JP3880828B2 - Guide roller for sliding door - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to a guide roller for a sliding door that is mainly arranged along a lower surface of a sliding door type hanging door and is arranged along a guide rail arranged on a floor surface, a lower frame or the like.
[0002]
[Prior art]
Conventionally, with regard to the hanging door, the main one that guides the moving direction by fitting the guide groove formed on the lower end surface to the guide protrusion protruding from the floor surface or the lower frame, etc. When the guide mechanism is opened and closed, a frictional force acts between the guide groove and the guide protrusion, and since the guide mechanism is supported by the guide protrusion, it is difficult to swing back and forth and to smoothly open and close.
[0003]
Therefore, it is possible to smoothly open and close the hanging door by attaching a guide roller along the lower end surface of the sliding door and fitting the wheel of the guide roller to a guide rail disposed on the floor surface or the lower frame to run. ing.
[0004]
Recently, there are no specialized craftsmen at the time of building, and they are manufactured and sold as finished products with various parts such as guide rollers installed at the factory.
[0005]
[Problems to be solved by the invention]
However, the suspension door in which the guide roller is mounted in the factory is mounted in a state in which a part of the guide roller protrudes from the lower end surface of the suspension door. For this reason, the guide roller protruding during storage or transportation becomes an obstacle, and it has been extremely difficult to efficiently package, store or transport.
[0006]
Also, conventional guide rollers for hanging doors can be fitted to guide rails installed on the floor or under the frame when the hanging doors are installed, so that the wheel mounting position can be adjusted at least in the vertical direction. The mechanism is complicated, and it is disadvantageous in terms of production and economy.
[0007]
Further, the guide roller for a sliding door having the conventional wheel needs to form a carved groove for mounting on the lower end surface of the hanging door, and there is a problem that it is not suitable for mass production.
[0008]
This invention is made | formed in view of the said situation, and does not protrude from the lower end surface of the attached hanging door at the time of storage and conveyance. Accordingly, the present invention provides a guide roller for a sliding door that does not get in the way and does not require adjustment in the vertical direction at the time of mounting, and that is easy to mount on the sliding door and is suitable for mass production of the sliding door. .
[0009]
[Means for Solving the Problems]
In order to solve the above-described problems, the present invention provides an arc-shaped case having an opening in the lower side and a mounting flange extended along one outer peripheral edge, and one end of the arc-shaped case is axially attached. An inner case with a wheel attached to the other end, and one end supported on the inner top of the arcuate case on the wheel side, and the other end laid between the shaft attaching portion and the wheel mounting portion of the inner case. The vertical adjustment pin is formed of a transparent window having an arc shape centered on the axially attached portion of the inner case formed on the side wall on the flange side of the arc-shaped case. It is inserted into the guide groove, and by adjusting the position of the vertical adjustment pin in the guide groove, the raised position for storing the wheel in the arcuate case and the wheel protrudes from the opening of the arcuate case. Change to lowered position The wheel is restrained in the arcuate case by the biasing force of the kneading spring when in the raised position, and the wheel is biased downward by the biasing force of the kneading spring when in the lowered position. It is characterized by.
[0010]
During storage and transportation, the wheel is stored in the arc-shaped case with the position of the vertical adjustment pin in the guide groove as the raised position, and when installed, the wheel is placed with the position in the guide groove of the vertical adjustment pin as the lowered position. It runs from the opening of the arc-shaped case by being fitted into a guide rail placed on the floor surface or lower frame. At this time,
By urging the wheel downward by the urging force of the kneading spring, the wheel and the guide rail are always in contact with each other, and adjustment of the wheel in the vertical direction is unnecessary.
[0011]
Further, by making the attachment portion to the hanging door an arc-shaped case having an opening downward, a tool such as a rotary cutting tool having a predetermined diameter can be used to form a predetermined diameter and a predetermined depth on the back side surface of the hanging door. It can be attached by a simple operation of forming an arcuate mounting groove having a thickness and is suitable for mass production.
