JP2009255724A - Automatic opening/closing device for vehicle - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To improve the appearance of a vehicle on which an automatic opening/closing device for a vehicle is mounted, and to improve the durability of each cable. <P>SOLUTION: A roller unit 15, which is provided on a slide door 14, is mounted on a center rail 18, which is fixed on the side part of a vehicle body 12, in such a way as to freely movable. A connecting bracket 34, which is mounted detachably on the extension part 35 provided on the roller unit 15, is arranged above the center rail 18. A closing side cable 32a and an opening side cable 32b, which are arranged above the center rail 18, are connected to this bracket. Each of the cables 32a, 32b is guided in the direction along the center rail 18 by a cable guide 56 and guided toward a drive unit 33 by a closing side pulley device 51a and an opening side pulley device 51b. Each of the cable 32a, 32b, the connecting bracket 34, and the cable guide 56 are covered by a guide rail cover 57, which is attached to the side part of the vehicle body 12, so as not to be exposed outside the vehicle. <P>COPYRIGHT: (C)2010,JPO&INPIT

Description

  The present invention relates to an automatic opening and closing device for a vehicle that automatically opens and closes an opening and closing body such as a slide door provided in an automobile, for example.

  In a wagon type or one-box type vehicle, a sliding door is often used as an opening / closing body for opening / closing a doorway provided on the side of the vehicle body.

  Such a slide door is provided with a roller unit, and on the other hand, a guide rail is fixed to the side of the vehicle body, and the slide door is attached to the side of the vehicle body by being movably mounted on the guide rail. Along with this, it opens and closes in the vehicle longitudinal direction. In addition, a pull-in portion that bends toward the inside of the vehicle body is provided on one end side of the guide rail. When the roller unit is guided by the pull-in portion, the slide door is drawn into the vehicle body and the side surface and the surface of the vehicle body It is designed to close together.

  On the other hand, in order to facilitate the opening / closing operation of the slide door, an automatic opening / closing device has been developed in which a cable connected to a roller unit is driven by a drive unit to automatically open / close the slide door. In such a cable-type automatic opening / closing device, a closed side cable and an open side cable are pulled out from the drive unit, and these cables are opened and closed along the guide rail via reversing pulleys arranged at both ends of the guide rail, respectively. It is connected to the roller unit from the direction. Then, when one cable is wound up by the drive unit and the other cable is rewound, the slide door is pulled by the cable to open and close.

  In the cable-type automatic opening and closing device, each cable is arranged along the guide rail and is connected to the roller unit inside the guide rail. Therefore, the reversing pulleys arranged at both ends of the guide rail are: They are arranged side by side in the longitudinal direction with respect to the guide rails. Therefore, in particular, the guide pulley provided on the side of the retracting portion is arranged to protrude toward the vehicle interior side with respect to the end portion of the guide rail, and the vehicle interior space is narrowed to secure the space. It will be.

Thus, for example, in the switchgear disclosed in Patent Document 1, the cables are arranged above or below the guide rail, and the guide pulley is arranged above or below the guide rail in a horizontal posture in which the axial direction is vertical. Thus, the overhang of the guide pulley to the vehicle interior side is suppressed. On the other hand, a molding (guide rail cover) is joined to the upper edge of the opening of the guide rail to form a continuous surface to the outer surface of the vehicle, thereby improving the aesthetic appearance of the vehicle.
Japanese Patent No. 3664042

  However, in the automatic opening / closing device disclosed in Patent Document 1, each cable is disposed above or below the guide rail, while the molding is merely joined to the upper edge of the opening of the guide rail. When the cable is exposed to the outside and each cable is arranged below the guide rail, each cable itself is also exposed to the outside, and the durability may be reduced.

  The objective of this invention is improving the durability of each cable while improving the beauty | look of the vehicle by which the automatic opening / closing apparatus for vehicles is mounted.

