KR101709162B1 - Armrest sliding rail for car - Google Patents

Armrest sliding rail for car Download PDF

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Publication number
KR101709162B1
KR101709162B1 KR1020150087503A KR20150087503A KR101709162B1 KR 101709162 B1 KR101709162 B1 KR 101709162B1 KR 1020150087503 A KR1020150087503 A KR 1020150087503A KR 20150087503 A KR20150087503 A KR 20150087503A KR 101709162 B1 KR101709162 B1 KR 101709162B1
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KR
South Korea
Prior art keywords
bracket
inner rail
rolling
rail
stopper
Prior art date
Application number
KR1020150087503A
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Korean (ko)
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KR20170007555A (en
Inventor
임명섭
Original Assignee
(주)협진피엘
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Publication date
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Priority to KR1020150087503A priority Critical patent/KR101709162B1/en
Publication of KR20170007555A publication Critical patent/KR20170007555A/en
Application granted granted Critical
Publication of KR101709162B1 publication Critical patent/KR101709162B1/en

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R7/00—Stowing or holding appliances inside vehicle primarily intended for personal property smaller than suit-cases, e.g. travelling articles, or maps
    • B60R7/04—Stowing or holding appliances inside vehicle primarily intended for personal property smaller than suit-cases, e.g. travelling articles, or maps in driver or passenger space, e.g. using racks
    • B60N2/4646—
    • B60N2/4686—
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R11/00—Arrangements for holding or mounting articles, not otherwise provided for
    • B60R2011/0001—Arrangements for holding or mounting articles, not otherwise provided for characterised by position
    • B60R2011/0003—Arrangements for holding or mounting articles, not otherwise provided for characterised by position inside the vehicle
    • B60R2011/0007—Mid-console

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Seats For Vehicles (AREA)

Abstract

According to the present invention, there is provided an inner rail which is continuously formed repeatedly in the longitudinal direction before and after, and is formed by bending vertical sides located at left and right sides at right angles, The rolling balls are fitted to the fitting grooves formed at regular intervals along the left and right bow peripheries forcibly inserting the rolling balls and are engaged with the left and right vertical sides of the inner rails by the rolling balls to slide forward or backward along the inner rails Brackets; And an outer rail which is formed by bending the left and right sides inwardly so that the bracket slides along the inside by a plurality of rolling balls mounted on left and right sides of the bracket coupled to the inner rail, A sliding rail is provided.
According to the armrest sliding rails for automobiles of the present invention, the rolling balls provided on the brackets are fixed to the bracket by means of the sliding movement of the bracket so that the left, right, And the bracket is fixed to the inner rail through one side of the rolling ball, so that the assembling property of the product is improved, and a separate member for fixing the rolling ball is not required, so that weight reduction can be achieved.

Description

[0001] The present invention relates to an armrest sliding rail for car,

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an armrest sliding rail for an automobile, and more particularly, to an automotive armrest sliding rail, in which rolling balls rolling on the inside of an outer rail and an outer side of an inner rail are fitted by three- , An anti-departure prevention of a rolling ball, and an improved sliding operability.

BACKGROUND ART Generally, a console box for storing a relatively small article is provided between a driver's seat and a passenger's seat of an automobile. In addition, the console box serves as a lid at the top of the console box, The arm rest is installed.

In other words, if the occupant puts his / her arm on the upper part of the armrest, it is possible to alleviate the fatigue of the occupant, which may be caused by long-term operation, thereby preventing an accidental element that may occur unexpectedly.

In recent years, an armrest capable of sliding forward and backward according to the physical condition of a passenger sitting on a seat has been proposed.

As for the background art, there is provided a conventional armrest, in which a rear side of a console is provided with a hinge (not shown) A guide plate coupled to an upper side of the armrest base and guiding the movement of the armrest on an upper surface thereof and protruding in the front and rear direction of the console, And an armrest cover hinged to one side of the armrest cover so that the armrest cover can be moved along the guide rails and protruded forward of the console.

However, in such a conventional sliding armrest, gaps may be generated due to the characteristics of the rail structure, so that joints and flows may be generated during operation, and the sliding feeling may not be smooth.

Further, in the conventional armrest sliding rails, the rolling ball is not fixed to the bracket but is simply held at the corresponding position, and it is difficult to fix the rolling ball when assembling the rail. In order to solve this problem, There is a problem that the assembling process is increased and the weight and the manufacturing cost are increased.

