JPH10169293A - Adjustment sash roller - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide an adjustment sash roller which can always put an entire wheel holder into parallel movement and be manufactured at reduced cost without requiring special parts such as cams. SOLUTION: A wheel holder 3 where a wheel 2 is pivotally supported by a pin 21 is pivotally supported inside a sash roller case 1 in such a way as to freely rock up and down, and a stopper 5 is provided which is slid longitudinally by the turning of a screw 4 provided to pass longitudinally through the sash roller case 1 with its head exposed from the front plate of the sash roller case 1 and which stops rocking of the wheel holder 3 as a part of the wheel holder 3 abuts thereto. The wheel holder 3 is designed to be capable of being slid horizontally by inserting interval adjustment plates 6...6 into the gap between the wheel holder 3 and the side plate of the sash roller case 1 from a hole formed in the front plate of the sash roller case 1.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an adjustable door wheel having functions of adjusting the height of wheels and adjusting the left and right movement of wheels.

[0002]

2. Description of the Related Art Japanese Unexamined Patent Publication (Kokai) No. 56-108 discloses an adjustable door car having functions of adjusting the height of wheels and adjusting the left and right movement of wheels.
There is a door roller device described in Japanese Patent No. 477 and Japanese Patent Application Laid-Open No. 8-284519.

[0003]

In the former door roller device, a shaft for pivotally supporting the wheel holder to the door roller case is a screw shaft, and a portion of the screw shaft exposed from the side plate of the door roller case is provided. By screwing with a screwdriver, the wheel holder can be moved to the left and right to adjust the movement of the door stroller in the direction perpendicular to the direction of the door stroller, but in this door stroller device, it can be adjusted from the side plate side of the door case. Therefore, there is a problem that the adjustment cannot be performed after the door wheel is attached to the sliding door.

In the latter case, the door wheel can be moved and adjusted in a direction perpendicular to the running direction of the door wheel, that is, in the left-right direction by turning an adjusting screw from the front plate side of the door wheel case. It was possible to adjust the door from the side of the door even after the door was attached to the sliding door, and the problem of the former door roller was solved for the time being.However, turning the adjustment screw caused the cam to act in front of the wheel holder. Because the side was moved to the left and right, there is a problem that the wheel holder may not tilt in parallel with the running line of the door roller rail because the entire wheel holder does not move in parallel,
There is a problem in that parts such as a special cam, which is a moving means, are required, and the manufacturing cost is high.

[0005]

SUMMARY OF THE INVENTION The object of the present invention is to solve the above-mentioned problems of the prior art, to make it possible to always translate the whole wheel holder in parallel, and to manufacture an inexpensive adjustment door without the need for special parts such as cams. The purpose is to provide.

[0006]

SUMMARY OF THE INVENTION An adjusting door roller according to the present invention is provided such that a wheel holder pivotally supported by a pin is pivotally supported by a pin in a door roller case so that the wheel holder can swing up and down. And the head is slid in the front-rear direction by a screw provided so that the head is exposed from the front plate of the door case, and a part of the wheel holder abuts to prevent the wheel holder from swinging. A stopper is provided, and the wheel holder is slidable left and right by inserting a gap adjusting plate from the hole formed in the front plate of the door case into the gap between the wheel holder and the side plate of the door case. It is characterized by having comprised.

[0007]

By inserting a gap adjusting plate into the gap between the wheel holder and the side plate of the door case, the wheel holder moves in parallel to the left and right, so that the right and left movement of the wheel can be adjusted.

[0008]

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a perspective view of a door pulley according to an embodiment of the present invention. FIG. 1 is a front view of the door roller of the present invention, FIG. 2 is a vertical sectional side view of a central portion of the door roller of the present invention, and FIG.
FIG. 3 is a longitudinal sectional view taken along line AA of FIG. 2.

Reference numeral 1 denotes a hollow block-shaped door roller case integrally formed of a synthetic resin, and a screw insertion hole through which a mounting screw can be inserted is provided at an upper portion thereof in a front and rear direction.

Reference numeral 2 denotes a wheel constituting the door roller, which is pivotally supported by a shaft 21 in a wheel holder 3 having a U-shaped cross section. The wheel holder 3 is pivotally movable up and down by a pin 31 in the door roller case 1. Supported.