  An automatic opening and closing device for a vehicle according to the present invention is an automatic opening and closing device for a vehicle that automatically opens and closes an opening and closing body provided in a vehicle, and is formed to extend in the vehicle front-rear direction and is attached to either the vehicle body or the opening and closing body. A fixed guide rail, a roller unit that is provided on the other of the vehicle body and the opening / closing body and is movably mounted on the guide rail, and an extension of the roller unit that extends upward of the vehicle. A connector disposed above the guide rail in the vehicle, a closed cable disposed above the guide rail in the vehicle and coupled to the connector from the closed side of the opening / closing body, and the vehicle above the guide rail. An open side cable connected to the connector from the open side of the opening / closing body, and either the vehicle body or the opening / closing body, and via a reversing pulley A drive unit that drives the closed-side cable and the open-side cable that are guided, and a cable that is provided above the guide rail and guides the closed-side cable and the open-side cable along the guide rail. It has a guide and a guide rail cover that is attached to either the vehicle body or the opening / closing body and covers the closed side cable, the open side cable, the connector, and the cable guide.

  The automatic opening / closing device for a vehicle according to the present invention is characterized in that the connector is detachably attached to the extension portion in a state where the closed cable and the open cable are connected in advance.

  The automatic opening / closing device for a vehicle according to the present invention is characterized in that at least one of the reversing pulleys is disposed so as to overlap the guide rail above the vehicle with the axial direction being horizontal.

  The automatic opening and closing device for a vehicle according to the present invention is provided with a retracting portion that bends toward the inside of the vehicle body on one end side of the guide rail, and the reversing pulley disposed at one end of the guide rail on the side where the retracting portion is provided. Is arranged so as to overlap the guide rail above the vehicle with the axial direction horizontal.

  According to the present invention, the guide rail cover covers the cables disposed above the guide rails, the connectors for connecting the cables to the roller unit, and the cable guides for guiding the cables. Therefore, the aesthetic appearance of the vehicle equipped with the vehicle automatic opening / closing device can be improved. Moreover, since each cable is covered with a guide rail cover, adhesion of foreign matters such as rainwater is suppressed, and its durability is improved.

  In addition, according to the present invention, since the connecting tool is detachably attached to the extension portion of the roller unit in a state where the cables are connected in advance, the connecting operation between the roller unit and each cable can be facilitated. . In addition, since the connecting tool is detachably attached to the extension part, each cable can be easily attached to and detached from the roller unit while the roller unit is attached to the guide rail even in recombination of the automatic opening and closing device for a vehicle. it can.

  Furthermore, according to the present invention, at least one of the reversing pulleys is arranged so as to overlap the vehicle on the guide rail with the axial direction being horizontal, so that the overhanging of the reversing pulley to the vehicle interior side is suppressed, The interior space of the vehicle in which this vehicle automatic opening / closing device is mounted can be expanded.

  Furthermore, according to the present invention, the reversing pulley disposed at one end of the guide rail on the side where the lead-in portion that bends inside the vehicle body is provided is disposed so as to overlap the guide rail above the vehicle with the axial direction horizontal. Therefore, it is possible to expand the interior space of the vehicle on which the vehicle automatic opening / closing device is mounted while suppressing the overhanging of the reversing pulley to the vehicle interior side.

  Hereinafter, embodiments of the present invention will be described in detail with reference to the drawings.

  FIG. 1 is a side view showing a part of a vehicle provided with a slide door opening / closing device according to an embodiment of the present invention, and FIG. 2 is a perspective view showing details of the sliding door opening / closing device shown in FIG. 3 is a cross-sectional view taken along line AA shown in FIG. 1, and FIG. 4 is an exploded perspective view of the roller unit shown in FIG.

  A vehicle 11 shown in FIG. 1 is a one-box type passenger car, and a slide door 14 as an opening / closing body is provided on a side portion of the vehicle body 12 in order to open and close an opening 13 for getting on and off.

  As shown in FIG. 1, a roller unit 15 is provided at an end portion of the slide door 14 on the vehicle rear side and in a substantially middle portion in the vertical direction. As shown in FIGS. 3 and 4, the roller unit 15 has a structure in which a travel roller 15b and a guide roller 15c are rotatably provided on a main body bracket 15a, and the main body bracket 15a is fixed to a slide door 14. The support bracket 16 is swingably supported by a support shaft 17. The support shaft 17 is arranged with its axial direction facing the vehicle vertical direction, so that the roller unit 15 can swing along the horizontal plane with respect to the slide door 14 with the support shaft 17 as an axis. .

