JP2009263867A - Guide device of sliding door and the like - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a guide device which enables a door panel to be adjusted in terms of position in a direction orthogonal to the direction of guidance by a guide rail and held in a stable state in a post-adjustment position. <P>SOLUTION: This guide device includes: a case body 7 which is fixed to the door panel; a guide shaft holding body 8 which is provided in the case body 7 in such a manner as to be slidable in the thickness direction of the door panel; and an adjusting mechanism 9 for adjusting a position of the guide shaft 4 by sliding the guide shaft holding body 8. The adjusting mechanism 9 is provided with an operation element 22 which is provided in an exposed state on the butt end surface of the door panel 2, a first rack which is formed in the case body 7, and a second rack 24 which is formed in the guide shaft holding body. The guide shaft holding body 8 is slid by operating the operation element 22. Thus, a position to mesh the first rack and the second racks 24 with each other is changed in a phased manner, and the guide shaft holding body 8 is held in the position. <P>COPYRIGHT: (C)2010,JPO&INPIT

Description

  The present invention relates to a guide device that is attached to a door plate so as to guide the door plate along a guide rail installed above the door plate, and more specifically, the door plate in a direction orthogonal to the guide direction of the guide rail and the horizontal direction. The present invention relates to a guide device provided with a position adjusting mechanism.

As a guide device having a mechanism for adjusting the position of the door plate in the direction orthogonal to the guide direction by the guide rail and the horizontal direction, a case body (outer case) fixed to the upper end of the door plate, and a guide protruding above the case body A guide shaft guided by the rail, a guide shaft holder (inner portion) provided in the case body so as to be slidable in the thickness direction of the door plate, and a rotation operation unit for sliding the guide shaft holder. What is provided is known (patent document 1). According to this conventional guide device, the guide shaft held by the guide shaft holding body is moved by adjusting the position of the guide shaft holding body in the case body by operating the rotation operation portion, and the door plate The position in the direction orthogonal to the guide direction by the guide rail can be adjusted.
JP-A-9-310551

  However, in the above-described conventional technology, from the fitting portion composed of hemispherical convex portions arranged in parallel in the rotational direction on the rotational operation portion and the concave portion opened in the case body (outer case). The position of the guide shaft holder (inner portion) is adjusted stepwise by relatively changing the mating position with the mating portion, and the guide shaft holder (inner portion). Is held at the adjusted position, the force for holding the guide shaft holder (inner part) at the adjusted position is weak. That is, when a force is applied to the guide shaft holding body (inner part) in the sliding direction, the force is bent and the fitting of the turning operation part and the case body (outer case) is released, and the turning operation part is turned. The guide shaft holder (inner part) slides. For this reason, when force is applied to the door plate assembled to the guide rail in the thickness direction, the guide shaft holder easily moves within the case body (outer case), and no matter how many times the position of the door plate is adjusted. There is a problem that the door plate is displaced from a desired holding position during opening and closing.

  The problem to be solved by the present invention is to provide a guide device capable of adjusting the position of the door plate in a direction orthogonal to the guide direction by the guide rail and holding the door plate in a stable state at the adjusted position.

In order to solve the above problems, the guide device of the present invention is a guide device attached to a door plate to guide the door plate along a guide rail laid above the door plate,
A case body attached to the upper end of the door plate;
A guide shaft protruding from the upper end surface of the case body and guided by the guide rail;
A guide shaft holder that moves in the thickness direction of the door plate in the case body while holding the guide shaft;
An adjustment mechanism for adjusting the position of the guide shaft by moving the case body and the guide shaft holder relative to each other;
The adjusting mechanism is
An operator provided to be exposed on the end face of the door plate for moving the guide shaft holder;
A first rack formed on the case body;
A second rack formed on the guide shaft holder and meshing with the first rack;
By operating the operating element to move the case body and the guide shaft holder relative to each other, the meshing position of the first rack and the second rack changes stepwise, and the case The body and the guide shaft holding body are configured to be directly locked to each other by meshing between the racks.

