower sliders (21) are spaced apart from each other in the vertical direction, so that the rear carrier plate (13) is reliably rattling in the front-rear direction and the door thickness direction. Can be prevented.
[0034]
In the present embodiment, in the upper slider (21), the extension portion (21d) is provided only at the lower portion of the base portion (21a) (upper portion in the lower slider (21)). The extension part (21d) may be provided on both the upper and lower sides of the base part (21) so that the upper and lower ends of the sliding contact part (21b) can be elastically deformed together with the extension part (21d).
[0035]
The base portion (21a) of the slider (21) is provided with an elastic piece (21e) that is slidably in contact with the base piece (11a) of the rear guide rail (11) and is elastically deformable. The elastic piece (21e) prevents rattling of the door of the rear carrier plate (13) in the thickness direction by abutting the base piece (11a) of the rear guide rail (11) with an elastic force.
The elastic piece (21e) may also be provided with an extension as described above so that it can be elastically deformed like the sliding contact portion (21b).
[0036]
As described above, since the slider (21) in the rear carrier plate (13) is slidably fitted inside the rear guide rail (11), the rear carrier plate (13) has a thickness of the front and rear and the door. Shaking in the direction is reliably prevented, and the interior of the rear guide rail (11) can be smoothly slid.
[0037]
The front and rear mounting portions (20a) and (20a) of the rear carrier plate (13) are spaced apart from each other in the vertical and horizontal directions. The front mounting portion (20a) is provided in front of the rear guide rail (11) and at substantially the same height as the lower slider (21). The rear mounting portion (20a) is provided behind the rear guide rail (11) and at substantially the same height as the upper slider (21).
[0038]
Thereby, the lower part of the rear part of the window panel (8) is firmly fixed to the rear carrier plate (13) with two points spaced apart in the front-rear and up-down directions, and the upper end side of the window panel (8) is directed to the outside and the front of the vehicle. Even if a tilting force is applied, the rear carrier plate (13) can be reliably prevented from tilting by effectively receiving the force.
[0039]
Further, the rear carrier plate (13) is reliably prevented from tilting in the front-rear and left-right directions by the engagement of the two sliders (21) spaced apart from each other in the vertical direction and the rear guide rail (11).
[0040]
The lower slider (21) of the rear carrier plate (13) is provided with a pair of front and rear projections (21f) that can contact the lower surface of the window panel (8). The protrusion (21f) prevents the inclination of the window panel (8) such that the upper end side of the window panel (8) is displaced to the outside of the vehicle by contacting the lower surface of the window panel (8). . (21g) is a mounting portion that supports the lower edge of the window panel (8).
[0041]
An adjustment bolt (22) provided at the lower part of the rear guide rail (11) is provided at the lower part of the rear guide rail (11) so that the upper end side of the window panel (8) can be adjusted in the thickness direction of the door. As shown in FIG. 11, the rear guide rail is rotated by rotating the end of the module base (7) that is rotatably fitted to the module base (7), as shown in FIG. The lower part of the rear guide rail (11) can be adjusted in the thickness direction of the door by moving forward and backward while screwing into the bracket (24) fixed to (11).
[0042]
The position of the lower part of the front guide rail (10) can also be adjusted in the thickness direction of the door by an adjusting bolt (26).
[0043]
When the front guide rail (10) and the rear guide rail (11) are independently adjusted with the adjusting bolts (26) and (22), the positional relationship between the guide rails (10) and (11), especially the door Even if a deviation occurs in the thickness direction, the front carrier plate (12) is loosely fitted to the front guide rail (10) so as to be tiltable about the vertical axis, so that both carrier plates (12) (13) can be smoothly fitted. Sliding can be enabled.
[0044]
Further, the cross-sectional shape of the rear guide rail (11) is substantially C-shaped with an opening on one side facing the thickness direction of the door so that the rear carrier plate (13) has a rear guide rail ( By being slidably fitted in the interior of 11), the rear portion of the window panel (8) whose center of gravity is closer to the rear portion can be firmly supported. Therefore, even if the atmospheric pressure changes outside the vehicle interior while the vehicle is traveling at high speed, the rear guide rail (11) is not deformed and the rear upper end of the window panel (8) is not tilted outward.
[0045]
As shown in FIGS. 12 and 13, the stopper (28) is a metal L-shaped plate fixed to the upper end of the front guide rail (10) with a bolt (29) facing the door thickness direction. (30), elastic body (31) such as rubber or synthetic resin fixed to the lower end portion of the plate (30), and fixed to the elastic body (31), and can be slidably contacted with the side surface of the window panel (8). And a flocking member (32).
