JP2006207196A - Sliding door device - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a sliding door device capable of ensuring excellent design of a cabinet without exposing a rail even when a sliding door is opened in the sliding door device equipped with an outset type overhang sliding door for the cabinet. <P>SOLUTION: An upper rail groove 2a is formed at an upper surface of a top plate 2 of the cabinet 1, and an outer upper rail 8a for an outer sliding door and an inner upper rail 8b for an inner sliding door are fitted into the upper rail groove 2a. A lower rail groove 3a is formed at a lower surface of the top plate 2 of the cabinet 1, and an outer lower rail 8a for the outer sliding door and an inner lower rail 8b for the inner sliding door are fitted into the lower rail groove 3a. An outer upper mounting plate 11 of an outer upper running part 10 is fixed to the upper part of the outer sliding door 6, and an outer upper roller support part 12 is mounted in a height adjustable manner to the outer upper mounting plate 11. An outer upper roller 13 engaged with the outer upper rail 8a is pivoted to the outer upper roller support part 12. <P>COPYRIGHT: (C)2006,JPO&NCIPI

Description

  TECHNICAL FIELD The present invention relates to an outset type upper suspension type sliding door device used as a sliding door of a cabinet such as a kitchen and a vanity.

  Conventionally, many hanging-type sliding doors have been used in cabinets such as kitchens and vanities because of their ease of opening and closing. In general, inset-type sliding doors are usually used as this type. It is used as a door. However, the inset type sliding door device is exposed so that the top of the cabinet and the bottom of the main plate stand out around the sliding door because the sliding door enters the inside of the cabinet. There was a problem that designability deteriorated.

Therefore, conventionally, an outset type sliding door as shown in Patent Document 1 has been proposed as a hanging type sliding door device for a cabinet.
JP 2002-242516 A

  However, this type of conventional suspension type sliding door device has an upper rail that protrudes from the top surface of the top plate of the cabinet, so even if the sliding door is formed in a size that covers the top plate. When the sliding door is opened, the upper rail is exposed to the front of the cabinet, and the good design of the cabinet when the sliding door is opened is likely to deteriorate.

  The present invention solves the above-described problems, and in a sliding door device having an outset type and a hanging type sliding door for a cabinet, the rail is not exposed even when the sliding door is opened, and the cabinet is good. An object of the present invention is to provide a sliding door device that can ensure a good design.

The sliding door device according to the present invention is a sliding door device provided with an outer sliding door and an inner sliding door of an outset type and a hanging type for a cabinet.
An upper rail groove is formed on the upper surface of the top plate of the cabinet, and an outer upper rail for the outer sliding door and an inner upper rail for the inner sliding door are fitted into the upper rail groove, and the lower rail is formed on the lower surface of the base plate of the cabinet. A groove is formed, and an outer lower rail for an outer sliding door and an inner lower rail for an inner sliding door are fitted into the lower rail groove,
The outer upper mounting plate of the outer upper traveling portion is fixed to the upper part of the outer sliding door, and the outer upper roller supporting portion is attached to the outer upper mounting plate so that the height can be adjusted, and the outer upper roller supporting portion is attached to the outer upper roller supporting portion. An outer upper roller that engages with the upper rail is pivotally supported,
An inner / upper mounting plate of the inner / upper traveling portion is fixed to the upper part of the inner sliding door, and an inner / upper roller support portion is attached to the inner / upper mounting plate so that the height can be adjusted, and the inner / upper roller support portion is attached to the inner / upper roller support portion. An inner upper roller that engages with the upper rail is pivotally supported,
An outer lower mounting plate of the outer lower guide portion is fixed to a lower portion of the outer sliding door, an outer guide roller support portion is attached to the outer lower mounting plate, and the outer guide roller support portion is engaged with the outer lower rail. The outer guide roller
An inner / lower mounting plate of the inner / lower guide portion is fixed to a lower portion of the inner sliding door, and an inner guide roller support portion is attached to the inner / lower mounting plate, and the inner guide roller support portion is engaged with the inner / lower rail. The inner guide roller is pivotally supported.

