JP2009202633A - Mirror adjusting device - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a mirror adjusting device capable of sharing a tilting mechanism. <P>SOLUTION: In an outer mirror device 12, a housing case 40 is mounted in an outer case 20 of a mirror adjusting actuator 18, an electronic substrate 32 is housed between the outer case 20 and the housing case 40, and the outer case 20 and the housing case 40 form the outer periphery of a mirror position detection sensor 52. Thus, the mirror adjusting actuator 18 can be shared in both the cases where the mirror position detection sensor 52 and the electronic substrate 32 are provided in the mirror adjusting actuator 18, and where the mirror position detection sensor 52 and the electronic substrate 32 are not provided in the mirror adjusting actuator 18. Necessity for changing the outer case 20 can be eliminated, thus reducing the cost. <P>COPYRIGHT: (C)2009,JPO&INPIT

Description

  The present invention relates to a mirror adjustment device in which a tilt mechanism tilts a vehicle mirror.

  As the mirror adjustment device, there is one in which a mirror angle detection device can be attached to the mirror surface angle adjustment device, the mirror surface angle adjustment device tilts the mirror, and the mirror surface angle detection device detects the tilt position of the mirror (for example, , See Patent Document 1).

  In this mirror adjustment device, an electronic substrate is connected to the mirror surface angle detection device, and the electronic substrate stores the tilt position of the mirror.

  By the way, in this mirror adjusting device, for example, when the vehicle is a luxury car and the mirror surface angle detecting device is attached to the mirror surface angle adjusting device and the electronic board is provided in the mirror surface angle adjusting device, An electronic board is accommodated. On the other hand, for example, when the vehicle is other than a luxury vehicle and the mirror surface angle adjusting device is not attached to the mirror surface angle adjusting device, and when the electronic substrate is provided on the vehicle side (in the vehicle), the electronic substrate is included in the mirror surface angle adjusting device. Is not accommodated.

For this reason, the case where the electronic substrate is accommodated in the specular angle adjustment device and the case where the electronic substrate is not accommodated in the specular angle adjustment device are different in the outer peripheral case of the specular angle adjustment device, which may increase the cost. is there.
JP 2001-80417 A

  In view of the above fact, an object of the present invention is to obtain a mirror adjusting device that can share a tilting mechanism.

  The mirror adjustment device according to claim 1, a tilt mechanism that tilts a mirror of a vehicle, a detection mechanism that is in contact with the mirror and detects a tilt position of the mirror, and is connected to the detection mechanism and tilts the mirror A storage means for storing the position, an outer peripheral member provided on the outer periphery of the tilting mechanism, and a storage member attached to the outer peripheral member and storing the storage means between the outer peripheral member.

  A mirror adjustment device according to a second aspect is the mirror adjustment device according to the first aspect, wherein the outer peripheral member and the housing member constitute an outer periphery of the detection mechanism.

  A mirror adjustment device according to a third aspect is the mirror adjustment device according to the first or second aspect, wherein the housing member is constituted by a plurality of constituent members.

  In the mirror adjusting device according to the first aspect, the tilt mechanism tilts the mirror, and the detection mechanism detects the tilt position of the mirror by contacting the mirror. Further, the storage means is connected to the detection mechanism and stores the tilt position of the mirror. An outer peripheral member is provided on the outer periphery of the tilting mechanism.

  Here, the storage member is attached to the outer peripheral member, and the storage means is stored between the outer peripheral member and the storage member. For this reason, the tilting mechanism can be shared between the case where the storage unit is attached to the tilting mechanism and the case where the storage unit is not attached to the tilting mechanism.

  In the mirror adjustment device according to the second aspect, the outer peripheral member and the housing member constitute the outer periphery of the detection mechanism. For this reason, a structure can be simplified.

  In the mirror adjustment device according to the third aspect, the housing member is constituted by a plurality of constituent members. For this reason, even when a storage member is a complicated structure, a storage member can be manufactured easily.

[First Embodiment]
FIG. 1 is a cross-sectional view showing a main part of an outer mirror device 12 (mirror device) configured by applying the mirror adjusting device 10 according to the first embodiment of the present invention. In the drawings, the front of the vehicle is indicated by an arrow FR.

