JP6647087B2 - Sliding door device - Google Patents

Description

  The present invention relates to a sliding door device provided in a house or the like, for example.

  Conventionally, as this type of sliding door device, for example, as shown in Patent Literature 1 below, a sliding door device is opened and closed between an open position that is stored in a door pocket and opens an opening and a closed position that is outside the door pocket and closes the opening. There is a sliding door that is movable in a direction, a guide rail that supports and guides the sliding door in the opening and closing direction, and a retracting device that pulls the sliding door in the closing direction.

  As shown in FIG. 25, the retraction device 105 includes a long and thin casing 106 and a damper, a retraction spring, and the like. The sliding door is detachable from the damper and the retracting spring in the opening and closing direction. Both ends 106a and 106b in the longitudinal direction of the casing 106 are attached to the guide rail 104 via screws 109 and 110, respectively.

  According to this, when closing the opening, by moving the sliding door from the inside of the door pocket to the closing direction, the sliding door is supported and guided by the guide rail 104 and moves to the closed position. At this time, the sliding door engages with the damper and the retracting spring while moving toward the closed position, so that the damper damps the moving speed in the closing direction and is gently retracted by the retracting spring in the closing direction. .

  When the opening is to be opened, the sliding door is moved from the closed position to the opening direction, whereby the sliding door is supported and guided by the guide rail 104 and moves to the open position. At this time, the moving speed of the sliding door in the opening direction is attenuated by the damper until the sliding door moves halfway from the closed position to the open position, and then separates from the damper and the retracting spring, reaches the open position, and moves to the open position. Is stored inside.

  Note that the above-described pull-in device 105 is described in, for example, Patent Document 1 below.

JP-A-2015-190290

  However, in the above-described conventional type, at the installation site, when attaching the retracting device 105 to the guide rail 104 in a state where the guide rail 104, the door pocket and the sliding door are attached, the worker operates the retracting device 105 with the sliding door opened. The mounting position of the retracting device 105 is adjusted by sliding along the guide rail 104 in the opening and closing direction, and then the respective screws 109 and 110 are turned by using a screwdriver or the like, so that both ends 106a and 106b of the casing 106 are guided by the guide rail. 104.

  However, in a state where the door pocket or the sliding door is attached, since the sliding door exists directly below the screw 109 on the opening direction, the door pocket or the sliding door is in the way, and it is difficult to work such as turning the screw 109 on the opening direction. There was a problem. In a state where the opening is opened by opening the sliding door, since there is no sliding door immediately below the screw 110 on the opposite closing direction side, for the operation of turning the screw 110 on the closing direction side, the space of the opening is reduced. It can be done by using it as a work space.

  The present invention relates to a sliding door device that can easily and accurately attach the retracting device to an optimal mounting position of the guide member in a state where the door pocket or the sliding door does not hinder the attaching operation of the retracting device and the door pocket or the sliding door is provided. The purpose is to provide.

In order to achieve the above object, a first aspect of the present invention provides a sliding door which is movable in an opening and closing direction between an open position which is housed in a door pocket and opens an opening and a closed position which is outside the door pocket and closes the opening. And a guide member for supporting and guiding the sliding door in the opening and closing direction, and a retracting device for retracting the sliding door in the closing direction,
A groove is formed in the guide member in the length direction,
The retraction device has a first mounting device at an end on the opening direction side, and has a second mounting device at an end on the closing direction side,
The first mounting device has a first mounting member supported and guided by a groove of the guide member and movable in the opening and closing direction, and an elastic member provided on the first mounting member,
The elastic member presses the opening-side end of the retracting device against the guide member by an urging force,
The second mounting device has a second mounting member supported and guided by the groove of the guide member and movable in the opening and closing direction, and a fastening member provided on the second mounting member,
The tightening member presses the end of the retracting device on the closing direction side against the guide member by a tightening force.

  According to this, the first mounting member of the first mounting device of the retracting device and the second mounting member of the second mounting device are respectively inserted into the grooves of the guide member, and the retracting device is temporarily attached to the guide member. Thereafter, after attaching the door pocket, the guide member, and the sliding door at the installation site, the retracting device is slid in the opening and closing direction along the guide member together with the first and second mounting devices, and the mounting position of the retracting device is adjusted. The fastening member of the second attachment device is fastened to the second attachment member.

  Accordingly, the opening-side end of the retracting device is pressed against the guide member by the urging force of the elastic member of the first mounting device, and the closing direction of the retracting device is tightened by the tightening force of the tightening member of the second mounting device. Is pressed against the guide member. Thereby, the mounting position of the retracting device can be adjusted, and the retracting device can be easily mounted and fixed at the optimal mounting position of the guide member.

