JP3556751B2 - Door opening and closing device - Google Patents

Description

[0001]
TECHNICAL FIELD OF THE INVENTION
The present invention relates to a door opening / closing device, for example, to a door frame for opening and closing a door, which is openable and closable, on a fixed frame on one side of the doorway of furniture, fittings and the like.
[0002]
[Prior art]
Conventionally, as this type of door opening / closing device, for example, one upper mounting plate in which a bearing body having a fitting hole with an open lower surface is protruded from an upper part of a fixed frame body is fixed, and a lower part of the fixed frame body is fixed. One lower mounting plate, on which a bearing body having a fitting hole with an open upper surface, is projected, is fixed. Further, the other upper mounting plate having a rotation center axis fitted from below into the fitting hole of the bearing body of the one upper mounting plate is fixed to the upper portion of the door body which is openably and closably mounted on the fixed frame body. The rotation center axis is always projected upward by a coil spring, and a rotation center axis that fits from above into a fitting hole of a bearing body of the one lower mounting plate is provided below the door body. The other lower mounting plate is fixed.
[0003]
Then, the rotation center axis of the lower mounting plate fixed to the lower part of the door body is fitted from above into the fitting hole of the bearing body of the lower mounting plate fixed to the fixed frame, and the upper part fixed to the upper part of the door body With the center axis of rotation of the mounting plate lowered against the coil spring, the front end of the center axis of rotation of the upper mounting plate is fixed to the fixed frame by this door. Arranged directly below the fitting hole, the upper part of the rotation center shaft is fitted into the fitting hole of the bearing body of the upper mounting plate by the return force of the coil spring, and the door body is attached to the fixed frame so that it can be opened and closed freely. There are things.
[0004]
[Problems to be solved by the invention]
In the configuration of the door opening / closing device, the door can be easily and freely opened and closed on the fixed frame. After the door is mounted on the fixed frame, the door is built in the front-rear direction and / or the left-right direction. In the case of adjusting the attachment, it is necessary to change the attachment position of one of the attachment plates, and the adjustment is not easy and requires much trouble.
[0005]
Therefore, the plate case is fixed to the door body, the base end of the other mounting plate is engaged with this plate case, and the base end of the other mounting plate is screwed and engaged with the plate case to be freely movable. The position of the other mounting plate and the case cover covering the adjusting screw and the fixing screw are fixed to the plate case with a plurality of mounting screws. There is also.
[0006]
However, in this configuration, the door body can be installed and adjusted, but in this case, that is, when adjusting the mounting position of the other mounting plate, the case cover is fixed with a plurality of mounting screws. Remove, fix the base end of the other mounting plate, loosen the fixing screw, rotate the adjusting screw to advance and retreat, and use this adjusting screw to adjust the mounting position of the base end of the other mounting plate. It is necessary to adjust the position of the base end of the other mounting plate by tightening the fixing screw, and finally fix the case cover to the plate case again with a plurality of mounting screws. There is a problem that the adjustment of the construction is not easy and requires a lot of trouble.
[0007]
The present invention has been made in view of such a point, and an object of the present invention is to provide a door opening / closing device that can easily adjust the installation of a door body.
[0008]
[Means for Solving the Problems]
The door opening and closing device according to claim 1, wherein the case body attached to one of the fixed frame body and the door body, the one attachment plate attached to the case body, and the one attachment plate in the up-down direction. Plate position adjusting means for pivotally supporting the other mounting member via the rotation center shaft so as to be openable and closable, and for adjusting the mounting position of the one mounting plate to the case body in the front-rear direction. Is provided, and the plate position adjusting means includes:SaidAn adjustment plate provided movably in the front-rear direction on the case body, and a cam body provided rotatably on the case body to move and adjust the adjustment plate in the front-rear direction,The plate position adjusting means,Adjust the set position of the one mounting plate in the horizontal direction with respect to the adjustment plateIs configured so thatA screw hole is formed in a bottom surface of the case body, a guide slot in the front-rear direction communicating with the screw hole is formed in the adjustment plate, and a guide length communicating with the guide slot in the one mounting plate. A hole is formed, and a fixing screw is screwed from the guide elongated hole of the one mounting plate to the screw hole of the case body via the guide elongated hole of the adjustment plate.