Reference numeral 4 denotes a screw for adjusting the height of the wheel, which is provided between the front plate and the rear plate below the screw insertion hole and is provided so as to be free to rotate, and is rotated by a screwdriver from the front of the door case 1. I can do it.

Reference numeral 5 denotes a stopper for restricting swinging of the wheel holder 3 having a screw hole into which the screw 4 is screwed.
It has substantially the same width as that between the left and right side walls of the door case 1,
Screw 4
Is rotated, it is guided by the screw 4 and slides only in the front-rear direction. The top piece 32 of the wheel frame 3 abuts on the lower end of the stopper 5, and the wheel holder 3 is moved with the pin 31 as a fulcrum. Regulate not to swing any more,
The height of the wheel 2 can be adjusted by sliding the stopper 5 in the front-rear direction. Since the above-described configuration for adjusting the height of the wheel is conventionally known, a detailed description thereof will be omitted.

6 are inserted into a gap between the wheel holder 3 and the side plate 12 of the door case 1 through a hole 11 formed in the front plate below the screw 4 for adjusting the height of the wheels of the door case 1. A gap adjusting plate made of a synthetic resin or metal, which moves the wheel holder to the left and right by transferring it to the left and right gaps.

Each of the plates 6... 6 is formed with a long hole 61 so that when inserted into the door case 1, the plate 6 is guided by a pin 31 pivotally supporting the wheel holder 3 to maintain a horizontal state. The thickness is set so as to be optimal depending on the moving distance of the wheel holder 3.

The moving distance of the wheel holder 3 is up to 10 mm
When the wheel is at the center, there is a gap of 5 mm on the left and right sides of the wheel holder 3, and when it is desired to change the moving distance by 1 mm, ten gaps of 10 plates of 1 mm thickness are arranged on the left and right sides. If the wheel holder is located at the center if it is inserted into the part, one plate 6 may be moved to the left or right by one mm, and two plates 6 may be moved to the left or right to move it by 2 mm. 5
When it is desired to move at 1 mm intervals, one 1 mm plate may be replaced with two 0.5 mm plates. If further fine adjustment is required, the 0.5 mm plate may be replaced with 0.2 mm or 0.3 mm. It is sufficient to use two plates.

If it is desired to reduce the number of plates, 2
2 mm plates, 4 1 mm plates, 0.5 m
If four m plates are used, the wheel holder 3 can be moved to the left or right at 0.5 mm intervals.

Next, a method of mounting and adjusting the door roller according to the present invention will be described. First, the lower end of the left and right vertical frames and the lower surface of the lower frame at the place where the door roller of the sliding door T is to be attached are formed to form a hole for engraving the door roller case 1, and the plates 6. Door wheel case 1 inserted into the gap with its plate front protruding from the front plate portion
Into the hole so that the front plate part is exposed,
By inserting a screw into the screw insertion hole at the top of the door case 1 and tightening it, the installation of the door door is completed.

After the sliding door to which the door roller is attached is built, when the screw 4 for adjusting the height of the wheel is rotated so that the wheel 2 of the door roller is at the optimum height, the stopper 5 moves right and left, and the wheel holder is moved. Since the wheel holder 3 swings until the top piece 32 of the wheel 3 comes into contact with the lower end of the stopper 5, the height of the wheel 2 can be adjusted.

When it is necessary to shift the position of the wheels 2 left and right in relation to the adjacent sliding door, if the plates 6... 6 are shifted left and right as described above with the sliding door raised, the thickness of the shifted plate is changed. Since the wheel holder 3 moves left or right by the distance, the inconvenience of rubbing adjacent sliding doors can be eliminated.

When the adjustment is completed, the holes 1 of the plates 6.
A seal S may be attached to the front door of the door case so as to prevent the hole 11 from being protruded from the door.

As described above, when the lower end of the sliding door is adjusted right and left, the sliding door is inclined from the vertical state with the upper frame side fitted in the groove of the Kamoi K side as a fulcrum, and the sliding door is adjacent to the sliding door. The problem of rubbing on the upper frame side occurs, so it is necessary to correct this.

FIGS. 4 to 7 show the structure of a correction tool as the above-mentioned correction means. FIG. 4 is a front view of the correction tool used together with the door roller of the present invention, and FIG. FIG. 6 is a longitudinal sectional view taken along line BB of FIG. 6, FIG.
FIG. 7 is a cross-sectional plan view taken along line CC of FIG. 6.

