JP3270804B2 - Wind regulator device - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

The present invention relates to a window regulator device for a motor vehicle.

[0002]

2. Description of the Related Art Generally, an arm type and a cable type are known as window regulator devices.
The arm type is widely used because of its advantages such as the workability of assembling with the door panel and glass and the good productivity. Among them, the X-arm type that can be moved up and down while maintaining the inclination of the window glass is used. Often done. An example of such an X-arm type window regulator device is disclosed in, for example, Japanese Patent Application Laid-Open No. 59-192584, and is basically as shown in FIG.

That is, the window regulator device has a lifter pivotally supported at its base end by a door panel 31 and movably engaged at its tip end by a lift arm bracket 33 fixed to a door window glass 32 via rollers (not shown). Arm 34 and a lift arm bracket 3 that is pivotally supported by the lift arm 34 in a cross shape and has a base end side.
3 and is pivotally supported by the door panel 31 at the front end.
And an equalizer arm 36 movably engaged via a roller 39 (see FIG. 9) to an equalizer arm bracket 38 fixed to the bracket.

A driving device 40 for rotating and driving the lift arm 34 includes a base plate 41 and the base plate 41.
, A pinion gear 43 driven by the electric motor 42, and a driven gear 44 driven by the pinion gear 43 and welded to the lift arm 34. And
As shown in FIG. 7 showing a cross section taken along line DD of FIG. 6, the regulator device is attached to the door panel 31 by attaching the base end of the lift arm 34 and one end of the equalizer arm bracket 38 to the base plate 41 of the drive device 40. 8, the base plate 41 is fastened to the door panel 1 by bolts 46 and nuts 47 (or rivets), while the other end of the equalizer arm bracket 38 is shown in FIG. 8 showing a cross section taken along line EE in FIG. like,
This is performed by fastening to the door panel 1 with bolts 48 and nuts 49 (or rivets).

Therefore, in the window regulator device configured as described above, when the drive device 40 rotates the lift arm 34 about the support shaft 45, the engagement point with the lift arm bracket 33 slides, and The window glass 32 is raised and lowered. At this time, the equalizer arm 36
The roller 39, which is an engagement point of the equalizer arm bracket 38, moves on the bracket 38, and the pivot point with the lift arm bracket 33 moves up and down linearly. Thereby, the trajectory of the window glass 32 in the parallel and front-back directions is maintained.

[0006]

According to the above-described conventional window regulator, as shown in FIG. 9 showing a cross section taken along line FF of FIG.
The distance L1 exists between the mounting surface 38a for the door panel 31 and the vertical center surface 39a of the roller 39. Therefore, when an external force is applied to the window glass 32, the equalizer arm bracket 38 receives an input of F1 from the equalizer arm 36 via the roller 39, and accordingly, a vertical component F2 × of the input F1 is applied to the mounting surface.
There is a possibility that the equalizer arm bracket 38 is deformed by the moment of L1 and the center position of the roller is displaced, and when the center position of the roller is displaced, there occurs a problem that the window glass 32 is displaced.

As described above, the wind regulator device for determining the path of the window glass 32 has a structure in which the base plate 41 and the equalizer arm bracket 38 are fastened to the door panel 31 by bolts (or rivets). There is a high possibility that the mounting position is shifted due to the accuracy of the hole position and the gap between the bolt (or rivet) and the hole, which leads to a disadvantage that the window glass 32 is displaced.

SUMMARY OF THE INVENTION The present invention has been made in view of the above problems, and an object of the present invention is to provide a wind crow regulator device which is effective in preventing a displacement of a window glass.

[0009]

In order to solve the above problems, the present invention takes the following measures. That is, claim 1
In the invention, the base end side is pivotally supported by the door panel so as to be rotatable,
A lift arm movably engaged with a lift arm bracket having a distal end fixed to a door window glass, and a pivotally pivotally supported by the lift arm in a cross shape and a base end pivotally supported by the lift arm bracket; And
In a wind regulator device having an equalizer arm whose front end side is slidably engaged via a movable body to an equalizer arm bracket fixed to the door panel, a mounting hole is formed in the door panel, and the mounting hole is formed in the mounting hole.
Fits a support shaft that rotatably supports the lift arm
And the equalizer arm bracket
While the other end of the equalizer arm has a claw
To engage the pawl with a hole provided in the door panel
This places the equalizer arm bracket on the door panel.
It is characterized by fixed placement .

According to the first aspect of the present invention, two hole positions and a large hole set in the door panel are provided.
The positioning accuracy of the regulator.
I can give a degree.