  According to the above configuration, when the guide shaft holder is slid by operating the operating element, the meshing position of the first rack and the second rack changes in stages. Since the case body and the guide shaft holder are directly locked to each other at the meshing positions of the first rack and the second rack, the guide shaft holder is held in a stable state at the adjusted position. Is done.

In the guide device of the present invention,
An operation window is opened in the side wall of the case body on the side of the mouth end surface,
One end of the operation element is exposed from the operation window, and an engagement portion for engaging an operation tool is formed on the exposed end. desirable.

  The first rack is preferably formed on an inner surface of the side wall on the side of the mouth end.

  It is desirable that the operation element is inserted into the case body through the operation window and is held in a state where the operation element is rotatably engaged with the side wall on the side of the mouth end surface.

  According to the guide device of the present invention, the position of the door plate can be adjusted in a direction orthogonal to the guide direction by the guide rail and the horizontal direction, and the door plate can be held in a stable state even when the door plate is opened and closed. .

  Embodiments of the present invention will be described below with reference to the drawings.

  FIG. 1 is a perspective view showing an entire guide device according to the present invention and an upper end portion of a door plate to which the guide device is attached. FIG. 2 is an exploded perspective view of the guide device shown in FIG. 3 is an exploded perspective view of the guide device shown in FIG. 1 in a direction different from that of FIG. 4A to 4C are a side view, a front view, and a plan view, respectively, of the guide device shown in FIG. 4D is a cross-sectional view taken along line BB in FIG. 4A, and FIG. 4E is an enlarged view of a main part of FIG. 4D. FIG. 5 is a perspective view of a guide shaft holder which is one of the components of the guide device. FIG. 6 is a perspective view showing the entire case body, which is one of the components of the guide device, and the main part thereof.

  The guide device 1 is a guide device that is attached to both upper ends of the door plate 2 so as to guide the door plate 2 along guide rails (not shown) installed above the door plate 2, and a support member 3 that is attached to the door plate 2. And a guide shaft 4 that protrudes from the upper end surface of the support member 3 and is guided by the guide rail, and a pivot 5 that is rotatably held around the tip end of the guide shaft 4 as an axis. The pivot 5 is slidably engaged with the slit of the guide rail, thereby preventing the door plate 2 from coming off from the guide rail and opening / closing while suppressing the displacement (rattle) of the door plate 2 in the front-rear direction. Smooth movement in the direction (left and right) is possible. This guide shaft 4 can be used for both a folding door and a sliding door.

  The support member 3 includes a case body 7 fixed in a state where the support member 3 is fitted in a recess 6 formed in the upper corner of the door plate 2, and a guide provided in the case body 7 so as to be slidable in the thickness direction of the door plate 2. The shaft holding body 8 and an adjusting mechanism 9 for adjusting the position of the guide shaft 4 held by sliding the guide shaft holding body 8 are provided. In this example, the recess 6 is formed in the central portion in the thickness direction of the door plate 2.

  The case body 7 and the guide shaft holder 8 are molded products made of hard plastic. An insertion hole 10 for inserting a fastening tool (driver or the like) is opened in the lower front surface of the case body 7. The support member 3 is fixed to the door plate 2 by inserting a screw into the back of the insertion hole 10 of the case body 7 and tightening the support member 3 on the inner surface of the recess 6 with a fastening tool. . The upper surface of the case body 7 is exposed at the upper end surface 2 a of the door plate 2, and the front surface of the case body 7 is exposed at the doorway surface of the door plate 2. The upper plate portion 11 of the case body 7 is provided with a through hole 12 serving as a movement region in the position adjustment direction of the guide shaft 4. The lower portion of the guide shaft 4 is held by the guide shaft holder 8, and the upper portion thereof protrudes from the case body 7 through the through hole 12. A pair of pin insertion holes 15 a and 15 b (FIGS. 2 and 4 (d)) for inserting the guide pins 14 are formed in opposition to each other in the vicinity of the upper ends of the side plate portions 13 a and 13 b of the case body 7. Has been. The guide pin 14 is a cylindrical metal member that guides the guide shaft holding body 8 in the thickness direction of the door plate 2, and its tip end portion 14 a is fitted in the pin insertion hole 15 b.