  In such an attaching operation, since the end of the retracting device on the opening direction side is pressed against the guide member by the elastic member of the first attaching device instead of the screw, the operation of turning the screw for the first attaching device is not required. It becomes unnecessary. Thus, the door pocket or the sliding door does not hinder the mounting operation of the retracting device, and the retracting device can be easily and accurately attached to the optimal mounting position of the guide member in a state where the door pocket or the sliding door is provided.

The second invention is a sliding door that is movable in the opening and closing direction between an open position that is stored in the door pocket and opens the opening and a closed position that is outside the door pocket and closes the opening, and supports the sliding door in the opening and closing direction. A sliding door device provided with a guide member for guiding, and a retracting device that retracts the sliding door in the closing direction,
A groove is formed in the guide member in the length direction,
The retraction device has a first mounting device at an end on the opening direction side, and has a second mounting device at an end on the closing direction side,
The first mounting device has a first mounting member supported and guided by the groove of the guide member and movable in the opening and closing direction,
The first mounting member has a first slide body that is movable in the opening and closing direction in the groove of the guide member,
When the retracting device is in the mounting posture for mounting on the guide member, the first slide body is in the pressing posture, and the end of the first slide body in the opening and closing direction is pressed against the guide member in the groove,
When the end of the retracting device on the closing direction is inclined from the mounting posture to the inclined posture, the first slide body is in the pressing release posture, and the pressing of the end of the first slide body against the guide member is released. And
The second mounting device has a second mounting member supported and guided by the groove of the guide member and movable in the opening and closing direction, and a fastening member provided on the second mounting member,
The fastening member presses the closing-side end of the retracting device against the guide member by a fastening force.

  According to this, the first slide body of the first mounting member of the first mounting device of the retracting device and the second mounting member of the second mounting device are respectively inserted into the grooves of the guide member, and the retracting device is temporarily attached to the guide member. Keep it. Then, after attaching the door pocket, the guide member, and the sliding door at the installation site, the retracting device is changed from the mounting posture to the inclined posture. As a result, the first slide body of the first mounting device is brought into the pressing release posture, the pressing of the end of the first slide body against the guide member is released, and the retraction device is guided together with the first and second mounting devices. It can be slid in the opening and closing direction along the member.

  In this way, the retracting device is tilted and slid in the opening and closing direction to adjust the mounting position of the retracting device. Thereafter, the retracting device is returned from the inclined posture to the mounting posture, and the fastening member of the second mounting device is mounted in the second mounting position. Tighten to the member.

  Thus, the first slide body of the first mounting device is in the pressing posture, the end of the first slide body is pressed against the guide member, and the tightening force of the tightening member of the second mounting device causes the pull-in device to move. The end in the closing direction is pressed against the guide member. Thereby, the mounting position of the retracting device can be adjusted, and the retracting device can be easily mounted and fixed at the optimal mounting position of the guide member.

  In such mounting work, the end of the first slide body of the first mounting device is pressed against the guide member by changing the retracting device from the inclined posture to the mounting posture. Becomes unnecessary. Thus, the door pocket or the sliding door does not hinder the mounting operation of the retracting device, and the retracting device can be easily and accurately attached to the optimal mounting position of the guide member in a state where the door pocket or the sliding door is provided.

  As described above, according to the present invention, in the mounting operation of the retracting device, the opening-side end of the retracting device is pressed against the guide member by the elastic member of the first mounting device, not by the screw. The operation of turning the screw is not required for the mounting device. Thus, the door pocket or the sliding door does not hinder the mounting operation of the retracting device, and the retracting device can be easily and accurately attached to the optimal mounting position of the guide member in a state where the door pocket or the sliding door is provided.