  On the other hand, a recess 12a extending in the longitudinal direction of the vehicle and recessed toward the inside of the vehicle body 12 is formed on the side of the vehicle body 12, and a guide rail is provided on the side of the vehicle body 12 so as to be positioned inside the recess 12a. The center rail 18 is fixed. The center rail 18 is formed in a rail shape having a substantially U-shaped cross section extending in the vehicle front-rear direction. As shown in FIG. 2, a linear portion 18 a extending linearly along the side portion of the vehicle body 12 and one end side thereof. That is, it includes a pull-in portion 18b that is provided on the vehicle front side of the straight portion 18a and bends toward the inside of the vehicle body 12 with respect to the straight portion 18a.

  The cross-sectional shape of the center rail 18 is fixed to the recess 12a in the inner wall 18c, and extends from the end of the inner wall 18c on the vehicle lower side toward the vehicle outer side, and on the vehicle upper side of the inner wall 18c. The upper wall 18e extends from the end portion toward the vehicle outer side, and the outer wall 18f extends from the vehicle outer end portion of the upper wall 18e toward the vehicle lower side.

  The roller unit 15 is movably mounted on the center rail 18. That is, the roller unit 15 is disposed inside the center rail 18 so that the traveling roller 15b travels on the bottom wall 18d of the center rail 18 and the guide roller 15c is guided by the inner wall 18c and the outer wall 18f above the center rail 18. It is installed. As a result, the roller unit 15 is movable along the center rail 18, and when the roller unit 15 moves along the center rail 18, the slide door 14 opens and closes along the side of the vehicle body 12 in the vehicle front-rear direction. It is supposed to be. Further, when the roller unit 15 is guided to the retracting portion 18 b of the center rail 18, the slide door 14 is retracted to the vehicle interior side (inside the vehicle body 12) and is closed flush with the side surface of the vehicle body 12. It has become.

  As shown in FIG. 1, roller units 21 and 22 are also provided at the upper and lower ends of the slide door 14 on the vehicle front side, and upper rails 23 and lower rails 24 are provided at the upper and lower edges of the opening 13 of the vehicle body 12. Is fixed, and the roller units 21 and 22 are movably mounted on the corresponding rails 23 and 24, so that the slide door 14 is supported by the vehicle body 12 so as to be openable and closable at a total of three points.

  In order to automatically open and close the sliding door 14, the vehicle 11 is provided with a sliding door opening and closing device 31 (hereinafter referred to as an opening and closing device 31) as an automatic opening and closing device for the vehicle.

  The opening / closing device 31 is a so-called cable type, and includes a closed cable 32 a and an open cable 32 b respectively connected to the roller unit 15, and one end sides of these cables 32 a and 32 b are connected to the drive unit 33. The sliding door 14 is automatically opened and closed by driving the drive unit 33.

  5A is a plan view showing a connection structure of each cable to the roller unit by the connection bracket, and FIG. 5B is a view of the connection structure shown in FIG. .

  A connecting bracket 34 as a connecting tool is attached to the roller unit 15, and the other ends of the cables 32 a and 32 b are connected to the connecting bracket 34 and connected to the roller unit 15 via the connecting bracket 34. It has become.

  The connecting bracket 34 is formed by bending a plate material such as an elongated steel plate, and includes a holding portion 34a formed in a substantially U shape and an attachment portion 34b extending from one end of the holding portion 34a. Bolt holes 34c are formed. Further, the holding portion 34a of the connecting bracket 34 is formed with a drawing groove 34d extending along the longitudinal direction (the direction along the center rail), and one end of the drawing groove 34d is opened at the end of the holding portion 34a. is doing.

