JPH0640865Y2 - Opening / closing device for automobile sliding doors - Google Patents

Description

[Detailed Description of the Invention] "Industrial application field" The present invention draws a closing door cable and an opening door cable from a vehicle body to a distributor installed in a sliding door, and distributes power for opening and closing from the distributor to each place. The present invention relates to an opening / closing device for an automobile slide door.

"Conventional Technology" As a conventional technology, for example, there is one disclosed in JP-A-60-40482.

That is, the publication discloses a slide door lock device including a front lock mechanism and a rear lock mechanism in front of and behind the slide door, and an opening / closing operation device for manually operating the lock mechanism in cooperation with each other. .

Further, the applicant of the present invention has proposed a sliding door which is opened and closed by power as disclosed in Japanese Patent Laid-Open No. 61-109887, but the sliding door is held by one door when fully closed. It was only done in lock.

"Problems to be solved by the invention" However, in such a conventional technique, a lock mechanism is provided in front of and behind the slide door in a manually operated one, so that the slide door has a high holding rigidity and safety. However, since the lock mechanism has to be operated simultaneously to lock on and lock off, the structure becomes complicated and the operation requires power, resulting in poor operability. In the case of opening and closing the slide door by power, since the lock mechanism is one, the holding rigidity of the slide door is low, and the structure becomes complicated if the lock mechanism is installed at the front and rear, and the lock mechanism is easily installed at the front and rear. There is a problem that the device cannot be provided.

The present invention has been made in view of such a conventional problem.When the power is used to open and close the slide door, a lock mechanism is provided in front of and behind the slide door, and both lock mechanisms are simple. It is an object of the present invention to provide an opening / closing device for an automobile slide door that solves the above-mentioned problems by allowing the components to be operated in a coordinated manner.

[Means for Solving Problems] The gist of the present invention for achieving such an object is to draw a closing door cable and an opening door cable from a vehicle body into a distributor installed in a sliding door, In an opening / closing device for an automobile slide door, which is configured to distribute opening / closing power to various places, a rear side locking mechanism is attached to a rear end portion of the sliding door, and a front side locking mechanism is attached to a front end portion of the distributor. The door closing transmission member to one of the two lock mechanisms, and is connected to the full-latch lever for forced closing provided on the lock mechanism, and the door opening transmission member separately extended from the distributor is connected by the relay mechanism. The present invention resides in an opening / closing device for an automobile slide door, which is branched and connected to respective lock release levers of the both lock mechanisms.

"Operation" When the slide door is fully closed, it is held on the vehicle body with high rigidity by the front and rear lock mechanisms.

When power is activated to open the sliding door, the door opening cable is pulled, and the door opening transmission member extending from the distributor connected thereto transmits power to the front and rear locking mechanisms to lock them off, and further The sliding door moves and opens when the cable moves in the front-back direction.

At the time of closing the door, the closing cable is tightened, and the sliding door moves in the closing direction by the movement of the cable on the vehicle body side in the front-back direction of the vehicle body to be fully closed. At the time of fully closing, the latch of at least one of the lock mechanisms is rotated by power by the full latch lever to forcibly become the full latch.

[Embodiment] An embodiment of the present invention will be described below with reference to the drawings.

1 and 2 show an embodiment of the present invention.

As shown in FIG. 1, a slide door 11 is installed on the side surface of a vehicle body 10 of an automobile so as to be slidable forward and backward and opened when slid rearward. The slide door 11 has a rear end portion and a front end portion. Rear locking mechanism 20 and front locking mechanism 25
And are installed. The sliding door 11 is supported by a lower rail 13 provided on the vehicle body 10, an upper rail (not shown), and a center rail (not shown) so as to be slidable and openable.

The opening / closing device 30 opens and closes the slide door 11 while both the rear side lock mechanism 20 and the front side lock mechanism 25 are locked on and off, and is provided across the vehicle body 10 and the slide door 11.

A distributor 40 is arranged at approximately the center of the slide door 11, and a manual operation mechanism 50 is arranged near the front lock mechanism 25. The manual operation mechanism 50 has a manual handle.

As shown in FIG. 2, the rear lock mechanism 20 includes a lock release lever 21 that operates a ball that engages and disengages with a latch (not shown), and forcibly rotates the latch from a half-latch position to a full-latch position. Full latch lever 22
And have. A transmission rod 23 to the manual operation mechanism 50 is connected to one end of the lock release lever 21.

The front side lock mechanism 25 has a lock release lever 26 that operates a ball that engages and disengages with a latch (not shown), and a transmission rod 27 to the manual operation mechanism 50 is connected to the lock release lever 26. .

