JPS63195020A - Device for opening and closing open roof of vehicle - Google Patents

Abstract

PURPOSE:To prevent an open roof from collision with mating parts by decelerating the opening and closing speed of open roof when a gap between the open roof and the mating parts is less than a predetermined value as the open roof is opened and closed. CONSTITUTION:An open roof 7 (7a, 7b) is operatively opened and closed by the use of a roof driving device 22. Then, when the open roof 7 is closed, for example, a gap less than a predetermined value between the open roof 7 and a front header 6 on the upper portion of a compartment is detected by an upper position detecting switch 17. And the speed of a motor Mr for a roof driving device 21 is decelerated to decelerate the drive speed in the completion of closing the open roof 7. Thus can be reduced an impact force generated between the open roof 7 and the front head 6 in the completion of closing said roof for example. To decelerate the speed of each motor Mr then, voltage dropping resistance is connected to a circuit for supplying current to the motor for example.

Description

DETAILED DESCRIPTION OF THE INVENTION [Field of Industrial Application] The present invention relates to an open roof opening/closing device for a vehicle.

[Prior Art] With respect to an open roof structure in which the passenger compartment can be opened and closed upwards, particularly a heart roof type, it has been known to divide the open roof into parts and open and close each part using a drive device. (See U.S. Pat. No. 3,575.4 F34).

[Problems to be Solved by the Invention] By the way, when the open roof is opened and closed by a drive device as described above, conventionally, the driving speed of the open roof by the drive device is constant during the operation period. is impulsively pressed against a floor stopper provided on the vehicle body floor at the end of the opening operation, and against a front header in the upper part of the vehicle interior at the end of the closing operation, without slowing down. As a result, not only are the contact areas between the roof, floor stopper, and front header damaged, but also the impact force at the end of the operation is transmitted directly to the vehicle body, causing discomfort to the occupants. There was a problem.

[Purpose of the Invention] This invention was made to solve the above problems, and by reducing the impact at the end of the opening and closing operations of the open roof, the contact portions of the open roof and the vehicle body are mutually reduced. In addition to preventing damage, the aim is to prevent occupants from feeling uncomfortable when opening and closing the open roof.

[Means for Solving the Problems] Therefore, the present invention provides an open roof that is pivotally connected to the vehicle body via a link mechanism, and a closed position that is engaged with the front header of the vehicle body and covers the upper part of the vehicle interior, and a closed position that is engaged with the front header of the vehicle body and covers the upper part of the vehicle interior. In an open roof opening/closing device for a vehicle equipped with a roof drive device that opens and closes between a seated position and an open position on a floor stopper provided on the floor, a position detection means for detecting the position of the open roof from a front header; , a position detection means for detecting the position of the open roof from the floor stopper, a deceleration means for decelerating the drive speed of the roof drive device, and when the distance between the open roof and the floor stopper or the front header becomes less than a predetermined value, the above-mentioned opening is detected. The roof driving apparatus further includes a control means for controlling the driving speed of the roof driving device so as to reduce the opening/closing speed of the roof.

[Effects of the Invention] According to this invention, in the open roof opening/closing device of a vehicle, when the open roof is opened/closed, when the distance between the open roof and the floor stopper or the front header becomes less than a predetermined value, the position detection switch is activated. It is possible to "decelerate the opening and closing speed of the open roof by detecting the
Therefore, it is possible to reduce the impact force generated between the open roof, the floor stopper, and the front header at the end of the opening and closing operations of the open roof.

As a result, mutual damage to the abutting portions of the open roof, the floor stopper, and the front header can be prevented, and the impact generated when the opening/closing operation of the open roof is completed can be prevented from causing discomfort to the occupants.

[Example] Hereinafter, an example in which the present invention is applied to a heart-roof type open roof vehicle will be described in detail based on the accompanying drawings.

As shown in FIG. 2, a front seat 4 is arranged at the front part of the floor 3 of the vehicle interior 2 formed in the vehicle body 1, and a carrier seat 5 is arranged at the rear part of the floor 3, and the seat back 5a of the rear seat 5 is It is now possible to lean towards oil power. Further, the upper part of the vehicle interior 2 is covered by an open roof 7 extending from the front header 6 of the vehicle body 1 to the rear body 8. The open roof 7 is formed of a hard member such as a steel plate, and the interior of the vehicle interior 2 is Front part 7 that covers the front part
a, and a rear part 7b that covers the rear part.

As will be explained in detail later, the open roof 7 has the following features:
When the upper part of the vehicle compartment 2 is opened, it can be stored in a roof storage part 9 formed between the seat back 5a of the rear seat 5 and the rear body 8.