Therefore, according to the present invention, since the width of the opening of the fitting groove formed at regular intervals along the periphery of the bracket is smaller than the diameter of the rolling ball, the rolling ball is fitted to the fitting groove without interference, And the cloud ball fixed by the interference fit improves the rolling property of the rolling ball as at least three surfaces are in contact with each other. The sliding action of the bracket improves the sliding operation force of the armrest, It is possible to slide, reduce vibration and noise, improve the assemblability of the product by inserting the cloud ball into the fitting groove of the bracket by interference fit, and inserting the sides of the inner rail and the outer rail into the cloud ball. And a separate member for fixing the rolling ball is not required, so that it is possible to achieve a light weight, and even if an excessive load is applied, And it is an object of the present invention to provide an armrest sliding rail for an automobile which is not detached.

The present invention relates to an inner rail which is continuously and repeatedly formed along the longitudinal direction before and after, and which is formed by bending vertical sides respectively located on the left and right sides at right angles, The rolling balls are mounted on a plurality of fitting grooves formed at regular intervals and are coupled to the left and right vertical sides of the inner rails through the rolling balls mounted on the fitting grooves, A plurality of rolling balls mounted on the left and right sides of the bracket so as to face the inner rails with respect to the bracket, And an outer rail formed by curving the right side inwardly, wherein left and right sides of the outer rail are connected to the outside of the rolling ball fixed to the periphery of the bow of the bracket And the upper and lower rails are bent so as to surround the circumference of the outer race so that the outer race is in contact with the rolling ball so as to surround the rolling ball, And the left and right vertical sides of the inner rail are engaged with one side of the rolling balls when the bracket is engaged, A guide groove formed on each of the outer side surfaces thereof so as to guide the rolling motion of the ball in a longitudinal direction thereof and a first stopper formed to be bent into an inner space at one end of the inner rail, A second stopper formed at an inner space of the inner rail at a distance from the first stopper to define a moving distance of the bracket, And a cushioning member provided on the second stopper and cushioning the impact of the bracket abutting against the first stopper and the second stopper, wherein the brackets are formed by vertically bending the left and right vertical sides of the inner rail An outer periphery of the bow surrounding the left and right vertical sides of the inner rail at respective left and right sides of the body, The fitting groove formed at regular intervals is formed such that the width of the opening portion is smaller than the diameter of the rolling ball.

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The armrest sliding rails for automobiles according to the present invention have the following effects.

First, since the width of the opening of the fitting groove formed at regular intervals along the periphery of the bracket is smaller than the diameter of the rolling ball, the rolling ball is fitted to the fitting groove with interference so as to prevent the rolling ball from being separated from the sliding movement of the bracket. .

Second, the rolling ball fixed by the interference fit improves the rolling property of the rolling ball with at least three sides of the contact surface, the sliding operation of the bracket improves the sliding operation force of the armrest, and smooth sliding is possible with a small force In addition, it has the effect of reducing vibration and noise.

Third, the cloud ball is fitted to the fitting groove of the bracket by interference fit, and the sides of the inner rails and the outer rails face each other as if the sides of the inner rails and the outer rails are wrapped around the ball so that the assembling property of the product is improved. It is not necessary and light weight can be achieved, and even if an excessive load acts, the cloud ball is not detached.

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is an exemplary view showing a use state of an armrest sliding rail for a vehicle according to the present invention. FIG.
2 is an exemplary view showing a configuration of an armrest sliding rail for a vehicle according to the present invention.
3 is a cross-sectional view of an armrest sliding rail for a vehicle according to the present invention.
4 is a cross-sectional view illustrating a state in which an excessive load is applied to the inner rail of the conventional armrest sliding rail and the armrest sliding rail for an automobile according to the present invention.
FIG. 5 is an exemplary view showing a state in which a cloud ball is mounted on a bracket by interference fit according to the present invention.

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings. Prior to this, terms and words used in the present specification and claims should not be construed as limited to ordinary or dictionary terms, and the inventor should appropriately interpret the concepts of the terms appropriately The present invention should be construed in accordance with the meaning and concept consistent with the technical idea of the present invention.

Therefore, the embodiments described in the present specification and the configurations shown in the drawings are merely the most preferred embodiments of the present invention, and not all of the technical ideas of the present invention are described. Therefore, at the time of the present application, It should be understood that variations can be made.

The present invention relates to an automobile in which rolling balls rolling on the inner side of the outer rail and the outer side of the inner rail are fitted to the peripheral edge of the bracket by three sides in a face- The present invention relates to an armrest sliding rail for a vehicle, and its construction will be described with reference to the drawings.

