KR20170006347A - Two-axle wheel assembly and rail guided vehicle having the same - Google Patents
Two-axle wheel assembly and rail guided vehicle having the same Download PDFInfo
- Publication number
- KR20170006347A KR20170006347A KR1020150096803A KR20150096803A KR20170006347A KR 20170006347 A KR20170006347 A KR 20170006347A KR 1020150096803 A KR1020150096803 A KR 1020150096803A KR 20150096803 A KR20150096803 A KR 20150096803A KR 20170006347 A KR20170006347 A KR 20170006347A
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- KR
- South Korea
- Prior art keywords
- wheel
- shaft
- rail
- assembly
- vehicle
- Prior art date
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-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61B—RAILWAY SYSTEMS; EQUIPMENT THEREFOR NOT OTHERWISE PROVIDED FOR
- B61B13/00—Other railway systems
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G35/00—Mechanical conveyors not otherwise provided for
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Transportation (AREA)
- Handcart (AREA)
Abstract
Description
BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a biaxial wheel assembly and a rail guided vehicle having the same, and more particularly, to a biaxial wheel assembly and a rail guiding type transportation vehicle having the biaxial wheel assembly, It is about the car.
Rail Guided Vehicle (RGV) is a means of transporting goods to a designated location and running along a circular or rectilinear rail installed in a workshop such as a factory or a large warehouse. Generally, an automatic control system It is an unmanned car that is driven.
Rails used to guide RGVs include monorails and dual rails. In the case of RGVs using monorails, the curved rail section can be designed relatively freely, but it is difficult to load large quantities of the parcel at one time compared with the RGV using dual rails. On the other hand, when the double rail is used, there is a merit that a relatively large number of articles can be transferred with stability. However, there is a disadvantage that a curved section having a small radius of curvature can not be freely designed in a narrow work area.
In this regard, Figures 1a and 1b illustrate the problem of an RGV vehicle using a conventional dual rail. FIGS. 1A and 1B are a top view of a
Referring to FIG. 1A, the
Referring to FIG. 1B, it is assumed that the
According to an embodiment of the present invention, there is provided a biaxial wheel assembly and a rail guided vehicle (RGV) including the same, which enables operation without derailment of a vehicle even in a dual rail curved section having a small radius of curvature.
According to an embodiment of the present invention, there is provided a biaxial wheel assembly and a rail guided vehicle (RGV) having the same, wherein the vehicle can be mounted on a rail even when the distance between left and right rails of the double rail is different .
According to an embodiment of the present invention, there is provided a wheel assembly mountable to a rail guided vehicle (RGV), comprising: a cylindrical first receiving member fixed to a vehicle body of the vehicle and accommodating a first axis in a vertical direction; A wheel subassembly having one of at least one wheel in physical contact with the rail and a second receiving member receiving a second axis in a vertical direction or a second axis; And a shaft connecting member rotatably coupled to the first receiving member including a first shaft at one end and pivotally coupled to the wheel subassembly at the other end, wherein the wheel subassembly has a second shaft Wherein the shaft connecting member has a second receiving member for receiving the second shaft, and when the wheel subassembly has the second receiving member, the shaft connecting member has a second shaft that can be received in the second receiving member Wherein the RGV mounting wheel assembly comprises:
According to an embodiment of the present invention, there is provided a rail guided vehicle (RGV) operable on a dual rail, comprising a wheel physically contacting the first rail of the double rail, the first side of the vehicle ' Two first wheel assemblies that are spaced apart from each other by a predetermined distance and are coupled to each other; And two second wheel assemblies each having a wheel physically contacting the second rail of the double rail and spaced apart from each other at a second side of the right and left sides of the vehicle body of the vehicle, Wherein the first wheel assembly is a biaxial wheel assembly having two axes as described above.
According to the embodiment of the present invention, there is an advantage that the vehicle can be operated without derailment even in a double rail curved section with a small radius of curvature.
According to the embodiment of the present invention, there is an advantage in that even when the distance between the left and right rails of the double rail is different, the vehicle can be seated on the rail and operated.