[0009]
Then, by adjusting the plate position adjusting means, the mounting position of one of the mounting plates is easily adjusted in the front-rear direction, and therefore, the mounting of the door body is easily adjusted in the front-rear direction.
[0010]
Further, by rotating the cam body of the plate position adjusting means, the adjustment plate is moved and adjusted in the front-rear direction by the cam body, and therefore, the door body can be easily adjusted.
[0011]
In the door opening and closing device according to the second aspect, in the door opening and closing device according to the first aspect, the adjustment plate has upper and lower engaging edges that are engaged with front and rear guide grooves formed above and below the case body. The cam body has a cam engaging hole at a substantially middle portion thereof, the cam body has a cam shaft rotatably supported by a bearing hole formed in the case body, and has an eccentric rotation centered on the cam shaft. It has a cam surface which is moved and engages with a cam engagement hole of the adjustment plate.
[0012]
Then, by rotating the cam body of the plate position adjusting means, the adjusting plate is securely moved in the front-rear direction along the front-rear direction guide groove of the case body through the cam engaging hole of the adjusting plate on the cam surface. Therefore, the door body can be easily adjusted. Further, the adjustment plate is easily finely adjusted in the front-rear direction by the cam surface of the cam body.
[0013]
The door opening and closing device according to a third aspect is the door opening and closing device according to the first or second aspect, wherein the case body has a case cover formed with a cutout recess that exposes an operation portion of the cam body of the plate position adjusting means. It is.
[0014]
Then, with the case cover still attached to the case body, the operating portion of the cam body of the plate position adjusting means is rotated from the cutout recess of the case cover, and the adjusting plate is easily adjusted by the cam body. Is done.
[0015]
BEST MODE FOR CARRYING OUT THE INVENTION
Hereinafter, an embodiment of the present invention will be described with reference to the accompanying drawings.
[0016]
Reference numeral 1 denotes an up-down fixed frame as one of the members constituting an entrance of furniture, fittings, etc. The door is opened and closed by a door opening / closing device 2 which is vertically spaced apart from the fixed frame 1. A vertical door body 3 as the other member to be opened is mounted to be openable and closable.
[0017]
The door opening / closing device 2 has a case 4 fixed to the fixed frame 1. The case body 4 has a housing recess 7 having a rectangular shape in plan view formed by a fitting projection 6 fitted into the embedding recess 5 formed in the fixed frame 1, and an opening of the housing recess 7. At the upper and lower edges, flanges 8 fixed to the opening edge of the recess 5 are integrally formed so as to project vertically, and a plurality of fixing screws 9 are inserted through the upper and lower flanges 8. Mounting holes 10 are respectively formed.
[0018]
Further, guide grooves 13 in the front-rear direction are formed in parallel at the intersections between the upper and lower edges of the bottom plate 11 of the housing recess 7 of the case body 4 and the upper and lower side plates 12 of the housing recess 7, respectively. A bearing hole 14 is formed at an intermediate portion of the guide groove 13 at an inner portion of the bottom plate 11, and a cutout recess 15 is formed at an outer portion of the bottom plate 11. The bottom plate 11 is formed with screw holes 16 respectively.
[0019]
Next, the door opening / closing device 2 has an adjustment plate 17 housed in the housing recess 7 of the case body 4 so as to be movable in the front-rear direction, that is, to be able to move forward and backward. The adjusting plate 17 is formed in a substantially rectangular shape, and its outer upper and lower edges are respectively provided with engaging edges 18 slidably engaged in the upper and lower guide grooves 13 of the accommodation recess 7 in the front-rear direction. A screw hole 19 is formed in an intermediate portion between the upper and lower engaging edges 18, and the accommodation recess 7 is formed in an upper and lower portion between the screw hole 19 and the upper and lower engaging edges 18. A longitudinal guide hole 20 communicating with the upper and lower screw holes 16 is formed.