It is a front view of a sliding door device in a 1st embodiment of the present invention, and shows a state where a sliding door was closed. It is a front view of the same, and shows the state where the sliding door was opened. FIG. 2 is an exploded perspective view of the sliding door device. It is the figure which looked at the sliding door apparatus from the door bottom side. FIG. 5 is an enlarged view in which a part of FIG. 4 is enlarged. FIG. 2 is a partially cutaway perspective view of an upper guide rail of the sliding door device, a retracting device, and a suspension device of the sliding door. FIG. 3 is a partially cutaway side view of an upper guide rail of the sliding door device and a retracting device. FIG. 3 is a perspective view of a retracting device of the sliding door device and an end of the upper guide rail on a door end side. FIG. 3 is an exploded perspective view of the retracting device of the sliding door device. It is a figure which shows the operation | movement of a drawing-in device when the sliding door of a sliding door device is moved to a closing direction from an open position. It is a figure which shows the operation | movement of a drawing-in device when the sliding door of a sliding door device is moved to a closing direction from an open position. It is a figure which shows the operation | movement of a drawing-in device when the sliding door of a sliding door device is moved to a closing direction from an open position. It is a figure which shows the operation | movement of a drawing-in device when the sliding door of a sliding door device is moved to a closing direction from an open position. It is an expanded sectional view of the 1st attachment device of the draw-in device of the same, a sliding door device. FIG. 15 is a view as viewed in the direction of arrows XX in FIG. 14. FIG. 3 is an enlarged exploded view of a first mounting device of the retracting device of the sliding door device. It is an expanded sectional view of the 2nd attachment device of the pull-in device of the same, the sliding door device. FIG. 3 is an enlarged exploded view of a second attaching device of the retracting device of the sliding door device. It is a figure showing a situation when the sliding door of the sliding door device is attached to and detached from the upper guide rail. It is a partially cutaway side view of the upper guide rail of the sliding door device and the retracting device in the mounting posture in the second embodiment of the present invention. It is an expanded sectional view of the 1st and 2nd mounting device of the draw-in device of the same, the mounting posture of a sliding door device. It is an expanded sectional view of the 1st slide board of the 1st mounting device of the draw-in device of the sliding door device. FIG. 3 is a partially cutaway side view of an upper guide rail of the sliding door device and a retracting device in an inclined posture. It is an expanded sectional view of the 1st attachment device of the draw-in device of the inclination of a sliding door device of the same. It is a partially cutaway perspective view of an upper guide rail of a sliding door device of a conventional sliding door device, a retracting device, and a suspension device of a sliding door.

Hereinafter, embodiments of the present invention will be described with reference to the drawings.
(First Embodiment)
In the first embodiment, as shown in FIGS. 1 to 3, reference numeral 1 denotes a sliding door device provided in, for example, a house or the like, and the sliding door device 1 includes a rigid frame 2, a door pocket 3, and a rigid frame 2. A sliding door 5 for opening and closing the formed opening 4, an upper guide rail 6 (an example of a guide member) for supporting and guiding the sliding door 5 in the opening and closing direction, a drawing device 7 for pulling the sliding door 5 in a closing direction, and a lower end of the door pocket 3. And a guide roller 18 that has entered the section.
The rigid frame 2 has a pair of vertical frames 8 and 9 and an upper frame 10 provided between upper end portions of both vertical frames 8 and 9.

  The sliding door 5 is supported and guided by the upper guide rail 6 and is housed in the door pocket 3 to open the opening 4 (see FIG. 2) and a closed position S that goes out of the door pocket 3 and closes the opening 4. (Refer to FIG. 1).

The side of the open position O, which is the source of the movement in the closing direction, may be referred to as the door end side, and the side of the closed position S, which is the destination of the movement in the closing direction, may be referred to as the door end side.
As shown in FIGS. 1 to 5, a suspension device 11 on the door end side and a suspension device 12 on the door tip side are detachably provided on the upper portion of the sliding door 5. Each of these hoisting devices 11 and 12 has three wheels 13 in the opening and closing directions. The sliding door 5 is suspended from the upper guide rail 6 via suspension devices 11 and 12. Note that each of the suspension devices 11 and 12 has three wheels 13, but may have a plurality or a single wheel 13 other than three.

  As shown in FIG. 6, the suspension device 11 on the door end side includes a holding member 44 attached to the upper part of the sliding door 5 and holding the wheel 13, and a groove formed in the holding member 44 and extending in the opening and closing direction. 45, an engagement member 46 guided by the groove 45 and movable in the opening and closing direction with respect to the holding member 44, and an initial motion relaxation spring 47 provided on the door end side of the engagement member 46.

  As shown in FIGS. 3 and 4, a gate-shaped lower guide rail 16 whose lower part is opened is provided below the sliding door 5. A fixed plate 17 is attached below the sliding door 5 via a screw 19, and the fixed plate 17 is provided with a guide roller 18 that has entered the lower guide rail 16 from below. The guide roller 18 is rotatable around the vertical axis, and is located at the end of the door pocket 3 on the door end side. As shown in FIG. 2, the screw 19 is exposed outside the door pocket 3 and located in the opening 4. Thus, the fixing plate 17 can be easily attached and detached together with the guide roller 18 by attaching and detaching the screw 19 in the opening 4.

