CN106660392B - Performance trolley castor - Google Patents
Performance trolley castor Download PDFInfo
- Publication number
- CN106660392B CN106660392B CN201680002270.3A CN201680002270A CN106660392B CN 106660392 B CN106660392 B CN 106660392B CN 201680002270 A CN201680002270 A CN 201680002270A CN 106660392 B CN106660392 B CN 106660392B
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- CN
- China
- Prior art keywords
- upper plate
- lower plate
- trolley
- spring
- plate
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
- B60B33/00—Castors in general; Anti-clogging castors
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D15/00—Steering not otherwise provided for
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Handcart (AREA)
Abstract
Performance trolley castor according to an embodiment of the invention includes upper plate and lower plate.The upper plate is fixed on the bottom surface of trolley；Have more than one wheel in the lower part of the lower plate, and the upper plate can be incorporated into the relative rotation.Have bearing fixing axle in the upper surface of described lower plate, have the shell around the bearing fixing axle below the upper plate, so that the upper plate and the lower plate are by between the bearing fixing axle in conjunction with bearing between the shell.According to the present invention, by having spring ball part, the recuperability of the horizontal direction reduced because upper plate is in conjunction with the bearing of lower plate can be supplemented.It is thus possible to which providing one kind can be moved freely with omnidirection, and the performance trolley castor of article etc. can be also loaded to be adjacent to the movement in stable conditionly on ground always in place of the bumps on ground.
Description
Technical field
The present invention relates to a kind of performance trolley castors more particularly to one kind to be moved freely with omnidirection, and on ground
Concave-convex place also can be with the performance trolley castor of in stable conditionly mobile loading article for being adjacent to ground always etc..
Background technique
Trolley (Wagon) is a kind of utensil manufactured for the purpose of transporting goods, and can be become at the scene in each field
Full-automatic or partial automation transportation means, with mobile device, manufactured goods, product etc..For example, when be used to perform, activity etc.
When, trolley can be used to carry the various equipment that performance needs and cargo or even in stage space fitup stage property or people, also
Or trolley itself is used as fitup.
Fig. 1 shows an example of this trolley 100.
Trolley 100 has four wheels 148,150,152,154 and driving implement (driving wheel) 144,146.Wheel 148,150,
152,154 rotary body that can be castor (caster) or other any suitable types.
Castor disperses the weight of driving wheel in the form of the wheel (wheel) as being set to trolley bottom surface, and can be entirely square
To movement, to keep the movement of trolley smooth.
In general, castor by be set to trolley bottom surface link plate, rotary movable be incorporated into link plate car body and
The wheel for being set to car body is constituted.
On the other hand, the castor mechanism that Fig. 6 shows typical existing trolley (is equivalent to South Korea and logs in special permission 10-
No. 0875537 Fig. 6), which use spring mechanisms.But the mechanism structure is complicated, and needs according to loading article
Weight change adjusts spring constant.However, finding out appropriate spring constant not a duck soup, and asking for spring vibration persistently occurs
Topic.
Summary of the invention
Technical problem
Present invention seek to address that the above problem, the purpose of the present invention is to provide one kind to be moved freely with omnidirection, and
The performance trolley castor of article etc. can be also loaded to be adjacent to the movement in stable conditionly on ground always in place of the bumps on ground.
Technical solution
Performance trolley castor according to an embodiment of the invention includes upper plate and lower plate.The upper plate is fixed on trolley
Bottom surface；Has more than one wheel in the lower part of the lower plate, the lower plate can be incorporated into the upper plate with the relative rotation.?
The upper surface of described lower plate has bearing fixing axle, has the shell around the bearing fixing axle below the upper plate, with
Make the upper plate and the lower plate by between the bearing fixing axle in conjunction with bearing between the shell.
In addition, the performance trolley castor further includes more than one spring ball part, the spring ball part is to link
The lower plate is supplemented to the recuperability of the horizontal direction of the upper plate in the state of the upper plate.