[0020]
Also, bearing pieces 21 are bent in parallel at upper and lower portions inside the adjustment plate 17, respectively, and shaft insertion holes 22 are respectively formed at the upper and lower bearing pieces 21. Further, a rectangular cam engaging hole 23 is formed inside the adjustment plate 17 between the upper and lower bearing pieces 21.
[0021]
Next, the door opening / closing device 2 has a cam body 24 for adjusting the set position of the adjustment plate 17 in the front-rear direction. The cam body 24 has a cam shaft 25 rotatably inserted into a bearing hole 14 formed in the case body 4. A cam projection 27 having a cam surface 26 which engages with a cam engagement hole 23 formed in the shaft and rotates eccentrically about the cam shaft 25 is integrally formed.
[0022]
A cam operating body 28 having a larger diameter than the cam shaft 25 that rotates along the opening edge of the cam engaging hole 23 integrally with the cam protrusion 27 is integrated with one end of the cam shaft 25. On the outer side of the cam operating body 28, a + -shaped groove-shaped operating portion 29 for fitting a driver is formed.
[0023]
Further, the other end of the camshaft 25 is located outside the bearing hole 14 of the case body 4 and is swaged and prevented from coming off in a state where the rotation of the camshaft 25 is not hindered. The setting position of the adjustment plate 17 is adjusted in the front-rear direction on the cam surface 26 of the cam projection 27 by rotating the cam operation body 28 with the operation section 29. .
[0024]
The first plate position adjusting means is provided by the cam plate 24 having the adjusting plate 17 provided on the case body 4 so as to be movable in the front-rear direction and the cam surface 26 for moving and adjusting the adjusting plate 17 in the front-rear direction. A is configured.
[0025]
Next, the door opening / closing device 2 has one mounting plate 30 in the front-rear direction that is rotatably supported by the adjustment plate 17. On one inner side of the mounting plate 30, bearing pieces 31 abutting on the upper and lower bearing pieces 21 of the adjustment plate 17 are formed by bending in parallel with each other on the inner upper and lower portions. The shaft insertion holes 32 are formed respectively.
[0026]
Then, in a state where the upper and lower bearing pieces 31 of the one mounting plate 30 are respectively in contact with the upper and lower bearing pieces 21 of the adjustment plate 17, the upper and lower bearing pieces 21, 31 are vertically inserted into the shaft insertion holes 22, 32. The support shafts 33 in the directions are respectively inserted and supported, and the set position of the one mounting plate 30 is adjusted in the left-right direction with respect to the adjustment plate 17 about the upper and lower support shafts 33.
[0027]
In addition, the above-mentioned upper and lower bearing pieces 31One mounting plate 30Has an adjustment hole 34 formed therein. The adjusting hole 34 is formed as a polished hole by a circular insertion hole 35 and a front-rear direction engaging groove 36 formed to communicate with the left side of the insertion hole 35. The engagement groove 36 communicates with the screw hole 19 of the adjustment plate 17.
[0028]
Further, the above-mentioned position is located above and below the engagement groove 36 of the adjustment hole 34.One mounting plate 30Are formed with parallel guide slots 37 in the front-rear direction. The upper and lower guide slots 37 communicate with the upper and lower guide slots 20 of the adjustment plate 17. Further, the one mounting plate 30 has a vertically hollow cylindrical body 38 integrally formed at the outer end thereof.