[0011] The invention according to claim 2 is the invention according to claim 1.
And an equalizer arm.
Bracket movable body moving part and door panel mounting part
The equalizer arm bra
The mounting surface of the bracket to the door panel and the vertical of the movable body
It is characterized in that the center planes of the directions are matched .

According to the second aspect of the present invention, the window
External force generated in the glass passes through the movable body from the equalizer arm.
Even if it is input to the equalizer arm bracket,
No moment acts on the door panel and the equalizer
No deformation occurs in the arm bracket.

[0013]

DESCRIPTION OF THE PREFERRED EMBODIMENTS Embodiments of the present invention will be specifically described below with reference to the drawings. FIG. 1 is an overall view of an X-arm type window regulator device according to the present embodiment. The window regulator device is basically configured in the same manner as a conventional one. That is, the lift arm 4 of the window regulator device is rotatably supported at its base end side by a door panel 1 via a support shaft 15 described later, and its front end side is not shown by a lift arm bracket 3 fixed to the window glass 2. Are movably engaged via the rollers of. Also,
An equalizer arm 6 overlapped with the lift arm 4 in a cross shape and pivotally supported by a pin 5 has a base end side pivotally supported by the lift arm bracket 3 by a pin 7 and a distal end side fixed to the door panel 1. Movably engaged with an equalizer arm bracket 8 via a rotatable roller 9 (see FIG. 3) as a movable body. The equalizer arm bracket 8 has at least a moving range of the roller 9 formed in a channel shape having a substantially U-shaped cross section.

The lift arm 4 is driven to rotate by a driving device 10. The drive device 10 is driven by the base plate 11 fixed to the door panel 1, an electric motor 12 fixed to the base plate 11, a pinion gear 13 driven by the electric motor 12, and the pinion gear 13. And a driven gear 14 welded to the base side of the lift arm 4.

Next, mounting of the window regulator device will be described. As shown in FIG. 2 showing a cross section taken along the line AA in FIG. 1, a support shaft 15 is rotatably mounted in a mounting hole 16 of the door panel 1. In this embodiment, the support shaft 1
Reference numeral 5 denotes a three-step shaft. The equalizer arm bracket 8 and the base plate 11 are rotatably fitted to the middle diameter shaft portion 15a at an intermediate position, and the lift arm 4 is fixed to the small diameter shaft portion 15b by caulking. . And the support shaft 1
Mounting hole 1 in which the large-diameter shaft portion 15c of No. 5 is formed in the door panel 1.
In a state where the base plate 11 is fitted into the base plate 6, several portions on the peripheral edge of the base plate 11 are fixed by bolts 17 and nuts 18.

As shown in FIG. 3 showing a cross section taken along the line BB of FIG. 1, the door panel 1 is formed with a substantially dish-shaped bracket mounting seat 1a which bulges toward the indoor side by drawing. A rectangular engaging hole 19 for positioning is formed in the seat surface 1b of the bracket mounting seat 1a. And
By inserting a claw 20 formed at the distal end of the equalizer arm bracket 8 into the engagement hole 19, the equalizer arm bracket 8 is positioned in the vertical direction, and is fixed by the bolts 21 and the nuts 22 in the positioned state. I have.

As shown in FIG. 3 and FIG. 4 showing a cross section taken along line CC of FIG. 1 (not shown, fastening parts are omitted), a bracket mounting seat 1a formed on the door panel 1.
By setting a step between the roller moving portion of the equalizer arm bracket 8 and the mounting portion to the door panel 1 while increasing the amount of squeezing from the panel general surface 1c as compared with the related art, the equalizer with respect to the seat surface 1b of the bracket mounting seat 1a. The mounting surface 8a of the arm bracket 8 and the center surface 9a of the roller 9 in the vertical direction coincide with each other.

Next, the operation and effect of the window regulator device according to the present embodiment configured as described above will be described.
When the lift arm 4 is rotated by the driving device 10,
The engagement point of the lift arm 4 with the lift arm bracket 3 slides to move the window glass 2 up and down. At this time, the horizontal position of the lift arm bracket 3 is maintained due to the presence of the equalizer arm 6 and the equalizer arm bracket 8, and since the equalizer arm 6 is pivotally supported by the lift arm bracket 3, the locus of the window glass 2 in the front-rear direction. Is held. The inclination of the locus of the window glass 2 is determined by the inclination of the equalizer arm bracket 8.

In this case, in this embodiment, the mounting surface 8a of the equalizer arm bracket 8 with respect to the door panel 1 is aligned with the roller center surface 9a in the vertical direction of the roller 9, so that the mounting surface 8a When an external force acts, no moment acts due to the vertical component F2 of the input F1 from the equalizer arm 6. Therefore, no deformation occurs in the door panel 1 and the equalizer arm bracket 8. Further, by increasing the amount of aperture of the bracket mounting seat 1a as compared with the conventional art, the radius L2 of the aperture is increased and the aperture is supported in a wide area. Is also reduced. Therefore, displacement of the center of the roller is prevented, and displacement of the window glass 2 with respect to the glass frame can be prevented.

