JP2569283B2 - Opening / closing body mounting device - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an opening / closing body mounting device,
For example, the present invention relates to an opening / closing body such as a folding door for opening / closing an opening of furniture or a fitting so as to be position-restricted.

[0002]

2. Description of the Related Art Conventionally, as this type of opening / closing body mounting device, for example, an upper runner unit having a guide roller moving along an upper guide rail is fixed to the upper end of a folding door as the opening / closing body. A lower runner unit having a guide roller that moves along a lower guide rail is fixed to the lower end of the folding door, and the folding door is opened and closed along the upper and lower guide rails via the guide rollers of the upper and lower runner units. A configuration for movably and movably mounting is known.

[0003]

In the prior art, the folding door is opened and closed and moved while being suspended from the upper guide rail via the guide roller of the upper runner unit. Since the folding door is supported only by the guide roller for movement, when the folding door swings, that is, swings up and down and back and forth, the guide roller easily moves in the guide rail, and the folding door is moved. It may easily move up and down or move back and forth.If the folding door moves up and down, the folding door is easy to fall down. There is a problem that the door cannot be closed orderly and it is difficult to open and close the folding door smoothly.

The present invention has been made in view of such a point, and an opening / closing body is tilted by a front and rear guide roller for movement and left and right regulating rollers for position regulation, and the opening / closing body is moved in the front-back direction. It is an object of the present invention to provide an opening / closing body attaching device that can prevent the opening / closing body from opening and closing smoothly, and can also close the opening / closing body in an orderly manner.

[0005]

According to a first aspect of the present invention, there is provided an opening / closing body mounting apparatus, wherein a left-right upper guide rail is disposed horizontally and a left-right lower guide is disposed opposite the upper guide rail. A guide rail, and an opening / closing body having an upper runner unit disposed between the upper and lower guide rails and having an upper runner unit that moves along the upper guide rail at the upper end and a lower runner unit that moves along the lower guide rail at the lower end. The upper runner unit comprises a roller holder rotatably mounted in a horizontal direction and a front and rear guide for movement which is rotatably mounted on the roller holder and engages with the upper guide rail. A roller, which is positioned at the left and right portions of the front and rear guide rollers and is rotatably mounted on the roller holder and abuts on the upper portion of the upper guide rail to be in front of the roller holder. And it has a right and left regulating roller positioned regulating the opening and closing member.

According to a second aspect of the present invention, the upper runner unit is provided with a roller holder for vertically moving a roller holder having front and rear guide rollers and right and left regulating rollers. It has a mechanism.

According to a third aspect of the present invention, the lower runner unit includes a roller holder which is rotatably supported in a horizontal direction and a roller holder. Right and left guide rollers for movement that are rotatably mounted on the lower guide rail, and are rotatably mounted on the roller holder between the left and right guide rollers and abut on the lower guide rail. And a regulating roller for regulating the position of the opening and closing member.

[0008]

In the opening / closing body mounting apparatus according to the first aspect, the upper guide rail is engaged with front and rear guide rollers which are mounted on the roller holder of the upper runner unit fixed to the upper end of the opening / closing body. The right and left regulating rollers are mounted on the upper guide rail. A guide roller of a lower runner unit fixed to the lower end of the opening / closing body is engaged with the lower guide rail.

The opening and closing member is movably suspended along upper guide rails by guide rollers before and after the upper runner unit, and is regulated along upper guide rails by right and left regulating rollers of the upper runner unit. Position is regulated.

Next, when the opening and closing member is opened and closed, the opening and closing member is moved along upper and lower guide rails. At this time, the upper and lower guide rollers of the opening and closing member are moved along the upper and lower guide rails. At the same time, it is opened and closed about the roller holder of the upper runner unit. At this time, since the right and left regulating rollers of the roller holder that suspends the open / close body contact the upper guide rail to regulate the position, the open / close body moves up and down, and the open / close body moves back and forth, and Therefore, the opening and closing body is rotated and moved in an orderly manner along the upper and lower guide rails.

In the opening / closing body mounting device according to the second aspect, after the opening / closing body is disposed between the upper and lower guide rails via the upper runner unit and the lower runner unit,
If the upper and lower joints do not match, the roller holder having the front and rear guide rollers and the right and left regulating rollers is adjusted up and down by adjusting the roller adjustment mechanism of the upper runner unit, and the upper and lower joints of the opening and closing body are adjusted. Easy to fit.