  An operation window 25 is opened in the front plate portion 17 of the case body 7, that is, the side wall on the side of the mouth end. An opening 16 for assembling the guide shaft holding body 8 into the case body 7 is provided on the back surface of the case body 7. A guide hole 19 is formed in the vicinity of the upper corner of the front side of the guide shaft holder 8, that is, the side facing the inner surface of the front plate portion 17 of the case body 7. A guide pin 14 is slidably inserted into the guide hole 19. In the vicinity of the back surface of the guide shaft holder 8, a holding hole 18 that holds the guide shaft 4 slidably is formed. The holding hole 18 penetrates the guide shaft holder 8 vertically. The inner peripheral shape of the holding hole 18 is a regular hexagon from the upper opening 18a to the vicinity of the lower opening 18b. The shape of the lower opening 18b is circular.

  A constricted groove 4 a is formed at one end (lower end) of the guide shaft 4. A large-diameter portion 20 having a hexagonal columnar outer periphery is provided in the longitudinal direction intermediate portion of the guide shaft 4, and the pivot 5 is rotatably held near the upper end of the large-diameter portion 20. The holding hole 18 of the guide shaft holding body 8 is formed according to the shape and size of the large diameter portion 20 of the guide shaft 4, and the lower opening 18 b is the shape of the portion below the large diameter portion 20 of the guide shaft 4. And is formed in accordance with the dimensions. The guide shaft 4 is inserted into the upper opening 18a of the guide shaft holder 8 from the end where the constricted groove 4a is provided, passes through the holding hole 18 and protrudes from the lower opening 18b. In the constricted groove 4a, a flange-shaped metal fitting 21 is fixed to prevent the guide shaft 4 from coming off. A coil spring 38 is mounted around the lower portion of the guide shaft 4. The coil spring 38 is sandwiched between the lower end of the large diameter portion 20 and the peripheral edge portion of the lower opening 18 b of the holding hole 18. The guide shaft 4 is elastically supported by the coil spring 38 so as to be movable up and down.

  The adjusting mechanism 9 includes an operating element 22 that is exposed to the wooden face 2b of the door plate 2 for sliding the guide shaft holding body 8, a first rack 23 formed on the case body 7, and a guide shaft holding And a second rack 24 formed on the body 8. The first rack 23 and the second rack 24 are composed of a plurality of teeth arranged in parallel in the sliding direction of the guide shaft holder 8. The number of teeth of the first rack 23 is smaller than the number of teeth of the second rack 24.

  The operation element 22 includes a columnar main body 26 and a disk-shaped operation portion 27 formed with a larger diameter than the main body 26. The operation unit 27 is integrally formed at one end (the end opposite to the insertion side) of the main body 26. The operation element 22 is inserted into the operation window 25 from the front side of the case body 7 and assembled in the case body 7. The operation unit 27 is exposed from the operation window 25. An engagement portion 28 for engaging the tip of an operation tool (in this example, a cross driver) is formed at the center of the operation portion 27.

  An annular engagement flange 29 is formed in the main body 26 of the operation element 22 so as to be adjacent to the operation portion 27. An engaging claw 30 is formed on the inner peripheral surface portion of the operation window 25. The operating element 22 is held in a state where the operating flange 22 is rotatably fitted to the front plate portion 17 of the case body 7 by engaging the engaging flange 29 with the engaging claw 30 of the operating window 25.

  A support protrusion 31 is formed at the lower peripheral edge of the operation unit 27 to indicate the rotation position. An arc-shaped notch 32 serving as a moving space for the support protrusion 31 is formed at the lower portion of the opening edge of the operation window 25.

