JP2012233327A - Window regulator - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a window regulator which allows easy assembling.SOLUTION: A window regulator comprises a carrier plate which is connected to a window glass of a vehicle, a drive part which drives the carrier plate up and down, a wire having one end connected to the carrier plate and another end connected to the drive part, a direction changing component which is disposed between the carrier plate and the drive part so as to change the routing direction of the wire, and a fixing component for fixing to an inner panel of a door of the vehicle. The direction changing component comprises a pulley and a pulley support which pivotally supports the pulley. The pulley support includes a fixing component engaging part. The movement of the fixing component in one axial direction of the fixing component is restricted by the engagement with the fixing component engaging part, while the movement in another axial direction of the fixing component is restricted by the pulley.

Description

  The present invention relates to a window regulator applied to a vehicle door.

  A window regulator used by being fixed to an inner panel of a vehicle door is generally a glass holder to which a window glass is fixed, a carrier plate connected to the glass holder, and a lift that is locked at one end to the carrier plate. The window glass fixed to the glass holder together with the carrier plate by pulling the other end of one of the wires, the direction changing member for changing the wiring direction of the wire and the lowering wire, and the wiring direction of the wire And a drive unit that moves up and down.

  Here, Patent Document 1 discloses a window regulator that achieves weight reduction and cost reduction by disposing a fixing member to the inner panel on the direction changing member. In this window regulator, a direction changing member is constituted by a pulley and a pulley support that holds the pulley, and a pin bolt that constitutes a fixing member is inserted into the pulley and the pulley support and then fixed to the inner panel.

  In the window regulator, there is a concern that the pulley and the pin bolt may fall off from the pulley support before the pin bolt is fixed to the inner panel. Therefore, in this window regulator, the pulley and the pin bolt are prevented from falling off the pulley support by locking the pulley to the claw provided on the pulley support and the pin bolt to the claw provided on the pulley.

JP 2007-315101 A

  However, in the window regulator disclosed in Patent Document 1, it is necessary to lock the pulley and the pin bolt while bending the claw provided on each of the pulley support and the pulley. Therefore, this window regulator has a problem that the assembling work becomes complicated.

  The present invention has been made in view of the above-described problems, and an object of the present invention is to provide a window regulator that can be easily assembled.

  In order to achieve the above object, a window regulator according to the present invention includes a carrier plate connected to a window glass of a vehicle, a drive unit that drives the carrier plate up and down, one end connected to the carrier plate, and the other end connected to the carrier plate. The wire connected to the drive unit, the direction change member disposed between the carrier plate and the drive unit and changing the wiring direction of the wire, and used for fixing the vehicle door to the inner panel. In the window regulator including a fixing member, the direction changing member includes a pulley and a pulley support that pivotally supports the pulley, and the pulley support includes a fixing member locking portion, and the fixing member includes: The movement of the fixing member in one axial direction is restricted by the locking to the fixing member locking portion, and the other of the fixing member in the axial direction is controlled by the pulley. It is characterized by being restricted from moving in the.

  (1) In the window regulator of the present invention, the direction changing member that changes the routing direction of the wire connecting the carrier plate and the drive unit includes a pulley and a pulley support that pivotally supports the pulley. By locking a fixing member used for fixing the vehicle door to the inner panel on the fixing member locking portion provided on the pulley support, the fixing member is restricted from moving in one axial direction. ing. In the window regulator, the pulley restricts the fixed member from moving in the other axial direction. Therefore, in the present window regulator, the pulley and the fixing member can be prevented from falling off from the pulley support without performing a complicated assembly operation that bends the claw, so that the assembly operation is easy.

  (2) In the window regulator of the present invention, the pulley has a rotating shaft protruding from the pulley body, so that it is not necessary to provide a rotating shaft separate from the pulley. Therefore, the window regulator can be more easily assembled to the inner panel of the door, and the number of parts can be reduced.