In the opening / closing body mounting device according to the third aspect, when opening / closing the opening / closing body, the left and right guide rollers of the lower runner unit are moved along the lower guide rail, and the roller holder of the lower runner unit is moved. It is opened and closed as a center. At this time, the regulating roller of the roller holder abuts on the lower guide rail to regulate the position, so that the opening / closing body does not move up and down and falls down, and the opening / closing body does not move forward and backward and is displaced in the front-back direction. Therefore, the opening / closing body is opened / closed and rotated and moved along the upper and lower guide rails.

[0013]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS The configuration of an embodiment of the present invention will be described below with reference to the drawings.

Reference numeral 1 denotes an upper guide rail in the left-right direction which is horizontally disposed and fixed along the upper end of the opening of furniture, fittings, or the like. Front and rear side plates 3 protruding downward from both ends in the width direction, and front and rear arc-shaped rollers protruding toward each other from the lower ends of the front and rear side plates 3. The support plate 4, a guide groove 5 formed between opposing inner ends of the front and rear roller support plates 4, and the upper surface located above the opposing inner ends of the front and rear roller support plates 4. The front plate 2 has a front and rear guide protrusion 6 projecting downward relative to the lower surface of the face plate 2 and has a substantially rectangular cross section.

The upper guide rail 1 is provided with an upper roller housing 7 located above the guide groove 5 by the lower surface of the upper plate 2 and the front and rear guide ridges 6. In addition, the front and rear side plates 3 and the front and rear roller support plates 4 and the front and rear portions of the upper surface plate 2 form front and rear roller housing portions 8, respectively.

Next, a lower guide rail 9 in the left-right direction is disposed and fixed in parallel with the upper guide rail 1 at the lower end of the opening at a position directly below the upper guide rail 1 and opposed thereto. . This lower guide rail 9 is a bottom plate 10
The front and rear side plates 11 projecting upward from both ends in the width direction of the bottom plate 10 and the front and rear side plates 11 projecting toward each other from the upper end of the front and rear side plates 11. Roller support plate 12 before and after
And a guide groove 13 formed between opposing inner ends of the base member.

Further, the lower guide rail 9 is formed with front and rear roller housings 14 by both sides in the width direction of the bottom plate 10, front and rear side plates 11 and front and rear roller support plates 12, respectively.

Next, reference numeral 15 denotes a plurality of doors of a folding door as an opening / closing body for opening and closing the opening. Recesses 17 are respectively formed. The buried recesses 17 at the upper ends are formed in a substantially U-shape, and the buried recesses 17 at the lower ends are formed in a substantially inverted U-shape. The doors 15 are connected to each other by a plurality of hinges (not shown) so as to be freely opened and closed.

Next, an upper runner unit 18 is buried and fixed in the buried recesses 17 at the upper ends of both ends of each door body 15, respectively.
A lower runner unit 19 is buried and fixed to each 17.

The upper runner unit 18 includes a vertical case holder 20 embedded in the embedded recess 17,
A roller case 21 fitted to the case holder 20,
A plurality of guide rollers 22 rotatably mounted on the upper part of the roller case 21 are provided.

The case holder 20 is provided with the embedded recess 17.
A vertically extending elongated fixed substrate 23 fixed to the inner wall portion of the inside is provided, and a buried side plate 24 formed in a substantially U shape outward from both ends in the width direction of the fixed substrate 23 is integrally projected. The fixed U-shaped buried side plate 24 and the fixed substrate 23 form a fitting recess 25 into which the roller case 21 is fitted.

The buried side plate 24 has an opposite side plate portion 24.
A guide ridge 26 in the fitting direction of the roller case 21 is integrally and protruded from the upper portion of the insides a and 24b in parallel with each other. Further, a stopper 27 protrudes from and is integrally protruded from a lower edge of the lower side plate 24a, 24b of the buried side plate 24 in parallel with the guide ridge 26. Has been established. The opposing stopper 27 has a guide surface 27a on each lower surface, and has a vertical locking surface 27b continuous with the guide surface 27a at each inner end.

Further, insertion holes 29 are formed in the upper and lower portions of the fixed substrate 23, through which fixing screws 28 to be screwed into the inner side wall portion in the embedded recess 17 are inserted. Notched grooves 30 in the fitting direction of the roller case 21 are formed at the lower portions of the opposed side plate portions 24a and 24b, respectively.