  On the other hand, the roller unit 15 is provided with an extension 35 for supporting the connection bracket 34 integrally with the main body bracket 15a. The extension portion 35 is formed in a rectangular plate shape having a predetermined width, and is bent so as to extend from the main body bracket 15a to the vehicle upper side and reach the vehicle upper side of the upper wall 18e of the center rail 18. A notch groove 35a having a predetermined width that opens toward the vehicle upper side is provided on one side of the extension portion 35 on the vehicle upper side, and the connecting bracket 34 is cut so that the holding portion 34a protrudes toward the center rail 18 side. It is inserted into the notch groove 35 a and attached to the extension 35. A through hole 35b is provided on the side of the cutout groove 35a of the extension 35, and a bolt 36 and a nut 37 inserted into the bolt hole 34c of the connection bracket 34 and the through hole 35b of the extension 35 are provided. Thus, the connection bracket 34 is detachably fixed to the extension portion 35. Thereby, the connection bracket 34 is disposed above the center rail 18, and when the roller unit 15 moves along the center rail 18, the connection bracket 34 moves along the rail 18 above the center rail 18.

  As described above, the opening / closing device 31 has a structure in which the connecting bracket 34 is detachably fixed to the extension portion 35 by the bolt 36 and the nut 37, so that the extension portion 35 can be removed by removing the bolt 36 and the nut 37. The fixed connection bracket 34 can be removed from the extension 35 again.

  A cylindrical cable end 38 a is fixed to a portion of the closed side cable 32 a connected to the connection bracket 34, and the cable end 38 a of the closed side cable 32 a is disposed inside the holding portion 34 a of the connection bracket 34. At the same time, it is connected to the connecting bracket 34 from the closed side of the slide door 14 by being pulled out from the drawer groove 34d toward the closed side of the slide door 14, that is, the front side of the vehicle. A cylindrical cable end 38b is fixed to a portion of the open side cable 32b that is connected to the connection bracket 34. The open side cable 32b is connected to the cable end 38a of the closed side cable 32a. The connecting bracket 34 is arranged on the inner side of the holding portion 34a of the connecting bracket 34 side by side with respect to the vehicle rear side and is pulled out from the pulling groove 34d toward the opening side of the sliding door 14, that is, toward the rear side of the vehicle. 34 is connected.

  A holding cover 41 is attached to the connecting bracket 34 to which the cables 32a and 32b are connected. The holding cover 41 positions the cable ends 38a and 38b at the holding portion 34a of the connecting bracket 34 and also from the connecting bracket 34. Detachment is prevented and the holder 34a is rotatably held.

  In the case shown in the figure, the through hole 35b of the bolt 36 for fixing the connecting bracket 34 to the extension portion 35 has the axial direction of the roller unit 15 on the vehicle front side in the direction that is horizontal and perpendicular to the center rail 18. However, the present invention is not limited thereto, and the axial direction of the roller unit 15 is arranged on the vehicle rear side in the direction along the center rail 18 and is fastened to the nut 37 from the vehicle rear side. Also good. Thereby, it is possible to insert a tool between the slide door 14 and the vehicle body 12 from the rear side of the vehicle to perform the fastening operation of the bolt 36, and the fastening operation is easy even after the slide door 14 is attached to the vehicle body 12. Can be.

  The closed cable 32a having one end connected to the connecting bracket 34 is located above the upper wall 18e of the center rail 18 inside the recess 12a (on the vehicle upper side) from the connecting bracket 34 toward the end of the center rail 18 on the vehicle front side. Are arranged along the center rail 18. The open side cable 32b having one end connected to the connection bracket 34 is located above the upper wall 18e of the center rail 18 in the recess 12a (on the vehicle upper side) from the connection bracket 34 to the end of the center rail 18 on the vehicle rear side. It is arrange | positioned along the said center rail 18 toward.

  On the other hand, as shown in FIG. 2, the drive unit 33 includes an electric motor 33 a and a cable drive mechanism 33 b, and is located inside the vehicle body 12 so as to be positioned above the middle portion of the center rail 18 in the longitudinal direction. Has been placed.

  At one end of the center rail 18 on the side where the lead-in portion 18b is provided (the vehicle front side), a closed pulley device 51a is disposed so as to overlap the center rail 18 above the vehicle. The closed-side pulley device 51a has a structure in which a closed-side reversing pulley 54a is rotatably accommodated by a pulley shaft 53a inside a pulley case 52a. The pulley shaft 53a is retracted horizontally with respect to the vehicle 11 in the axial direction. It arrange | positions as a direction orthogonal to the extension direction of the part 18b, and, thereby, the guide direction of the closed side cable 32a by the closed side inversion pulley 54a is made parallel to the extension direction of the drawing-in part 18b. That is, the closed-side reversing pulley 54a is disposed along the retracting portion 18b. The closed side cable 32a led from the connecting bracket 34 to the vehicle front side along the center rail 18 is drawn into the pulley case 52a and is passed over the closed side reversing pulley 54a. To the drive unit 33.