  The outer mirror device 12 in the present embodiment is provided on a side door (not shown) as a door at both ends in the vehicle width direction of the vehicle.

  The outer mirror device 12 is provided with a stay (not shown) as a fixing member, and the stay is fixed to the side door. A substantially rectangular parallelepiped container-like visor (not shown) is rotatably supported on the stay, and the visor stands substantially vertically with respect to the side door, and the vehicle rear side surface is opened. ing.

  A storage mechanism 14 as a rotation mechanism is provided between the stay and the visor. When the storage mechanism 14 is driven, the visor is rotated with respect to the stay to store the visor (vehicle width). And can be deployed (rotated outward in the vehicle width direction and forward of the vehicle).

  The visor is provided with a lamp 16 as an illuminating means. The lamp 16 is turned on by being actuated so that, for example, a foot of an occupant existing near the side door of the vehicle can be illuminated.

  The mirror adjustment device 10 according to the present embodiment is fixed in the visor.

  The mirror adjusting device 10 is provided with a mirror surface adjusting actuator 18 (mirror surface angle adjusting device) as a tilting mechanism. A substantially rectangular parallelepiped container-like outer peripheral case 20 as an outer peripheral member is provided on the outer periphery of the mirror surface adjustment actuator 18, and the outer peripheral case 20 includes a first outer peripheral case 20A on the vehicle rear side and a second outer peripheral case on the vehicle front side. A case 20B is provided. The first outer case 20A is opened to the front side of the vehicle, the second outer case 20B is opened to the rear side of the vehicle, and the first outer case 20A and the second outer case 20B are waterproofed in the entire circumference of the opening. The outer peripheral case 20 is configured by being assembled in the above state.

  A holding portion 22 is provided in the vehicle rear side portion (first outer case 20A) of the outer peripheral case 20, and the mirror 24 is held by the holding portion 22 so as to be tiltable at the rear side portion at the center of gravity position. Yes. In the mirror 24, the back side of the mirror main body is held by a plate-like holding member. The mirror main body forms a mirror surface, and the mirror 24 is supported by the holding portion 22 on the holding member. The mirror 24 is disposed in the vicinity of the opening (vehicle rear side surface) in the visor, and the mirror 24 has a mirror surface (surface of the mirror main body) directed toward the vehicle rear side, so that a passenger in the vehicle faces the vehicle rear side. Visible. Further, by storing and deploying the visor as described above, the mirror 24 can be stored and deployed together with the visor.

  In the outer peripheral case 20, a substantially circular movement shaft 26 as a tilting means is provided on one side in the vertical direction and one side in the vehicle width direction of the holding portion 22. The moving shaft 26 passes through the first outer peripheral case 20A and protrudes from the outer peripheral case 20 to the vehicle rear side, and the space between the moving shaft 26 and the first outer peripheral case 20A is waterproof. The front end (rear end of the vehicle) of the moving shaft 26 rotatably holds the rear side portion (holding member) of the mirror 24, and at least one of the pair of moving shafts 26 is moved in the vehicle front-rear direction. The mirror 24 is tilted with respect to at least one of the vertical direction and the vehicle width direction so that the angle of at least one of the mirror surface of the mirror 24 with respect to the vertical direction and the vehicle width direction can be adjusted.

  A pair of motors 28 as drive means are provided in the outer case 20. The pair of motors 28 are mechanically connected to the pair of moving shafts 26, respectively, and the moving shaft 26 is movable in the vehicle front-rear direction by driving the motor 28.

  A predetermined number of fixing claws 30 as fixing means are provided on the front side portion of the outer case 20 (second outer case 20B), and the fixing claws 30 protrude from the outer case 20 to the front side of the vehicle.

  A flat plate-like electronic board 32 is provided on the vehicle front side of the outer case 20 as a storage unit and a control unit, and a predetermined number of fixed claws 30 are temporarily elastically deformed at a portion other than the tip (vehicle front side end). The electronic substrate 32 is fixed to the outer case 20 (second outer case 20B) by a so-called snap fit by penetrating through the electronic substrate 32 and engaging the tips of the predetermined number of fixing claws 30 with the electronic substrate 32. Has been.