Next, the roller case 21 has a vertical case body 31 fitted into the fitting recess 25 of the case holder 20, and the upper portion of both sides of the case body 31 Guide recesses 32 for engaging and guiding the guide ridges 26 are formed in the fitting direction of the roller case 21, respectively. In addition, an insertion groove 33 is formed in the lower part of both sides of the case body 31 to insert the opposite stopper 27 in parallel with the guide concave part 32, and the insertion groove 33 opens an insertion end part and both side parts. It is formed.

A vertical substrate 34 is integrally formed at the outer end of the case main body 31 opposite to the insertion direction.
At the peripheral edge of the substrate 34, an abutting edge 34a that abuts the opening edge 24c of the substantially U-shaped buried side plate 24 is formed in a substantially U-shape. Further, the insertion groove 33 is provided below the substrate 34.
Is formed with a rectangular operation port 35 communicating with.

The lower part of the case main body 31 formed by the insertion groove 33 is formed integrally with the substrate 34 as a substantially U-shaped lower case part 36, and the lower case part 36 A horizontal support shaft 37 is mounted on an upper portion between the insertion ends of the portions 36a and 36b, and is positioned below the support shaft 37 and between the insertion ends of the opposed side plate portions 36a and 36b. A lock shaft 38 is mounted on the lower part of the shaft.

A support shaft 37 on the upper part of the lower case portion 36
A lock lever 39 disposed between the opposed side plate portions 36a and 36b is rotatably supported in the vertical direction. The lock lever 39 has an operation piece 40 in the insertion direction of the roller case 21. On both sides in the width direction of the operation piece 40, substantially triangular-shaped lever pieces 41 are integrally protruded from each other. ing.

The opposing lever piece 41 has a sliding surface 42 at the upper end thereof, which slides along the guide surface 27a of the opposing stopper 27, gradually in a direction opposite to the insertion direction of the roller case 21. It is formed to incline backward,
At the rear end of the sliding surface 42, a vertical locking portion 43 is formed downward.

An operating section 44 is formed at the rear of the lower end of the locking section 43 and extends the rear end of the operating piece 40. The operating section 44 is vertically moved into the operating port 35. It is arranged freely. Further, insertion holes 45 into which the support shafts 37 are rotatably inserted are formed at the insertion ends of the opposed lever pieces 41, respectively.

The support shaft 37 has a coil spring.
The coil spring 46 is wound, and one end 46a of the coil spring 46 is locked to the insertion end of the operation piece 40, and the other end 46b is locked to the locking shaft 38. Then, the lock lever 39 is rotationally urged upward about the support shaft 37 by the coil spring 46,
The sliding surfaces 42 on both sides thereof are always protruded into the insertion groove 33, and an intermediate portion of the operation portion 44 of the lock lever 39 is moved from the substrate 34 to the operation port 35.
The locking projection 47 is elastically deformable in the front-rear direction. A slight gap is formed between the locking projection 47 and the locking portion 43.

Next, an intermediate portion between the insertion groove 33 and the guide concave portion 32 is formed integrally with the substrate 34 as an intermediate case portion 48 of the case main body 31. The intermediate case portion 48 includes a roller case. An accommodating recess 49 having an opening in the fitting direction of 21 is formed, and a bearing hole 51 is formed to communicate between the accommodating recess 49 and the insertion port 50 opened in the substrate 34.

A rotary shaft 52 is rotatably inserted into and supported by the bearing hole 51. A bevel gear 53 is integrally formed at the inner end of the rotary shaft 52 in the housing recess 49. At the outer end of the rotating shaft 52, a + -shaped groove-shaped rotating operation portion 54 is formed in the insertion opening 50. A bevel gear 55 meshed with the bevel gear 53 is rotatably mounted at a fixed position on an upper portion in the accommodation concave portion 49,
Reference numeral 55 denotes a fitting projection 55a slidably fitted in a vertical sliding hole 49a formed in the upper part of the accommodation recess 49, and slidably engages with an opening edge of the sliding hole 49a. It has a stopper part 55b for retaining.

Next, the upper portion of the case body 31 formed by the guide recess 32 is formed integrally with the substrate 34 as an upper case portion 56, and the upper case portion 56 has a polygonal shape with an open upper surface. A vertical hole guide 57 is formed. A polygonal prism 58 is vertically movably fitted into the square hole guide 57, and a substantially middle portion of a vertical adjustment rod 59 is fixed to the prism 58. A threaded rod portion 60 formed at the lower portion is screwed into a vertical screw hole 61 formed through the center of the bevel gear 55 so as to be able to advance and retreat by rotation.