  (3) In the window regulator according to the present invention, since the fixing member locking portion of the pulley support is provided on the inner panel side from the pulley, the pulley support is enlarged in the direction perpendicular to the axial direction of the pulley, There is no need to secure a locking space for the fixing member to the panel. Thereby, since the direction change member can be reduced in size in this window regulator, the assembling work to the inner panel is easier, and the degree of freedom of layout in the door can be improved.

  (4) The window regulator of the present invention regulates the movement of the fixing member to the other side in the axial direction by bringing the engaging portion of the fixing member into contact with the tip surface of the rotating shaft of the pulley. As a result, the window regulator is adjacent to the pulley and the fixing member, and the direction changing member can be further miniaturized. Therefore, the assembly work to the inner panel is easier, and the degree of freedom of layout in the door is also possible. Can be improved.

  (5) In the window regulator of the present invention, the rotation center axis of the pulley and the axis of the fixing member are coaxial, and the pulley and the fixing member are arranged in a straight line, so that the direction changing member can be further reduced in size and the inner panel can be obtained. Assembling work is further facilitated, and the degree of freedom of layout in the door can be further improved. In addition, since the distance between the pulley and the fixing member is short, the load from the wire applied to the pulley can be transmitted to and supported by the door via the fixing member.

The front view of the window regulator of this invention. It is an enlarged view of a fixing member, (a) Front view, (b) Right side view. It is an enlarged view of a pulley, (a) Front view, (b) AA sectional drawing of (a). It is an enlarged view of a pulley support, (a) Front view, (b) Rear view. It is an enlarged view of a pulley support, (a) Right view, (b) BB sectional drawing of Fig.4 (a), (c) CC sectional drawing of Fig.5 (a). Explanatory drawing explaining the assembly | attachment order of the pulley and fixing member to a pulley support. It is an enlarged view of the pulley support with which the pulley and the fixing member were assembled | attached, (a) Rear view, (b) DD sectional drawing of (a). The schematic sectional drawing when the pulley support in which the pulley and the fixing member were assembled | attached is fixed to the inner panel of the door of a vehicle.

  Hereinafter, embodiments of the present invention will be described with reference to the drawings. The window regulator 1 of the present invention is used by being fixed to an inner panel of a vehicle door. As shown in FIG. 1, an unillustrated glass holder to which an unillustrated window glass is fixed is connected. Carrier plate 2, guide rail 3 that guides and raises carrier plate 2, fixing member 4 that is fixed to the inner panel of the door, and upper and lower ends of guide rail 3 that are fixed It has direction change members 5 and 6 that hold the member 4, and a drive unit 9 that is connected to the direction change members 5 and 6 via outer casings 7 and 8. Further, in the present window regulator 1, the wire 10 is wound around the direction changing member 5, one end is connected to the carrier plate 2, and the other end passes through the outer casing 7 to the drum (not shown) in the drive unit 9. Further, the wire 11 is wound around the direction changing member 6, one end is connected to the carrier plate 2, and the other end is connected to the drum through the outer casing 8.

  The window regulator 1 according to the present invention has the above-described configuration, and operates the motor 12 included in the drive unit 9 to rotationally drive the drum so that the wire 10 is wound around the drum and the wire 11 is moved from the drum. The window glass is raised by sending out, and the window glass is lowered by sending out the wire 10 from the drum and winding the wire 11 around the drum.

  The window regulator 1 is characterized by the configuration of the fixing member 4 and the direction changing members 5 and 6, and other known configurations can be adopted. Moreover, the direction change members 5 and 6 are different only in that they are configured vertically symmetrically, and the other configurations are the same. Therefore, below, it demonstrates centering around the structure of the fixing member 4 and the direction change member 5. FIG.

  As shown in FIG. 2, the fixing member 4 has a bolt shape, and has a locking portion 4a whose outer periphery is formed in a hexagonal shape, and from the locking portion 4a from one end surface of the locking portion 4a. A cylindrical portion 4b that protrudes in a small-diameter columnar shape, and a fixed portion 4c that protrudes in a cylindrical shape with a smaller diameter than the cylindrical portion 4b from the end surface opposite to the locking portion 4a of the cylindrical portion 4b and has a thread formed on the outer periphery Consists of. The fixing member 4 is fixed to the inner panel P of the door when the fixing portion 4c is screwed with the nut N (see FIG. 8).