FIGS. 1A and 1B are views for explaining problems of a conventional rail guided vehicle (RGV)
2 is a perspective view of an RGV equipped with a biaxial wheel assembly according to an embodiment of the present invention,
3 is an exploded perspective view of an RGV according to one embodiment,
4 is a perspective view of a two-axis wheel assembly according to one embodiment,
5 is an exploded perspective view of a biaxial wheel assembly according to an embodiment,
6 is an exploded perspective view of a wheel subassembly according to one embodiment,
FIG. 7 is a cross-sectional perspective view showing a state in which a biaxial wheel assembly according to an embodiment is mounted on a vehicle;
8 is a cross-sectional view of a two-axis wheel assembly according to one embodiment,
9 is a view for explaining a state in which an RGV equipped with a two-axis wheel assembly according to an embodiment is running on a curved rail.
BRIEF DESCRIPTION OF THE DRAWINGS The above and other objects, features and advantages of the present invention will become more apparent from the following description of preferred embodiments with reference to the accompanying drawings, Rather, the embodiments disclosed herein are provided so that this disclosure will be thorough and complete, and will fully convey the concept of the invention to those skilled in the art.
In this specification, when an element is referred to as being "above" (or "below", "right", or "left") another element, , Or that a third component may be interposed therebetween. In the drawings, the thickness of the components is exaggerated for an effective explanation of the technical content.
Also, in this specification, expressions such as 'upper', 'lower (lower)', 'left', 'right', 'front', 'rear' And it is a relative expression used for convenience of explanation based on the drawings when describing the present invention with reference to the respective drawings.
When the terms first, second, etc. are used herein to describe components, they should not be limited by these terms. These terms are used only to describe a component with other components The embodiments described and exemplified herein also include their complementary embodiments.
As used herein, the terms 'comprise' and / or " comprising ", as used herein, are intended to encompass all types of elements, including, Or < / RTI >
Hereinafter, the present invention will be described in detail with reference to the drawings. In describing the specific embodiments below, various specific details have been set forth in order to explain the invention in greater detail and to assist in understanding it. However, it will be appreciated by those skilled in the art that the present invention may be understood by those skilled in the art without departing from such specific details. In some cases, it should be mentioned in advance that it is common knowledge in describing an invention that parts not significantly related to the invention are not described in order to avoid confusion in explaining the present invention.
FIG. 2 is a perspective view of an
Referring to the drawings, the
The wheel assembly is rotatably attached to each of the
The
In the illustrated embodiment, the
The fixed
On the other hand, the
The
The first and
The term "fixed shaft " as used herein does not mean that the shaft does not rotate, but means that the shaft does not move relative to the
As shown, the
Although not shown in the drawings, the
Hereinafter, the
4 is a perspective view of a
In the illustrated embodiment, the
The fixed
The
In the illustrated embodiment, the
The
On the other hand, in an alternative embodiment, the mounting positions of the shaft (22, 70) and the receiving member (10, 23) on this shaft can be exchanged with each other. That is, in the illustrated embodiment, although the
Now, an exemplary detailed structure of the
FIG. 6 is an exploded perspective view of the
6, the
The
In one embodiment, the
The
In the illustrated embodiment, the
7 and 8, the
9 is a view for explaining a state in which the RGV transporter equipped with the wheel assembly according to the above-described embodiment runs on a curved rail.
It is assumed that the
In this case, when the left and right wheel assemblies in front of the vehicle are taken as an example, the distance between the fixed
In addition, when the vehicle equipped with the first wheel assembly according to the embodiment of the present invention is used, there is an advantage that the vehicle can be used as it is without modification on two rails having different intervals between rails.
That is, for example, when two rails with different spacing between rails are provided, the distance between the left and right wheels of the vehicle according to the conventional configuration is adjusted to the rail-to-rail spacing of one rail, will be. However, when the biaxial wheel assembly according to the embodiment of the present invention is mounted, the distance between the left and right wheels can be adjusted by moving the moving
Various modifications and variations of the present invention are possible in light of the above teachings. Therefore, the scope of the present invention should not be limited by the described embodiments, but should be determined by the scope of the appended claims, as well as the appended claims.
10: Fixed shaft receiving portion
20:
21: Connection plate
22: Fixed shaft
23:
50: wheel subassembly
60: sub-assembly body
70:
80: Horizontal wheel
90: Vertical wheel
100: Car carrier
300: first wheel assembly
400: second wheel assembly
Claims (10)
A cylindrical first receiving member (10) fixed to the vehicle body (150) of the carrier and receiving a first axis in the vertical direction;
A wheel subassembly (50) having one of at least one wheel in physical contact with the rail and a second receiving member receiving a second axis in the vertical direction or a second axis in the vertical direction; And
And a shaft connecting member (20) rotatably coupled to the first housing member (10) including a first shaft (22) at one end and pivotally coupled to the wheel subassembly (50) at the other end ,
The shaft connecting member 20 has a second receiving member for receiving the second shaft when the wheel subassembly 50 has a second shaft and the second receiving member for receiving the second receiving member when the wheel subassembly 50 has the second receiving member, , And the shaft connecting member (20) has a second shaft that can be received in the second receiving member.