When the bevel gear 53 and the bevel gear 55 meshed with the bevel gear 53 are rotated by the rotating shaft 52, the adjusting rod 59 is screwed through the screw hole 61 of the bevel gear 55. The screw rod portion 60 is raised and lowered, and the prism 58 fixed to the intermediate portion of the adjusting rod 59 is raised and lowered along the square hole guide 57.

The adjusting rod 59 is provided above the adjusting rod 59.
A stopper 62 with a diameter larger than 59 is fixed.
A roller holder 63 is rotatably mounted on the adjustment rod 59 on the shaft 62 so as to be rotatable in the horizontal direction. The upper end of the adjustment rod 59 is located above the roller holder 63, and a stopper 64 for the roller holder 63 is provided.
Is fixed.

The roller holder 63 is formed in a substantially rectangular shape that can be inserted into the upper guide rail 1, and has roller support shafts 65 in the front-rear direction orthogonal to the adjusting rod 59 on both sides in the width direction. Roller support shafts on both sides
The roller support plate 4 is housed in roller housings 8 formed on both sides of the upper guide rail 1.
The guide rollers 22 for movement supported above are respectively rotatably mounted on shafts, and the guide rollers 22 on both sides rotate into concave recesses 66 formed on both sides in the width direction of the roller holder 63. It is arranged freely.

On both left and right sides in the longitudinal direction of the roller holder 63, accommodation recesses 67 each having an open upper surface are formed, and the left and right accommodation recesses 67 are formed in the same direction as the guide rollers 22 on both sides. The regulating rollers 68 rotating toward the respective shafts are rotatably mounted on shafts.
The upper portion of 68 protrudes upward from the opening surface of the accommodation recess 67.

The regulating rollers 68 on both sides are formed to have a width to be accommodated in the roller accommodating portion 7 above the upper guide rail 1, and the upper guide rail is provided on both sides in the width direction at the center thereof. Bearing bosses 69 abutting on the lower end portions of the one guide ridge 6 are integrally and horizontally protruded in opposite directions.

A roller support shaft 70 is rotatably inserted in the bearing bosses 69 on both sides in parallel with the roller support shaft 65, and both end portions of the roller support shaft 70 are accommodated in respective recesses 67.
Is mounted on a bearing 71 protruding from the opening edge portion. The upper portions of the left and right regulating rollers 68 are accommodated in the upper roller accommodating portion 7, and their positions are regulated by guide ribs 6 opposed to the roller accommodating portion 7.

The rotating shaft 52 having the rotating operation portion 54, the bevel gear 53 formed on the rotating shaft 52, and the bevel gear
A roller adjusting mechanism 72 for vertically adjusting the height of a roller holder 63 having the guide roller 22 and the regulating roller 68 with a bevel gear 55 meshed with 53 and an adjusting rod 59 raised and lowered by the bevel gear 55. Is configured.

Next, the lower runner unit 19
The case holder 20 of the upper runner unit 18 and the roller case 21 fitted in the fitting recess 25 of the case holder 20 are turned upside down, and therefore, the same structural parts as the case holder 20 and the roller case 21 are provided. For, the reference numerals used for the case holder 20 and the roller case 21 are added, and the description thereof is omitted.

The roller case 21 is formed with a cylindrical vertical guide hole 73 extending over the intermediate case portion 48 and the upper case portion 56 of the case main body 31. A vertical insertion hole 74, which is smaller in diameter than the guide hole 73, is formed to communicate therewith. A hanging rod 75 is slidably inserted in the insertion hole 74 in the vertical direction, and a roller holder 76 is mounted on a lower end of the hanging rod 75 so as to be rotatable in the horizontal direction.

The roller holder 76 is formed in a substantially rectangular shape with a width that is movably accommodated in the lower guide rail 9, and the lower end of the suspension rod 75 is rotatably inserted into an intermediate portion thereof. Is formed around the lower end of the suspension rod 75 inserted through the insertion hole 76a, and a roller housing 77 having an opening on both sides in the width direction is formed around the suspension rod 75. A regulating roller 78 is rotatably mounted on the lower end of the roller accommodating portion 77 so as to be rotatable in the horizontal direction, and an outer peripheral portion of the regulating roller 78 is positioned in contact with the side plate 11 of the lower guide rail 9. It is being regulated.