In addition, the spring ball part includes shock-absorbing spring and ball wheel.The shock-absorbing spring has spring and damper,
The damper is located at the spring inner, for absorbing the vibration of the spring；The ball wheel has in the shock-absorbing spring
Lower end so that the lower plate maintains the upper plate to be capable of the state of relative rotation.
In addition, the ball wheel can be rolled in the lower plate with the state for contacting the lower plate.
In addition, the lower, outer perimeter along the lower plate has three wheels, and the interval tool to be identical with this with predetermined distance
Standby three spring ball parts.
In addition, the bearing is self-aligning ball-bearing.
The effect of invention
Performance according to the present invention uses self-aligning ball-bearing with trolley castor, so as to maintain upper plate and lower plate
Opposite recuperability.
In addition, the level side reduced because upper plate is in conjunction with the bearing of lower plate can be supplemented by having spring ball part
To recuperability.It is thus possible to which providing one kind can be moved freely with omnidirection, and also can be to paste always in place of the bumps on ground
The tightly in stable conditionly mobile performance trolley castor for loading article etc. in face.
In addition, in performance trolley, can ensure wheel often using the ball wheel having in the lower end of spring ball part
360 degree rotation.
Detailed description of the invention
Fig. 1 is an exemplary schematic diagram of trolley.
Fig. 2 is the structural schematic diagram of performance trolley castor according to an embodiment of the invention.
Fig. 3 is the cross-sectional view of the internal structure of performance trolley castor shown in Fig. 2.
Fig. 4 is the enlarged drawing of the spring ball part of performance trolley castor shown in Fig. 2.
Fig. 5 is the schematic diagram of use and its effect of performance trolley castor shown in Fig. 2.
Fig. 6 is the schematic diagram of the spring mechanism of existing trolley castor.
Specific embodiment
Illustrate performance trolley castor according to an embodiment of the invention below.
Castor described below can be used for include any type of trolley automatic guided vehicle (Automated Guided
Vehicle；AGV) etc..In general, trolley or AGV are a kind of around being set to path of navigation one week of factory, warehouse, home-delivery center etc.
And it is mobile can be with horseless vehicle.In particular, trolley can be used to carry what performance needed when for performing or being movable
Various equipment and cargo or even in stage space fitup stage property or people, also or trolley itself is used as mobile dance
Platform.Castor described below is not limited to certain types of trolley, but can be used for together with the trolley in above-mentioned example any
Other kinds of trolley.
Fig. 2 is the primary structure schematic diagram of performance trolley castor according to an embodiment of the invention, and Fig. 3 is shown in Fig. 2
Internal structure cross-sectional view.
Referring to Fig. 2 and Fig. 3, the performance of an embodiment according to the present invention includes upper plate 220, lower plate with trolley castor 200
240 and spring ball part 260,262,264.
Upper plate 220 is fixed on the lower part of trolley, by being formed in its pericentral multiple 221 joint bolt of bolt hole
Deng the upper plate 220 can be fixed on trolley.
In an embodiment of the present invention, upper plate 220 and lower plate 240 by bearing in conjunction with.
Specifically, the approximate centre of lower plate 240 has bearing fixing axle 241；Upper plate 220 has shell 223, around screening
Lid bearing fixing axle 241.Ball bearing 243 can be installed between bearing fixing axle 241 and shell 223.That is, upper plate 220 with
Lower plate 240 is combined by bearing 243, so that lower plate 240 can be rotated freely relative to upper plate 220.Although making in the present embodiment
With ball bearing 243, but be not limited to this, as set forth above, it is possible to be applicable in upper plate with lower plate the phase centered on bearing fixing axle
All bearing modes that can mutually combine with the relative rotation.
As described above, being rotatably engaged the lower plate 240 in upper plate 220, more than one wheel, example are installed in its underpart
It, at the same time can be to disperse the negative loading of driving wheel 144,146 in trolley such as three wheels 245,247,249
Omnidirection moves freely.
In an embodiment of the present invention, along the lower, outer perimeter of lower plate 240 with predetermined distance have three wheels 245,247,
249.These three wheels 245,247,249 be rolling friction minimum and develop, not only can steadily carry big loading
Tote can also make castor maintain the state for being adjacent to ground in parallel always.