  As shown in FIGS. 4 and 5, the upper guide rail 6 is provided on the upper frame 10 of the rigid frame 2, and includes a top plate 20 and a pair of bottoms provided downward from both side edges of the top plate 20. It has vertical plate portions 21 and 22 and a pair of projecting pieces 25 and 26. The two vertical plate portions 21 and 22 face each other in the width direction W of the upper guide rail 6. At the lower part of one of the vertical plate portions 21, a rail piece 24 protrudes upward inside the upper guide rail 6, and is formed over the entire length of the upper guide rail 6. Each wheel 13 of the suspension devices 11 and 12 is supported by the rail piece 24 and rolls on the rail piece 24 in the opening and closing direction.

  Further, as shown in FIGS. 5 and 19, the two projecting pieces 25 and 26 are provided on the upper plate 20 and the upper part of the other vertical plate 22 over the entire length of the upper guide rail 6, and are mutually horizontal. Projecting in the direction. Between upper and lower portions of the upper plate portion 20 and the protruding portions 25 and 26, a groove 28 whose lower side is opened is formed over the entire length of the upper guide rail 6.

  As shown in FIGS. 6 to 9, the retracting device 7 includes a casing 31 mounted inside the upper guide rail 6, a driving cam 32 provided on the casing 31 and movable in the opening and closing direction with respect to the casing 31. , A retraction spring 33 and a linear motion damper 34 provided in the casing 31, and first and second mounting devices 37 and 38.

The casing 31 has a casing body 31a and a thin metal casing cover 31b that covers the outside of the casing body 31a.
The casing main body 31a is formed with a guide groove 40 that enables the drive cam 32 to move in the opening and closing direction. The linear damper 34 has an extendable rod 35. One end of the retraction spring 33 and one end of the linear damper 34 are fixed to the casing body 31a. The other end of the retraction spring 33 is connected to the driving cam 32. A guide shaft 36 is provided at the tip of the rod 35 of the linear motion damper 34.

  As shown in FIGS. 9 to 13, the driving cam 32 has a guide projection 41 and a hole 42. The guide shaft portion 36 of the rod 35 of the linear motion damper 34 passes through the hole 42, and the guide shaft portion 36 and the guide protrusion 41 are inserted into the guide groove 40 and guided in the opening and closing direction. The guide groove 40 has an inclined groove 40a that is inclined upward and an end notch 40b that extends upward from the inclined groove 40a at an end on the door end side. When the driving cam 32 moves to the end of the guide groove 40 on the side of the door end, the drive cam 32 is guided by the inclined groove 40a of the guide groove 40 to assume an upwardly inclined posture. At the end of the guide groove 40 on the door end side.

  The engagement member 46 can be engaged with and disengaged from the driving cam 32. As shown in FIGS. 7, 8, and 14 to 18, a pair of upper contact surfaces 48 abutting from below on the projections 25, 26 of the upper guide rail 6 are provided on the upper part of the casing cover 31 b of the casing 31. , 49 and an upper protruding portion 50 projecting upward from the upper contact surfaces 48, 49 are formed over the entire length, respectively. As shown in FIG. 15, the upper protrusion 50 of the casing 31 enters the groove 28 from between the two protrusions 25 and 26.

The retracting device 7 is mounted on the upper guide rail 6 by first and second mounting devices 37,38.
As shown in FIGS. 7, 8, and 14 to 16, the first mounting device 37 includes a first plate portion 51 provided at an end of the casing 31 on the door end side (opening side) and an upper guide. The first mounting member 52 is supported and guided by the groove 28 of the rail 6 and is movable in the opening and closing direction, and a compression coil spring 53 (an example of an elastic member) provided on the first mounting member 52. The first plate portion 51 is located outside and below the groove 28.

  The first mounting member 52 is inserted from below into a first slide plate 54 slidable in the opening and closing direction in the groove 28 and a through hole 55 formed in the first plate portion 51 and screwed to the first slide plate 54. And a first screw 56. The compression coil spring 53 is externally fitted to the first screw 56, and is compressed between the head of the first screw 56 and the first plate portion 51.

The screw hole 57 formed in the first slide plate 54 is formed by crushing a part of the female screw so that the tip of the first screw 56 does not protrude above the first slide plate 54.
As shown in FIGS. 7, 8, 17, and 18, the second mounting device 38 includes a second plate portion 60 provided at an end of the casing 31 on the door end side (close direction side), and an upper guide. A plate-shaped second mounting member 61 supported and guided by the groove 28 of the rail 6 and movable in the opening and closing direction in the groove 28, and a second screw 62 provided on the second mounting member 61 (an example of a fastening member) And The second screw 62 is inserted from below into a through hole 63 formed in the second plate portion 60 and screwed to the second mounting member 61.