  Here, in the sliding door device, as described in claim 2, a height adjusting screw for adjusting the height of the outer upper roller support portion is disposed on the outer upper mounting plate in a lateral direction, A height adjusting screw for adjusting the height of the inner and upper roller support portion is arranged in the lateral direction on the inner and upper mounting plate, and the height is adjusted by a tool inserted inward from the side of the outer sliding door or the inner sliding door. The height adjustment screw can be turned to adjust the height.

  Further, as in claim 3, the outer lower mounting plate and the outer lower guide roller support portion, and the inner lower mounting plate and the inner lower guide roller support portion can be elastically deformed and mutually locked. When the outer lower guide roller support is inserted into the outer lower mounting plate from the lower side upward, the outer lower guide roller support is fixed to the outer lower mounting plate. When the inner lower guide roller support part is inserted into the inner lower mounting plate from the lower side upward, the inner lower guide roller support part is fitted in a fixed position on the inner lower mounting plate. Can be configured.

  According to the sliding door device having the above-described configuration, even if the cabinet is provided with an outer sliding door and an inner sliding door, when the sliding door is closed by using an outset type and a sliding door, the cabinet door is opened from the front. Since this is not exposed, the design of the cabinet can be improved. In addition, an upper rail groove is formed on the top surface of the cabinet top plate, an outer upper rail and an inner upper rail are inserted into the upper rail groove, and a lower rail groove is formed on the lower surface of the cabinet base plate, for the lower rail. Since the lower rail is inserted into the groove, when the sliding door is opened, the upper and lower rails are not exposed to the front of the cabinet, and the rails and running parts are not visible from the front of the cabinet. Sex can be secured.

  In addition, when the height adjustment screw is turned by a tool inserted from the side of the sliding door and the height adjustment is performed, when adjusting the height of the sliding door, a screwdriver or the like is inserted from the side of the opened sliding door. In addition, the height of the sliding door can be easily adjusted because the height can be adjusted by turning the height adjusting screw while visually recognizing it from the side.

  Further, the outer lower guide roller support portion is inserted into a fixed position from the lower side to the upper side with respect to the outer lower mounting plate and fitted, and the inner lower guide roller support portion is moved upward from the lower side to the inner lower mounting plate. If the sliding door is configured to be inserted and fixed in a fixed position toward the cabinet, when the sliding door is attached to the cabinet, the outer traveling portion of the outer sliding door is first engaged with the outer upper rail of the upper rail, and the inner upper traveling portion of the inner sliding door. Is engaged with the inner upper rail of the upper rail to suspend the sliding door, and then the outer lower guide roller support part is fitted in place on the outer lower mounting plate fixed to the lower part of the outer sliding door, By simply fitting the inner / lower guide roller support part into a fixed position on the inner / lower mounting plate fixed to the lower part of the inner sliding door, the outer / lower guide roller support part and the inner / lower guide roller support part can be connected to the lower guide rail. The sliding door device mounting operation can be completed.

  Hereinafter, an embodiment of the present invention will be described with reference to the drawings. FIG. 1 is a perspective view of a cabinet 1 to which a sliding door device is attached, FIG. 2 is a sectional view showing each traveling part of the outer sliding door 6, and FIG. 3 is a sectional view showing each traveling part of the inner sliding door 7. 4 shows an enlarged longitudinal sectional view in a direction perpendicular to the front surface of the sliding door. The cabinet 1 has a top plate 2, a base plate 3, and side plates 4, 5 on both sides, and is configured in a box shape. In the front part of the cabinet 1, an upside-down outer sliding door 6 and an inner sliding door are provided. 7 is mounted so as to run on the outer upper rail 8a and the inner upper rail 8b of the upper rail 8 in a sliding manner via the outer upper traveling portion 10 and the inner upper traveling portion 20, and to open and close.