Wherein the first shaft is fixed to the vehicle body (150) of the carrier, and the second shaft is movable along an arc having a radius of the first axis and the second axis about the first axis. Wheel assembly.
Characterized in that the wheel subassembly (50) comprises the second shaft (70) and the shaft connecting member (20) comprises a cylindrical second receiving member (23) for receiving the second shaft. Wheel assembly for RGV mounting.
A sub-assembly body 60 coupled to the second shaft 70; And
And a vertical wheel (90) rotatably coupled to the subassembly body (60) and capable of physically contacting the upper portion of the rail.
The sub-assembly body (60)
An upper connecting plate (61) coupled with the second shaft (70);
A pair of side plates (62) extending vertically downward from both side surfaces of the upper connection plate (61); And
And a wheel shaft (69) passing through at least one of the pair of side plates (62)
Characterized in that the vertical wheel (90) is interposed between the pair of side plates (62) and is rotatably engaged by the wheel axle (69).
The wheel subassembly (50) further comprises at least a pair of horizontal wheels (80) rotatably coupled to the subassembly body (60) and physically contactable to both sides of the rail. Wheel assembly for RGV mounting.
Two first wheel assemblies 300 each having a wheel physically contacting with the first rail of the dual rail and spaced apart from each other at a first side of the right and left sides of the vehicle body 150 of the vehicle; And
Two second wheel assemblies 400 having wheels that are in physical contact with the second rails of the double rail and are respectively spaced apart from each other at a second side of the left and right sides of the vehicle body 150 of the vehicle, Including,
Wherein the first wheel assembly (300) is an RGV mounting wheel assembly according to any one of claims 1 to 6.
Receiving grooves (151, 153) formed in the surface of the vehicle body (150) of the vehicle for receiving the first housing member (10) of the first wheel assembly (300); And
Wherein the second housing member (23) of the first wheel assembly (300) includes guide openings (161, 163) formed so as to vertically penetrate the vehicle body (150)
Wherein the guide openings (161, 163) are formed so that the second housing member (23) can move along an arc of a predetermined length having a radius between the first axis and the second axis. The car.
The distance between the wheel of the first wheel assembly 300 and the wheel of the second assembly 400 varies as the second housing member 23 moves within the guide openings 161 and 163 Rail-guided vehicle.
Further comprising a drive device for transmitting a driving force to at least one wheel of the two wheel assemblies and the two wheel assemblies.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020150096803A KR20170006347A (en) | 2015-07-07 | 2015-07-07 | Two-axle wheel assembly and rail guided vehicle having the same |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020150096803A KR20170006347A (en) | 2015-07-07 | 2015-07-07 | Two-axle wheel assembly and rail guided vehicle having the same |
Publications (1)
Publication Number | Publication Date |
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KR20170006347A true KR20170006347A (en) | 2017-01-18 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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KR1020150096803A KR20170006347A (en) | 2015-07-07 | 2015-07-07 | Two-axle wheel assembly and rail guided vehicle having the same |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108572641A (en) * | 2017-04-27 | 2018-09-25 | 中国国际海运集装箱(集团)股份有限公司 | Method and device for controlling annular rail guidance vehicle operation |
CN112224772A (en) * | 2020-09-01 | 2021-01-15 | 苏州朗坤自动化设备股份有限公司 | Battery cell electrode welding assembly line carrying mechanism |
KR20220045777A (en) * | 2020-10-06 | 2022-04-13 | 세메스 주식회사 | Transport system in fabrication facility |
-
2015
- 2015-07-07 KR KR1020150096803A patent/KR20170006347A/en not_active Application Discontinuation
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108572641A (en) * | 2017-04-27 | 2018-09-25 | 中国国际海运集装箱(集团)股份有限公司 | Method and device for controlling annular rail guidance vehicle operation |
CN112224772A (en) * | 2020-09-01 | 2021-01-15 | 苏州朗坤自动化设备股份有限公司 | Battery cell electrode welding assembly line carrying mechanism |
KR20220045777A (en) * | 2020-10-06 | 2022-04-13 | 세메스 주식회사 | Transport system in fabrication facility |
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