On the other hand, spring ball part 260,262,264 is to be linked to the state supplement lower plate 240 of upper plate 220 to upper plate
The recuperability of 220 horizontal direction.Spring ball part 260,262,264 is formed in upper plate by a part insertion of the upper end
Connecting structure 261 can be used to be fixed for 220 connecting hole.
As described above, in an embodiment of the present invention, upper plate 220 and lower plate 240 by bearing in conjunction with, thus lower plate 240
It can be rotated freely relative to upper plate 220.The loading of tote when being driven according to trolley and the state of ground etc., lower plate 240 can phases
Defined angle is tilted for bearing fixing axle 241, such as about 4 degree or so can be tilted to.But if for a long time repeatedly this
Kind state, the fixing axle that can run out bearing 241 shorten its service life, decline the recuperability of the horizontal direction of castor, thus can not be steady
Surely loading article is carried.
However, spring ball part 260,262,264 of the invention has between upper plate 220 and lower plate 240, so as to
Supplement because bearing in conjunction with due to the recuperability of horizontal direction that reduces.That is, spring ball part 260,262,264 be configured as relative to
Lower plate 240 flexibly supports upper plate 220, while can roll in lower plate 240, thus not limiting the movement of lower plate 240
Under the premise of, the recuperability to inclination angle can be supplemented.In this regard, will be described in detail below.
Fig. 4 is the enlarged drawing of the spring ball part 260 of the performance trolley castor of an embodiment according to the present invention.
Referring to Fig. 4, spring ball part 260 includes shock-absorbing spring 263 and ball wheel 265.
Damper inserted with absorbable vibration on the inside of the spring of shock-absorbing spring 263, so as to inhibit spring vibration
Repeatedly occur.
Ball wheel 265 has in the lower end of shock-absorbing spring 263, so that lower plate 240 maintains rotatable state.That is, ball wheel 265 exists
The function of similar another Caster (caster) is exercised in spring ball part 260, so as in lower plate 240 to be adjacent to always
The state of lower plate 240 rolls.Since shock-absorbing spring 263 is linked to upper plate 220, with the movement of the lower plate 240 of rotation, ball wheel
265 roll in lower plate 240 along certain circuit orbit.
In an embodiment of the present invention, along the lower, outer perimeter of lower plate 240 with predetermined distance have three wheels 245,247,
249, correspondingly, can have three spring ball parts 260,262,264 with the interval being identical with this.By having three springs
Ball part 260,262,264, not only can be balanced with three 245,247,249 formation of wheel, but also can steadily carry and bear a heavy burden greatly
Tote.
Hereinafter, the use and its effect of explanation performance trolley castor 200 according to an embodiment of the present invention.
As reference, for illustrating the use and its effect of performance trolley castor 200 according to an embodiment of the present invention
Each structure close for purposes of illustration only, by appended drawing reference used in the explanation for continuing to use above-mentioned performance trolley castor 200
In its repeat description, details are not described herein again.
Performance trolley castor 200 according to an embodiment of the present invention, in the form of including triple wheels 245,247,249,
Suitable for carried in occasions such as performance, activities big loading tote or trolley as manned fitup, will roll
While friction minimizes, tote can be steadily carried.
Referring to Fig.1, performance trolley castor 200 according to an embodiment of the present invention is suitable for trolley construction, incalculability limitation
Ground is fixed on the bottom surface of trolley 100 according to preset arrangement.
Referring to Fig. 3, upper plate 220 is fixed on the bottom surface of trolley and is combined by bearing 243 with upper plate 220 when trolley drives
Lower plate 240 can be rotated freely relative to upper plate 220 or so.This is because of three installed along the periphery of lower plate 240 with predetermined distance
Wheel 245,247,249 is freely rolled according to the loading of tote and the state of ground.