In addition, on the left and right side walls of the rear of the passenger compartment 2, there are left and right quarter windows 1.0 & l0r (hereinafter simply left side windows).
It is called the right window. ) is provided, and the window IOQ
, 1. Or, there are left and right quarter window glasses 10Q'' and 10r' (hereinafter simply referred to as the left side window glass and the right side window glass) that can be raised and lowered.

) is combined with the window glass lOρ'.

10r' is driven to open and close by left and right window motors Mwt and MWl via a normal power window mechanism 51L51r, as shown in FIG.

In addition, in FIG. 1 and FIG. 2 showing the left side of the vehicle, the right side window 10r, the right side window glass 10r', the right side window 1
Power window machine + M51r and right side window motor M
Although not shown, these are the left side parts 1o12.vt shown in FIGS. 1 and 2. to(!'.

51i! , Mw- and the configuration are the same except that the installation positions are symmetrical.

Furthermore, inside the seat back 5a of the rear seat 5,
When opening/closing the open roof 7, the seat back 5 is
A seat driving device 52 including a seat motor Ms is provided to tilt the seat back 5a forward to a predetermined position and return the seat back 5a to the upright position after the opening/closing operation is completed.

Further, as shown in FIG. 1, a substantially inverted U-shaped front support member 11 is integrally attached to the lower surface of the front portion 7a of the open roof 7, and the left and right (vehicle width direction) of the front support member 11 is integrally attached. each leg 11a extending downward from the end of the
The lower end portion of lla is located below the belt line L of the vehicle body l, and the lower end portion is rotatably attached to the inner panel 13 in the rear fender 12 of the vehicle body l via a support pin 14.
It is pivoted.

In the inner panel I3, when the distance between the open roof 7 and the front header 6 is less than or equal to a predetermined value, that is, the rotation angle θ of the support member 11 is less than or equal to the predetermined value α with respect to the state in which the open roof 7 is closed. An upper position detection switch 17 is installed which is always OFF and is turned ON when .

In addition, at the left and right ends of the rear part 7b of the open roof 7,
A rear support member 15.15 extending forward at a position below the belt line is attached, and the rear support member 15.1
The front end of 5 is rotatably attached to the inch panel 13 via a support pin 16.

The open roof 7 has a front part 7a and a rear part 7.
Each support member 11.15 of b has a respective support pin 1.4.
16, it moves between the closed position and the open position, and when it is in the closed position, it covers the upper part of the passenger compartment 2 so as to close it, while when it is in the open position, it covers the upper part of the passenger compartment 2, and when it is in the open position, it covers the front part 7a and the rear part 7a. The parts 7b are stored in the roof storage part 9 behind the seat back 5a of the rear seat 5 with the parts 7b stacked one on top of the other.

FIG. 3 is a side view showing a state in which the seat back 5a of the rear seat 5 is tilted forward and the open roof 7 is stored in the roof storage portion 9.
When the open roof 7 is stored, it comes into contact with a floor stopper 19 provided on the vehicle body floor 3.

Further, on the inner panel 13, a rotation angle of the support member 11 is provided below the upper position detection switch 17 shown in FIG. A lower position detection switch 18 is installed which is always OFF and is turned ON when θ is greater than a predetermined value β.

The open roof opening/closing device according to the present invention includes two roof drive devices 21.2 that form a pair of left and right (vehicle width direction) in order to move the open roof 77 between an open position and a closed position.
1 is provided. These two roof drive devices 21.
21 have the same structure and are interlocked and driven and stopped at the same time.

The roof drive device 21 will be explained below.

As shown in FIGS. 4 and 5', the roof drive device 2
1 includes a case 22 and a roof motor M fixed to the case 22 such that an output shaft 23 protrudes into the case 22.
r, a gear mechanism housed in a case 22, and a link 25 fixed to an output shaft 24 of the gear mechanism.

A worm gear 26 is fixed to the motor output shaft 23, and the ohm gear 26 meshes with an input gear 27. The input gear 27 is fixed to an input shaft 28 perpendicular to the motor output shaft 23, and the input shaft 28 is connected to the manual gear 2.
A first intermediate gear 29 having a diameter smaller than that of the first intermediate gear 29 is provided. The first intermediate gear 29 is connected to the intermediate shaft 3 in parallel with the third intermediate gear 31.
2, and the third intermediate gear 31 meshes with an output gear 33 fixed to the output shaft 24 of the gear mechanism.

A link 25 for driving the open roof 7 to open and close is fixed to the output shaft 24 of the gear mechanism. As shown in FIG. 1, the lower ends of the front connecting member 41 and the rear connecting member 42 are connected to the two corners of the pond via support pins 43 and 44, respectively. It is rotatably supported.

The upper end of the front connecting member 41 is located above the support pin 14, which is a member for attaching the front support member 11 to the vehicle body l, and is connected to the front support member 11 via a pin 45. Further, the upper end portion of the rear connecting member 42 is located rearward from the support pin 16, which is a member for attaching the rear support member I5 to the vehicle body, and is connected to the rear support member 15 via the pin 46.