  A circuit such as an ECU is provided on the electronic board 32 by printing or the like, and a connector 34 is electrically connected to the electronic board 32 from the front side of the vehicle. The connector 34 is electrically connected to the power source on the vehicle side (in the vehicle), the storage mechanism 14, the lamp 16, and the like via a predetermined number of harnesses 36, and the electronic board 32 is connected to the storage mechanism 14 and the lamp 16. And the retracting mechanism 14 can be driven, and the lamp 16 can be operated. Two pairs of rod-like connection terminals 38 as connection members are provided on the electronic board 32, and the connection terminals 38 protrude from the electronic board 32 toward the vehicle rear side. Each of the two pairs of connection terminals 38 penetrates the second outer peripheral case 20B and is electrically connected (inserted) to the pair of motors 28. The electronic board 32 is configured to control the motors 28, The motor 28 can be driven.

  A housing case 40 as a housing member is attached to the front side of the outer case 20 (second outer case 20B), and the housing case 40 has a first housing case 42 and a second housing case 44 as constituent members. And are provided.

  The first housing case 42 is provided with a first housing portion 42A and a second housing portion 42B having a substantially rectangular parallelepiped container shape. The surface of the first housing portion 42A on the second housing portion 42B side is constituted by the second housing portion 42B, and the inside of the first housing portion 42A and the inside of the second housing portion 42B are communicated. 42 A of 1st accommodating parts are opened by the vehicle rear side, and the 2nd accommodating part 42B is opened by the vehicle front side.

  42 A of 1st accommodating parts are attached to the 2nd outer periphery case 20B in the perimeter of opening, and, thereby, the accommodation case 40 is attached to the 2nd outer periphery case 20B. The attachment portion of the first accommodating portion 42A to the second outer peripheral case 20B is waterproofed by being provided with a waterproof structure 46 on the entire periphery. The waterproof structure 46 is, for example, an annular body (O-ring having elasticity and sealing properties). ) Or a hot melt having a sealing property (hot melt).

  The second housing case 44 has a substantially rectangular plate shape (may be a bottomed cylindrical shape), and the entire circumference of the second housing case 44 is attached to the entire circumference of the opening of the second housing portion 42B. A portion of the second housing case 44 attached to the second housing portion 42B is waterproofed by being provided with a waterproof structure 48 similar to the waterproof structure 46 on the entire circumference. The second storage case 44 is provided with a pair of circular guide shafts 50, and the guide shaft 50 protrudes from the second storage case 44 to the vehicle rear side.

  The 2nd accommodating part 42B and the 2nd accommodating case 44 comprise the outer periphery of the mirror surface position detection sensor 52 (mirror surface angle detection apparatus) as a detection mechanism.

  The mirror surface position detection sensor 52 is provided with a pair of substantially cylindrical contact shafts 54, and the tip of the contact shaft 54 (the vehicle rear side end) is closed. The guide shaft 50 of the second housing case 44 is inserted into the contact shaft 54, and the contact shaft 54 is slidable in the vehicle front-rear direction along the guide shaft 50. The contact shaft 54 penetrates through the second housing portion 42B and protrudes from the second housing portion 42B to the vehicle rear side, and the space between the contact shaft 54 and the second housing portion 42B is waterproof. The pair of contact shafts 54 are respectively disposed on the other side in the vertical direction and the other in the vehicle width direction of the holding portion 22, and the pair of contact shafts 54 are opposed to the pair of moving shafts 26 with the holding portion 22 interposed therebetween. ing.

  A compression coil spring 56 as a contact means is bridged between the contact shaft 54 and the second housing case 44, and the compression coil spring 56 always urges the contact shaft 54 to the rear side of the vehicle, so The tip of the contact shaft 54 is in contact with the back side portion (holding member) of the mirror 24. As a result, at least one of the pair of moving shafts 26 is moved in the vehicle front-rear direction, and the mirror 24 is tilted with respect to at least one of the vertical direction and the vehicle width direction. With a change in the angle with respect to at least one of the width directions, at least one of the pair of contact shafts 54 is moved in the vehicle front-rear direction.