Hereinafter, the operation of the above configuration will be described.
As shown in FIG. 2, by moving the sliding door 5 to the open position O, the sliding door 5 is stored in the door pocket 3 and the opening 4 is opened. In this state, as shown in FIG. 10, the retraction spring 33 of the retraction device 7 and the rod 35 of the linear motion damper 34 are extended, and the driving cam 32 is guided upward by the inclined groove 40a of the guide groove 40 and upwards. The guide groove 41 is inclined, and the guide protrusion 41 is engaged with the end notch portion 40b of the guide groove 40, so that the guide groove 40 stands by at the end on the door end side of the guide groove 40.

  Thereafter, when the sliding door 5 is moved from the open position O in the closing direction to close the opening 4, the engaging member 46 of the suspension device 11 on the side of the door of the sliding door 5 is engaged with the driving cam 32 to drive the driving cam. Push 32 in the closing direction. The impact when the engaging member 46 is engaged with the driving cam 32 is mitigated by the initial motion relaxation spring 47.

  As described above, when the engaging member 46 engages with the driving cam 32 and pushes the driving cam 32 in the closing direction, the driving cam 32 rotates clockwise about the guide shaft portion 36. As shown in FIG. 11, the guide protrusion 41 is separated downward from the end cut portion 40 b of the guide groove 40. For this reason, the retracting spring 33 is shortened, and the driving cam 32 is pulled by the shortened retracting spring 33 and moves in the closing direction, so that the engaging member 46 engaged with the driving cam 32 also pulls the retracting spring 33. Since the door 5 is moved in the closing direction by the force, the sliding door 5 is forcibly pulled in the closing direction together with the engagement member 46 as shown in FIG.

  At this time, since the rod 35 of the linear motion damper 34 is shortened with the movement of the driving cam 32 in the closing direction, the moving speed of the driving cam 32 in the closing direction is attenuated, and the pulling spring 33 is pulled. Moves slowly in the closing direction by force. Thereby, as shown in FIGS. 1 and 13, since the sliding door 5 moves gently to the closed position S, it is possible to reduce (buffer) an impact when the sliding door 5 hits the vertical frame 9 on the door end side.

When the sliding door 5 is moved from the closed position S in the opening direction, the operation when the sliding door 5 is moved in the closing direction described above is reversed.
Hereinafter, a method of attaching the retracting device 7 of the sliding door device 1 will be described.

  Before mounting the sliding door device 1 at the mounting site, for example, in a factory or the like, as shown in FIGS. 8 and 14, the first slide plate 54 of the first mounting member 52 of the first mounting device 37 provided in the pull-in device 7. Is inserted into the groove 28 of the upper guide rail 6 from the end of the upper guide rail 6 on the door end side (close direction side). Then, the upper protrusion 50 of the retracting device 7 is inserted between the two projecting pieces 25, 26 of the upper guide rail 6, and the retracting device 7 is moved along the upper guide rail 6 from the door tip side to the door end side. Pushing in the opening direction, and further, as shown in FIG. 17, the second mounting member 61 of the second mounting device 38 provided in the retracting device 7 is moved from the end of the upper guide rail 6 on the door end side to the upper guide rail. 6, and the retracting device 7 is temporarily attached to the upper guide rail 6. At this time, the second screw 62 of the second mounting device 38 is loosened without being screwed into the second mounting member 61.

In this state, each part of the sliding door device 1 and the upper guide rail 6 to which the drawing device 7 is temporarily attached are transported from the factory to the installation site.
At the installation site, a rigid frame 2 is provided on a wall of a house or the like, an upper guide rail 6 and a door pocket 3 are attached to the rigid frame 2, and a sliding door 5 is attached to the upper guide rail 6, as shown in FIG. The sliding door 5 is moved to the open position O, and the opening 4 is opened.

  Thereafter, the retracting device 7 is slid in the opening and closing direction along the upper guide rail 6 together with the first and second attaching devices 37 and 38, and the attaching position of the retracting device 7 is adjusted. Next, in the opening 4, the second screw 62 of the second mounting device 38 is turned with a screwdriver or the like and fastened to the second mounting member 61.

  As a result, as shown in FIG. 17, the second mounting member 61 is pressed downward from above from the projections 25, 26 of the upper guide rail 6, and the upper contact surfaces 48, 49 of the casing 31 of the retracting device 7 are pressed. The end A on the door tip side (closed side) is pressed against the protruding pieces 25, 26 of the upper guide rail 6 from below with a predetermined force F1. As shown in FIGS. 14 and 15, the urging force (extension force) of the compression coil spring 53 of the first mounting device 37 causes the door contact side of the upper contact surfaces 48 and 49 of the casing 31 of the retracting device 7 (as shown in FIGS. 14 and 15). The end B (opening side) is pressed from below onto the projecting portions 25, 26 of the upper guide rail 6 with a predetermined force F2, whereby the upper contact surfaces 48, 49 extend over the entire length of the projecting portions 25, 26. And is pressed. Therefore, by adjusting the mounting position of the retracting device 7, the retracting device 7 can be easily mounted and fixed to the optimal mounting position of the upper guide rail 6.