Therefore, when the link 25 rotates counterclockwise in FIG. 1 about the output shaft 24, the front support member l! Since the rear support member 15 rotates clockwise around the support bins I4 and I6, respectively, via the front connection member 41 and the rear connection member 42, the front part 7a and rear part 7b of the open roof 7 Both will be driven in the opening direction. When the link 25 rotates clockwise, the open roof 7 is driven in the closing direction, contrary to the above.

In addition, the case 22 of the output gear 33 of the roof drive device 21
A disk-shaped contact plate 34 with a part of the outer periphery cut out is attached to the end face facing the. On the other hand, a brush 35 that is combined with the contact board 34 is attached to the case 22, and the brush 35 conducts when the open roof 7 is in the open position or the closed position, and does not conduct when the open roof 7 is in the intermediate position. The positional relationship with the notch 34a of the contact board 34 is determined as follows. The terminals of each blank 35 mentioned above are
It is connected to a roof closing detection switch and a roof closing detection switch of a control unit, which will be described in detail later, and turns these switches ON or OFF when the open roof 7 is in the open or closed position.

In the roof drive device 21 configured as described above,
When the motor Mr is supplied with power and the motor output shaft 23 rotates, the input shaft 28 is driven by the worm gear 26 fixed to the motor output shaft 23 via the input gear 27,
Then, the output shaft 24 is sequentially driven to rotate via the first intermediate gear 29, the second intermediate gear 30, the intermediate shaft 32, the third intermediate gear 31, and the output gear 33. The output shaft 24 of the gear mechanism is
The first intermediate gear 29, the second intermediate gear 30, and the third intermediate gear 3
1 and the gear ratio of the output gear 33, the motor output shaft 23
It rotates at a reduced speed compared to .

As described above, when the roof motor Mr rotates, the output shaft 24 rotates while being decelerated, and the link 25 fixed to the output shaft 24 rotates. The rotation direction of the link 25 is determined by the rotation direction of the roof motor Mr, for example, the rotation direction of the roof motor Mr.
When r rotates in the normal direction, the link 25 rotates counterclockwise, and the support member 11.15 connected to the link 25 is moved in the direction of opening the open roof 7. If the roof motor Mr rotates in the opposite direction, the link 25 rotates clockwise, and the support member 11
．． 15 is made to move f hyperactively in the direction of closing the open roof 7.

According to the open roof opening/closing device according to the present invention, as the open roof 7 is opened/closed, the seat back 5a of the rear seat 5 is automatically tilted and raised, and the left and right windows 10f2.1Or are also automatically opened/closed. These functions operate in the following order. When opening the open roof 7, when the roof operation switch described later is operated to the opening side, the seat and door pack 5a are tilted forward, the left and right windows (2, 1 or) are opened, and then the open roof 7 is opened. When the opening operation is completed, the seatback 5a finally returns to the upright position.When closing the open roof 7, when the roof operation switch is operated to the closing side, the seatback 5a moves forward. As I lean towards Wind 10 (!,
lor opens, then the open roof 7 is operated to close, and when this closing operation is completed, the seat back 5a finally returns to the upright position, and the left and right windows 10f2. IO
r is closed.

A roof motor Mr of a roof drive device 21.21 for driving the open roof 7, seat back 5a, and windows 10g and 10r, respectively.

Mr, seat motor Mss of the seat drive device 52 and window motor Mw of the power window mechanism 51L51r
t and Mw1 are operationally controlled by a control unit 61. The control unit 61 will be explained below using the electrical circuit diagram shown in FIG.

As shown in FIG. 6, the control unit 61
In order to supply power to each motor, a roof motor circuit 62, a seat motor circuit 63, a right side window motor circuit 64, and a left side window motor circuit 65 are provided, and in order to perform power supply operation to each of the above circuits and rotate each motor. , roof operation switch S 1% right side window opening operation switch S2, right side window closing operation switch S3, left side window opening operation switch S4, and left side window closing operation switch S5.

The movable contact S4a of the left and right window opening operation switch S4.S is used to lower the left and right window glasses 1012' and tar' to open the window 10 (2,1Or).

Sea is connected to the input terminals of the left and right window motors M W 2 and M W + via a relay R8, a relay R11% power supply circuit 69, and a power supply circuit 68, respectively. Then, the window opening operation switch S4. S2
, power supply B (,: connected ONN side contact, b, S
2b, the window motor MW2. By supplying current to MW+ in the direction indicated by the solid arrow in the figure, the wind motor Mw2. Mw, for example, is rotated in the forward direction to lower the window glasses 1012', 10r' and open the windows 10ρ, 10r.