A roller support shaft 79 in the front-rear direction is rotatably supported on the left and right portions of both ends of the roller holder 76 so as to be rotatable in parallel with each other, and the lower guide rail 9 is provided on both ends of the left and right roller support shafts 79. The guide rollers 80 accommodated in the roller accommodating portions 14 on both sides are fixedly secured, and the upper portions of the left and right guide rollers 80 are respectively movable on the lower surface of the roller support plate 12 facing the lower guide rail 9. To be engaged.

A coil spring 81 is wound around an upper part of the suspension rod 75 protruding into the guide hole 73, and one end of the coil spring 81 is protruded from an upper end of the suspension rod 75. The other end is locked to the opening edge of the insertion hole 74. Then, the suspension rod 75 is constantly urged upward by the coil spring 81, and the upper surface of the roller holder 76, which is mounted on the lower end of the suspension rod 75, opens the insertion hole 74. It is designed to abut the edge.

Next, the operation of the above embodiment will be described.

The case holder of the upper runner unit 18 is placed in a buried recess 17 formed at the upper end of the opening 16 of each door 15.
The case holder 20 is fixed in the embedded recess 17 by screwing a fixing screw 28 into the inner wall of the embedded recess 17 from upper and lower insertion holes 29 formed in the fixed substrate 23 of the case holder 20.

The case holder 20 of the lower runner unit 19 is buried in the recess 17 formed at the lower end of the opening 16 of each door 15, and the fixed substrate 23 of the case holder 20 is fixed.
The fixing screw 28 is screwed into the inner wall of the embedded recess 17 from the upper and lower through holes 29 formed in the
Fix 20.

The upper guide rail 1 accommodates each guide roller 22 and each regulating roller 68 which are supported by the roller case 21 of the upper runner unit 18. That is, the guide rollers 22 on both sides are accommodated in the roller accommodating sections 8 on both sides of the upper guide rail 1 so as to movably engage with the roller support plate 4 so that the roller accommodation on the upper guide rail 1 is accommodated. The upper portion of each regulating roller 68 is accommodated in the section 7, and the lower end of the roller holder 63 is movably disposed in the guide groove 5 of the upper guide rail 1. A roller case 21 of the upper runner unit 18 is movably engaged with and suspended from the upper guide rail 1 via each guide roller 22.

The lower guide rail 9 is provided with a regulating roller 78 which is supported by the roller case 21 of the lower runner unit 19.
And accommodates each guide roller 80. That is, each of the guide rollers 80 on both sides is accommodated in the roller accommodating portions 14 on both sides of the lower guide rail 9 so as to movably engage with the roller support plate 12, thereby allowing the lower guide rail 9 to move between the both side plates 11. The upper end of the roller holder 76 is movably disposed in the guide groove 13 of the lower guide rail 9. The roller case 21 of the lower runner unit 19 is provided on the lower guide rail 9 with each guide roller 80.
And is movably engaged and supported via a regulating roller 78.

Next, the upper runner unit in which each guide roller 22 is engaged with and suspended from the upper guide rail 1 in the fitting recess 25 of the case holder 20 of the upper runner unit 18 fixed to the opening 16 of the door body 15. When the roller case 21 of 18 is inserted, the insertion end of the sliding surface 42 formed on the lever piece 41 of the lock lever 39 provided on the roller case 21 faces the fitting recess 25 of the case holder 20. It comes into contact with the guide surface 27a of the protruding stopper 27.

When the roller case 21 is further strongly inserted into the fitting recess 25 of the case holder 20, the sliding surface 42 of the lock lever 39 of the roller case 21 is opposed to the guide surface 27a of the stopper 27. The guide surface 27a of the stopper 27 which is pressed while being rotated downward about the support shaft 37 in the direction of retracting from the insertion groove 33 of the roller case 21 against the coil spring 46 against the coil spring 46.
Is gradually pushed along.

At this time, the guide projections 26 of the fitting recess 25 of the case holder 20 are engaged with the guide recesses 32 on both sides of the roller case 21, and the stopper 27 of the case holder 20 is engaged with the roller case 21. The roller case 21 is smoothly inserted into the case holder 20 by the positioning and guiding action of the guide ridge 26 and the guide recess 32 and the stopper 27 and the insertion groove 33 by being inserted into the insertion groove 33 of the 21. Mated.