  As shown in FIG. 4, an upper rail groove 2a is formed on the top surface of the top plate 2 of the cabinet 1, and the upper rail 8 is inserted into the upper rail groove 2a so as not to be seen from the front. Yes. The upper rail 8 has an outer upper rail 8a and an inner upper rail 8b, and a groove is formed along the longitudinal direction inside the outer upper rail 8a and the inner upper rail 8b. The outer upper rail 8a and the inner upper rail 8b are engaged with an outer upper roller 13 and an inner upper roller 23, which will be described later, so that the outer upper roller support portion 12, which will be described later, The protrusions 12a and 22a of the inner upper roller support portion 22 enter to prevent the outer upper traveling portion 10 and the inner upper traveling portion 20 from coming off the rail.

  As shown in FIGS. 5, 9, and 13, the outer upper traveling unit 10 can move up and down to the outer upper mounting plate 11 obtained by bending a metal plate into a substantially U shape and to the distal end side of the outer upper mounting plate 11. The outer upper roller support portion 12 that is attached and pivotally supports the outer upper roller 13 and the right-angle bent portion 11 a provided at the end of the outer upper mounting plate 11 are screwed into the outer upper mounting plate 11 to support the outer upper rotor. The height adjustment screw 14 for adjusting the height position of the part 12 is provided.

  As shown in FIG. 2, the outer upper traveling unit 10 is attached to both sides of the upper part of the outer sliding door 6, but the outer upper traveling units 10, 10 on both sides are formed in a left-right symmetric shape and have shapes other than the left-right symmetrical shape. The configuration is completely the same, and the same reference numerals are given to the drawings for explanation. As shown in FIGS. 5, 9, and 13, the outer upper mounting plate 11 has a plurality of fixing screw fixing holes 11 c formed on the surface fixed to the outer sliding door 6 to support the outer upper roller. The two pivot pins 11b and 11d are caulked and fixed to the side surface of the tip to which the portion 12 is attached, and the two upper pivot pins 11b and 11d move the outer upper roller support portion 12 up and down within a predetermined several millimeters width. Support as possible.

  That is, one shaft support pin 11b pivotally supports the outer upper roller support portion 12 and the other shaft support pin 11d is inserted into a long hole 12c provided in the outer upper roller support portion 12. As shown in FIG. 5, an engaging portion 12 b that engages with a tip portion of the height adjusting screw 14 is provided at a position near the right-angle bent portion 11 a in the outer upper roller support portion 12. The tip of the height adjusting screw 14 is engaged with the engaging portion 12b with a gap so that the outer upper roller support portion 12 can rotate within a predetermined angular range, and the outer sliding door 6 is suspended in the use state. The load when lowered is applied to the tip of the height adjustment screw 14 via the outer upper roller 13 and the outer upper roller support portion 12, and by adjusting the screwing amount of the height adjustment screw 14, the outer upper roller support portion 12. The horizontal inclination angle is slightly changed to adjust the height of the outer sliding door 6. The outer upper roller 13 is rotatably supported on the inner side of the outer upper roller support portion 12 by a shaft 13a so that the upper portion of the roller slightly protrudes from an opening opened at the upper portion thereof.

  As shown in FIG. 2, the outer traveling portion 10 having the above configuration is formed symmetrically on both sides of the upper portion of the outer sliding door 6 as described above, but the height adjusting screw 14 is attached to the outer sliding door 6. It arrange | positions so that it may face toward both ends, The height adjustment of the outer sliding door 6 can be performed easily from the front side of a sliding door.

  As shown in FIGS. 7, 11, and 14, the inner upper traveling portion 20 is attached to a flat inner upper mounting plate 21 and an inner upper mounting plate 21 so as to be vertically movable. It is screwed into the inner upper roller support portion 22 that is pivotally supported and the right-angle bend portion 21 a provided at the end of the inner upper mounting plate 21, and the height position of the inner upper roller support portion 22 is adjusted with respect to the inner upper mounting plate 21. And a height adjusting screw 24 for the purpose.

  In addition, as shown in FIG. 3, although the inner upper traveling part 20 is attached to the upper both sides of the inner sliding door 7, the inner upper traveling parts 20 and 20 on both sides are formed in a shape other than the left-right symmetrical shape. The configuration is exactly the same, and the drawings are described with the same reference numerals. As shown in FIGS. 7, 11, and 14, the inner upper mounting plate 21 has a plurality of fixing holes 21 c for fixing screws for fixing to the inner sliding door 7, and the inner upper roller support portion 22 Two shaft support pins 21b and 21d are caulked and fixed to the side surface of the tip to be attached, and the inner and upper roller support portion 22 is supported by the two shaft support pins 21b and 21d so as to be vertically movable with a predetermined several millimeters width. To do.