In addition, a movable contact S5a of the left and right window closing operation switches S5 and S3 for closing the window 10 (for
+938 are relay R8 and relay R7, respectively.
It is connected to the input terminals of the left and right window motors M W , , M W via the power supply circuit 69 and the power supply circuit 68 . Then, the window opening operation switch S6. S
3 is the ON side contact S5b connected to the power supply B.

When switching to S3b, the window motor M w 2 ,
By supplying current to M w + in the direction indicated by the dashed arrow in the figure, the wind motors Mwz, Mw
Rotate the + in the opposite direction and install the windshield 10Q, ', IOr'
, and close windows 10 &, IOr.

The above window operation switch S t, 9 s, S 4
．． S s OFF side contact ff1c+ S sc+
Both S4o and SsC are grounded.

Note that the window operation switch S2. S3,94°S
, are used when opening/closing the window 10f2.1Or in normal times, independently of the opening/closing operation of the open roof 7.

On the other hand, as shown in FIG. 6, the roof operation switch S1 for opening and closing the open roof 7 has its movable contact Sea connected to the opening side contact Slb when opening the open roof 7, and the closing side contact S1 when closing the open roof 7. , c.

A movable contact S+a of the roof operation switch SI is connected to a power source B and in parallel to each ON side contact of relays R4 and R6. Movable contacts of relays R4 and R6 are connected to an input terminal of the seat motor Ms via a power supply circuit 67.

In addition, the open side contacts S and b of the roof operation switch Sl are a normally OFF roof closed detection switch that is turned ON when the roof 7 is in the open position (lower end position), and a normally OFF roof closed detection switch that is turned ON when the roof 7 is in the open position (lower end position). W, is connected in parallel. The roof closed detection switch W6 is connected to the roof 7
is connected to the right side window motor circuit 64 and the left side window motor circuit 65 via the always-on roof closed detection switch W, 4 which is turned off when the window is in the open position. Motor circuit 64. , 65, and a seat open detection switch W11 that is always ON and turns off when the seat back 5a of the rear seat 5 is in the forward tilted position (lower end position).
, and is grounded via the relay solenoid of relay R4.

In the right window motor circuit 64, the input terminal of the right window motor MWl is connected to the movable contacts of relays R6 and R7 via the power supply circuit 68, and the ON side contacts of the relays R6 and R7 are connected to the power supply B. has been done. Relay R8 glue solenoid is on the right side window glass 10
On the right side winch, which is always ON, it turns off when r is in the open position (lower end position). Ki W,〃
The relay solenoid of relay R7 is connected to the 111 sea 7 gate collar frame frame W7, and the relay solenoid of relay R7 is connected to the right side window glass IO.
It is connected to the roof close detection switch W+4 via the right side window close detection switch WI, which is always ON and turns off when r' is in the closed position (upper end position).

Further, in the left window motor circuit 65, the input terminal of the left window motor Mw2 is connected to the movable contacts of relays R8 and Ro via the power supply circuit 69, and the ON side contacts of the relays R8 and R9 are connected to the power supply B. has been done. Relay R8 glue relay solenoid is on left side windshield 10
The relay solenoid of the relay R9 is connected to the roof closed detection switch W through the always-ON left side window closed detection switch W18 that is turned off when &'' is in the open position (lower end position). (Always ON, which turns OFF when ' is in the closed position (top position)
The roof closure detection switch WI4 is connected to the roof closure detection switch WI4 via the left window closure detection switch W+7.

When the roof operation switch S is operated to the open side with the open roof 7 in the closed position, that is, the roof closed detection switch W6 is OFF and the roof closed detection switch W7 is ON, the seat back of the rear seat 5 is opened. 5a is in the upright position, and therefore the seat open detection switch Wl is in the ON state, by operating the relay R4 and supplying current to the seat motor Ms in the direction shown by the solid arrow in the figure, For example, the seat motor Ms is rotated in the forward direction to prevent the seatback 5a of the rear seat 5 from tilting to the forward tilted position. When the seatback 5a reaches the forward tilted position, the seat close detection switches W and 1 are turned OFF, so that the seat motor The power supply to Ms is stopped and the seatback 5a
The forward tilting operation is now completed.

In addition, the closing side contact SIC of the roof operation switch S is
Always OFF, ON when roof 7 is in the closed position
The roof closing detection switch W8 is connected in parallel to the roof closing detection switch W8, which is turned on when the roof 7 is in the open position, and is always OFF. The roof closed detection switch W8 is always turned off when the seat back 5a of the rear seat 5 is in the upright position (upper end position).
The right side window motor circuit is grounded through the seat closed detection switch WI3 of N and the relay solenoid of relay R5, and is connected to the right side window motor circuit via the always-ON roof closed detection switch W+4, which is turned off when the roof 7 is in the open position. 64 and left window motor circuit 65, while the roof closed detection switch W is connected to both window motor circuits 64 and 65.