The roller case 21 is deeply fitted into the fitting recess 25 of the case holder 20, and the sliding surface 42 of the lock lever 39 of the roller case 21 is opposed to the guide surface 27a of the stopper 27. The lock lever 39 is returned and rotated about the support shaft 37 by the return force of the coil spring 46, and the locking portion 43 of the lock lever 39 faces the stopper 27 of the case holder 20.
Are automatically locked to the locking surfaces 27b.

Therefore, the fitting recess of the case holder 20
25, the roller case 21 is deeply fitted, and the roller case 21 is locked to the case holder 20 by the lock lever 39, the upper runner unit 18 is connected with one touch, and the case of the upper runner unit 18 is The door body 15 to which the holder 20 is fixed is movably mounted along the upper guide rail 1 by the roller case 21 and the respective guide rollers 22 of the roller case 21. That is, the upper guide rail 1 has the upper end of the door body 15 attached thereto. The part can be easily attached with one touch with the upper runner unit 18.

Next, when removing the roller case 21 from the fitting recess 25 of the case holder 20 of the upper runner unit 18, the operation part 44 of the lock lever 39 projecting into the operation opening 35 of the roller case 21 is engaged. When a push operation is performed downward in a direction away from the stopper piece 47, the lock lever 39 is rotated downward by the operation portion 44 about the support shaft 37 against the coil spring 46, and the lock lever 39 The locking portion 43 of the roller case 21 is disengaged from the locking surface 27b of the stopper 27 of the case holder 20 and the lock of the roller case 21 is released.

Then, by pulling out the roller case 21 from inside the fitting recess 25 of the case holder 20 or, conversely, by pulling out the case holder 20 from the roller case 21, the roller case 21 is pulled out of the inside of the fitting recess 25 of the case holder 20. Case
21 is easily removed. Also, when removing the roller case 21 from the inside of the fitting recess 25 of the case holder 20 of the lower runner unit 19, by operating the lock lever 39 similarly to the case of the upper runner unit 18, the roller case 21 is removed.
21 is unlocked and the fitting recess 25 of the case holder 20 is
The roller case 21 is easily removed from the inside.

Next, the regulating roller 78 and each guide roller are attached to the lower guide rail 9 in the fitting recess 25 of the case holder 20 of the lower runner unit 19 fixed to the opening 16 of the door body 15.
The roller case 21 of the lower runner unit 19, which is engaged and supported by 80, is inserted, and the fitting recess of this case holder 20 is inserted.
When the roller case 21 is deeply fitted in the lower runner unit 25, the lower runner unit 19 is connected with one touch as in the case of the upper runner unit 18.

That is, the roller case 21 is locked to the case holder 20 by the lock lever 39, the lower runner unit 19 is connected with one touch, and the door body to which the case holder 20 of the lower runner unit 19 is fixed.
15 is movably mounted along the lower guide rail 9 by the roller case 21 and the regulating roller 78 of the roller case 21 and each guide roller 80. That is, the lower end of the door body 15 is The runner unit 19 can be easily attached with one touch.

At this time, the position of the roller case 21 supported by the lower guide rail 9 is raised and lowered with respect to the position of the case holder 20 in the lower runner unit 19 at the lower end of the door body 15 suspended by the upper guide rail 1. In the case where the roller case 21 is displaced in the direction, the roller case 21 is moved up and down against the coil spring 81 with respect to the hanging rod 75 supported by the roller holder 76 having the regulating roller 78 and each guide roller 80. By doing so, the position of the roller case 21 can be easily aligned with the position of the case holder 20 of the lower runner unit 19, and therefore, the roller case 21 can be easily fitted into the case holder 20 of the lower runner unit 19 with one touch. Connected.

In this way, each door 15 of the folding door can be easily attached between the upper guide rail 1 and the lower guide rail 9 via the upper runner unit 18 and the lower runner unit 19, and each of the doors at the site can be easily installed. The work of attaching the door body 15 can be easily performed, and the work efficiency can be greatly improved.

Next, when each door body 15 is mounted between the upper guide rail 1 and the lower guide rail 9 via the upper runner unit 18 and the lower runner unit 19, the lower end of the upper guide rail 1 In the case where the distance between the upper end of the door body 15 and the door body 15 is too small to be convenient for opening and closing the door body 15, or when the space is too wide and the appearance is bad and the appearance is impaired, If the joints do not match, the roller adjusting mechanism 72 is operated in accordance with the situation to adjust the vertical movement of each door body 15 so that the lower end of the upper guide rail 1 and the upper end of each door body 15 are adjusted. The space between the doors 15 is adjusted to an appropriate distance, and the upper and lower joints of each door body 15 are easily set.