  That is, one shaft support pin 21 b pivotally supports the inner upper roller support portion 22 and the other shaft support pin 21 d is inserted into a long hole 22 c provided in the inner upper roller support portion 22. As shown in FIG. 7, an engagement portion 22 b with which the tip end portion of the height adjustment screw 24 engages is provided in the vicinity of the right-angle bent portion 21 a in the inner upper roller support portion 22. The tip of the height adjusting screw 24 is engaged with the engaging portion 22b with a gap so that the inner upper roller support portion 22 can rotate within a predetermined angular range, and the inner sliding door 7 is suspended in the use state. The load when lowered is applied to the tip of the height adjustment screw 24 via the inner upper roller 23 and the inner upper roller support portion 22, and by adjusting the screwing amount of the height adjustment screw 24, the inner upper roller support portion 22. The horizontal inclination angle is slightly changed to adjust the height of the inner sliding door 7. The inner upper roller 23 is rotatably supported by a shaft 23a inside the inner upper roller support portion 22 so that the upper portion of the roller slightly protrudes from an opening opened at the upper portion thereof.

  As shown in FIG. 3, the inner traveling portion 20 having the above-described configuration is attached to both sides of the upper part of the inner sliding door 7 so as to be symmetric, but the height adjusting screws 24 on both sides are arranged at both ends of the inner sliding door 7. It arrange | positions so that it may face in the part side, and the height adjustment of the inner sliding door 7 can be easily performed now from the front side of a sliding door.

  On the other hand, as shown in FIG. 4, a lower rail groove 3a is formed on the lower surface of the base plate 3 of the cabinet 1, and a lower guide rail 9 is inserted into the lower rail groove 3a so as not to be seen from the front. ing. The lower guide rail 9 is provided with an outer lower guide groove 9a and an inner lower guide groove 9b in parallel along the longitudinal direction.

  As shown in FIG. 2, an outer lower guide portion 30 is attached to both sides of the lower portion of the outer sliding door 6, and an outer guide roller 33 of the outer lower guide portion 30 is fitted into the lower surface of the base plate 3. It is attached to the outer lower guide groove 9a so as to be able to roll.

  As shown in FIGS. 6 and 15, the outer lower guide portion 30 is fitted into the outer lower mounting plate 31 formed in a rectangular flat plate shape and the outer lower mounting plate 31 from below, and the outer guide roller 33 is attached to the outer lower guide plate 33. And an outer guide roller support portion 32 that is pivotally supported. The outer lower mounting plate 31 is formed with mounting fixing holes at four corners, a thin rectangular recess 31a is formed at the center and opened on the back side and the lower side, and elastic on both sides of the rectangular recess 31a. The locking portion 31b is provided so as to be elastically deformable. The elastic locking portion 31b is formed so as to partially protrude from the rectangular recess 31a. When the outer guide roller support portion 32 is inserted so as to be pushed into the rectangular recess 31a from below, the elastic locking portion 31b bends inward and the outer guide roller support portion 32 is inserted. It is the structure latched by the latching | locking part 32a provided in both sides. As shown in FIG. 16, the outer guide roller support portion 32 is formed by bending a metal plate into a substantially L shape, and the outer guide roller 33 is pivotally supported by a shaft 33a so as to be rotatable upward at the tip portion thereof. A locking portion 32a that can be engaged with the rectangular recess 31a is formed on both sides of the vertical plate portion. Such an outer lower guide portion 30 is attached to both sides inside the lower portion of the outer sliding door 6 as shown in FIG.

  On the other hand, as shown in FIG. 3, an inner lower guide portion 40 is attached to both sides of the lower portion of the inner sliding door 7, and an inner guide roller 43 of the inner lower guide portion 40 is fitted into the lower surface of the main plate 3. It is attached to the inner and lower guide grooves 9b of the rail 9 so as to be able to roll.