At this point, since the characteristic of bearing makes so, upper plate 220 can be tilted relative to bearing fixing axle 241 and be provided referring to Fig. 5
Angle, such as slope to about 4 degree or so, according to inclined direction, three spring ball parts 260,262,264 elasticity respectively
Ground compression or relaxation, seek the equilibrium of horizontal direction.Spring ball part 260 is made of shock-absorbing spring 263 and ball wheel 265, thus
Upper plate 220 is flexibly supported relative to lower plate 240, and effectively absorbs the vibration for the duration that may occur, at the same time, by
In being configured as to roll in lower plate 240, thus under the premise of not limiting the movement of lower plate 240 supplement to inclination angle
Recuperability.Finally, trolley can load article etc. to be adjacent to the in stable conditionly mobile of ground always.
As described above, performance trolley castor 200 according to an embodiment of the present invention have spring ball part 260,262,
264, so as to supplement the recuperability of the horizontal direction reduced because upper plate 220 is in conjunction with the bearing of lower plate 240.Thus can
Can be moved freely with providing one kind with omnidirection, and in place of the bumps on ground also can be adjacent to always ground in stable conditionly
The mobile performance trolley castor for loading article etc..
As described above, performance according to an embodiment of the invention uses self-aligning ball-bearing with trolley castor, that is, make
There are two column tracks with lubrication groove, the track of foreign steamer forms spherical surface, and the center of curvature of spherical surface is consistent with bearing centre, thus makes interior
Wheel, ball and retainer have self-aligning ball-bearing (the self aligning of harmonious aligning performance relative to foreign steamer
ball bearing).In addition, using spring ball part, (jamming) problem and inclination angle are blocked to utensil to have
Recuperability.
In addition, the lower end of spring ball part is sticked ball wheel to contact lower plate always, and then ensures 360 degree of free rotations of wheel
Turn.In particular, when this trolley is used as performing device, compared with the trolley used in other industry spots, it is ensured that 360 degree of wheel
It rotates freely particularly important.Reason is, since the characteristic of performance makes so, frequently to require 360 degree or more of rotation.
More than, the embodiment of the present invention is illustrated, but the scope of the claims of the invention is without being limited thereto, but
Change is easy from the embodiment of the present invention including the general technical staff as belonging to the present invention and is construed to equivalent range
Interior all change and modification.
A possibility that industrial application
The present invention can be used for performing with trolley, performance trolley castor, automatic guided vehicle etc..
Claims (3)
1. a kind of performance trolley castor, comprising:
Upper plate is fixed on the bottom surface of trolley；
Lower plate has three wheels along the circumferential direction equally spaced configured in lower part, and passes through automatic aligning ball axis
Hold and be incorporated into the upper plate, can relative to the self-aligning ball-bearing central axis in preset angle introversion
Tiltedly, and relative to the upper plate to circumferencial direction it rotates；And
Multiple spring ball parts are formed to rotate in the lower plate, and be incorporated into the upper plate and along the circumferential direction
It equally spaced configures, and flexibly supports the upper plate relative to the lower plate, flexibly to be compressed in lower plate inclination
Or relax and generate the lower plate to the recuperability of the tilt angle of the upper plate, so that three wheels is adjacent to ground always
The upper plate is maintained horizontality simultaneously.
2. performance trolley castor according to claim 1, which is characterized in that
The spring ball part includes:
Shock-absorbing spring, the shock-absorbing spring have spring and damper, and the damper is located at the spring inner, for inhaling
Receive the vibration of the spring；And
Ball wheel, the ball wheel have in the lower end of the shock-absorbing spring, so that the lower plate being capable of phase for upper plate maintenance
To the state of rotation.