[0029]
Next, the door opening / closing device 2 has an adjustment bolt 39 for adjusting the set position of the one mounting plate 30 in the left-right direction. The adjusting bolt 39 has a screw shaft portion 40 which is screwed into the screw hole 19 of the adjusting plate 17 from the insertion hole 35 of the adjusting hole 34 formed in the one mounting plate 30 so as to be able to advance and retreat by rotation. The distal end of the screw shaft 40 is provided with an engaging step 41 abutting against the opening edge of the engaging groove 36 of the adjusting hole 34 and has a diameter smaller than the diameter of the screw shaft 40. An insertion shaft portion 42 inserted through 36 is integrally protruded. A large-diameter head 43 which is in contact with the opening edge of the engagement groove 36 is integrally formed at the tip end of the insertion shaft portion 42. The large-diameter head 43 has a + -shaped groove for engaging a driver. And the like.
[0030]
The adjustment plate 17 having the screw hole 19 and the adjustment bolt 39 screwed into the screw hole 19 of the adjustment plate 17 so as to be able to advance and retreat by rotation are used to move the one mounting plate 30 to the set position in the left-right direction. A second plate position adjusting means B for adjustment is configured.
[0031]
Further, fixing screws 45 are screwed from upper and lower guide holes 37 of the one mounting plate 30 to upper and lower screw holes 16 of the case body 4 via the upper and lower guide holes 20 of the adjustment plate 17 respectively. The upper and lower fixing screws 45 have large-diameter heads 46 that contact the opening edges of the upper and lower guide slots 37 of the one mounting plate 30.
[0032]
Then, by moving the adjustment bolt 39 forward and backward by rotation, the one mounting plate 30 rotates about the upper and lower support shafts 33 at the engagement step 41 and the large-diameter head 43 of the adjustment bolt 39. The set position of the one mounting plate 30 is adjusted in the left-right direction. Further, in a state where one of the mounting plates 30 is set at a predetermined position by the adjusting bolt 39, the one mounting plate 30 is fixed by upper and lower fixing screws 45.
[0033]
Next, the door opening / closing device 2 has a case cover 47 attached to the case body 4. The case cover 47 has a substantially U-shaped cut-out recess 48 in which the adjustment bolt 39 and the upper and lower fixing screws 45 are rotatably opened. A substantially semicircular cutout recess 49 is formed so as to be rotatable. A plurality of insertion holes 50 are formed at the upper end and the lower end of the case cover 47 so as to communicate with the upper and lower mounting holes 10 of the case body 4 and to insert the fixing screws 9 respectively.
[0034]
Next, the door opening / closing device 2 attaches the other mounting plate 52 rotatably, that is, openably and closably, to the hollow cylindrical body 38 of the one mounting plate 30 via a vertical rotation center shaft 51. Have. The other mounting plate 52 has a vertical mounting plate portion 54 fixed to the end surface portion of the door body 3 with a plurality of fixing screws 53, and one side of the mounting plate portion 54 is formed by a vertical intermediate portion of the mounting plate portion 54. A vertical hollow cylindrical body 55 facing the hollow cylindrical body 38 of the one mounting plate 30 is formed integrally with the inner edge portion on the side.
[0035]
Thus, the other mounting plate 52 is formed so as to be able to be mounted on the end surface of the door body 3 vertically, that is, the other mounting plate 52 is turned upside down so that the door body 3 When the hollow cylindrical body 55 is arranged on the lower side, the hollow cylindrical body 55 is attached to the upper part of the end surface of the door body 3 when the hollow body 55 is mounted on the upper part of the end surface part of the door body 3. When it is attached to the lower part of the end face of the door body 3, the hollow tubular body 55 is attached to the lower part of the end face part of the door body 3 in a state where it is arranged on the upper side.
[0036]
When the other mounting plate 52 is fixed to the upper portion of the end surface of the door body 3, a hollow cylindrical shaft guide member 56 is fitted to the upper and lower ends of the hollow cylindrical body 55, respectively. The rotation center shaft 51 is vertically movably fitted into the upper and lower shaft guide members 56 from below. Further, the rotation center is located between a stopper 57 provided below the shaft guide member 56 at the upper end and protruding from the rotation center shaft 51 and the shaft guide member 56 at the lower end. A coil spring 58 is wound around the shaft 51.