  The direction changing member 5 is disposed between the carrier plate 2 and the driving unit 9 and changes the wiring direction of the wires 10 and 11, and includes a pulley 13 as shown in FIG. The pulley support 14 as shown in FIGS.

  As shown in FIG. 3, the pulley 13 is formed in a disk shape, and has a pulley body 15 in which a groove 15 a for winding the wire 10 shown in FIG. 1 is formed on the outer periphery, and a front side of the pulley body 15. And rotation shafts 16a and 16b that protrude from the rear side in a ring shape that is coaxial with the rotation center axis of the pulley 13 and has the same diameter.

  4 and 5, the pulley support 14 is formed so as to protrude from the pulley support main body 17 capable of accommodating the pulley 13 shown in FIG. 3 in a pulley accommodating portion 17a and the right side surface of the pulley support main body 17. 1, the outer casing attaching portion 18 having a groove 18 a opened to the back side for fixing the end portion of the outer casing 7 and movably accommodating the wire 10, and protruding below the pulley support body 17. And a guide rail fitting portion 19 that is externally fitted and fixed near the upper end of the guide rail 3 shown in FIG. In the following description, the right direction in FIG. 5B is the front side which is the inner panel side, and the left direction in the figure is the back side.

  As shown in FIGS. 4 and 5, the pulley support body 17 is opened over the pulley support body 17 in the upward direction and the side surface direction opposite to the outer casing mounting portion 18 of the pulley support body 17. In addition to the pulley accommodating portion 17a, the shaft supporting portions 20 and 21 that respectively support the rotating shafts 16a and 16b of the pulley 13 shown in FIG. 3, and the pulley 13 accommodated in the pulley accommodating portion 17a escape from the pulley accommodating portion 17a. The control part 22 which prevents it and the fixing member latching | locking part 23 which latches the fixing member 4 shown in FIG. 2 are provided.

  As shown in FIGS. 4B, 5B, and 5C, the shaft support portion 20 has a flat bottom surface 20a on the surface of the front side plate 17b of the pulley support body 17 on the pulley accommodating portion 17a side. The side surface 20b is formed in the semicircle arc shape corresponding to the outer periphery shape of the rotating shaft 16a of the pulley 13 shown in FIG.

  A guide portion 24 is formed from the shaft support portion 20 to the upper end of the front side plate 17b opposite to the outer casing mounting portion 18, and the guide portion 24 includes a guide bottom surface 24a extending from the bottom surface 20a. And guide side surfaces 24b and 24b respectively extending from both ends of the side surface 20b. The spacing between the guide side surfaces 24b is formed to be substantially the same as the diameter of the rotating shaft 16a of the pulley 3.

  As shown in FIGS. 4B and 5B, the shaft support portion 21 has a rear side plate of the pulley support body 17 so as to overlap the shaft support portion 20 when the pulley support 14 is viewed from the back side. 17c. That is, the shaft support portion 21 has a side surface 21a formed in a semicircular arc shape corresponding to the outer peripheral shape of the rotating shaft 16b of the pulley 13 shown in FIG.

  Guide portions 25 are formed from the shaft support portion 21 to the upper end of the back side plate 17c on the side opposite to the outer casing mounting portion 18, and the guide portions 25 extend from both ends of the side surface 21a. Provided guide side surfaces 25a and 25a are provided. The interval between the guide side surfaces 25a is formed to be substantially the same as the diameter of the rotating shaft 16b of the pulley 3.

  As shown in FIGS. 4B and 5B, the restricting portion 22 is provided on one of the guide side surfaces 25a of the back side plate 17c and has a spring property and can be deformed. It is formed in a piece. The front end portion of the restricting portion 22 protrudes toward the other guide side surface 25a so that the distance from the other guide side surface 25a is smaller than the distance between the guide side surfaces 25a.