3. performance trolley castor according to claim 2, which is characterized in that
The ball wheel can be rolled in the lower plate with the state for contacting the lower plate.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020150009156A KR101714748B1 (en) | 2015-01-20 | 2015-01-20 | Caster of wagon for performances |
| KR10-2015-0009156 | 2015-01-20 | ||
| PCT/KR2016/000572 WO2016117917A1 (en) | 2015-01-20 | 2016-01-20 | Performance wagon castor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106660392A CN106660392A (en) | 2017-05-10 |
| CN106660392B true CN106660392B (en) | 2019-04-19 |
Family
ID=56417380
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201680002270.3A Active CN106660392B (en) | 2015-01-20 | 2016-01-20 | Performance trolley castor |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JP6342062B2 (en) |
| KR (1) | KR101714748B1 (en) |
| CN (1) | CN106660392B (en) |
| WO (1) | WO2016117917A1 (en) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20190019502A (en) | 2017-08-18 | 2019-02-27 | 안중명 | Wheel to improve anti-noise and vibration |
| KR101886353B1 (en) | 2018-04-24 | 2018-08-09 | (주)좋은무대 | Caster for moving stage |
| KR101985540B1 (en) | 2019-01-09 | 2019-06-03 | 장용익 | Up/down building structure |
| KR102279431B1 (en) | 2019-11-13 | 2021-07-20 | 한국생산기술연구원 | Movable platform |
| KR102297141B1 (en) | 2021-06-16 | 2021-09-02 | 주식회사 라오닉스 | Automated Guided Vehicles |
| KR102346746B1 (en) | 2021-07-12 | 2022-01-03 | 주식회사 라오닉스 | Automated guided vehicles having Height adjustable jig |
| KR102382652B1 (en) | 2021-11-30 | 2022-04-08 | 주식회사 라오닉스 | Jig unit |
Family Cites Families (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6253978U (en) * | 1985-09-25 | 1987-04-03 | ||
| JPH047976U (en) * | 1990-05-11 | 1992-01-24 | ||
| JPH0466164U (en) * | 1990-10-12 | 1992-06-10 | ||
| JP3066774B2 (en) * | 1991-08-26 | 2000-07-17 | カヤバ工業株式会社 | Damper device |
| JP2579493Y2 (en) * | 1991-09-27 | 1998-08-27 | エスエムシー株式会社 | Turntable cylinder |
| JP2742639B2 (en) * | 1992-01-17 | 1998-04-22 | 株式会社新興製作所 | Turntable for OA equipment |
| JPH08105234A (en) * | 1994-10-07 | 1996-04-23 | Daifuku Co Ltd | Turning device of sky parking facility |
| JP3095993B2 (en) * | 1996-02-28 | 2000-10-10 | 信親 村田 | Buffer casters |
| JPH09278236A (en) * | 1996-04-11 | 1997-10-28 | Mitsubishi Heavy Ind Ltd | Rolled paper carrying truck |
| JP2000198446A (en) * | 1999-01-05 | 2000-07-18 | Dainippon Printing Co Ltd | Transport truck |
| KR100316401B1 (en) * | 1999-09-01 | 2001-12-12 | 광 섭 정 | A caster |
| JP5127219B2 (en) * | 2006-12-25 | 2013-01-23 | Ｔｃｍ株式会社 | Wheel device for transport vehicle |
| JP4953858B2 (en) * | 2007-02-28 | 2012-06-13 | 倉敷化工株式会社 | caster |
| KR100875537B1 (en) | 2007-05-29 | 2008-12-24 | 주식회사 우경피엔제이 | Unmanned loan |
| KR20140057918A (en) * | 2012-11-05 | 2014-05-14 | 한채진 | Fixing and rotating cart caster |
-
2015
- 2015-01-20 KR KR1020150009156A patent/KR101714748B1/en active IP Right Grant
-
2016
- 2016-01-20 CN CN201680002270.3A patent/CN106660392B/en active Active
- 2016-01-20 JP JP2017505228A patent/JP6342062B2/en active Active
- 2016-01-20 WO PCT/KR2016/000572 patent/WO2016117917A1/en active Application Filing
Also Published As
| Publication number | Publication date |
|---|---|
| KR101714748B1 (en) | 2017-03-09 |
| WO2016117917A1 (en) | 2016-07-28 |
| KR20160089664A (en) | 2016-07-28 |
| JP2017523083A (en) | 2017-08-17 |
| JP6342062B2 (en) | 2018-06-13 |
| CN106660392A (en) | 2017-05-10 |
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