CN107685984A - Suspension and the freight trolley for including it - Google Patents
Suspension and the freight trolley for including it Download PDFInfo
- Publication number
- CN107685984A CN107685984A CN201610629246.4A CN201610629246A CN107685984A CN 107685984 A CN107685984 A CN 107685984A CN 201610629246 A CN201610629246 A CN 201610629246A CN 107685984 A CN107685984 A CN 107685984A
- Authority
- CN
- China
- Prior art keywords
- suspension
- driven
- optical axis
- driven wheel
- driven pulley
- Prior art date
- 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.)
- Pending
Links
Classifications
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Handcart (AREA)
Abstract
The present invention relates to a kind of suspension for conveying arrangement, the suspension includes：Suspension holdfast；Driving wheel, it is arranged on the suspension holdfast and driven so that conveying arrangement travels；First driven wheel assembly, it is arranged on the suspension holdfast and including forming the nonelastic driven pulley of the hard strong point；Second driven wheel assembly, it is arranged on the suspension holdfast and including elastic driven pulley.
Description
Technical field
The present invention relates to technical field of transportation, more particularly to a kind of suspension of conveying arrangement and include its shipping
Dolly.
Background technology
The difference of weight and volume etc. based on loaded goods, requirement for conveying arrangement also difference.
In order that loaded goods can be transported stably, the suspension of the front and back wheel of used conveying arrangement in the prior art
The mode of generally use floating elastic suspension, such as MacPherson type, double fork arm type equals, torsion beam, multi link suspension type etc..Example
Such as, link-type suspension of the prior art is shown in Figure 1A, Figure 1B shows that full trailing arm type of the prior art hangs
Extension system.The suspension of these floating elastics can be such that the four wheels of automobile are bonded well with ground, therefore polytype
It is widely used in conveying arrangement.
However, this floating elastic suspension in conveying arrangement (such as the warehouse dolly) transported for warehouse but
In the presence of many shortcomings.The most it is evident that in the case where loaded goods center of gravity is higher, when conveying arrangement carries out acceleration and deceleration behaviour
When making, conveying arrangement, which can produce, larger to lean forward or swinging back.Especially when conveying arrangement bears higher shelf, it can also produce
Rocking by a relatively large margin.Conevying efficiency so can be not only reduced, or even collapsing for goods can be caused, can also be endangered under serious situation
And the life security to staff.In view of relevant issues present in prior art, it is desirable to provide a kind of more stable, same
When adapt to warehouse floor the suspension of appropriate unevenness solve.
The content of the invention
One or more of in view of the above-mentioned problems existing in the prior art, the present invention proposes a kind of for conveying arrangement
Suspension, the suspension include：Suspension holdfast；Driving wheel, its be arranged on the suspension holdfast and by driving so as to
Travel conveying arrangement；First driven wheel assembly, its be arranged on the suspension holdfast and including formed the hard strong point without bullet
Property driven pulley；Second driven wheel assembly, it is arranged on the suspension holdfast and including elastic driven pulley.
Suspension as described above, the driving wheel driven device driving.
Suspension as described above, decelerator is provided between the driving wheel and the drive device.
Suspension as described above, the drive device are motor.
Suspension as described above, first driven wheel assembly also include the first driven pulley installing plate, the no bullet
Property driven pulley is mounted thereto.
Suspension as described above, first driven wheel assembly also include optical axis, and the optical axis passes through fastener quilt
It is attached on the first driven pulley installing plate.
Suspension as described above, the fastener are to be arranged on the optical axis clamping seats at the optical axis both ends.
Suspension as described above, the optical axis is provided with rolling bearing units, the rolling bearing units pass through axle of usheing to seat
Installing plate is held to be attached on the first driven pulley installing plate.
Suspension as described above, second driven wheel assembly also include the second driven pulley installing plate, the elasticity
Driven pulley is mounted thereto.