  An open pulley device 51b is disposed above one end of the center rail 18 on the vehicle rear side. This open side pulley device 51b has a structure in which an open side reversing pulley 54b is rotatably accommodated in a pulley case 52b by a pulley shaft 53b. The pulley shaft 53b is perpendicular to the vehicle 11 and linearly. It arrange | positions as the direction orthogonal to the extension direction of the part 18a, and, thereby, the guide direction of the open side cable 32b by the open side inversion pulley 54b is made parallel with the extension direction of the linear part 18a. That is, the open-side reversing pulley 54b is disposed along the linear portion 18a. The open-side cable 32b led from the connecting bracket 34 to the vehicle rear side along the center rail 18 is drawn into the pulley case 52b and passed over the open-side reversing pulley 54b. To the drive unit 33.

  Outer tubes 55a and 55b are connected between the pulley cases 52a and 52b of the pulley devices 51a and 51b and the cable drive mechanism 33b of the drive unit 33, and the cables 32a and 32b are respectively connected to the corresponding outer tubes. 55a and 55b are inserted and operate along the outer tubes 55a and 55b.

  As described above, in the opening / closing device 31, the closed side cable 32a and the open side cable 32b are arranged above the center rail 18 and the closed side reversing pulley 54a provided on the pull-in portion 18b side is provided with the center rail 18. Since it is arranged so as to overlap the vehicle front side end, the overhanging of the closed-side reversing pulley 54a to the vehicle interior side is suppressed, and the indoor space of the vehicle 11 in which the opening / closing device 31 is mounted is expanded. can do. Further, since the closed-side reversing pulley 54a is arranged along the center rail 18 with the axial direction being horizontal, even when the diameter of the pulley increases, the overhang to the vehicle interior side can be further suppressed. .

  In the opening / closing device 31, the cables 32a and 32b are arranged above the center rail 18 and connected to the connecting bracket 34 arranged above the center rail 18 upper wall 18e. The part does not protrude to the side of the vehicle of the center rail 18, and the connection work of the cables 32a and 32b to the roller unit 15 is performed not above the center rail 18 but above (outside) the center rail 18. The connection work can be facilitated.

  A cable guide 56 is fixed to the vehicle body 12 in order to guide the cables 32 a and 32 b along the center rail 18 between the reversing pulleys 54 a and 54 b and the connection bracket 34.

  The cable guide 56 is formed as a plate-like slider that bends in a J shape corresponding to a portion extending between the straight portion 18a and the drawing portion 18b of the center rail 18 by resin or the like, and is drawn into the straight portion 18a of the center rail 18. The center rail 18 is fixed to the recess 12a above the vehicle on the upper wall 18e of the center rail 18 so as to straddle the portion 18b. As a result, the cables 32a and 32b between the reversing pulleys 54a and 54b and the connecting bracket 34 are guided by the cable guide 56 in the direction along both the center rail 18, that is, the straight portion 18a and the retracting portion 18b.

  With such a configuration, when the electric motor 33a of the drive unit 33 operates, the cables 32a and 32b are driven in opposite directions by the cable drive mechanism 33b, and the roller unit 15 is pulled by the cables 32a and 32b and the slide door 14 is driven. Will automatically open and close. That is, when the electric motor 33a rotates in the forward direction and is driven in the direction in which the closed cable 32a is pulled by the drive unit 33 and is driven in the direction in which the open cable 32b is extended, the slide door 14 is automatically closed. On the other hand, when the electric motor 33a is rotated in the reverse direction and driven by the drive unit 33 in the direction in which the closed cable 32a is drawn out and driven in the direction in which the open cable 32b is pulled, the slide door 14 is automatically opened.