Reference numeral 7 denotes a case of a hollow block-shaped correction tool which is attached to the front and rear of an upper frame of a sliding door integrally formed of a synthetic resin, and a screw insertion hole 71 through which a mounting screw can be inserted is provided at a lower portion thereof. It is provided.

Reference numeral 8 denotes a screw for moving a sliding block, which will be described later, is provided between the front plate and the rear plate above the screw insertion hole 71 so as to be prevented from slipping off and rotate freely. It can rotate.

Reference numeral 9 denotes a sliding block in which a screw hole into which the screw 8 is screwed and an oblique groove 91 are formed on the upper surface. The sliding block 9 has substantially the same width as between the left and right side walls of the case 7. Since the screw 8 is not rotated in the direction, when the screw 8 is rotated, it is guided by the screw 8 and slides only in the front-back direction.

Reference numeral 10 denotes a Kamoi K when the sliding door T is set up.
Is mounted on the upper surface of the slide block 9 in the case 7 and is integrally fixed with a screw 102 to a control plate 101 which can slide only in the left and right directions in the case 7. The lower end of a screw 102 that extends downward through the sliding block 9 is mounted on the case 7 so as to fit into the oblique groove 91 on the upper surface of the sliding block 9, and the slider 10 moves left and right integrally with the control plate 101. .

That is, when the screw 8 is rotated, the rotation of the sliding block 9 is restricted, so that the sliding block 9 slides back and forth in the case 7. Is pressed against the side wall of the inclined groove 91, but the control plate 10
1 has no degree of freedom in the front-rear direction, the screw 102, that is, the control plate 101 slides left and right, and the slider 10 integrated with the control plate 101 moves left and right. If adjusted according to the moving distance, the sliding door T will be in a vertical state, so that not only the lower frame side of the sliding door but also the upper frame side of the sliding door will not rub against the adjacent sliding door.

[0028]

According to the adjusting door roller according to the present invention, a wheel holder pivotally supported by a pin is pivotally supported by a pin in a door roller case so that the wheel holder can swing up and down. A stopper that penetrates and slides in the front-rear direction by screwing a screw provided so that the head is exposed from the front plate of the door case, and a part of the wheel holder abuts to prevent the wheel holder from swinging. And the wheel holder is configured to be able to slide left and right by inserting a gap adjusting plate from a hole formed in the front plate of the door case into a gap between the wheel holder and the side plate of the door case. Even after installing the door roller, simply move the plate left and right to the gap between the wheel holder and the side plate of the door roller case to move the wheels in parallel to the left and right to eliminate friction between the sliding doors below, With the correction tool that corrects the left and right misalignment on the upper frame side, the sliding door can be moved in parallel and the friction with the adjacent sliding door can be eliminated. As with technology, the problem that the wheel holder does not move in parallel due to instability and the wheels may tilt with respect to the running line of the door stroller rail can be solved, and simply use a plate as a moving means Therefore, it can be manufactured at low cost, and its practical effect is great.

[Brief description of the drawings]

FIG. 1 is a front view of a door roller according to the present invention.

FIG. 2 is a longitudinal sectional side view of a central portion of the door roller according to the present invention.

FIG. 3 is a longitudinal sectional view taken along line AA of FIG. 2;

FIG. 4 is a front view of a correction tool used together with the door roller of the present invention.

FIG. 5 is a central longitudinal side view of the correction tool.

FIG. 6 is a longitudinal sectional view taken along line CC of FIG. 5;

FIG. 7 is a cross-sectional plan view taken along line DD of FIG. 5;

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Door case 2 Wheel 3 Wheel frame 4 Screw 5 Stopper 6 Plate

Claims (1)

[Claims] 1. A wheel holder 3 having a wheel 2 pivotally supported by a pin 21 is pivotably supported by a pin 31 in a door case 1 so as to be vertically swingable. The portion of the wheel holder 3 is slid in the front-rear direction by a screw 4 provided so that the portion is exposed from the front plate of the door case 1.
A stopper 5 is provided for preventing the swinging of the wheel holder 3 by contacting a part of the wheel holder 3. The wheel holder 3 is connected to the wheel holder 3 and the door case via holes 11 formed in the front plate of the door case 1. An adjustment door wheel characterized in that it is configured to be able to slide right and left by inserting gap adjusting plates 6... 6 into gaps between the first side plates 12 and 12.