[0037]
The rotation center shaft 51 is always urged upward by the coil spring 58, and the upper portion of the rotation center shaft 51 projects upward from the shaft guide member 56 at the upper end. . Then, the upper part of the rotation center shaft 51 is fitted into the fitting hole 60 of the bearing body 59 fixed in the hollow cylindrical body 38 of the one mounting plate 30 from below, and the rotation center shaft 51 is rotatable. It is being supported. Reference numeral 61 denotes a knob which also protrudes from the lower end of the rotation center shaft 51 and also serves as a stopper.
[0038]
When the other mounting plate 52 is fixed to the lower portion of the end surface portion of the door body 3, the nut body 62 fixed to the upper part of the hollow cylindrical body 55 and the nut body 62 can move up and down in the vertical direction. A bearing 64 is fitted in a vertically adjustable manner with a bolt 63 screwed onto the shaft 63, and is fixed to the hollow cylindrical body 38 of the one mounting plate 30 in a fitting hole 65 of the bearing 64. The moving center shaft 51 is fitted from below and is rotatably supported. The upper and lower pivot shafts 51 are arranged on the same axis, and the door 3 is attached to the fixed frame 1 so as to be openable and closable in the horizontal direction about the upper and lower pivot shafts 51. It has become.
[0039]
Next, the operation of the embodiment will be described.
[0040]
The fitting projections 6 of the case body 4 are respectively fitted into the embedded recesses 5 formed on the upper and lower portions of the fixed frame body 1, and the upper and lower flanges 8 of the upper and lower case bodies 4 are connected to the upper and lower embedded recesses. 5 and a plurality of fixing screws 9 inserted through a plurality of mounting holes 10 of the upper and lower flanges 8 from a plurality of upper and lower insertion holes 50 of the case cover 47 of the upper and lower case bodies 4. Are fixed to the upper and lower portions of the fixed frame 1, respectively.
[0041]
At positions corresponding to the one mounting plate 30 of the upper and lower case bodies 4, mounting plates 54 of the other mounting plate 52 are respectively provided with a plurality of fixing screws 53 above and below the mounting end of the door body 3. Fix with.
[0042]
Next, the door body 3 is lifted, and the bearing body 64 of the hollow cylindrical body 55 projecting from the other mounting plate 52 fixed to the lower part of the door body 3 is fixed obliquely from above by tilting the door body 3. When lowering toward the rotation center axis 51 of one of the mounting plates 30 of the case body 4 fixed to the lower part of the frame body 1, the lower rotation center axis 51 rotates into the fitting hole 65 of the bearing body 64. It is movably fitted.
[0043]
Further, the turning center shaft 51 of the hollow cylindrical body 55 projecting from the other mounting plate 52 fixed to the upper part of the door body 3 is lowered by the knob 61 against the coil spring 58, and this rotation is performed. The front end of the moving center shaft 51 is accommodated in the shaft guide member 56 at the upper end of the hollow cylindrical body 55, and the door 3 is raised about the lower rotation center shaft 51 as a center.
[0044]
Then, the upper end of the rotation center shaft 51 of the door body 3 is positioned directly below the fitting hole 60 of the bearing body 59 of one of the mounting plates 30 of the upper case body 4 in a state where it is positioned. When the downward holding of the knob 61 of the rotation center shaft 51 is released, the upper rotation center shaft 51 is automatically raised by the return force of the coil spring 58, and the upper portion of the rotation center shaft 51 is attached to one of the mounting portions. The plate 30 is rotatably fitted into the fitting hole 60 of the bearing body 59 from below.