As can be seen in FIG. 1, the opening / closing device 30 is a vehicle body 10 of an automobile.
On the side, an electric motor M, a speed reducer 31 connected to the electric motor M and provided with a drive pulley with a clutch, and a guide pulley
32 and a guide tube 33 are installed.

Cable 34 wound around drive pulley of speed reducer 31 and fixed
One of them is wound around the guide pulley 32, and the other is passed through the guide tube 33. The cable 34 has a portion along the lower rail 13.

On the slide door 11 side of the opening / closing device 30, a connecting bracket 35 that is movable along the lower rail 13 is fixed to the slide door 11, and a distributor 40 is provided at approximately the center of the inside of the slide door 11. A guide member 35 provided on a connecting bracket 35 with a door closing cable 36 and an door opening cable 37 continuous from both ends of a cable 34 extending from both sides along
It is guided by a and drawn into the slide door 11, and extends to the distributor 40 in the slide door 11.

As shown in FIG. 2, the distributor 40 is composed of a base plate 41 fixed to the inner panel of the slide door 11, and an open door swing member 42 and a close door swing member 43 pivotally supported on the base plate 41.

The door opening swinging member 42 is formed by superposing and combining a main door opening lever 42a and a sub door opening lever 42b, which are swingable within a set angle with each other and integrally swingable, and a door closing swinging member 43. Is a combination of a main door closing lever 43a and a sub door closing lever 43b, which are also swingable within a set angle and swingable integrally with each other.

The door opening swinging member 42 and the door closing swinging member 43 are biased by springs 44 and 45, respectively, in the direction of abutting the stoppers 41a and 41b provided on the base plate 41.

The door opening cable 37 and the door closing cable 36 extending from the connecting bracket 35 are the sub door opening lever 42b of the door opening swing member 42, respectively.
And the sub-door closing lever 43b of the door opening swinging member 43.

Main door closing lever 43a of door swinging member 43 and rear lock mechanism 20
The full-latch lever 22 of is connected by a closing transmission cable 38 which is a closing transmission member, and the opening door transmission cable 39 which is a transmission member for opening door connected to the main opening lever 42a of the opening swing member 42 is It extends to the relay mechanism 46.

In the relay mechanism 46, a bell crank 47 is pivotally supported by a base 46a fixed to an inner panel of the slide door 11, and a transmission cable connected to each lock end of the bell crank 47 to an unlock lever 21 of a rear lock mechanism 20. 48 and a transmission rod 49 connected to the front lock mechanism 25 are connected to each swing end of the bell crank 47. That is, the power transmitted to the door opening transmission cable 39 is branched by the relay mechanism 46 into the rear lock mechanism 20 and the front lock mechanism 25.

Next, the operation will be described.

When the sliding door 11 is closed from the fully opened state, if an operation switch (not shown) is operated, the electric motor M is activated to rotate in the closing operation direction and the clutch of the speed reducer 31 is engaged.

When the electric motor M is activated, the drive pulley of the speed reducer 31 moves the cable 34 in the vertical direction, and the cable 34 is driven so as to move to the left in FIG. 1 at a portion along the lower rail 13.

The driving force to the cable 34 tightens the door closing cable 36,
The cable 34 is actuated to feed out the door opening cable 37, and the cable 34 is driven in the front-back direction of the vehicle body, whereby the sliding door 11 moves in the door closing direction. The movement of the slide door 11 continues while the operation switch is turned on.

Since the force required during the door closing movement may be small, in the distributor 40, the main door opening lever 42a of the door opening rocking member 42 and the door closing rocking member 43 are used.
The main door closing lever 43a and the main door closing lever 43a are at the end of the swing stroke due to the urging force of the springs 44 and 45.
36, Door opening cable 37 is effectively locked.

Therefore, the sliding door 11 moves with the door closing cable 36 tightened and the door opening cable 37 loosened. It should be noted that the slack of the door opening cable 37 at the time of starting and closing the door is absorbed by the sub door opening lever 42b of the door opening swinging member 42 rotating clockwise in FIG.

In the fully closed gap of the sliding door 11, a large door closing force is required due to the resistance of weather strip or the like. Due to this increase in the door closing force, the door closing cable 36 is strongly squeezed, and the main door closing lever 43a of the door closing rocking member 43 of the distributor 40 rotates clockwise in FIG. 2 against the biasing force of the spring 45 to close the door. Transmission cable
By 38, the full-latch lever 22 of the rear lock mechanism 20 forcibly rotates the latch in the door closing direction to become a full-latch.

The sliding door 11 is fully closed, and at the same time, the latch of the front lock mechanism 25 is engaged with the other striker to be locked on, the electric motor M is stopped, and the clutch is disengaged.