That is, when the rotation shaft 54 is rotated in one adjustment direction by rotating the rotation operation portion 54 of the roller adjustment mechanism 72 according to the state of the interval, the bevel gear 53 of the rotation shaft 52 The bevel gear 55 meshed with the lever gear 53 is rotated in conjunction therewith, and the adjusting rod 59 is moved up and down via a threaded rod portion 60 screwed into the screw hole 61 of the bevel gear 55.

At this time, since the upper end of the adjusting rod 59 is supported by the roller holder 63 having the respective guide rollers 22 engaged with the upper guide rail 1 by the retaining body 64, the bevel gears 53 and 55 are supported. The adjustment rod 59 is moved up and down by being rotated, and the roller case supported by the adjustment rod 59 is rotated.
21 and a case holder 20 in which the roller case 21 is fitted.
The door body 15 to which the case holder 20 is fixed is moved up and down via.

Therefore, by adjusting the rotation of the rotation shaft 52 by the rotation operation part 54, the interval between the lower end of the upper guide rail 1 and the upper end of each door body 15 can be easily adjusted to an appropriate interval. The joints are adjusted and set, and the upper and lower joints of each door body 15 are easily matched. In this case, the guide projections 26 on both sides of the case holder 20 are engaged and supported in the guide recesses 32 on both sides of the roller case 21 supporting the adjustment rod 59, and are inserted into the insertion grooves 33 of the roller case 21. Since the stoppers 27 on both sides of the case holder 20 are engaged and supported, and the roller case 21 is fitted in the fitting recess 25 of the case holder 20, the adjusting rod 59 is moved up and down, and the case holder 20 and The door body 15 is reliably moved up and down via the roller case 21.

When each door body 15 is moved up and down, the roller case 21 fitted into the fitting recess 25 of the case holder 20 of the lower runner unit 19 at the lower end of each door body 15 becomes a hanging rod. 75 is moved up and down against the coil spring 81. Each door body 15 is always vertically attached between the upper guide rail 1 and the lower guide rail 9 by the suspension rod 75 and the coil spring 81.

Next, each door body 15 is attached between the upper guide rail 1 and the lower guide rail 9 via the upper runner unit 18 and the lower runner unit 19, so that each door body 15 is attached to the upper runner unit 18 And the lower runner unit 19 can be easily opened and closed.

At this time, when each door body 15 is about to fall down when each door body 15 is opened and closed, each door body 15 is closed, and each door body 15 is opened, the upper runner unit 18 Bearing bosses 69 at both ends of a regulating roller 68 disposed on the left and right with the guide roller 22 of the roller holder 63 as the center are in contact with the lower ends of the opposing guide ridges 6 of the upper guide rail 1, respectively. The roller holder 63 is prevented from tilting in the upper guide rail 1 by the bearing bosses 69 at both ends of the regulating roller 68 and the lower end of the guide ridge 6, and is supported by the roller holder 63. Each door body 15 suspended via the adjusting rod 59 is prevented from falling down.

In the lower runner unit 19, each guide roller at both ends of a roller support shaft 79 provided on the left and right with the regulating roller 78 of the roller holder 76 as the center.
80 are pressed against the lower surface of the roller support plate 12 of the lower guide rail 9 to prevent the roller holder 76 from tilting in the front-rear direction in the lower guide rail 9 and to suspend the roller holder 76 supported by the roller holder 76. The doors 15 are prevented from falling down via the rod 75 and the coil spring 81.

Next, when each door 15 is opened and closed, each door 15 is closed and each door 15 is opened, each door 15 is opened.
When the member 15 moves in the width direction of the upper guide rail 1 and the lower guide rail 9, the regulating roller 78 provided on the roller holder 76 of the lower runner unit 19 comes into contact with the opposing side plate 11 of the lower guide rail 9. Further, provided on the roller holder 63 of the upper runner unit 18, the upper portions of the widthwise end surfaces of the left and right regulating rollers 68 abut on the guide ridge 6 on one side. Therefore, each of the door bodies 15 is prevented from moving in the width direction of the upper guide rail 1 and the lower guide rail 9, that is, in the front-rear direction by the regulating rollers 78 of the lower runner unit 19 and the regulating rollers 68 on both sides of the upper runner unit 18. Is done.