  The fixing member locking portion 23 is a bottom surface of the shaft support portion 20 formed on the front side plate 17b of the pulley support body 17 as shown particularly well in FIGS. 4B, 5B, and 5C. It is formed on the front side from 20a. Further, the fixing member locking portion 23 has a bottom surface 23a which is a flat surface and a through hole 23b through which the cylindrical portion 4b and the fixing portion 4c of the fixing member 4 shown in FIG. 2 can be inserted. Further, the fixing member locking portion 23 corresponds to the outer peripheral shape of the locking portion 4a so that the side surface 23c can be fitted onto the locking portion 4a of the fixing member 4 at the front side portion of the fixing member locking portion 23. It is formed into a shape.

  An extending surface 26 extending in parallel with the guide bottom surface 24a is formed from the bottom surface 23a to the upper end of the back side plate 17c on the side opposite to the outer casing mounting portion 18.

  Assembling of the fixing member 4 and the direction changing member 5 that are configured as described above will be described. This procedure will be described in a state where the wire 10 is not wound around the groove 15a of the pulley 13.

  First, it arrange | positions so that the end surface of the fixing | fixed part 4c of the fixing member 4 and the back surface of the pulley support 14 may oppose. Then, as shown in FIG. 6A, the fixing member 4 is brought close to the pulley support 14 (arrow i), and the through hole 23b of the fixing member locking portion 23 provided in the pulley support body 17 of the pulley support 14 is provided. Then, the fixing portion 4c and the cylindrical portion 4b of the fixing member 4 are sequentially inserted, and the surface of the locking portion 4a of the fixing member 4 on the cylindrical portion 4b side is brought into contact with the bottom surface 23a of the fixing member locking portion 23. Lock. At this time, the locking portion 4a is fitted on the side surface 23c of the fixing member locking portion 23, and the rotation of the fixing member 4 is restricted.

  Next, as shown in FIG. 6 (b), the rotation shaft 16 a is guided from the upper ends of the guide portions 24, 25 provided on the pulley support body 17 of the pulley support 14. The rotating shaft 16b is inserted along the guide portion 25 while bending the restricting portion 22 along the guide portion 25 (arrow ii), and is brought into contact with the side surfaces 20b and 21a of the shaft support portions 20 and 21. Accordingly, as shown in FIG. 7, the pulley 13 is accommodated in the pulley accommodating portion 17a of the pulley support body 17, and the rotating shafts 16a and 16b are rotated around the side surfaces 20b and 21a of the axial support portions 20 and 21, respectively. It is pivotally supported so that the restricting portion 22 returns to its original shape. Thus, the assembly of the fixing member 4 and the direction changing member 5 is completed.

  In the window regulator 1 of the present invention including the fixing member 4 and the direction changing member 5 described above, the surface on the columnar portion 4b side of the locking portion 4a of the fixing member 4 is a direction as shown in FIG. Since the pulley support 14 of the conversion member 5 is brought into contact with and locked to the bottom surface 23a of the fixing member locking portion 23 formed on the pulley support body 17, the fixing member 4 moves to the front side along the axial direction. Is regulated. Moreover, in this window regulator 1, since the surface on the opposite side to the cylindrical part 4b of the said latching | locking part 4a contact | abuts with the front end surface of the rotating shaft 16a of the pulley 13 of the direction change member 5, the fixing member 4 is the axial direction. The movement to the back side along the line is also restricted.

In addition, the window regulator 1 of the present invention has the pulley 13 in such a manner that the surface on the opposite side of the cylindrical portion 4b of the locking portion 4a of the fixing member 4 comes into contact with the tip surface of the rotating shaft 16a of the pulley 13 as described above. And the fixing member 4 are adjacent to each other. Thereby, in this window regulator 1, while being able to further reduce the direction change member 5, the assembly | attachment operation | work to the inner panel of the said door is easier, and the freedom degree of the layout in the said door can be improved.