3 is a cross-sectional view of an armrest sliding rail for a vehicle according to the present invention. FIG. 4 is a cross-sectional view showing a conventional armrest sliding rail according to the present invention. FIG. 5 is a cross-sectional view illustrating a state in which an inner rail of an armrest sliding rail for a vehicle according to an embodiment of the present invention is loaded with excessive loads; FIG. 5 is a cross- to be.

The armrest sliding rail 10 for an automobile according to the present invention includes an inner rail 100, a bracket 200, and an outer rail 300 as shown in FIGS.

First, the inner rail 100 is made of a metal material. Vertical sides 110, which are located on the left and right sides of the center of the horizontal plane, are bent at right angles to form front and rear longitudinal As shown in FIG.

At this time, the left and right vertical sides 110 of the inner rail 100 allow the bracket 200 to slide along the longitudinal direction in the inner rail 100. In more detail, the left and right vertical sides 110, Guide grooves 111 are formed in the outer side surfaces of the guide grooves 111 along the longitudinal direction.

The guide groove 111 is recessed inward of the inner rail 100 so that when the bracket 200 is coupled to the inner rail 100, And guides the rolling motion of the rolling ball 210. The rolling ball 210 rotates in a clockwise direction.

The bracket 200 is coupled to the inner rail 100 through the rolling ball 210 and slides forward or backward along the longitudinal direction of the inner rail 100.

A first stopper 120 is formed at one end of the inner rail 100 so as to be bent into an inner space to prevent the bracket 200 sliding along the inner rail 100 from coming off, The second stopper 130 is bent in the inner space of the inner rail 100 at a distance from the first stopper 120 to limit the movement distance of the bracket 200.

Each of the first stopper 120 and the second stopper 130 is provided with buffering members 121 and 131. The bracket 200 contacting the first stopper 120 and the second stopper 130 during the movement of the slide, To absorb the impact applied to it.

The bracket 200 is coupled to the left and right vertical sides 110 of the inner rail 100 by a plurality of rolling balls 210 mounted on left and right sides of the synthetic resin material, (100).

2, 3 and 5, the body 201 is formed as a body 201, an arm circumference 202, and a fitting recess 203. The body 201 has a plate- Is located in the inner space of the inner rail 100 formed by the left and right vertical sides 110 of the inner rail 100.

The bow circumference 202 surrounds the left and right vertical sides 110 of the inner rail 100 and forms an outer circumference of the outer circumference 202 of the inner race 100, .

Therefore, it is preferable that the bow circumference 202 be formed in an arch shape so as to surround the left and right vertical sides 110 of the inner rail 100, and the vertical sides 110 are located at the arch portion .

A fitting groove 203 is formed at an end of the bow peripheral portion 202. The fitting groove 203 has an opening portion penetrating from an outer end to an inner end of the bow peripheral portion 202, (Not shown) formed at regular intervals along the longitudinal direction of the rolling ball 202 and accommodates more than half of the area of the rolling ball 210 through the opening.

5, the opening width of the fitting groove 203 is formed to be smaller than the diameter of the rolling ball 210, so that the rolling ball 210 is fixedly fitted into the fitting groove 203 The inner surface of the fitting groove 203 fixes the rolling ball 210 on the front and rear sides of the rolling ball 210 with respect to the rolling ball 210 as viewed in a plan view.

The inner surface of the fitting groove 203 may be formed of a curved surface having the same R value as the outer circumferential surface of the rolling ball 210 to receive and fix the rolling ball 210.

Therefore, the rolling balls 210 may be coupled with each other by interference fit through the side surface of the fitting groove 203.

2 and 3, the outer rail 300 includes a plurality of rolling balls 210 mounted on the left and right sides of the bracket 200 coupled to the inner rail 100, The left side and the right side are formed to bend inward so that the main body 200 slides along the inside.

The outer circumferential surface of the outer circumferential surface of the outer circumferential surface of the outer circumferential surface of the outer circumferential surface of the outer circumferential surface of the outer circumferential surface of the outer circumferential surface of the outer circumferential surface, Is wrapped around 1/2 or more.

4 (a) shows a conventional sliding rail. When an excessive load is applied to one side of the inner rail, the bracket and the rolling ball are separated from the outer rail by the principle of the lever, 4 (b), the left and right sides of the outer rail 300 are bent inward so as to enclose the outer circumference of the rolling ball 210 more than 1/2, so that one side of the inner rail 100 The inner rail 100, the bracket 200, and the outer rail 300 can not be easily disassembled into individual objects even if an excessive load is applied to the inner rail 100, the bracket 200, and the outer rail 300.