  In such an attaching operation, as shown in FIG. 14, the sliding door 5 is located directly below the first attaching device 37 of the retracting device 7, but the end of the retracting device 7 on the door bottom side (opening side). Since the part B is pressed against the upper guide rail 6 by the compression coil spring 53 of the first mounting device 37 instead of the screw, the operation of turning the screw becomes unnecessary. As a result, the door pocket 3 and the sliding door 5 do not hinder the mounting operation of the retracting device 7, and the retracting device 7 can be easily and accurately placed at the optimal mounting position of the upper guide rail 6 with the door pocket 3 and the sliding door 5 mounted. Can be attached.

  When the retraction device 7 is mounted on the upper guide rail 6 and fixed as described above, the first mounting device 37 does not require a screw turning operation, so that the mounting operation of the retraction device 7 is facilitated. . Also, as shown in FIG. 17, for the second mounting device 38, it is necessary to turn the second screw 62 with a screwdriver or the like. In this case, the sliding door 5 is moved to the open position O in advance to open the opening 4. Therefore, the sliding door 5 does not exist directly below the second mounting device 38, and the operator can easily turn the second screw 62 with a screwdriver or the like using the opening 4 as a working space. Can be.

  In addition, since all the wheels 13 of the hoisting devices 11 and 12 of the sliding door 5 are supported by one rail piece 24 of the upper guide rail 6 and are configured to roll on the rail piece 24 in the opening and closing direction, As shown in FIG. 19, the wheels 13 can be removed from the rail pieces 24 by tilting the sliding door 5. Thereby, the sliding door 5 can be easily attached to and detached from the upper guide rail 6.

  In the above embodiment, a wire is connected to the end of the upper guide rail 6 on the door end side, and a mainspring type winding device for winding the wire is provided on the sliding door 5, and the sliding door 5 is moved in the closing direction and closed. At this time, the winding device may take up the wire so that the sliding door 5 can be moved in the closing direction lightly and smoothly.

  In the mounting method of the retracting device 7 of the sliding door device 1 described in the above embodiment, as shown in FIGS. 8 and 14, the first slide plate 54 of the first attaching device 37 of the retracting device 7 is attached to the upper guide rail 6. The retracting device 7 is inserted into the groove 28 from the end on the door tip side (closing direction side), and the retraction device 7 is pushed in the opening direction from the door tip side to the door bottom side along the upper guide rail 6. 38 is inserted into the groove 28 from the door end side end of the upper guide rail 6 to temporarily attach the retracting device 7 to the upper guide rail 6, but in the opposite direction, that is, the retracting device 7 The second mounting member 61 of the second mounting device 38 is inserted into the groove 28 from the end of the upper guide rail 6 on the door bottom side (opening side), and the retracting device 7 is guided upward from the door bottom side to the door top side. It is pushed in the closing direction along the rail 6 and the first slide plate 54 of the first mounting device 37 of the retracting device 7 is moved. May be inserted into the groove 28 from the end on the door end side of the upper guide rail 6, and the retracting device 7 may be temporarily attached to the upper guide rail 6.

  As described above, the retracting device 7 is mounted by being pushed into the inside of the upper guide rail 6 from the end of the upper guide rail 6, but the retracting device 7 is inserted from below the upper guide rail 6 to the inside of the upper guide rail 6. It is also possible to install by pushing.

At the installation site, after the upper guide rail 6 and the door pocket 3 are attached to the wall of a house or the like, it is also possible to attach / detach the retracting device 7 to / from the upper guide rail 6.
(Second embodiment)
Hereinafter, a second embodiment will be described. Note that the same members as those in the first embodiment described above are denoted by the same reference numerals, and detailed description thereof will be omitted.

  In the second embodiment, as shown in FIGS. 20 to 22, the first mounting device 71 is a first plate provided at an end of the casing 31 of the retracting device 7 on the side of the door end (opening side). A portion 51 and a first mounting member 52 supported and guided by the groove 28 of the upper guide rail 6 and movable in the opening and closing direction are provided.

  The first mounting member 52 is inserted from below into a first slide plate 72 (an example of a first slide body) that is slidable in the opening and closing direction in the groove 28 and a first slide member. And a first screw 56 screwed to the plate 72.