  As shown in FIGS. 1 to 3, the cable 32a, 32b, the cable guide 56, the connection bracket 34, and the connection portion of the cables 32a, 32b to the roller unit 15 by the connection bracket 34 are covered to improve the appearance of the vehicle 11. For this purpose, a guide rail cover 57 is attached to the side portion of the vehicle body 12.

  The guide rail cover 57 is made of a resin and is formed in a plate shape that extends along the concave portion 12a of the vehicle body 12 and extends downward from the upper end portion of the concave portion 12a to the outside of the center rail 18, for example. It is detachably attached to the vehicle body 12 by attachment means (not shown) such as an engaging claw that engages with the attachment hole. When the guide rail cover 57 is attached to the vehicle body 12, the vehicle upper portion of the center rail 18 inside the recess 12 a, that is, the cables 32 a and 32 b, the cable guide 56, and the connection bracket 34 are covered by the guide rail cover 57. It is made invisible from the outside. That is, the guide rail cover 57 functions as a decorative board.

  The extension portion 35 of the roller unit 15 extends upward from the gap between the lower end of the guide rail cover 57 and the center rail 18 toward the inside of the guide rail cover 57, and the roller unit 15 extends along the center rail 18. When it moves, it moves along the gap. The guide rail cover 57 is attached to the vehicle body 12 after connecting the cables 32 a and 32 b to the connecting bracket 34.

  As described above, in the opening / closing device 31, the guide rail cover 57 is attached to the side portion of the vehicle body 12, and the cables 32 a and 32 b, the connection bracket 34, and the cables disposed above the center rail 18 by the guide rail cover 57. Since the guide 56 is covered, the appearance of the vehicle 11 on which the opening / closing device 31 is mounted can be improved by preventing these members from being visually recognized from the outside.

  In addition, since the cables 32a and 32b arranged on the upper side of the center rail 18, that is, outside the vehicle, are covered with the guide rail cover 57, it is possible to suppress the adhesion of foreign matters such as rainwater to the cables 32a and 32b. The durability of the cables 32a and 32b and the drive unit 33 that drives the cables 32a and 32b can be improved.

  As described above, in the opening / closing device 31, the cables 32a and 32b are arranged above the vehicle on the upper wall 18e of the center rail 18 and connected to the connecting bracket 34 arranged above the vehicle on the center rail 18. The cable 32a, 32b can be easily connected to the roller unit 15. In addition to this, since the opening / closing device 31 has a structure in which the connecting bracket 34 is detachably attached to the extension 35 of the roller unit 15, the cables 32a and 32b are connected to the connecting bracket 34 in advance. It is possible to attach the connecting bracket 34 in a state where the 32 a and 32 b are connected to the extension portion 35 of the roller unit 15, so that the operation of connecting the cables 32 a and 32 b to the roller unit 15 can be performed more easily. .

  Thus, in this opening / closing device 31, the connecting bracket 34 is attached to the extension portion 35 of the roller unit 15 in a state where the cable ends 38a, 38b of the cables 32a, 32b are held in advance, that is, in a state where the cables 32a, 32b are connected. Since it can be attached, the connecting operation between the roller unit 15 and the cables 32a and 32b can be facilitated.

  Further, in this opening / closing device 31, when this is replaced with another opening / closing device 31, the connecting bracket remains in a state where the slide door 14 is assembled to the vehicle body 12, that is, the roller unit 15 is mounted on the center rail 18. 34 can be removed from the roller unit 15, and the cables 32a and 32b can be attached to and detached from the roller unit 15. Therefore, the opening / closing device 31 can be reassembled without removing the slide door 14 from the vehicle body 12, and the operation can be facilitated.

  It goes without saying that the present invention is not limited to the above-described embodiment, and various modifications can be made without departing from the scope of the invention. For example, in the above-described embodiment, the guide rail (center rail 18) is fixed to the vehicle body 12, and the roller unit 15 is provided on the slide door 14. However, the present invention is not limited thereto, and the roller unit 15 is provided on the vehicle body 12. The guide rail (center rail 18) may be fixed to the slide door 14. In this case, the drive unit 33, the cable guide 56, and the guide rail cover 57 are also arranged on the slide door 14 side.