The fitting groove 203 is formed in the guide groove 111 of the vertical side 110 by exposing the left, right and lower sides of the rolling ball 210 with the front and rear of the rolling ball 210 as axes. And the inner sides of the left and right sides of the inwardly bent outer rail 300.

In the armrest sliding rails according to the present invention, the width of the opening of the fitting groove formed at regular intervals along the circumference of the bracket is smaller than the diameter of the rolling ball, and the rolling ball is fitted to the fitting groove without interference, The rolling balls are prevented from coming off between the sliding movements of the armrests and the rolling balls of the fixed rolling balls are brought into contact with each other at least on three sides so that the sliding performance of the armrests can be improved It is possible to reduce vibration and noise as well as to smoothly slide with a small force. It is mounted on the fitting groove of the bracket due to the interference of the rolling balls and the sides of the inner rails and the outer rails cover the rolling balls. Thus, the assemblability of the product is improved, and a separate member for fixing the rolling ball is not required, so that the weight can be reduced It said, even when the excessive load is applied not leaving a cloud view.

While the present invention has been described with reference to exemplary embodiments, it is to be understood that the invention is not limited to the disclosed exemplary embodiments, but, on the contrary, is intended to cover various modifications and equivalent arrangements included within the spirit and scope of the appended claims. Accordingly, the true scope of the present invention should be determined by the technical idea of the appended claims.

100: inner rail
110: vertical side
111: Guide groove
120: First stopper
130: Second stopper
121, 131:
200: Bracket
201: Body
202: Around the bow
203: fitting groove
210: Cloud ball
300: Out rail

Claims (5)

The inner rail having a vertical section formed by bending at right angles and each having a vertical section located at the left and right sides and a front section having a shape of ' And is coupled to the left and right vertical sides of the inner rail via the rolling balls mounted in the fitting grooves and is located at the left and right vertical sides of the inner rail A bracket for sliding along the inner rail by a cloud of a rolling ball, and a left side and a right side for facing the inner rail with respect to the bracket and surrounding a plurality of rolling balls mounted on left and right sides of the bracket, Wherein the left and right sides of the outer rail are formed such that the outer circumference of the rolling ball fixed to the periphery of the bracket is 1/2 The upper and lower surfaces of the rolling ball are exposed, and the rolling ball is exposed to the left, right, and lower surfaces of the fitting groove, and is guided by the guide groove of the vertical side and the inward rail In constructing the armrest sliding rails for automobiles rolling along the left and right sides,
The left and right vertical sides of the inner rails are engaged with the brackets so that one side of the rolling balls is seated while guiding the rolling movement of the rolling balls, Groove;
A first stopper formed at one end of the inner rail to be bent into an inner space to prevent disengagement of the bracket;
A second stopper formed at an inner space of the inner rail at a distance from the first stopper and defining a moving distance of the bracket;
And a buffer member provided on each of the first stopper and the second stopper to buffer an impact of the bracket contacting the first stopper and the second stopper,
The bracket includes a body positioned at an inner space of the inner rail formed at the center of the right and left vertical sides of the inner rail,
A bow circumference formed on the left and right sides of the body so as to surround the left and right vertical sides of the inner rail and to be superimposed on the outside;
Wherein the fitting groove formed at regular intervals along the circumference of the bow is formed such that its width is smaller than the diameter of the rolling ball.
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KR1020150087503A 2015-06-19 2015-06-19 Armrest sliding rail for car KR101709162B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1020150087503A KR101709162B1 (en) 2015-06-19 2015-06-19 Armrest sliding rail for car

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020150087503A KR101709162B1 (en) 2015-06-19 2015-06-19 Armrest sliding rail for car

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Publication Number Publication Date
KR20170007555A KR20170007555A (en) 2017-01-19
KR101709162B1 true KR101709162B1 (en) 2017-02-22

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Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20230155775A (en) * 2022-05-04 2023-11-13 케이비아이동국실업 주식회사 Sliding transfer device of the vehicle

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001204564A (en) * 2000-01-31 2001-07-31 Nippon Akyuraido Kk Silencer for slide rail

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101260842B1 (en) * 2011-03-17 2013-05-06 덕양산업 주식회사 Arm rest module with vibration damper system
KR101391248B1 (en) * 2012-06-04 2014-05-07 박윤식 Ball retainer, slide ddvice and mold for manufacturing the same

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001204564A (en) * 2000-01-31 2001-07-31 Nippon Akyuraido Kk Silencer for slide rail

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