[0045]
Therefore, the door body 3 is easily attached to the fixed frame body 1 by the upper and lower door opening and closing devices 2. At this time, the upper and lower rotation center axes 51 of the upper and lower door opening and closing devices 2 are arranged on the same axis in the vertical direction, so that the door body 3 can be smoothly opened and closed around the upper and lower rotation center axes 51. Mounted freely.
[0046]
Next, when it is necessary to adjust the set position of the door body 3 in the front-rear direction depending on the state of the door body 3 being built, depending on the situation, the upper and lower case body 4 or one of the upper and lower case bodies 4 is necessary. When the upper and lower fixing screws 45 exposed in the cutout recesses 48 on the left side of the case cover 47 fixed to the case 4 are rotated and loosened, respectively, the adjustment plate 17 fixed to the bottom plate 11 of the case body 4 and one of the mounting plates 30 is released.
[0047]
Next, when the cam operating body 28 of the cam body 24 exposed in the cutout recess 49 on the right side of the case cover 47 fixed to the case body 4 is rotated, the cam shaft 25 integrated with the cam operating body 28 is rotated. The cam projection 25 integral with the cam shaft 25 is eccentrically rotated about the cam shaft 25 while being supported by the bearing hole 14.
[0048]
Further, when the cam projection 27 is eccentrically rotated by the cam shaft 25, the opening edge of the cam engaging hole 23 of the adjustment plate 17 is pushed by the cam surface 26 of the cam projection 27, and this adjustment is performed. The upper and lower engagement edges 18 of the plate 17 are adjusted to move in the front-rear direction along the upper and lower guide grooves 13 of the case body 4, and the upper and lower guide slots 20 are moved along the upper and lower fixing screws 45.
[0049]
When the adjustment plate 17 is moved and adjusted in the front-rear direction, one of the mounting plates 30 is moved through the upper and lower bearing pieces 31 by the upper and lower support shafts 33 which are mounted on the upper and lower bearing pieces 21 of the adjustment plate 17. The upper and lower guide slots 37 are interlocked with the adjustment direction of the adjustment plate 17 along the upper and lower fixing screws 45. When one mounting plate 30 is interlocked with the adjustment plate 17 in the front-rear direction, the other mounting plate 52 is interlocked with the rotation center shaft 51 of the one mounting plate 30, and the other mounting plate 52 is interlocked. Is moved and adjusted in the front-rear direction.
[0050]
When the upper and lower fixing screws 45 exposed in the cutout recess 48 on the left side of the case cover 47 are rotated and tightened at the set position where the door 3 is adjusted, the upper and lower fixing screws 45 The adjustment plate 17 and one mounting plate 30 are fixed to the bottom plate 11.
[0051]
Therefore, the setting position of the door 3 in the front-rear direction is easily adjusted, and the installation of the door 3 in the front-rear direction is easily maintained in an appropriate state. In this way, by rotating the cam body 24 in accordance with the state of the door body 3 in the front-rear direction, the front-back direction of the door body 3 can be easily finely adjusted. The door 3 can be opened and closed in the front-rear direction without any inconvenience.
[0052]
Next, when it is necessary to adjust the set position of the door body 3 in the left-right direction depending on the state of the door body 3 being built, depending on the situation, the upper and lower case body 4 or one of the upper and lower case bodies 4 When the upper and lower fixing screws 45 exposed in the cutout recesses 48 on the left side of the case cover 47 fixed to the case 4 are rotated and loosened, respectively, the adjustment plate 17 fixed to the bottom plate 11 of the case body 4 and one of the mounting plates 30 is released.
[0053]
At this time, even if the holding of the adjustment plate 17 is released, the cam body 24 is not rotated, so that the adjustment plate 17 is set on the cam surface 26 of the cam body 24 via the cam engaging hole 23. It is held in position and is prevented from moving in the front-rear direction.