Next, in the above embodiment, the upper runner unit 18 and the lower runner unit 19
Although the description has been given of the case where the upper runner unit 18 and the lower runner unit 19 are embedded and fixed to the door body 15, the upper runner unit 18 and the lower runner unit 19 may be embedded and fixed to the back surfaces of the upper end and lower end of the door body 15.

[0072]

According to the first aspect of the present invention, the upper runner unit is provided with a roller holder rotatably supported in a horizontal direction and a roller holder rotatably mounted on the roller holder. The front and rear guide rollers for moving and the right and left guide rollers which are positioned at the left and right portions of the front and rear guide rollers and are rotatably mounted on the roller holder and abut on the upper portion of the upper guide rail to regulate the position of the opening / closing body. And the right and left guide rollers for movement and the left and right regulating rollers for position regulation can reliably prevent the opening / closing body from falling down and the opening / closing body from being displaced in the front-rear direction. Therefore, the opening / closing body can be smoothly opened and closed, and the opening / closing body attaching device capable of closing the opening / closing body in an orderly manner can be provided.

According to the second aspect of the present invention, after the opening / closing member is disposed between the upper and lower guide rails via the upper runner unit and the lower runner unit, the roller adjusting mechanism of the upper runner unit is adjusted. Thus, the roller holder having the front and rear guide rollers and the left and right regulating rollers can be easily moved up and down, and the upper and lower joints of the opening and closing body can be easily adjusted.

According to the third aspect of the present invention, the lower runner unit has a roller holder rotatably supported in a horizontal direction and a movable member rotatably mounted on the roller holder and engaging with the lower guide rail. Left and right guide rollers, and a regulating roller positioned between the left and right guide rollers and rotatably mounted on the roller holder and abutting on the lower guide rail to regulate the position of the opening / closing body. The left and right guide rollers for movement and the regulating rollers for position regulation can reliably prevent the opening / closing body from being displaced in the front-rear direction, so that the opening / closing body can be smoothly opened and closed, and It can be closed orderly.

[Brief description of the drawings]

FIG. 1 is a cross-sectional view of an opening / closing body mounting device according to an embodiment of the present invention.

FIG. 2 is an end view of the opening / closing body.

FIG. 3 is a plan view of the upper runner unit.

FIG. 4 is a plan view of the upper and lower runner units.

FIG. 5 is a perspective view showing a state where the upper runner unit is separated.

FIG. 6 is a cross-sectional view showing a fitting state of the same.

FIG. 7 is a perspective view showing a state where the upper and lower runner units are separated.

FIG. 8 is a cross-sectional view showing a fitting state of the same.

FIG. 9 is an exploded perspective view of the lock lever.

FIG. 10 is a front view showing the attached state of the opening / closing body.

[Explanation of symbols]

 1 upper guide rail 9 lower guide rail 15 opening and closing body 18 upper runner unit 19 lower runner unit 22, 80 guide roller 63, 76 roller holder 68, 78 regulating roller 72 roller adjusting mechanism

Claims (3)

(57) [Claims] 1. A horizontal upper guide rail horizontally disposed, a horizontal lower guide rail opposed to the upper guide rail, and an upper end disposed between the upper and lower guide rails. An opening / closing body having an upper runner unit moving along the upper guide rail at a lower portion and having a lower runner unit moving along the lower guide rail at a lower end portion, wherein the upper runner unit rotates in a horizontal direction. A roller holder rotatably mounted on the shaft, a front and rear guide roller rotatably mounted on the roller holder and engaged with the upper guide rail, and a left and right portion of the front and rear guide rollers. It has left and right regulating rollers that are rotatably mounted on the roller holder and contact the upper part of the upper guide rail to regulate the position of the opening / closing body. Closing body mounting apparatus characterized by. 2. The opening / closing body mounting device according to claim 1, wherein the upper runner unit has a roller adjusting mechanism for vertically adjusting a roller holder having front and rear guide rollers and left and right regulating rollers. 3. A lower runner unit includes: a roller holder rotatably supported in a horizontal direction; a left and right guide roller rotatably mounted on the roller holder and engaged with a lower guide rail; A regulating roller positioned between the left and right guide rollers and rotatably mounted on the roller holder and abutting against the lower guide rail to regulate the position of the opening / closing body. The opening / closing body mounting device as described in the above.