  As shown in FIGS. 8 and 17, the inner and lower guide portion 40 is fitted from the lower side to the inner and lower mounting plate 41 formed in a rectangular flat plate shape, and the inner and lower mounting plate 41. And an inner guide roller support portion 42 that is pivotally supported. The inner / lower mounting plate 41 is formed with mounting fixing holes at four corners, a thin rectangular recess 41a is formed at the center and opened on the back side and the lower side, and elastic on both sides of the rectangular recess 41a. The locking portion 41b is provided so as to be elastically deformable. The elastic locking portion 41b is formed so as to partially protrude into the rectangular recess 41a. When the inner guide roller support portion 42 is inserted so as to be pushed into the rectangular recess 41a from below, the elastic locking portion 41b bends inward and the inner guide roller support portion 42 is inserted. It is the structure latched by the latching | locking part 42a provided in both sides. As shown in FIG. 18, the inner guide roller support portion 42 is formed by bending a metal plate into a substantially L shape, and the inner guide roller 43 is pivotally supported by a shaft 43a so as to be rotatable upward at the tip portion thereof. A locking portion 42a that can be engaged with the rectangular recess 41a is formed on both sides of the vertical plate portion. Such an inner lower guide part 40 is attached to both sides inside the lower part of the inner sliding door 7 as shown in FIG.

  When the outer sliding door 6 and the inner sliding door 7 are attached to the cabinet 1, first, the outer upper traveling portion 10 having the above-described configuration is provided inside the upper both sides of the outer sliding door 6 with a fixing screw in the fixing hole 11 c via the outer upper mounting plate 11. Secure by screwing. Further, on the inner side of the lower side of the outer sliding door 6, the outer lower mounting plate 31 of the outer lower traveling portion 30 is fixed by screwing a fixing screw into the fixing hole. Similarly, the inner upper traveling portion 20 is screwed and fixed to the inner side of the upper both sides of the inner sliding door 7 through the inner upper mounting plate 21 in a fixing hole 21c. Further, on the inner side of the lower side of the inner sliding door 7, the inner lower mounting plate 41 of the inner lower traveling part 40 is screwed and fixed in a fixing hole.

  Next, the inner sliding door 7 is engaged with the upper rail 8 so that the inner upper roller 23 of the inner upper traveling portion 20 is placed on and suspended from the inner upper rail 8b. Then, the inner guide roller support portion 42 inserted in advance in the recess 41a inside the inner lower mounting plate 41 at the lower part of the inner sliding door 7 is mounted so as to be pushed upward from below. At this time, as shown in FIG. 4, the inner guide roller 43 of the inner guide roller support portion 42 enters the inner lower guide groove 9 b of the lower guide rail 9. Then, as shown in FIG. 17, the locking portion 41 b of the inner and lower mounting plate 41 is elastically deformed and locked and fixed at fixed positions of the locked portions 42 a on both sides of the inner guide roller support portion 42.

  Next, the outer sliding door 6 is engaged with the upper rail 8 so that the outer upper roller 13 of the outer upper traveling portion 10 is placed on and suspended from the outer upper rail 8a. Then, the outer guide roller support portion 32 inserted in advance in the recess 31a inside the outer lower mounting plate 31 below the outer sliding door 6 is mounted so as to be pushed upward from below. At this time, as shown in FIG. 4, the outer guide roller 33 of the outer guide roller support portion 32 enters the outer lower guide groove 9 a of the lower guide rail 9. Then, as shown in FIG. 15, the locking portion 31 b of the outer lower mounting plate 31 is elastically deformed and locked and fixed at fixed positions of the locked portions 32 a on both sides of the outer guide roller support portion 32.

  At this time, as shown in FIG. 4, the protruding portion 12a of the outer upper roller support portion 12 enters the groove on the inner side of the outer upper rail 8a, and the protruding portion 22a of the inner upper roller support portion 22 is on the inner side of the inner upper rail 8b. The outer upper traveling portion 10 and the inner upper traveling portion 20 are less likely to drop off from the rail.