When the roof operation switch S is operated to the closed side while the open roof 7 is in the open position (lower end position), that is, the roof close detection switch W8 is 0FF1 and the roof open detection switch W is ON, the rear seat If the seatback 5a of the rear seat 5 is in the upright position and the seat close detection switch W11 is in the ON state, the rear seat 5 The seat back 5a of the vehicle is tilted forward.

An intermediate detection switch W+ which is always OFF and turns ON when either the ON side contacts of the relays R1 and R7 and the upper and lower position detection switches I7j8 are in the ON state.
3 is connected in parallel. The movable contact of the relay R is connected to the input terminal of the roof motor Mr, Mr, and the movable contact of the relay R2 lowers the voltage of the OFF side contact of the relay R3 and the power supply circuit 66,
It is connected in parallel to a voltage drop resistor Rv for slowing down the rotation. The voltage drop resistance Rv is O of relay R3.
N (II!1 contact), and the intermediate detection switch W13 is grounded via the relay solenoid of relay R3.Therefore, the movable contact of relay R2 is connected to roof motor Mr, Mr via relay R3. is connected to the input terminal of

Furthermore, the movable contacts S and a of the roof operation switch S1 are connected to a seat close detection switch W, which is always OFF and is turned ON when the seat back 5a of the rear seat 5 is in the forward tilted position (open position). Spin z-or r+
Mn1y full +l , h f
r!・ノ V I n fN, <'TF
+'41/! A left windshield opening switch W2 that is always OFF is turned ON when the right side rear window 10r is in the t position (open position), and a right windshield opening switch W3 that is always OFF that is turned ON when the right rear window 10r is in the lower end position (open position). , and a movable contact S of a changeover switch S6 that can be switched to the opening side or the closing side in conjunction with the opening/closing operation of the roof operation switch SI.

connected to a. The opening side contact S6b of the changeover switch S6 is turned on when the open roof 7 is in the open position.
It is grounded via a roof closed detection switch W which operates as an FF and is always ON, a relay R, and a glue solenoid. Further, the closing side contact Sac of the changeover switch S6 is grounded via a roof closing detection switch W5, which is always ON and turns off when the open roof 7 is in the closed position, and a relay solenoid of the relay R2.

In the above configuration, the open roof 7 is in the closed position, the seat back 5a of the rear seat 5 is in the upright position, and
Left and right quarter windows l0f2. When for is in the closed state, that is, the roof closed detection switch W
8 is OFF and the roof closed detection switch W7 is ON, the roof operation switch S1 is turned to the open side S, b+
,: When operated, in the seat motor circuit 63, the seat open detection switch Wll is in the ON state, so the relay R,
fc operation, the seat motor Ms is supplied with current in the direction shown by the solid arrow in FIG. 6, causing the seat motor Ms to rotate forward, and the seat back 5a of the rear seat 5 to be tilted forward. And the seat back 5a
When the seat reaches a predetermined forward tilted position, the seat open detection switch W,
1 is turned off, relay R4 is also turned off, power supply to the seat motor Ms is stopped, and the forward tilting operation of the seat back 5a is completed.

In addition, in the right window motor circuit 64, since the right window detection switch W16 is in the ON state, the relay R8
is operated, and a current is supplied to the right window motor IVh in the direction shown by the solid arrow in FIG. 6, causing the right window motor Mw to rotate forward, thereby lowering the right window glass 10r.

When the window glass 10r' reaches the lower end position and the right window IOr is completely opened, the right window open detection switch W18 is turned OFF, so the relay R6 is also turned OFF, and the right window motor Mw, The power supply to the right windshield 1 is stopped.
The descending operation of 0r' is completed.

Also in the left window motor circuit 65, the left aligned window open detection switch w+8 is in the ON state, so similarly to the case of the right window motor circuit 64, the relay R8 is operated to rotate the left window motor Mw in the forward direction. , the left side window glass 10Q' is lowered until the left side window 10σ is completely opened.

On the other hand, in the roof motor circuit 62, the changeover switch S is activated only after the seatback 5a of the rear seat 5 has reached a predetermined forward tilted position and the left and right windows 10 (1, 1Or) have been completely opened.

is energized. That is, the seat open detection switch W1,
When the left side window amount detection switch W2 is on, and on the right side,
Similar to the roof operation switch S1, the changeover switch is switched to the opening side S6b.

Since the roof closed detection switch W is in the ON state, the relay R3 is operated to supply current to the roof motors Mr, Mr in the direction shown by the solid arrow in FIG. Rotate Mr forward to open the open roof 7.