  The mirror position detection sensor 52 is a so-called linear potentiometer, which is a contact-type sensor. A sliding contact 58 is fixed to the base ends (vehicle front end) of the pair of contact shafts 54, respectively. A pair of fixed contacts 60 are fixed in the mirror surface position detection sensor 52. The sliding contact 58 is in contact with the fixed contact 60, and when the contact shaft 54 is moved in the vehicle front-rear direction, the contact position of the sliding contact 58 with the fixed contact 60 is changed. Thereby, based on the contact position of the sliding contact 58 with the fixed contact 60, the position of the contact shaft 54 in the front-rear direction and the angular position of the mirror surface of the mirror 24 can be detected.

  The fixed contact 60 is electrically connected to the electronic substrate 32 via a flexible plate-like FPC 62 (flexible printed circuit) as a connecting means. The electronic substrate 32 is a sliding contact. The angular position of the mirror surface of the mirror 24 can be stored on the basis of the contact position of the 58 with the fixed contact 60.

  Next, the operation of the present embodiment will be described.

  In the outer mirror device 12 having the above configuration, the electronic board 32 controls the storage mechanism 14 and the storage mechanism 14 is driven, so that the visor (including the mirror 24) is rotated with respect to the stay, and stored and Be expanded. Furthermore, when the electronic board 32 controls the lamp 16 and the lamp 16 is operated, the lamp 16 is turned on to illuminate, for example, the feet of a passenger existing near the side door of the vehicle.

  Further, the electronic board 32 controls the mirror surface adjustment actuator 18 and the motor 28 of the mirror surface adjustment actuator 18 is operated, whereby the moving shaft 26 is moved in the vehicle front-rear direction and the mirror 24 is tilted. Thereby, the mirror surface angle of the mirror 24 is adjusted.

  Further, when the mirror surface angle of the mirror 24 is adjusted, the contact shaft 54 is moved in the vehicle front-rear direction in the mirror surface position detection sensor 52 in accordance with the change in the mirror surface angle of the mirror 24, and the sliding contact 58 is fixed. The contact position to the contact 60 is changed. Thereby, based on the contact position of the sliding contact 58 with the fixed contact 60, the position of the contact shaft 54 in the front-rear direction, and thus the angular position of the mirror surface of the mirror 24, is detected, and the angular position of the mirror surface of the mirror 24 is detected on the electronic substrate 32. Remembered.

  Here, the housing case 40 (the first housing case 42 and the second housing case 44) is attached to the outer case 20 (the first outer case 20A and the second outer case 20B) provided on the outer periphery of the mirror surface adjustment actuator 18. The electronic board 32 is housed in a waterproof state between the outer case 20 and the housing case 40. Further, the outer peripheral case 20 and the housing case 40 constitute the outer periphery of the mirror surface position detection sensor 52, and the inside of the mirror surface position detection sensor 52 is waterproofed.

  Incidentally, as shown in FIG. 2, depending on the vehicle, the mirror surface position detection sensor 52 may not be provided in the mirror surface adjustment actuator 18, and the electronic board 32 may be provided on the vehicle side (in the vehicle). In this case, a pair of flat connection plates 64 are attached to the outer peripheral case 20 (second outer peripheral case 20B) in a state of being waterproofed on the entire periphery instead of the housing case 40. The connection plate 64 is provided with a pair of connection terminals 38 similar to those described above, and the connection terminals 38 protrude from the connection plate 64 toward the vehicle rear side. The pair of connection terminals 38 penetrates the second outer peripheral case 20 </ b> B and is connected (inserted) to the motor 28. The pair of connection terminals 38 are respectively connected to the vehicle-side electronic substrate 32 via the harness 66. Electrically connected. Thus, the electronic board 32 can control the motor 28 and can drive the motor 28.