  The first rack 23 is formed on the inner surface of the front plate portion 17. The formation position of the first rack 23 is near the lower side of the inner opening of the operation window 25. On the other hand, the second rack 24 is formed at the lower end front edge portion 33 of the guide shaft holder 8. The lower end front edge portion 33 protrudes forward, and a position adjusting engagement projection 34 is formed between the upper surface of the lower end front edge portion 33 and the lower front surface of the guide shaft holder 8. The position adjustment engagement protrusion 34 is formed at the center of the second rack 24 in the length direction.

  On the other end (insertion side end) of the main body 26 of the operating element 22, an engagement groove 35 is formed that engages with the position adjustment engagement protrusion 34 of the guide shaft holder 8. The position adjusting engagement protrusion 34 and the engagement groove 35 are fitted to each other. When the operation element 22 is rotated, one side wall of the engagement groove 35 is engaged with one side surface of the position adjustment engagement protrusion 34, and when the operation element 22 is rotated in the opposite direction, The other side wall of the mating groove portion 35 engages with the other side surface of the position adjusting engagement protrusion 34. That is, when the operator 22 is rotated to the right, the right side wall of the engagement groove 35 is engaged with the right side surface of the position adjustment engagement projection 34, and the guide shaft holder 8 is rotated to the left. The left side wall of the engagement groove portion 35 engages with the left side surface of the position adjustment engagement projection portion 34. An arcuate arrow 36 indicating the rotation direction of the operation element 22 is attached to the front surface of the case body 7. In the vicinity of both ends of the arrow 36, characters ("right" and "left") 37a and 37b indicating directions are attached. “Left” and “Right” correspond to the direction in which the door plate 2 moves, that is, “front” / “rear” or “front” / “back”.

The guide device 1 configured as described above is assembled by the following procedures (1) to (3). (1) The guide shaft holding body 8 is put in the case body 7, the positions of the pin insertion holes 15a and 15b of the case body 7 and the guide hole 19 of the guide shaft holding body 8 are aligned, and from one pin insertion hole 15a The guide pin 14 is inserted into the case body 7, and the tip end portion 14 a of the guide pin 14 is fitted into the other pin insertion hole 15 b of the case body 7. Then, the guide pin 14 is prevented from coming off by caulking the tip portion 14a.
(2) The coil spring 38 is inserted into the holding hole 18 of the guide shaft holding body 8 through the through hole 12 of the case body 7, and the guide shaft 4 is inserted into the holding hole 18. 20 is fitted into the holding hole 18. With the lower end portion of the guide shaft 4 protruding from the lower opening 18 b of the holding hole 18, the retaining fitting 21 is fixed to the constricted groove 4 a of the guide shaft 4.
(3) The operation element 22 is inserted into the case body 7 from the operation window 25, and the engagement flange 29 of the operation element 22 is engaged with the engagement claw 30 of the operation window 25.

  Thus, the guide device 1 is completed.

  7A to 7C are cross-sectional views showing various states of the guide device 1.

  FIG. 7B shows a state in which the guide shaft 4 is at the center position of the relative movement range with the case body 7. When the operating element 22 is turned to the right (in the direction of arrow R1 in the figure) from this state, the case body 7 moves to the right (in the direction of R2 in the figure) with respect to the guide shaft holding body 8. As the guide shaft holder 8 and the case body 7 move relative to each other, the meshing positions of the first rack 23 and the guide shaft holder 8 second rack 24 of the case body 7 change stepwise. Then, the case body 7 and the guide shaft holding body 8 are engaged with each other and fixed at each meshing position of the first rack 23 and the second rack 24.

  When the guide device 1 is used, since the guide shaft 4 held by the guide shaft holding body 8 is connected to the guide rail and the case body 7 is fixed to the door plate 2, the operator 22 is moved to the right (arrow in the figure). When turned to the direction of R1, the door plate 2 moves to the right side (the direction of R2 in the drawing) together with the case body 7. When the left side plate portion 13a of the case body 7 comes into contact with the guide shaft holding body 8, the operation element 22 does not rotate further to the right side. FIG. 7A shows a state at this time, that is, a state in which the door plate 2 is adjusted to the maximum movement position to the right.