[0054]
Next, when the large-diameter head 43 of the adjusting bolt 39 exposed in the cutout recess 48 on the left side of the case cover 47 fixed to the case body 4 is rotated, the screw shaft 40 integrated with the large-diameter head 43 is rotated. While being rotated, the screw shaft portion 40 is moved forward and backward in the left-right direction with respect to the screw hole 19 of the adjustment plate 17.
[0055]
When the screw shaft portion 40 of the adjustment bolt 39 is moved forward and backward in the left-right direction, the engagement step portions 41 and the large-diameter head 43 on both sides of the insertion shaft portion 42 projecting from the screw shaft portion 40 are formed. The opening edge of the engagement groove 36 of the adjustment hole 34 formed in one of the mounting plates 30 is interlocked with the advance and retreat of the screw shaft 40. The one mounting plate 30 is rotated about the upper and lower support shafts 33 which are mounted on the upper and lower bearing pieces 21 of the adjustment plate 17 in conjunction with the advance and retreat of the screw shaft portion 40 of the adjustment bolt 39.
[0056]
When one of the mounting plates 30 is rotated, the other mounting plate 52 is interlocked with the rotation center axis 51 of the one mounting plate 30, and the door 3 to which the other mounting plate 52 is fixed is moved. The movement is adjusted in the left and right direction. When the upper and lower fixing screws 45 exposed in the cutout recess 48 on the left side of the case cover 47 are rotated and tightened at the set position where the door 3 is adjusted, the upper and lower fixing screws 45 The adjustment plate 17 and one mounting plate 30 are fixed to the bottom plate 11.
[0057]
Therefore, the setting position of the door 3 in the left-right direction is easily adjusted, and the right-left installation of the door 3 is easily maintained in an appropriate state. In this way, by turning the adjusting bolt 39 in accordance with the state of the door body 3 in the left-right direction, the left-right installation of the door body 3 can be easily finely adjusted. The door 3 can be opened and closed in the left-right direction without any inconvenience.
[0058]
Next, in the above-described embodiment, the one mounting plate 30 and the case body 4 having the means for adjusting the one mounting plate 30 in the front-rear direction and the left-right direction are mounted on the fixed frame 1 while the one mounting plate 30 is mounted. The description has been given of the case where the other mounting plate 52 that is openably and closably mounted on the door 30 is mounted on the door body 3. However, the present invention is not limited to this. May be attached to the door body 3, and the other attachment plate 52, which is attached to the one attachment plate 30 so as to be openable and closable, may be attached to the fixed frame 1.
[0059]
By rotating one or both of the cam body 24 and the adjustment bolt 39 in the same manner as in the above-described embodiment, the door body 3 can be easily installed in the front-rear direction and the left-right direction. At the same time, the door 3 can be opened and closed in the front-rear direction and the left-right direction without any inconvenience.
[0060]
【The invention's effect】
According to the first aspect of the invention, the case body attached to one of the fixed frame body and the door body, the one attachment plate attached to the case body, and the one attachment plate in the vertical direction. And a second mounting plate that is rotatably supported via a rotation center shaft and that is mounted to the other member. The plate position adjusting means adjusts the mounting position of the one mounting plate in the case body in the front-rear direction. The mounting position of one of the mounting plates can be easily adjusted in the front-rear direction by adjusting the plate position adjusting means, and the one of the mounting plates can be freely opened and closed via the rotation center shaft. It is possible to easily adjust the installation in the front-rear direction of the door body to which the other mounting plate pivotally supported is attached.
[0061]
Further, the plate position adjusting means is provided on the case body so as to be movable in the front-rear direction and has one mounting plate, and a cam rotatably provided on the case body to move and adjust the adjustment plate in the front-rear direction. By rotating this cam body, the adjustment plate can be reliably moved and adjusted in the front-rear direction, and one of the mounting plates can be interlocked with the adjustment direction of the adjustment plate by this adjustment plate. Therefore, the installation of the door body in the front-rear direction can be easily adjusted.