Suspension as described above, second driven wheel assembly also include optical axis, and the optical axis passes through fastener quilt
It is attached on the second driven pulley installing plate.
Suspension as described above, the fastener are to be arranged on the optical axis clamping seats at the optical axis both ends.
Suspension as described above, the optical axis is provided with rolling bearing units, the rolling bearing units pass through axle of usheing to seat
Installing plate is held to be attached on the first driven pulley installing plate.
Suspension as described above, the nonelastic driven pulley are centre of gravity universal wheel.
Suspension as described above, the elastic driven pulley are elastic universal wheel.
Suspension as described above, the suspension holdfast are lower car bottom plate.
Suspension as described above, the elastic driven pulley also include stopping means.
Suspension as described above, first driven wheel assembly are front driven wheel component, and second driven pulley
Component is back front driven wheel component.
Suspension as described above, first driven wheel assembly are back front driven wheel component, and second driven pulley
Component is front driven wheel component.
According to the another aspect of the application, present invention also offers a kind of freight trolley, the freight trolley includes as above institute
The suspension stated.
Brief description of the drawings
Below, the preferred embodiment of the present invention will be described in more detail with reference to accompanying drawing, wherein：
Figure 1A show in the prior art two drive used in front/rear wheel suspension；
Figure 1B shows front/rear wheel suspension used in 4-wheel driven car in the prior art；
Fig. 2 shows the structural representation of suspension according to an embodiment of the invention；
Fig. 3 shows the structural representation of the first driven wheel assembly in suspension according to an embodiment of the invention
Figure；
Fig. 3 A show cross-sectional view of the optical axis by rolling bearing units therein；
Fig. 3 B-3C show vertical section sectional view of the optical axis by rolling bearing units therein；
Fig. 3 D show that be fixedly mounted on the first driven pulley installing plate, optical axis looks up perspective by rolling bearing units therein
Figure；
Fig. 4 shows the structural representation of the second driven wheel assembly in suspension according to an embodiment of the invention；
Fig. 4 A show stopping means and flexible member according to an embodiment of the invention；
Fig. 4 B-4C show stopping means according to another embodiment of the present invention, and it is positioned over two bullets of the second driven pulley
On spring.
Embodiment
To make the purpose, technical scheme and advantage of the embodiment of the present invention clearer, below in conjunction with the embodiment of the present invention
In accompanying drawing, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is
Part of the embodiment of the present invention, rather than whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art
The every other embodiment obtained under the premise of creative work is not paid, belongs to the scope of protection of the invention.
Fig. 2 shows structural representation Figure 200 of suspension according to an embodiment of the invention.It is as shown in Fig. 2 outstanding
Extension system 200 includes suspension holdfast (base) 204 and the first driven wheel assembly 201, second being arranged on suspension holdfast 204
Driven wheel assembly 202 and driving wheel 203.In one embodiment, suspension holdfast 204 is lower car bottom plate.In other embodiments,
Suspension holdfast 204 can also be other can be used for the first driven wheel assembly of support, the second driven wheel assembly and driving wheel its
His structure.In one embodiment, driving wheel 203 is arranged on bottom plate 204 by driving wheel mounting seat 205 as shown in Figure 2.
In other examples, driving wheel 203 can also be arranged on bottom plate 204 by other installation elements as known in the art
On.According to one embodiment of present invention, driving wheel 203 is driven by motor 206 as shown in Figure 2.In other embodiments,
It can be driven by other drive devices as known in the art.As shown in Figure 2, it is additionally provided with for making driving wheel 203
The decelerator 207 of deceleration.