  Next, the height of the outer sliding door 6 is adjusted by turning the height adjusting screws 14 and 14 of the outer upper traveling portions 10 and 10 attached to both upper sides thereof. At this time, as shown in FIGS. 2 and 3, the height adjusting screws 14 and 14 on both sides are located on the side end side of the outer sliding door 6, respectively. In the open state, the tool can be easily turned against the height adjusting screws 14 and 14 by looking into the inside from both sides of the sliding door. In accordance with the rotation of the height adjusting screw 14, the outer upper traveling portion 10 can be easily adjusted in height by the outer upper roller support portion 12 rotating in the vertical direction about the pivot pin 11b. .

  Similarly, the height of the inner sliding door 7 is adjusted by turning the height adjusting screws 24, 24 of the inner upper traveling portions 20, 20 attached to the upper both sides. At this time, similarly to the above, the height adjusting screws 24, 24 on both sides are located at the side end side of the inner sliding door 7, and the inner sliding door 7 is appropriately opened. The tool can be easily applied to the height adjusting screws 24 and 24 and turned by looking into the inside from both sides of the sliding door. In accordance with the rotation of the height adjusting screw 24, the inner / upper travel portion 20 can be easily adjusted in height by the inner / upper roller support portion 22 rotating up and down about the pivot pin 21b. .

  Thus, even if it is a cabinet provided with the outer sliding door 6 and the inner sliding door 7, when the sliding door is closed by making it an outset type and a sliding door, the top of the cabinet 1 is exposed from the front. Therefore, the design of the cabinet 1 can be improved. Further, an upper rail groove 2a is formed on the upper surface of the top plate 2 of the cabinet 1, an upper rail 8 is fitted into the upper rail groove 2a, and a lower rail groove 3a is formed on the lower surface of the base plate 3 of the cabinet 1, Since the outer lower guide rail 9 is fitted in the lower rail groove 3a, when the sliding door is opened, the upper rail 8 and the lower guide rail 9 are not exposed to the front of the cabinet 1, and the rail and the traveling portion are not attached to the cabinet. It is possible to ensure good design of the cabinet by making it invisible from the front.

  Furthermore, since the height adjustment screws 14 and 24 are turned by a tool inserted from the side of the sliding door to adjust the height, when adjusting the height of the sliding door, a screwdriver or the like is inserted from the side of the opened sliding door. The height can be easily adjusted by turning the height adjusting screws 14 and 24 while visually recognizing it from the side.

  Further, when the outer lower guide portion 30 and the inner lower guide portion 40 are attached, the outer lower guide roller support portion 32 is inserted into the outer lower mounting plate 31 from the lower side in a fixed position toward the upper side, and is fitted. Since the lower guide roller support portion 42 is inserted and fixed at a fixed position from the lower side to the upper side with respect to the inner lower mounting plate 41, when the sliding door is attached to the cabinet 1, first, the outer upper traveling portion 10 of the outer sliding door 6 is moved. The upper rail 8 is engaged with the outer upper rail 8a, the inner upper traveling portion 20 of the inner sliding door 7 is engaged with the inner upper rail 8b of the upper rail 8, and the sliding door is suspended. The outer lower guide plate 31 fixed to the lower portion of the inner sliding door 7 is fitted into the outer lower guide plate 31 so that the outer lower guide roller support portion 32 is pushed from the bottom upward. Push the inner / lower guide roller support part 42 from the bottom to the top in a fixed position By a simple operation of just wearing, the inner lower guide roller support portion 42 is engaged with the lower guide rail 9 and the outer lower guide roller support portion 32, it is possible to complete the mounting operation of the sliding door device.

It is a perspective view of the sliding door apparatus of the cabinet which shows one Embodiment of this invention. It is a longitudinal cross-sectional view parallel to the front which shows each running part of an outer sliding door. It is a longitudinal cross-sectional view parallel to the front which shows each driving | running | working part of an inner sliding door. It is a longitudinal cross-sectional view at right angles to the front surface at the overlapping portion of the outer sliding door and the inner sliding door. It is a front view of an outer running part. It is a front view of an outer lower guide part. It is a front view of an inner upper traveling part. It is a front view of an inner lower guide part. It is a left view of an outer running part. It is a left view of an outer lower guide part. It is a left view of an inner upper traveling part. It is a left view of an inner lower guide part. It is an exploded top view of an outer running part. It is an exploded top view of an inner upper traveling part. It is a disassembled rear view of an outer lower guide part. It is a decomposition | disassembly left view of an outer lower guide part. It is a disassembled rear view of an inner lower guide part. It is a decomposition | disassembly left view of an inner-lower guide part.