[0062]
According to the second aspect of the present invention, the adjusting plate has upper and lower engaging edges engaged with front and rear guide grooves formed on the upper and lower sides of the case body, and a cam engaging hole at a substantially intermediate portion thereof. The cam body has a cam shaft rotatably supported by a bearing hole formed in the case body, and is eccentrically rotated about this cam shaft to be engaged with the cam engagement hole of the adjustment plate. With the cam surface engaged, the adjusting plate can be smoothly moved and adjusted in the front-rear direction along the guide groove of the case body via the cam engaging hole on the cam surface which is eccentrically rotated of the cam body. By adjusting the rotation of the cam body, one of the mounting plates can be finely adjusted in the front-rear direction via the adjustment plate. Therefore, the door body can be easily and reliably installed in the front-rear direction. Can be adjusted.
[0063]
According to the third aspect of the present invention, the case body has the case cover formed with the cutout recess exposing the operating portion of the cam body of the plate position adjusting means. The operating part of the cam body can be rotated from the cutout recess of the case cover without removing the case cover from the case body, eliminating the need for the trouble of attaching and detaching the case cover. It can be built and adjusted.
[Brief description of the drawings]
FIG. 1 is an exploded perspective view of a main part of a door opening / closing device according to an embodiment of the present invention.
FIG. 2 is a partially cutaway front view of the door opening / closing device to which the door body is attached.
FIG. 3 is a cross-sectional plan view of the same.
FIG. 4 is an enlarged front view of the door opening and closing device.
FIG. 5 is a cross-sectional plan view of the same.
FIG. 6 is a side view of the same.
FIG. 7 is an explanatory view showing a state in which the adjustment plate is adjusted to one side.
FIG. 8 is an explanatory diagram showing a state in which the adjustment plate is adjusted to the other side.
[Explanation of symbols]
1 fixed frame
3 door body
4 Case body
13 Guide groove
14 Bearing hole
16    Screw hole
17 Adjustment plate
18 Engagement edge
20    Guide slot
23 Cam engagement hole
24 Cam body
25 camshaft
26 Cam surface
29 Operation section
30 One mounting plate
37    Guide slot
45    Fixing screw
47 Case cover
49 Notch recess
51 Rotation center axis
52 The other mounting plate
A plate position adjusting means

Claims (3)

A case body to be attached to one of the fixed frame body and the door body, one mounting plate attached to this case body, and openable and closable to this one mounting plate via a vertical rotation center axis. And the other mounting plate which is supported by the other member and is mounted on the other member,
Plate position adjusting means for adjusting the mounting position of the one mounting plate in the front and rear direction in the case body,
The plate positioning means includes an adjusting plate which is movable in the longitudinal direction to the case body, and a cam member for moving and adjusting the adjusting plate rotatably mounted to said case body in the longitudinal direction ,
The plate position adjusting means is configured to be able to adjust a set position of the one mounting plate in the left-right direction with respect to the adjustment plate ,
A screw hole is formed in a bottom surface of the case body, a guide slot in the front-rear direction communicating with the screw hole is formed in the adjustment plate, and a guide length communicating with the guide slot in the one mounting plate. A door is formed, wherein a hole is formed, and a fixing screw is screwed from the guide elongated hole of the one mounting plate to the screw hole of the case body via the guide elongated hole of the adjustment plate. apparatus. The adjusting plate has upper and lower engaging edges that engage with front and rear guide grooves formed on the upper and lower sides of the case body, and has a cam engaging hole at a substantially intermediate portion thereof. A cam shaft rotatably supported by a bearing hole formed in the body, and a cam surface which is eccentrically rotated about the cam shaft and engages with a cam engagement hole of the adjustment plate. The door opening / closing device according to claim 1, wherein 3. The door opening / closing device according to claim 1, wherein the case body has a case cover formed with a cutout recess exposing an operation portion of the cam body of the plate position adjusting means.

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