According to one embodiment of present invention, the first driven wheel assembly 201 is front driven wheel component, the second driven wheel assembly
202 be back front driven wheel component.During the suspension works, the driven device of driving wheel 203 drives and causes conveying arrangement
Advance.Three hard supports can be formed as the first driven wheel assembly 201 of front driven wheel component and two drive wheel assemblies 203
Point, i.e. can be close to ground so as to form a plane.Meanwhile as the second driven wheel assembly 202 of back front driven wheel component
Rugged road surface can be then automatically adapted to by the effect of flexible member.Importantly, due to the second driven pulley
The setting of stopping means in component 202, when conveying arrangement accelerates or slows down, the shelf that carry on conveying arrangement will not
Produce excessive layback or the amplitude that leans forward.In other embodiments, the first driven wheel assembly 201 can also be back front driven wheel group
Part, and the second driven wheel assembly 202 is front driven wheel component.
The first driven wheel assembly and second of above-mentioned technique effect can be produced by being described in detail below with reference to Fig. 3 and Fig. 4
The structure chart of driven wheel assembly.
Fig. 3 shows the first driven wheel assembly 201 in Fig. 2 according to an embodiment of the invention suspension
Structural representation.As shown in figure 3, the first driven wheel assembly 201 include the first driven pulley installing plate 2011 and installed in this
The first driven pulley 2012 and optical axis 2013 on one driven pulley installing plate 2011.The first driven pulley 2012 according to the present invention is nothing
The universal wheel of flexible member.According to a preferred embodiment, the first driven pulley 2012 is centre of gravity universal wheel, so that first
Driven wheel assembly 201 more can be close to ground.According to one embodiment of present invention, optical axis 2013 passes through institute in such as Fig. 3
Show and be arranged on the optical axis clamping seats 2014 at its both ends to be arranged on the first driven pulley installing plate 2011.Implemented according to others
Example, can also be attached to the first driven pulley installing plate 2011 by other fasteners by optical axis 2013.As shown in Figure 3,
Rolling bearing units 2015 set around optical axis 2013 and are attached to the first driven pulley installing plate 2011 by rolling bearing units installing plate 2016.
Fig. 3 A show cross-sectional view of the optical axis 2013 by rolling bearing units 2015 therein, and Fig. 3 B-3C are shown
For optical axis 2013 by the vertical section sectional view of rolling bearing units 2015 therein, Fig. 3 D, which are shown, is fixedly mounted on the first driven pulley peace
The face upwarding view that in loading board 2011, optical axis 2013 passes through rolling bearing units 2015 therein.As illustrated, optical axis 2013 passes through
The hole D of rolling bearing units 2015, rolling bearing units 2015 can be by making screw be fixed to the first driven pulley through the hole d of both sides
Installing plate 2011, so as to form fixed support.Because rolling bearing units 2015 can rotate around optical axis 2013, when the first driven wheels
During the Uneven road of two the first driven pulleys 2012 traveling in part 201, this rotation is able to ensure that two the first driven pulleys
2012 are bonded with ground.In an embodiment as illustrated in figure 3, optical axis 2013 passes through two rolling bearing units 2015.In other realities
Apply in example, optical axis can pass through more or less rolling bearing units.
During suspension according to an embodiment of the invention works, in the first driven wheel assembly 201 as described above
The first driven pulley 2012 rotated around optical axis 2013.Because the first driven pulley 2012 be inelastic component universal wheel, first from
Drive wheel assemblies are consequently formed a hard strong point.Based on this, as above according to Fig. 2, the first driven wheel assembly is with being similarly formed
The nonelastic driving wheel 203 supported firmly is collectively forming three hard strong points, so as to be close to ground and form a plane.
Fig. 4 shows the second driven wheel assembly 202 in Fig. 2 according to an embodiment of the invention suspension
Structural representation.As shown in figure 4, the second driven wheel assembly 202 include the second driven pulley installing plate 2021 and installed in this
The second driven pulley 2022 and optical axis 2023 on two driven pulley installing plates 2021.With the first driven wheel assembly 201 similarly, root
According to one embodiment of the present of invention, optical axis 2023 is pacified by being arranged on the optical axis clamping seats 2024 at its both ends as shown in Figure 4
On the second driven pulley installing plate 2021., can also be by other fasteners by optical axis according to other embodiments
2023 are attached to back front driven wheel installing plate 2021.As shown in Figure 4, rolling bearing units 2025 set around optical axis 2023 and by usheing to seat
Bearing installing plate 2026 is attached to the second driven pulley installing plate 2021.The operation principle of optical axis and rolling bearing units combined figure
3A-3D is described, and is not repeated.Although importantly, being similarly universal wheel according to the second driven pulley 2022 of the present invention, this ten thousand
Flexible member, for example, damping universal wheels are housed to wheel.