At this time, when the opening operation of the open roof 7 is nearing the end and the folded open roof 7 approaches the floor stopper 19 of the vehicle body 1 within a predetermined distance, the lower position detection switch 18 is turned ON, so that the lower position detection switch 18 is turned ON. Detection switch W+3 is turned ON to operate relay R3, and voltage drop resistor Rv is connected in series to roof motor power supply circuit 66. For this reason, the roof motor M r ,
The rotation of Mr. r is decelerated, and the open roof 7 can sit on the floor stopper 19 in a decelerated state at the end of the opening operation. Then, the open roof 7 comes into contact with the floor stopper I9, and the seatback 5-<M Sushiha 11-f HI also h average 0) R, also O
The FF is activated, power supply to the roof motors M r and M r is stopped, and the opening operation of the open roof 7 is completed.

In addition, at the beginning of the opening operation of the open roof 7, until the distance between the front header 6 and the open roof 7 reaches a predetermined value, the upper position detection switch 17 is in the ON state, so the intermediate detection switch W13 is also in the ON state. In this state, the open roof 7 is decelerated and driven in the same manner as in the final stage of the opening operation. When the distance between the front header 6 and the open roof 7 exceeds a predetermined value, the upper position detection switch 17
is turned off, so the intermediate detection switch W1. Also OFF
After that, the open roof 7 is driven at the normal speed until the lower position detection switch 18 is turned on at the end of the opening operation.

When the opening operation of the open roof 7 is completed, the roof closing detection switch W7 connected to the opening side contact SIb of the roof operation switch S1 is turned OFF, and the roof closing detection switch W6 is turned ON. At this time, the seat back 5a is in the forward tilted position, so the seat close detection switch W+2 is in the ON state. Therefore, relay R5
is operated, a current is supplied to the seat motor Ms in the direction of the broken line arrow shown in the figure, and the seat motor Ms is rotated in the reverse direction.
Return the seat back 5a of the rear seat 5 to the upright position. Then, when the seat back 5a returns to the upright position, the seat close detection switch Wll is turned OFF, so the relay R6 is also turned OFF, power supply to the seat motor Ms is stopped, and the raising operation of the seat back 5a is completed. All operations associated with the opening operation of the open roof 7 are completed.

'Contrary to the opening operation of the open roof 7 described above, when closing the open roof 7 from the open state, the open roof 7 is in the open position, the shield pack 5a of the rear seat 5 is in the upright position, and the left and right sides are Wind 10
&, 10r is in the open state, that is, in the state where the roof closed detection switch W8 is OFF and the roof closed detection switch W is ON, the roof operation switch S1 is set to the closed side S, c
Operate to.

In this case, in the seat motor circuit 63, since the seat close detection switch Wll is in the ON state, the relay R4 is operated, and a current is supplied to the seat motor Ms in the direction indicated by the solid arrow ° in the figure. Ms is rotated forward and the seat back 5a is tilted until it reaches a predetermined forward tilt position. When the seat back 5a reaches a predetermined forward tilted position, the seat close detection switch W is turned OFF.
Since the relay R4 is activated, the relay R4 is also turned off, power supply to the seat motor Ms is stopped, and the forward tilting operation of the seat back 5a is completed.

In addition, in the right and left window motor circuits 64 and 65, the right window close detection switch W+a and the left window close detection switch Wl11 are both in the OFF' state, so no current flows in the circuit and both windows 1
0ff, tOr remains open.

On the other hand, in the roof motor circuit 62, when the seatback 5a of the rear seat 5 reaches a predetermined forward tilted position, +, J+l#
+, + IIm Sasayama +yno 9HT Q# 8k
T Ilr: st+ 1 Since the left window open detection switch W and the right window close detection switch Wff are in the ON state, they are switched to the closed side Sea in conjunction with the changeover switch S6 or the roof operation switch S+. Since the roof closed detection switch W is in the ON state, the relay R1 is operated, and current is supplied to the roof motors Mr, Mr through the relay R3 in the direction shown by the broken line arrow in the figure. Rotate the motors Mr and Mr in the opposite direction,
The open roof 7 is operated to close.

At this time, when this closing operation is nearing the end and the oven roux 77 approaches the front header 6 of the vehicle body 1 within a predetermined distance, the upper position detection switch 17 is turned on, so the intermediate detection switch W+ff is turned on. relay R6 is operated, and voltage drop resistor Rv is connected in series to roof motor power supply circuit 66. Therefore, the rotation of the roof motors Mr, Mr is decelerated, and the open roof 7 can contact the front header 6 in a decelerated state at the end of the closing operation. And oven 1
1y -77M ``7 m '-7 に に ＠ ge 6 no Todo Taku 1 A When the top of Ichigo 9 is covered, the roof closed detection switch W5 is turned OFF, so relay R3 is also turned OFF.
The FF state is entered, power supply to the roof motors Mr and Mr is stopped, and the closing operation of the open roof 7 is completed.