Further, in this embodiment, the window regulator device is fitted to the door panel 1 with the support shaft 15 and the mounting hole 16 and the equalizer arm bracket 8 is mounted.
Since the positioning is performed by the engagement between the claw 20 at the tip and the engagement hole 19, the positioning accuracy of the wind regulator device can be guaranteed by guaranteeing the positions and sizes of the two holes. As a result, the window glass 2 with respect to the glass frame due to the assembly accuracy
Misalignment can be prevented.

In the case of the conventional mounting structure, accuracy control is required for many parts such as a door panel, a base plate, and a fastening part. However, according to the present embodiment, only two accuracy assurance points are required. , Its management is greatly simplified.

FIG. 5 shows a modified example of the attachment portion of the window regulator device to the door panel 1. This modification is based on the support shaft 15 of the lift arm 4 and the door panel 1.
A frictional noise is not generated from the sliding surface when the lift arm 4 is rotated by additionally setting a resin bush 23 between the mounting arm 16 and the mounting hole 16. In (A), the bush 23 is press-fitted into the mounting hole 16 of the door panel 1, and in (B), the bush 23 is formed in a shape having a tapered head at the tip, and this is formed into the mounting hole 16 of the door panel 1. To be elastically engaged.

With the addition of the bush 23, the backlash between the mounting hole 16 of the door panel 1 and the support shaft 15 can be set to zero, and the assembling accuracy can be further improved.

Incidentally, the rotatable roller 9 as the movable member described in the present embodiment may have a non-rotating structure.

[0025]

As described in detail above, according to the first aspect of the present invention, the displacement of the window glass caused by the deformation of the door panel and the equalizer arm bracket is prevented. Prevents misalignment of the window glass due to the assembly accuracy of the window regulator,
Smooth operability can be ensured.

[Brief description of the drawings]

FIG. 1 is an overall view of a window regulator device according to an embodiment of the present invention.

FIG. 2 is a sectional view taken along line AA of FIG.

FIG. 3 is a sectional view taken along line BB of FIG. 1;

FIG. 4 is a cross-sectional view taken along the line CC of FIG. 1 and omits a fastening part.

FIG. 5 is a sectional view showing another embodiment of the present invention;
(A) shows a bush press-fitting system, and (B) shows a bush elastic engagement system.

FIG. 6 is an overall view of a conventional window regulator device.

FIG. 7 is a sectional view taken along line DD of FIG. 6;

FIG. 8 is a sectional view taken along line EE of FIG. 6;

FIG. 9 is a cross-sectional view taken along line FF of FIG. 6, omitting fastening parts.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 ... Door panel 1a ... Bracket mounting seat 2 ... Window glass 3 ... Lift arm bracket 4 ... Lift arm 6 ... Equalizer arm 8 ... Equalizer arm bracket 8a ... Mounting surface 9 ... Roller 10 ... Drive device 15 ... Support shaft 16 ... Mounting hole 19 … Engaging hole 20… claw

──────────────────────────────────────────────────続 き Continuing from the front page Examiner Shinichi Shimada (56) References Japanese Utility Model Sho 59-192583 (JP, U) Japanese Utility Model Sho 61-41775 (JP, U) (58) Fields surveyed (Int. Cl. ⁷ , DB name) B60J 1/17 E05F 11/38 E05F 11/44

Claims (2)

(57) [Claims] 1. A lift arm pivotally supported at a base end by a door panel and movably engaged at a distal end by a lift arm bracket fixed to a door window glass. An equalizer arm that is supported and pivotally supported at its base end side by the lift arm bracket, and slidably engaged via a movable body to an equalizer arm bracket fixed at the distal end side to the door panel. In the window regulator device, a mounting hole is formed in the door panel, and the mounting hole is formed in the mounting hole.
The support shaft that rotatably supports the lift arm is fitted,
Connect one end of the equalizer arm bracket to the support shaft
While the fitting, the other end of the equalizer arm has a claw
By engaging the claw with the hole provided in the door panel,
Position and secure the equalizer arm bracket to the door panel.
Fixed window regulator device. 2. A window regulator according to claim 1.
An apparatus, wherein the equalizer arm bracket is movable.
Set a step between the body movement part and the attachment part to the door panel.
The door panel of the equalizer arm bracket
And the vertical center plane of the movable body
Matched window regulator device.