  As described above, the mirror surface position detection sensor 52 and the electronic substrate 32 are not provided in the mirror surface adjustment actuator 18 as shown in FIG. 2, and the mirror surface position detection sensor 52 and the electronic substrate 32 are not provided in the mirror surface adjustment actuator 18 as shown in FIG. In some cases, the mirror surface adjustment actuator 18 can be shared, the need to change the outer case 20 can be eliminated, and the cost can be reduced.

  Furthermore, after the mirror surface adjustment actuator 18 is produced in an automatic assembly line or the like, the housing case 40 can be attached to the outer case 20 and the mirror surface position detection sensor 52 and the electronic substrate 32 can be provided on the mirror surface adjustment actuator 18. Therefore, the mirror surface position detection sensor 52 and the electronic substrate 32 are not provided in the mirror surface adjustment actuator 18 as shown in FIG. 2, and the mirror surface position detection sensor 52 and the electronic substrate 32 are not provided in the mirror surface adjustment actuator 18 as shown in FIG. In some cases, the process up to the production of the mirror surface adjustment actuator 18 can be made the same, the production efficiency can be improved, and the cost can be further reduced.

  In addition, the storage case 40 includes a first storage case 42 and a second storage case 44. For this reason, even when the first accommodation case 42 is provided with not only the first accommodation portion 42A but also the second accommodation portion 42B, a mold for producing the first accommodation case 42 can be easily produced, and the accommodation case 40 can be easily produced. And the cost can be further reduced.

  Further, the outer peripheral case 20 and the housing case 40 constitute the outer periphery of the mirror surface position detection sensor 52. For this reason, the structure of the mirror adjustment apparatus 10 can be simplified.

[Second Embodiment]
FIG. 3 is a cross-sectional view showing a main part of the outer mirror device 12 configured by applying the mirror adjusting device 70 according to the second embodiment of the present invention.

  The mirror adjustment device 70 according to the present embodiment has substantially the same configuration as that of the first embodiment, but differs in the following points.

  In the mirror adjustment device 70 according to the present embodiment, in the first housing case 42, the first housing portion 42A and the second housing portion 42B are not partitioned by the second housing portion 42B. A pair of fixed contacts 60 in the mirror surface position detection sensor 52 are fixed between the storage portion 42A and the second storage portion 42B.

  The fixed contact 60 is electrically connected to the electronic board 32 via a block-like connector 72 (board-to-board connector) having no flexibility as connection means. The angular position of the mirror surface of the mirror 24 can be stored based on the contact position of the sliding contact 58 with the fixed contact 60.

  Here, also in this embodiment, the same operations and effects as those in the first embodiment can be obtained.

[Third Embodiment]
FIG. 4 is a cross-sectional view showing the main part of the outer mirror device 12 configured by applying the mirror adjusting device 80 according to the third embodiment of the present invention.

  The mirror adjustment device 80 according to the present embodiment has substantially the same configuration as that of the second embodiment, but differs in the following points.

  In the mirror adjustment device 80 according to the present embodiment, the mirror surface position detection sensor 52 is a so-called magnetic sensor type and is a non-contact type sensor, and a magnet 82 is fixed to each of the pair of contact shafts 54. At the same time, the electronic substrate 32 is provided with a pair of IC holes 84 as magnetic sensors. The IC holes 84 are disposed in the vicinity of the contact shaft 54 (magnet 82) and are not in contact with each other, and when the contact shaft 54 is moved in the vehicle front-rear direction, the magnetic field generated by the magnet 82 detected by the IC hole 84 is detected. The strength is changed. Thereby, based on the strength of the magnetic field generated by the magnet 82 detected by the IC hole 84, the position in the front-rear direction of the contact shaft 54 and the angular position of the mirror surface of the mirror 24 are detected, and the electronic substrate 32 is detected in the angular position of the mirror surface of the mirror 24. Is made memorable.

  Here, also in this embodiment, the same operations and effects as those in the first embodiment can be obtained.

[Fourth Embodiment]
FIG. 5 is a cross-sectional view showing the main part of an outer mirror device 12 configured by applying a mirror adjusting device 90 according to a fourth embodiment of the present invention.