In addition, at the beginning of the closing operation of the oven roof 77, the lower position detection switch 18 is kept ON until the distance between the floor stopper 19 and the open roof 7 reaches a predetermined value.
Since it is in the state, the intermediate detection switch W+3 is also in the ON state, and the open roof 7 is driven to decelerate as in the final stage of the closing operation. When the distance between the floor stopper 19 and the open roof 7 exceeds a predetermined value, the lower position detection switch I8 is turned off, so the intermediate detection switch W13 is turned off.
From then on, the open roof 7 is driven at a normal speed until the upper position detection switch 17 is turned on at the end of the closing operation.

When the closing operation of the open roof 7 is completed, the roof closing detection switch We/J<OFF, which is connected to the closing side contact S+c of the roof operation switch SI, is turned OFF, and the roof closing detection switch W8 is turned ON. At this time, the seat back 5a is in the forward tilted position, so the seat close detection switch W+2 is in the ON state. Therefore, relay R5
is operated, a current is supplied to the seat motor Ms in the direction indicated by the dashed arrow in the figure, the seat motor Ms is rotated in the reverse direction, and the seat back 5a of the rear seat 5 is returned to the upright position. Then, when the seat back 5a returns to the upright position, the seat close detection switch wit is turned off, so the relay R6 is also turned off, and the seat motor Ms
The power supply to the seat back 5a is stopped, and the operation of raising the seat back 5a is completed.

Further, when the closing operation of the open roof 7 is completed, the roof closing detection switch W14 is turned on, and the right window closing detection switch W14 is turned on in the right window motor circuit 64.
15 is in the ON state, operate relay R7,
A current is supplied to the right window motor MWl in the direction indicated by the dashed arrow in the figure to rotate the motor Mw in the reverse direction, thereby raising the right rear quarter window glass 10r°. When the window glass 10r'' reaches the upper end position and the right window is closed, the right window close detection switch W15 is turned off, so the relay R7
The right window motor MW is also turned off, power supply to the right window motor MW is stopped, and the closing operation of the right window motor MW is completed.

Similarly, in the left window motor circuit 65, since the left window close detection switch WIT is in the ON state, the relay R8 is operated, and the left window motor Mw is activated as indicated by the broken line arrow in the figure until the left window 1012 is closed. A current is supplied in the indicated direction to reversely rotate the left window motor MW2 and raise the left window glass 10Q°.

As described above, when the left and right windows 1012.1Or are closed, all operations associated with the closing operation of the open roof 7 are completed.

7 and 8 are graphs showing the relationship between the rotation angle O of the support member 11 with respect to the closed position of the open roof 7 and the driving speed of the open roof 77. As can be seen, during the opening operation, the open roof 7 is driven at the normal speed until the rotation angle θ changes from α to β, but until the rotation angle θ changes from β to γ (open position). During this period, the driving speed is reduced. During the closing operation, it is driven at a normal speed until the rotation angle θ changes from β to α, but the driving speed is reduced until the rotation angle θ changes from α to 0 (closed position).

In addition, the drive speed is reduced during the period when the rotation angle θ goes from 0 to α at the beginning of the opening operation, and when the rotation angle θ goes from γ to β at the beginning of the closing operation, as well as at the end of the opening/closing operation. Ru.

As explained above, according to the present invention, when the open roof 7 of the vehicle is opened/closed using the roof drive device 21, in the opening operation, the open roof 7 and the floor provided on the floor 3 of the vehicle body l are When the distance from the stopper 19 becomes less than a predetermined value, the lower position detection switch 18 detects this, and in the closing operation, the open roof 7 and the passenger compartment 2
When the distance between the upper part of the front header 6 and the front header 6 becomes less than a predetermined value, the upper position detection switch 17 detects this and decelerates the roof motors Mr, Mr of the roof drive device 21, thereby increasing the speed of the open roof 7. It is possible to reduce the driving speed at the end of the opening operation and the end of the closing operation, thereby reducing the impact generated between the open roof 7, the floor stopper 19, and the front header 6 when the opening and closing operations of the open roof 7 are completed. force can be reduced.

As a result, mutual damage to the abutting portions of the open roof 7, the floor stopper 19, and the front header 6 can be prevented, and the impact generated when the opening/closing operation of the open roof 7 is completed can be prevented from causing discomfort to the occupants. It is.

In the above embodiment, in order to reduce the rotational speed of the roof motors Mr, Mr, when the intermediate detection switch W+3 is turned on, the roof motor power supply circuit 66 is connected to the voltage drop resistor R.
v was supposed to be connected, but instead, a high-speed power supply circuit and a low-speed power supply circuit were installed in the roof motor circuit.
The rotational speed of the roof motor can be reduced by switching the power supply circuit in conjunction with ON/OFF of the intermediate detection switch. A roof motor circuit of a roof drive device according to a second embodiment of the present invention will be described below.