[0046]
When the window panel (8) reaches the upper limit position (fully closed position), the upper surface of the base (19a) of the front carrier plate (12) comes into contact with the lower surface of the elastic body (31) in the stopper (28). Further upward movement of the front carrier plate (12) is prevented. Further, since the flocking member (32) is in sliding contact with the side surface of the window panel (8) as the window panel (8) is raised and lowered, the window panel (8) can be smoothly raised and lowered.
[0047]
The stopper (28) is a bolt (29) inserted into the upper and lower elongated holes (30a) and the elongated holes (30a) provided on the upper part of the plate (30) and screwed into the front guide rail (10). The rear carrier plate (13) that comes in contact with an elastic stopper (33) provided at the upper end of the rear guide rail (11) and the front carrier plate ( The structure prevents the stoppers (28) and (33) from coming into contact with each other due to the height variation in the vertical direction of 12).
[0048]
【The invention's effect】
According to the present invention, on both sides of the base portion of the upper and lower sliders slidably fitted inside the guide rail, the extension portions protruding in the sliding direction of the base portion are provided, and the base portion including the extension portion is provided. by providing a hollow portion facing the sliding direction, the sliding contact portion in sliding contact with the guide rail at the base, and an extension, by which is adapted to be elastically deformed in a direction perpendicular to the sliding direction, sliding When the contact portion comes into contact with the guide rail and is elastically deformed, the extension portion is elastically deformed in the same direction along with this. This prevents stress from concentrating on the base of the elastically deformable sliding contact portion, so that the sliding contact portion can be prevented from cracking or breaking, and the slider can be reliably rattled over a long period of time. Can be prevented.
[Brief description of the drawings]
FIG. 1 is an exploded perspective view of a door showing an embodiment of the present invention.
FIG. 2 is a front view of the module base.
FIG. 3 is an enlarged front view of the rear carrier plate, similarly.
FIG. 4 is an enlarged rear view of the rear carrier plate, similarly.
FIG. 5 is a perspective view of the rear carrier plate in the same manner.
6 is a cross-sectional view taken along line VI-VI in FIG.
7 is a longitudinal sectional view taken along line VII-VII in FIG.
8 is a longitudinal sectional view taken along line VIII-VIII in FIG.
9 is a transverse sectional view taken along line IX-IX in FIG.
FIG. 10 is a perspective view of a front carrier plate.
11 is a longitudinal sectional view taken along line XI-XI in FIG.
FIG. 12 is an enlarged front view of the upper end portion of the front guide rail.
13 is a longitudinal sectional view taken along line XIII-XIII in FIG.
[Explanation of symbols]
(1) Door
(2) Outer panel
(3) Opening
(4) Inner panel
(5) Door body
(5a) West opening
(6) Bolt
(7) Module base
(8) Window panel
(8a) (8b) Holder
(9) Window regulator device
(10) Front guide rail
(10a) Base piece
(10b) Engagement piece
(11) Rear guide rail
(11a) Base piece
(11b) Engagement piece
(11d) Folding part
(11c) Folded piece
(12) Front carrier plate
(13) Rear carrier plate
(14) Motor
(15) Drum
(16a) to (16d) Guide member
(17) Cable
(18) Plate
(18a) Mounting hole
(18b) Placement section
(19) Slider
(19a) Base
(19b) Guide groove
(19c) Projection
(20) Plate
(20a) Mounting part
(21) Slider
(21a) Base
(21b) Sliding part
(21c) Hollow part
(21d) Extension
(21e) Elastic piece
(21f) Projection
(21g) Placement section
(22) Adjustment bolt
(23) Nut
(24) Bracket
(25) Bolt
(26) Adjustment bolt
(27) Bolt
(28) Stopper
(29) Bolt
(30) Plate
(30a) Long hole
(31) Elastic body

Claims (1)

The carrier plate fixed to the lower part of the window panel that can be opened and closed in the vertical direction is fitted in the guide rail extending in the vertical direction so as to be slidable in the vertical direction and separated from each other in the vertical direction. Two upper and lower sliders, and two front and rear mounting parts spaced apart from each other in the vertical and front-and-rear directions for fixing to the lower portion of the window panel,
The lower slider is provided at substantially the same height as the front mounting portion provided in front of the guide rail, and the upper slider is provided in the rear of the guide rail. Is provided at almost the same height as the mounting part of
Wherein on both sides of the base of the upper and lower sliders, provided with an extension which projects a sliding direction of the base, respectively, to the base including the extension portion, provided with a hollow portion facing the sliding direction, wherein A slider of a window regulator device, wherein a sliding contact portion in sliding contact with the guide rail in the base portion and the extension portion can be elastically deformed in a direction orthogonal to the sliding direction.

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