  In the above embodiment, the opening / closing device 31 is a center drive system in which the cables 32 a and 32 b are connected to the roller unit 15 mounted on the center rail 18. However, the present invention is not limited to this. Alternatively, a lower drive system in which the cables 32a and 32b are connected to the roller unit 22 mounted on the vehicle may be employed.

  Furthermore, in the above-described embodiment, only the closed-side reversing pulley 54a is arranged so as to overlap the vehicle on the center rail 18 with the axial direction horizontal, but this is not restrictive. You may make it arrange | position both the side inversion pulley 54b or only the open side inversion pulley 54b so that an axial direction may be horizontal and it may overlap with the vehicle above the center rail 18. FIG.

It is a side view showing a part of vehicles provided with a slide door opening and closing device which is one embodiment of the present invention. It is a perspective view which shows the detail of the slide door opening / closing apparatus shown in FIG. It is sectional drawing which follows the AA line shown in FIG. FIG. 3 is an exploded perspective view of the roller unit shown in FIG. 2. (A) is a top view which shows the connection structure of each cable to the roller unit by a connection bracket, (b) is the figure which looked at the connection structure shown to (a) from the arrow A. FIG.

Explanation of symbols

DESCRIPTION OF SYMBOLS 11 Vehicle 12 Car body 12a Concave part 13 Opening part 14 Sliding door (opening-closing body)
15 Roller unit 15a Body bracket 15b Traveling roller 15c Guide roller 16 Support bracket 17 Support shaft 18 Center rail (guide rail)
18a Linear part 18b Pull-in part 18c Inner wall 18d Bottom wall 18e Upper wall 18f Outer wall 21, 22 Roller unit 23 Upper rail 24 Lower rail 31 Slide door opening / closing device (automatic vehicle opening / closing device)
32a Closed cable 32b Open cable 33 Drive unit 33a Electric motor 33b Cable drive mechanism 34 Connection bracket (connector)
34a Holding part 34b Mounting part 34c Bolt hole 34d Drawer groove 35 Extension part 35a Notch groove 35b Through hole 36 Bolt 37 Nut 38a, 38b Cable end 41 Holding cover 51a Closed pulley apparatus 51b Open side pulley apparatus 52a, 52b Pulley case 53a , 53b Pulley shaft 54a Closed reversing pulley 54b Open reversing pulley 55a, 55b Outer tube 56 Cable guide 57 Guide rail cover

Claims (4)

An automatic opening and closing device for a vehicle that automatically opens and closes an opening and closing body provided in a vehicle,
A guide rail that extends in the vehicle longitudinal direction and is fixed to either the vehicle body or the opening / closing body;
A roller unit that is provided on either the vehicle body or the opening / closing body and is movably mounted on the guide rail;
A connecting unit that is attached to an extension of the roller unit that extends upward of the vehicle, and that is disposed above the guide rail of the vehicle;
A closed cable disposed above the guide rail and connected to the connector from the closed side of the opening and closing body;
An open-side cable disposed above the guide rail and connected to the connector from the open side of the opening and closing body;
A drive unit that is disposed on either the vehicle body or the opening / closing body and that drives the closed side cable and the open side cable guided through a reversing pulley;
A cable guide provided above the guide rail and guiding the closed cable and the open cable in a direction along the guide rail;
An automatic opening and closing device for a vehicle, comprising: a guide rail cover that is attached to either the vehicle body or the opening and closing body and covers the closing side cable, the opening side cable, the connector, and the cable guide.   The automatic opening and closing device for a vehicle according to claim 1, wherein the connector is detachably attached to the extension portion in a state where the closed cable and the open cable are connected in advance. Automatic switchgear.   3. The automatic opening / closing device for a vehicle according to claim 1 or 2, wherein at least one of the reversing pulleys is disposed so as to overlap the guide rail above the vehicle with the axial direction being horizontal. .   The automatic opening and closing device for a vehicle according to claim 3, wherein a retracting portion that bends toward the inside of the vehicle body is provided on one end side of the guide rail, and the guide rail is disposed at one end on the side where the retracting portion is provided. An automatic opening and closing device for a vehicle, wherein the reversing pulley is arranged so as to overlap the guide rail above the vehicle with the axial direction horizontal.

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