[0012]
DETAILED DESCRIPTION OF THE INVENTION
Next, embodiments of the present invention will be described in detail.
[0013]
The drawing shows an example of a preferred embodiment of the present invention. The guide roller 1 has an opening 21 below, and a mounting flange 23 is extended along the outer peripheral edge of one side wall 22. In the arc-shaped case 2, the shaft 31 in which an end face U-shaped inner case 3 having a side surface with a shaft 31 on one end and a wheel 4 mounted on the other end is chevron-shaped is disposed between the side walls 22 and 24. Is pivotally attached to the eccentric position in the arcuate case 2 and rotates around the shaft 31.
[0014]
In addition, a vertical adjustment pin 5 is installed at the top located between the shaft 31 of the inner case 3 and the wheel mounting shaft 41, and the head of the vertical adjustment pin 5 is a flange 23 of the arcuate case 2. It is inserted into a guide window 25 having a transparent window shape that has an arc shape centering on the mounting portion of the shaft 31 of the inner case 3 formed on the side wall 22 on the side, and as shown in FIG. The inner case 3 and the wheel 4 are accommodated in the arcuate case 2 when the guide groove 25 is in the raised position of the guide groove 25, and when the vertical adjustment pin 5 is in the lowered position of the guide groove 25 as shown in FIG. A part of the inner case 3 and the wheel 4 protrudes from an opening 21 formed at the lower end of the arcuate case 2.
[0015]
Further, a kneading spring 6 is installed between the support shaft 27 of the inner top portion 26 on the wheel 4 side of the arcuate case 2 and the vertical adjustment pin 5. The pinching spring 6 is changed in its urging direction to the inner case 3 by the vertical adjustment pin 5, and the inner case 3 and the wheel 4 are accommodated in the arcuate case 2 when the vertical adjustment pin 5 is in the raised position. When the vertical adjustment pin 5 is in the lowered position, the wheel is urged downward, that is, in a direction of projecting from the opening 21.
[0016]
As shown in FIG. 6A, the guide roller 1 according to the present embodiment configured as described above is, for example, a guide roller to be attached at a predetermined position of the suspension door 7 to be attached. An arcuate mounting groove 73 opened in the lower end surface 72 is formed on the side surface 71 on the back side of the hanging door 7 by using a rotary cutting tool 8 having an outer diameter equal to the diameter of one arcuate case 2.
[0017]
Next, as shown in FIG. 6B, the portion of the arcuate case 2 of the guide roller 1 is formed in the arcuate mounting groove 73 formed as shown in FIG. The guide roller 1 is attached to the sliding door 7 by fitting the screw holes 28 and 28 formed in the flange 23 through the set screws 29 and 29 and screwing them.
[0018]
Thus, since the guide roller 1 which is this Embodiment is attached from the back side surface 71 side in the suspension door 7, the tool of the rotation door 7 having a predetermined diameter is used by the tool such as the rotary cutting tool 8. The side surface 71 can be attached by a simple operation by simply forming an arcuate mounting groove 73 having a predetermined diameter and a predetermined depth, and a finished product can be easily produced at a factory.
[0019]
In particular, since the present embodiment is attached to the rear side surface 71 of the suspension door 7 and is not visible at all from the front side surface 71 of the sliding door 7, it is excellent in aesthetics. It is most suitable for hanging doors such as storages in which the side surface 71 on the back side is not exposed.
[0020]
The suspension door 7 to which the guide roller of the present embodiment is attached is restrained in a state in which the inner case 3 and the wheel 4 are accommodated in the arcuate case 2 with the vertical adjustment pin 5 in the raised position at the time of factory shipment. 2 and the lower end surface 72 of the suspension door 7 is flat without protruding the inner case 3 and the wheels 4, and there is a concern that it may hinder packaging, storage and transportation. Absent.
[0021]
Then, when the hanging door 7 is built at the site, the inner case 3 and the wheel 4 are made circular as the state shown in FIG. 3 and FIG. The suspension door 7 can be opened and closed smoothly by fitting it into the guide rail 9 that protrudes from the opening 21 of the arc-shaped case 2 and is placed on the floor surface or the lower frame.