  When the operator 22 is turned to the left (in the direction of arrow L1 in the figure) from the state of FIG. 7B, the case body 7 moves to the left (in the direction of L2 in the figure) with respect to the guide shaft 4. The door plate 2 moves to the left (L2 direction in the figure) together with the case body 7. When the right side plate portion 13b of the case body 7 comes into contact with the guide shaft holding body 8, the operation element 22 does not turn further to the left side. FIG. 7C shows a state at this time, that is, a state where the door plate 2 is adjusted to the maximum movement position to the left side.

  As described above, the guide device 1 is configured such that the operating element 22 is rotated, whereby the first rack 23 formed on the case body 7 and the second rack 24 formed on the guide shaft holding body 8. The mutual meshing position is changed stepwise to adjust the relative position between the case body 7 and the guide shaft holding body 8, thereby adjusting the position of the door plate 2. At that time, the case body 7 and the guide shaft holding body 8 are directly engaged with each other at the meshing positions of the first rack 23 and the second rack 24. Therefore, according to the guide device 1, the door plate 2 can be held in a stable state at the adjusted position.

  In addition, the guide device 1 has advantages such as a simpler structure and a smaller number of parts than a conventional device, so that it is easy to assemble, can be manufactured at low cost, and has high durability.

The perspective view which shows the whole guide apparatus which concerns on this invention, and the upper end part of the doorplate to which this is attached. 1 is an exploded perspective view of the guide device shown in FIG. 1 is an exploded perspective view of the guide device shown in FIG. 1 in a direction different from FIG. 1A to 1C are a side view, a front view, and a plan view of the guide device shown in FIG. 1, respectively, and FIG. 4D is a cross-sectional view taken along line BB in FIG. Is an enlarged view of the main part of FIG. The perspective view of the guide shaft holding body which is one of the components of the guide apparatus shown in FIG. The perspective view which arranged and showed the whole case body which is one of the components of the guide apparatus shown in FIG. 1, and its principal part. (A)-(c) is sectional drawing which shows the various states of the guide apparatus shown in FIG.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Guide apparatus 2 Door plate 3 Support member 4 Guide shaft 5 Pivot 7 Case body 8 Guide shaft holding body 9 Adjustment mechanism 16 Opening part 17 Side wall 18 Holding hole 19 Guide hole 22 Operator 23 First rack 24 Second rack 25 Operation window 27 Operation part 28 Engagement part 29 Engagement flange 30 Engagement claw

Claims (4)

A guide device (1) attached to the door plate (2) to guide the door plate (2) along a guide rail laid above the door plate (2),
A case body (7) attached to the upper end of the door plate (2);
A guide shaft (4) protruding from the upper end surface of the case body (7) and guided by the guide rail;
A guide shaft holder (8) that moves in the thickness direction of the door plate (2) in the case body (7) while holding the guide shaft (4);
An adjustment mechanism (9) for adjusting the position of the guide shaft (4) by moving the case body (7) and the guide shaft holder (8) relative to each other;
The adjustment mechanism (9)
An operating element (22) provided to be exposed on the end face of the door plate (2) in order to move and operate the guide shaft holder (8);
A first rack (23) formed in the case body (7);
A second rack (24) formed on the guide shaft holder (8) and meshing with the first rack (23);
By operating the operating element (22) to move the case body (7) and the guide shaft holder (8) relative to each other, the first rack (23) and the second rack (24) So that the case body (7) and the guide shaft holding body (8) are locked to each other by meshing the racks (23) and (24). Configured guide device. An operation window (25) is opened on the side wall (17) of the case body (7) on the side of the mouth end.
One end portion of the operation element (22) is exposed from the operation window (25), and an engagement portion (for engaging an operation tool with the exposed end portion) 28. The guide device of claim 1, wherein 28) is formed.   The guide device according to claim 2, wherein the first rack (23) is formed on an inner surface of the side wall (17) on the mouth end side.   The operation element (22) is inserted into the case body (7) from the operation window (25), and is held in a state in which the operation element (22) is rotatably engaged with the side wall (17) on the side of the front end. The guide device according to claim 2 or 3.