  As shown in FIG. 22, a screw hole 57 formed in the first slide plate 72 crushes a part of the female screw so that the tip of the first screw 56 does not protrude above the first slide plate 72. Processing. The center line 74 of the screw hole 57 is inclined with respect to a perpendicular 75 perpendicular to both upper and lower surfaces of the first slide plate 72.

  Thereby, as shown in FIG. 21, the first slide plate 72 is inclined with respect to the first plate portion 51 such that the end 72a on the door end side is lower than the end 72b on the door end side. ing. As a result, the vertical distance between the first slide plate 72 and the first plate portion 51 decreases from the door tip side to the door bottom side.

  As shown in FIGS. 20 and 21, when the retracting device 7 is in the mounting position in which the retracting device 7 is mounted on the upper guide rail 6, the first slide plate 72 is in the pressing position, and the first slide plate 72 is located on the door end side. The end 72a is pressed against the two protruding pieces 25, 26 of the upper guide rail 6 in the groove 28, and the door-side end 72b of the first slide plate 72 is positioned in the groove 28 in the upper plate of the upper guide rail 6. The end portion 72a of the first slide plate 72 bites into the both protruding pieces 25 and 26 by wedge action, and the end portion 72b of the first slide plate 72 bites into the upper plate portion 20 by the wedge action.

  Note that the mounting posture is, for example, a horizontal posture, and the pressing posture is, for example, that the first slide plate 72 is in the groove 28 and the upper plate portion 20 of the upper guide rail 6 and the two protruding piece portions 25, 26. This is a posture inclined with respect to.

  In addition, as shown in FIGS. 23 and 24, when the end on the door end side of the retracting device 7 is inclined downward from the mounting posture, the first slide plate 72 is in the pressing release posture, The pressing of the ends 72a and 72b of the first slide plate 72 against the upper guide rail 6 is released.

The above-mentioned pressing release posture is, for example, a posture in which the first slide plate 72 is parallel to the upper plate portion 20 of the upper guide rail 6 and the two protruding pieces 25 and 26 in the groove 28.
As shown in FIGS. 20 and 21, the second mounting device 38 is provided between the second plate portion 60 provided at the end of the casing 31 on the door end side (the closing direction side) and the groove 28 of the upper guide rail 6. The second mounting member 61 has a flat plate shape that is supported and guided and is movable in the opening and closing direction in the groove 28, and a second screw 62 (an example of a fastening member) provided on the second mounting member 61. .

Hereinafter, the operation of the above configuration will be described.
Before installing the sliding door device 1 at the installation site, for example, in a factory or the like, as shown in FIG. 20, the retracting device 7 is set in the mounting posture, and temporarily attached to the upper guide rail 6 by the first and second mounting devices 71 and 38. I will attach it. At this time, the second screw 62 of the second mounting device 38 is loosened without being screwed into the second mounting member 61.

In this state, each part of the sliding door device 1 and the upper guide rail 6 to which the drawing device 7 is temporarily attached are transported from the factory to the installation site.
At the installation site, a rigid frame 2 is provided on a wall of a house or the like, an upper guide rail 6 and a door pocket 3 are attached to the rigid frame 2, and a sliding door 5 is attached to the upper guide rail 6, as shown in FIG. The sliding door 5 is moved to the open position O, and the opening 4 is opened.

  Thereafter, as shown in FIG. 23, the second screw 62 is removed from the second mounting member 61, removed from the through hole 63 of the second plate portion 60, and the retracting device 7 is inclined from the mounting posture to the inclined posture. As a result, as shown in FIG. 24, the first slide plate 72 is in the pressing release position, and the pressing of the ends 72a, 72b of the first slide plate 72 to the upper guide rail 6 is released, and the upper guide rail is released. The retracting device 7 can be slid in the opening and closing direction with respect to 6.

  After adjusting the mounting position of the retracting device 7 in this manner, as shown in FIG. 20, the retracting device 7 is returned from the inclined posture to the mounting posture, and the second screw of the second mounting device 38 is further opened at the opening 4. Turn 62 with a screwdriver or the like to fasten it to the second mounting member 61.

  Thereby, as shown in FIG. 21, the first slide plate 72 returns from the pressing release position to the pressing position, and the end portion 72 a of the first slide plate 72 on the side of the door assemble is formed by the two projecting pieces 25 of the upper guide rail 6. , 26, the end 72b on the door end side of the first slide plate 72 is pressed against the upper plate portion 20 of the upper guide rail 6, and the end 72a of the first slide plate 72 is double-projected by wedge action. The ends 72 b of the first slide plate 72 bite into the upper plate 20 while biting into the pieces 25 and 26.