[0022]
At this time, the wheel 4 and the guide rail 9 are always in contact with each other by urging the wheel 4 downward by the urging force of the kneading spring 6. Therefore, the vertical adjustment of the wheel 4 is not necessary, and the suspension door can be installed in a smooth open / closed state without requiring an expert for building.
[0023]
Moreover, this embodiment cancels the fitting state of the wheel 4 and the guide rail 9 by setting the vertical adjustment pin 5 to the raised position after the suspension door 7 is installed, and moves the wheel inside the suspension door 7. Since it is held in a state where it is housed, it is possible to easily remove and reassemble it, and to reconstruct it. Further, the inner case 3 and the wheel 4 are accommodated in the arc-shaped case 2. Thus, for example, when the suspension door is continuously changed from the sliding door type to the opening door type as in the case of the panel of Seriously, it is possible to respond immediately.
[0024]
【The invention's effect】
As described above, according to the present invention, the wheel or the like protrudes from the lower end surface of the finished product door by storing and holding the wheel in the arc-shaped case with the position in the guide groove of the vertical adjustment pin as the raised position. It can be stored and transported very efficiently.
[0025]
Also, when building on-site, the position of the vertical adjustment pin in the guide groove is the lowered position, and the wheel protrudes from the opening of the arc-shaped case and is fitted into the guide rail arranged on the floor surface, lower frame, etc. The suspension door can be run smoothly and stably with simple work, and the wheel and guide rail are always in contact by urging the wheel downward by the urging force of the kneading spring, making it a complicated vertical adjustment mechanism Is not necessary, and there is no need to adjust the vertical direction of the wheels.
[0026]
Further, by making the attachment portion to the hanging door an arc-shaped case having an opening downward, a tool such as a rotary cutting tool having a predetermined diameter can be used to form a predetermined diameter and a predetermined depth on the back side surface of the hanging door. It can be attached by a simple operation of forming an arcuate mounting groove having a thickness and is suitable for mass production.
[Brief description of the drawings]
FIG. 1 is a side view showing a state in which a vehicle according to a preferred embodiment of the present invention is housed.
FIG. 2 is a longitudinal sectional view showing a state in which the car of the embodiment shown in FIG. 1 is housed.
3 is a side view showing a state in which the vehicle of the embodiment shown in FIG. 1 is protruded.
4 is a longitudinal sectional view showing a state in which the vehicle of the embodiment shown in FIG. 1 is projected. FIG.
5 is a cross-sectional view taken along line VV in FIG.
6 is an explanatory diagram of a use state of the embodiment shown in FIG. 1;
[Explanation of symbols]
DESCRIPTION OF SYMBOLS 1 Guide roller 2 Arc-shaped case 3 Inner case 4 Wheel 5 Vertical adjustment pin 6 Clamping spring 8 Inner case 21 Opening 23 Flange 25 Guide groove 26 Inner top part

Claims (1)

An arc-shaped case having an opening at the bottom and an attachment flange extending along one outer peripheral edge, and one end pivotally mounted in the arc-shaped case and a wheel pivotally mounted on the other end An inner case, and a squeezing spring having one end supported on the inner top of the arcuate case on the wheel side and the other end supported by a vertical adjustment pin laid in the middle of the shaft mounting portion and the wheel mounting portion of the inner case The vertical adjustment pin is fitted into a transparent window-shaped guide groove having an arc shape centered on the axially attached portion of the inner case formed on the flange-side side wall of the arc-shaped case, and By adjusting the position of the adjustment pin in the guide groove, the wheel can be converted into a raised position where the wheel is housed in the arc-shaped case and a lowered position where the wheel protrudes from the opening of the arc-shaped case; The raised position Restraining the wheels by the biasing force of the scissor springs when is in an arc-shaped case, Tsuto guide rollers, characterized in that urging the wheels downwardly by the urging force of the scissors spring when in the lowered position.

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