  Further, in the window regulator 1 of the present invention, as particularly shown in FIGS. 3 and 7B, the rotating shaft 16 a and the rotating shaft 16 b of the pulley 13 are arranged from the front side and the back side of the pulley body 15 of the pulley 13. , And coaxially with the central rotation shaft and projecting in an annular shape. Therefore, the window regulator 1 does not need to be attached to the pulley 13 with a separate rotary shaft, so that the assembly is easier and the number of parts can be reduced.

  Further, in the window regulator 1 of the present invention, the fixing member locking portion 23 provided on the pulley support main body 17 of the pulley support 14 is located on the front side of the pulley 13 as shown in FIG. It is provided on the inner panel side of the door. Therefore, in this window regulator 1, the pulley support 14 is used as the central rotation shaft of the pulley 13 so that the fixing member 4 and the pulley 13 do not interfere with each other in order to secure a space for locking the fixing member 4 to the inner panel. On the other hand, it is not necessary to enlarge it vertically. Therefore, in this window regulator 1, since the direction change member 5 can be reduced in size, the assembly | attachment operation | work to the said inner panel is still easier, and the freedom degree of the layout in the said door can be improved.

  Moreover, in the window regulator 1 of this invention, as shown in FIG.7 (b), the pulley 13 and the fixing member 4 are linearly arranged because the center rotating shaft of the pulley 13 and the axis | shaft of the fixing member 4 are coaxial. Since the direction change member 5 can be further reduced in size because it is arranged on the top, and the distance between the pulley 13 and the fixing member 4 is short, the load from the wire 10 applied to the pulley 13 is transmitted to the door via the fixing member 4. Can be supported.

  Further, in the present window regulator 1, as shown in FIG. 7A, the distance between the tip of the restricting portion 22 and the other guide side surface 25a is smaller than the diameter of the rotating shaft 16b. Escape from the pulley accommodating portion 17a of the pulley support body 17 is restricted. Accordingly, in the present window regulator 1, the fixing member 4 and the pulley 13 are removed from the pulley support 14 without performing a complicated assembling work such as bending the claw a plurality of times to get over the flanges on both sides of the pulley 13 with the groove 15a. Can be prevented from falling off.

  The window regulator 1 shown in the present embodiment is only one aspect of the window regulator according to the present invention, and various modifications can be made without departing from the gist of the present invention.

  For example, the window regulator 1 uses the guide rail 3 but may be configured not to use the guide rail 3.

  The window regulator according to the present invention can be applied to a vehicle door.

DESCRIPTION OF SYMBOLS 1 Window regulator 2 Carrier plate 4 Fixing member 4a Locking part 4c Fixing part 5,6 Direction change member 9 Drive part 10,11 Wire 13 Pulley 14 Pulley support 15 Pulley main body 16a, 16b Rotating shaft 23 Fixing member locking part

Claims (5)

A carrier plate connected to the window glass of the vehicle;
A drive unit for moving the carrier plate up and down;
A wire having one end connected to the carrier plate and the other end connected to the drive unit;
A direction changing member that is disposed between the carrier plate and the driving unit and changes a wiring direction of the wire;
In a window regulator provided with a fixing member used for fixing to an inner panel of a vehicle door,
The direction changing member includes a pulley and a pulley support that pivotally supports the pulley,
The pulley support includes a fixing member locking portion,
The fixing member is restricted from moving in one axial direction of the fixing member by being locked to the fixing member locking portion, and is restricted from moving in the other axial direction of the fixing member by the pulley. A window regulator characterized by The window regulator according to claim 1, wherein the pulley includes a pulley body and a rotating shaft protruding from the pulley body. The window regulator according to claim 1, wherein the fixing member locking portion is provided closer to the inner panel than the pulley. The fixing member has a fixing portion fixed to the inner panel, and a locking portion locked to the fixing member locking portion,
4. The window regulator according to claim 2, wherein movement of the fixing member to the other side in the axial direction is restricted by the contact of the locking portion with a tip end surface of the rotating shaft. 5. The window regulator according to claim 4, wherein the rotation center axis of the pulley and the axis of the fixing member are coaxial.

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