Explanation of symbols

1-cabinet 2-top plate 2a-groove for upper rail 3-ground plate 3a-groove for lower rail 6-outer sliding door 7-inner sliding door 8-upper rail 8a-outer upper rail 8b-inner upper rail 9-lower guide rail 9a -Outer lower guide groove 9b-Inner lower guide groove 10-Outer upper traveling portion 20-Inner upper traveling portion 30-Outer lower guide portion 40-Inner lower guide portion 11-Outer upper mounting plate 12-Outer upper roller support portion 13- Outer roller 14-Height adjustment screw 21-Inner upper mounting plate 22-Inner upper roller support 23-Inner upper roller 24-Height adjustment screw 31-Outer lower mounting plate 32-Outer guide roller support 33-Outer guide Roller 41-Inner and lower mounting plate 42-Inner guide roller support 43-Inner guide roller

Claims (3)

In the sliding door device provided with the outset type and the hanging type outer sliding door and the inner sliding door for the cabinet,
An upper rail groove is formed on the upper surface of the top plate of the cabinet, and an outer upper rail for the outer sliding door and an inner upper rail for the inner sliding door are fitted into the upper rail groove, and the lower rail is formed on the lower surface of the base plate of the cabinet. A groove is formed, and an outer lower rail for an outer sliding door and an inner lower rail for an inner sliding door are fitted into the lower rail groove,
The outer upper mounting plate of the outer upper traveling portion is fixed to the upper part of the outer sliding door, and the outer upper roller supporting portion is attached to the outer upper mounting plate so that the height can be adjusted, and the outer upper roller supporting portion is attached to the outer upper roller supporting portion. An outer upper roller that engages with the upper rail is pivotally supported,
An inner / upper mounting plate of the inner / upper traveling portion is fixed to the upper part of the inner sliding door, and an inner / upper roller support portion is attached to the inner / upper mounting plate so that the height can be adjusted, and the inner / upper roller support portion is attached to the inner / upper roller support portion. An inner upper roller that engages with the upper rail is pivotally supported,
An outer lower mounting plate of the outer lower guide portion is fixed to a lower portion of the outer sliding door, an outer guide roller support portion is attached to the outer lower mounting plate, and the outer guide roller support portion is engaged with the outer lower rail. The outer guide roller
An inner / lower mounting plate of the inner / lower guide portion is fixed to a lower portion of the inner sliding door, and an inner guide roller support portion is attached to the inner / lower mounting plate, and the inner guide roller support portion is engaged with the inner / lower rail. A sliding door device characterized in that an inner guide roller is pivotally supported.   The outer upper mounting plate is provided with a height adjusting screw for adjusting the height of the outer upper roller support portion in the lateral direction, and the inner upper mounting plate has a height of the inner upper roller support portion. A height adjustment screw for adjustment is arranged in the horizontal direction, and the height adjustment screw is configured to be adjusted by turning the height adjustment screw with a tool inserted inward from the side of the outer or inner sliding door. The sliding door device according to claim 1.   The outer lower mounting plate and the outer lower guide roller support portion, and the inner lower mounting plate and the inner lower guide roller support portion are provided with a locking portion and a locked portion that are elastically deformable and can be locked with each other. When the outer lower guide roller support portion is inserted into the outer lower mounting plate from the lower side upward, the outer lower guide roller support portion is fitted in a fixed position on the outer lower mounting plate, and the inner lower When the inner and lower guide roller support portions are inserted into the mounting plate from the lower side to the upper side, the inner and lower guide roller support portions are configured to be fitted at fixed positions on the inner and lower mounting plates. The sliding door device according to claim 1.

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