  Further, the second mounting member 61 is pressed downward from above from the protruding pieces 25 and 26 of the upper guide rail 6, and the door contact side (closed side) of the upper contact surfaces 48 and 49 of the casing 31 of the retracting device 7. Of the upper guide rail 6 is pressed from below by a predetermined force F1. Thereby, the mounting position of the retracting device 7 can be adjusted, and the retracting device 7 can be easily mounted and fixed to the optimal mounting position of the upper guide rail 6.

  In such mounting work, the retracting device 7 is changed from the inclined posture (see FIG. 23) to the mounting posture (see FIG. 20), so that the first slide plate 72 of the first mounting device 71 is moved as shown in FIG. Since the ends 72a, 72b are pressed against the upper guide rail 6, the operation of turning the screw is not required for the first mounting device 71. Thereby, the door pocket 3 and the sliding door 5 do not hinder the mounting operation of the retracting device 7, and the retracting device 7 can be easily and accurately placed at the optimal mounting position of the upper guide rail 6 with the door pocket 3 and the sliding door 5 provided. Can be attached.

  When the retraction device 7 is mounted on the upper guide rail 6 and fixed as described above, the first mounting device 37 does not require a screw turning operation, so that the mounting operation of the retraction device 7 is facilitated. . Further, as shown in FIG. 21, for the second mounting device 38, it is necessary to turn the second screw 62 with a screwdriver or the like. At this time, the sliding door 5 is moved to the open position O in advance to open the opening 4. Therefore, the sliding door 5 does not exist directly below the second mounting device 38, and the operator can easily turn the second screw 62 with a screwdriver or the like using the opening 4 as a working space. Can be.

  Further, as shown in FIG. 23, even when the retracting device 7 is in the inclined position, the sliding door 5 is moved to the open position O and the opening 4 is opened in advance, so that the retracting device 7 on the door tip side is retracted. The end does not interfere with the upper end of the sliding door 5.

Reference Signs List 1 sliding door device 3 door pocket 4 opening 5 sliding door 6 upper guide rail (guide member)
7 Retracting device 28 Groove 37 First mounting device 38 Second mounting device 52 First mounting member 53 Compression coil spring (elastic member)
61 second mounting member 62 second screw (tightening member)
71 first mounting device 72 first slide plate (first slide body)
72a, 72b End A of the first slide plate End on the door end side of the casing (end on the closing direction side of the retractor)
B End of the casing on the side of the door end (end of the retracting device on the opening direction side)
O Open position S Close position

Claims (2)

A sliding door that is movable in the opening and closing direction between an open position that is stored in the door bag and opens the opening and a closed position that is outside the door bag and closes the opening, and a guide member that supports and guides the sliding door in the opening and closing direction. A retracting device for retracting the sliding door in the closing direction,
A groove is formed in the guide member in the length direction,
The retraction device has a first mounting device at an end on the opening direction side, and has a second mounting device at an end on the closing direction side,
The first mounting device has a first mounting member supported and guided by the groove of the guide member and movable in the opening and closing direction, and an elastic member provided on the first mounting member,
The elastic member presses the end of the retracting device on the opening direction side against the guide member by an urging force,
The second attachment device has a second attachment member supported and guided by the groove of the guide member and movable in the opening and closing direction, and a fastening member provided on the second attachment member,
A sliding door device, wherein the fastening member presses the closing-side end of the draw-in device against the guide member by a fastening force. A sliding door that is movable in the opening and closing direction between an open position that is stored in the door bag and opens the opening and a closed position that is outside the door bag and closes the opening, and a guide member that supports and guides the sliding door in the opening and closing direction. A retracting device for retracting the sliding door in the closing direction,
A groove is formed in the guide member in the length direction,
The retraction device has a first mounting device at an end on the opening direction side, and has a second mounting device at an end on the closing direction side,
The first mounting device has a first mounting member supported and guided by the groove of the guide member and movable in the opening and closing direction,
The first mounting member has a first slide body that is movable in the opening and closing direction in the groove of the guide member,
When the retracting device is in the mounting posture for mounting on the guide member, the first slide body is in the pressing posture, and the end in the opening and closing direction of the first slide body is pressed against the guide member in the groove,
When the end of the retracting device on the closing direction is inclined from the mounting posture to the inclined posture, the first slide body is in the pressing release posture, and the pressing of the end of the first slide body against the guide member is released. And
The second attachment device has a second attachment member supported and guided by the groove of the guide member and movable in the opening and closing direction, and a fastening member provided on the second attachment member,
A sliding door device, wherein the fastening member presses the closing-side end of the draw-in device against the guide member by a fastening force.