As shown in FIG. 9, the roof motor circuit 7 of this embodiment
2 includes a high-speed power supply circuit 76 that rotates the roof motors Mr', Mr' at high speed during power supply, and a low-speed power supply circuit 80 that rotates the roof motors Mr', Mr' at low speed during power supply, and both of the above power supply circuits. One end is connected to a movable contact of relay R1 shown in FIG.

The other end of the high speed power supply circuit 76 is connected to the OFF side contact of relay R3', the other end of the low speed power supply circuit 80 is connected to the ON side contact of relay R3', and the movable contact of relay R3° is connected to the OFF side contact of relay R3'. It is connected to the movable contact of relay R3 shown in FIG. Also, upper and lower position detection switches 17.
The ON contact of the intermediate detection switch W+3', which is always OFF, is connected to the power supply B, and the movable contact a is connected to the ground via the relay solenoid of the relay R3. ing.

The roof motor circuit 72 having the above configuration can be equivalently replaced with the roof motor circuit 62 shown in FIG. Sometimes, the roof motor Mr' accompanying the opening/closing operation of the roof operation switch,
The way in which power is supplied to Mr" is the same as in the first embodiment,
In this case, the roof motor Mr' is connected to the roof motor Mr' via the high-speed power supply circuit 76.

Power is supplied to Mr.

On the other hand, when the open roof is in the deceleration drive range, the intermediate detection switch WI3° is in the ON state, so the relay Rs' is also switched to the ON side, and the low-speed power supply circuit 8
Power is supplied to the roof motors Mr' and Mr' through the motor 0.

In this embodiment, as described above, the intermediate detection switch W+3
The low-speed power supply circuit 80 and the high-speed power supply circuit 76 are switched according to the ON/OFF state of ', and the driving speed of the roof drive device can be reduced at the end of the opening/closing operation of the open roof 7.

In all of the above embodiments, the drive speed of the open roof is reduced not only at the end of the open roof opening/closing operation but also at the initial stage. The main purpose is to reduce the driving speed of the opening/closing operation, and it is not limited to the above embodiment, and even if the speed is reduced only at the end of the opening/closing operation, the objective can of course be achieved. .

In addition, the above embodiments were all applied to a heart-roof type open roof, but the present invention
Of course, it can also be applied to other types of open roofs, such as cabriolet types, for example.

[Brief explanation of the drawing]

The drawings show an embodiment of the present invention, and FIG. 1 is a side view showing an open roof link mechanism and a roof drive device;
Fig. 2 is a side view of the vehicle with the open roof closed, Fig. 3 is a side view of the vehicle with the open roof open, Fig. 4 is an internal top view of the roof drive device, and Fig. 5 is a side view of the vehicle with the open roof closed. FIG. 6 is an electric circuit diagram showing the configuration of the control unit, FIGS. 7 and 8 are graphs showing the relationship between the drive speed and rotation angle of the open roof, and FIG. 9 is an internal side view of the roof drive device. FIG. 2 is an electrical circuit diagram of a roof drive device according to a second embodiment of the present invention. ■...Vehicle body, 2...Car interior, 3...Floor, 6...
・Front header, 7...Open roof, 7a...
- Open roof front part, 7b... Open roof rear part, 11... Front support member, 14... Support bin, 15... Rear support member, ■6... Support pin, I7... Upper position detection switch, 18... Lower position detection switch, 19... Floor stopper, 21...
- Roof drive device, 25... Link, 4I... Front connection member, 42... Rear connection member, 61... Control unit, 62.72... Roof motor circuit, 66... Roof motor Power supply circuit, 76...High speed power supply circuit, 80...Low speed power supply circuit, Mr, Mr'...
・Roof motor, Rv...voltage drop resistance.

Claims (1)

[Claims] (1) The open roof, which is pivotally attached to the vehicle body via a link mechanism, can be placed in a closed position where it is engaged with the front header of the vehicle body and covers the upper part of the vehicle interior, and in an open position where it is seated on a floor stopper provided on the vehicle body floor. In an open roof opening/closing device for a vehicle equipped with a roof drive device that opens and closes a space between the roof and the roof, a position detection means detects the position of the open roof from the front header, a position detection means detects the position of the open roof from the floor stopper, and the like; , a deceleration means for decelerating the drive speed of the roof drive device; and a deceleration means for reducing the drive speed of the roof drive device so as to reduce the opening/closing speed of the open roof when the distance between the open roof and the floor stopper or the front header becomes less than a predetermined value. An open roof opening/closing device for a vehicle, comprising a control means for controlling the vehicle.