  The mirror adjustment device 90 according to the present embodiment has substantially the same configuration as that of the third embodiment, but differs in the following points.

  In the mirror adjustment device 90 according to the present embodiment, the second outer peripheral case 20B of the outer peripheral case 20 constitutes the second accommodating portion 42B portion of the accommodating case 40 (first accommodating case 42) in the third embodiment. The second housing portion 42B is integrally provided in the second outer peripheral case 20B, and the second housing portion 42B is not provided in the housing case 40.

  In the storage case 40, the first storage case 42 (excluding the second storage portion 42B portion) and the second storage case 44 in the third embodiment are integrated, and the storage case 40 is an integral part. Has been.

  As shown in FIG. 6, when the mirror surface position detection sensor 52 is not provided in the mirror surface adjustment actuator 18 and the electronic board 32 is provided on the vehicle side (in the vehicle), the outer case 20 ( Instead of the housing case 40, a pair of connection plates 64 (including a pair of connection terminals 38 and a pair of harnesses 66) are attached to the second outer peripheral case 20B).

  Here, also in the present embodiment, the same operations and effects as those of the first embodiment are obtained except for the effect of the storage case 40 being configured by the first storage case 42 and the second storage case 44. be able to.

  Furthermore, the housing case 40 is formed as an integral part by providing the second housing portion 42B integrally with the second outer peripheral case 20B. For this reason, the structure of the storage case 40 can be simplified, the storage case 40 can be easily manufactured, the mold for manufacturing the storage case 40 can be made inexpensive, and the cost can be reduced. Moreover, the waterproof structure 48 between the first housing case 42 and the second housing case 44 in the first embodiment is not necessary, and the number of parts and assembly man-hours can be reduced.

  In the first to fourth embodiments, the electronic substrate 32 is fixed to the outer peripheral case 20 (second outer peripheral case 20B) by a predetermined number of fixing claws 30. The electronic board 32 may be fixed to the (second outer peripheral case 20B) by other fixing means such as a screw.

  Further, in the first to fourth embodiments, the outer mirror device 12 is provided on the side door of the vehicle. However, the outer mirror device 12 is provided outside the vehicle (for example, a fender or the like). Any configuration can be used.

It is sectional drawing which shows the principal part of the outer mirror apparatus in the 1st Embodiment of this invention. It is sectional drawing which shows the case where a mirror surface position detection sensor and an electronic board are not provided in a mirror surface adjustment actuator in the outer mirror apparatus in the 1st Embodiment of this invention. It is sectional drawing which shows the principal part of the outer mirror apparatus in the 2nd Embodiment of this invention. It is sectional drawing which shows the principal part of the outer mirror apparatus in the 3rd Embodiment of this invention. It is sectional drawing which shows the principal part of the outer mirror apparatus in the 4th Embodiment of this invention. It is sectional drawing which shows the case where a mirror surface position detection sensor and an electronic board are not provided in a mirror surface adjustment actuator in the outer mirror apparatus in the 4th Embodiment of this invention.

Explanation of symbols

10 Mirror adjustment device 18 Mirror surface adjustment actuator (tilting mechanism)
20 Outer case (outer member)
24 mirror 32 electronic substrate (memory means)
40 Housing case (housing member)
42 1st accommodation case (component)
44 Second housing case (component)
52 Mirror surface position detection sensor (detection mechanism)
70 Mirror Adjustment Device 80 Mirror Adjustment Device 90 Mirror Adjustment Device

Claims (3)

A tilt mechanism for tilting the vehicle mirror;
A detection mechanism that is in contact with the mirror and detects a tilt position of the mirror;
Storage means connected to the detection mechanism and storing the tilt position of the mirror;
An outer peripheral member provided on an outer periphery of the tilt mechanism;
A housing member attached to the outer circumferential member and housing the storage means with the outer circumferential member;
Mirror adjustment device with   The mirror adjustment device according to claim 1, wherein the outer peripheral member and the housing member constitute an outer periphery of the detection mechanism.   The mirror adjusting device according to claim 1, wherein the housing member is constituted by a plurality of constituent members.

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