To open the fully closed slide door 11, the clutch is engaged by opening the slide door opening / closing operation switch, and the electric motor M is activated in the opening direction opposite to the closing direction.

When the electric motor M is started, the drive pulley of the speed reducer 31 drives the cable 34 in the vertical direction, but since the cable 34 is constrained by the rear lock mechanism 20 and the front lock mechanism 25, the cable 34 is initially squeezed to open the door. The cable 37 is tightened.

As a result, the distributor 40 is used as a sub-door opening lever of the door opening swing member 42.
42b rotates counterclockwise in FIG. 2, the main opening lever 42a also rotates integrally, the bell crank 47 of the relay mechanism 46 rotates by the door opening transmission cable 39, and the operation of the bell crank 47. Is branched into a transmission cable 48 and a transmission rod 49 and transmitted to the rear lock mechanism 20 and the front lock mechanism 25.

Rear locking mechanism 20 by transmission cable 48 and transmission rod 49
The lock release lever 21 and the lock release lever 26 of the front lock mechanism 25 are operated to unlock both the rear lock mechanism 20 and the front lock mechanism 25.

When the rear lock mechanism 20 and the front lock mechanism 25 are unlocked, the slide door 11 becomes movable and the cable 34
Is driven in the front-rear direction of the vehicle body opposite to the door closing direction, whereby the slide door 11 moves in the door opening direction. The movement of the slide door 11 continues while the operation switch is turned on.

The force required during the opening movement may be small, and in the distributor 40,
The main door opening lever 42a of the door opening swinging member 42 and the main door closing lever 43a of the door closing swinging member 43 are at the end of the swinging stroke due to the biasing force of the springs 44 and 45, and the closing door cable 36 and the opening door cable 37 are It is effectively locked.

Then, the slide door 11 moves with the door opening cable 37 being pulled down and the door closing cable 36 being relaxed. The slack of the door closing cable 36 at the time of starting the door opening and at the time of full opening is absorbed by the sub door closing lever 43b of the door closing rocking member 43 rotating counterclockwise in FIG.

When the sliding door 11 is fully closed, the electric motor M is stopped and the clutch is disengaged.

When the sliding door 11 is opened and closed manually, it is operated by operating a manual handle (not shown).

When the door is open, operating the manual handle pulls the transmission rod 23 to the rear lock mechanism 20 and the transmission rod 27 to the front lock mechanism 25, locking both the rear lock mechanism 20 and the front lock mechanism 25. It is turned off and the sliding door 11 can be moved and opened manually.

In the case of closing the door, the sliding door 11 is forced to be closed by human power, and the respective latches of the rear lock mechanism 20 and the front lock mechanism 25 are engaged with the strikers of the corresponding vehicle body 10 by the momentum.

[Advantages of the Invention] According to the opening and closing device for a sliding door for a vehicle according to the present invention, a locking mechanism is provided in front of and behind the sliding door, and the locking mechanism can be operated in cooperation with each other by power to open and close the sliding door. Therefore, it is possible to make the holding rigidity of the slide door high and to improve the safety, and by opening and closing with power, it is possible to provide an opening / closing device for an automobile slide door having good operability.

[Brief description of drawings]

1 and 2 show an embodiment of the present invention,
FIG. 1 is a perspective view showing the entire opening / closing device, and FIG. 2 is a front view showing the sliding door mounting portion of the opening / closing device as viewed from the vehicle interior side. 10 …… Body, 13 …… Lower rail 11 …… Slide door, 20 …… Rear lock mechanism 21 …… Lock release lever, 22 …… Full latch lever 25 …… Front lock mechanism, 26 …… Lock release lever 30… … Opening / closing device, 31 …… Reducer 34 …… Cable, 35 …… Coupling bracket 36 …… Closing door cable, 37 …… Closing door cable 38 …… Closing door transmission cable (transmission member for closing door) 39 …… Closing door transmission cable (Transmission member for opening door) 40 …… Distributor, 42 …… Opening swing member 43 …… Closed swing member, 46 …… Relay mechanism

Claims (1)

[Scope of utility model registration request] 1. An opening / closing device for a sliding door for an automobile, wherein a closing door cable and an opening door cable are drawn from a vehicle body to a distributor installed in the sliding door, and power for opening and closing is distributed from the distributor to various places, A rear lock mechanism is attached to the rear end of the sliding door, and a front lock mechanism is attached to the front end, and the transmission member for closing the door is extended from the distributor to one of the both lock mechanisms. It is characterized in that it is connected to a provided full-latch lever for closing the door, and a door-opening transmission member separately extended from the distributor is branched by a relay mechanism and connected to respective lock release levers of the both lock mechanisms. Opening / closing device for automobile sliding doors.