In a preferred embodiment, stopping means is additionally provided with the second driven pulley 2022, so that flexible member has
Limited deformation.Fig. 4 A show stopping means and flexible member according to an embodiment of the invention.As illustrated,
Second driven pulley 2022 is damping universal wheels, and the flexible member carried thereon is spring 2027, is similarly installed at damping universal wheels
On also have stop collar 2028.Generally, stop collar 2028 is and on damping universal wheels by post-production technique.When
During damping universal wheels stand under load, spring is compressed up to stop collar.When spring touches stop collar 2028, the further pressure of spring
Contracting is restricted, and thus damping universal wheels will not continue to push.According to various embodiments of the present invention, stopping means and elasticity
Element can also have different forms.For example, Fig. 4 B-4C show that stopping means is positioned over two of the second driven pulley 2022
On spring.
Specifically, during suspension according to an embodiment of the invention works, conveying arrangement is uneven by height
Road surface (such as the ground in warehouse) when, road surface can be automatically adapted in the presence of the elastic element of the second driven pulley 2022
A certain degree of unevenness.In the case where the second driven pulley is back front driven wheel, if conveying arrangement accelerates, loaded thereon
Shelf are swung back due to inertia, but due to being provided with stopping means in the second driven pulley 2022, when flexible member is compressed to one
Determine degree and by it is spacing when, flexible member can not then continue to compress, so that the shelf loaded on conveying arrangement exist
It is hindered without significantly swinging back during layback.Similarly, if conveying arrangement is slowed down by decelerator 207, its
On the shelf that are loaded leaned forward due to inertia, but due to being provided with stopping means in the second driven pulley 2022, work as flexible member
Be stretched to a certain degree and by it is spacing when, flexible member can not then continue to stretch, so that being filled on conveying arrangement
The shelf of load are hindered without significantly leaning forward during leaning forward.
According to the present invention suspension can make conveying arrangement adapt to road surface (such as warehouse floor) it is a certain degree of on
Lower fluctuating, while can ensure that conveying arrangement will not make shelf produce excessive rock when bearing shelf traveling, i.e. ensure it
Stability.In the case where bearing multiple shelf, the suspension can also efficiently solve due to shelf rock and caused by
The problem of mutually colliding and interfere between shelf.
Above-described embodiment is used for illustrative purposes only, and is not limitation of the present invention, about the general of technical field
Logical technical staff, without departing from the present invention, it can also make a variety of changes and modification, it is therefore, all equivalent
Technical scheme should also belong to category disclosed by the invention.
Claims (19)
1. a kind of suspension for conveying arrangement, it is characterised in that the suspension includes：
Suspension holdfast；
Driving wheel, it is arranged on the suspension holdfast and driven so that conveying arrangement travels；
First driven wheel assembly, it is arranged on the suspension holdfast and including forming the nonelastic driven pulley of the hard strong point；
Second driven wheel assembly, it is arranged on the suspension holdfast and including elastic driven pulley.
2. suspension according to claim 1, it is characterised in that the driving wheel driven device driving.
3. suspension according to claim 2, it is characterised in that set between the driving wheel and the drive device
There is decelerator.
4. suspension according to claim 2, it is characterised in that the drive device is motor.
5. suspension according to claim 1, it is characterised in that it is driven that first driven wheel assembly also includes first
Installing plate is taken turns, the nonelastic driven pulley is mounted thereto.
6. suspension according to claim 5, it is characterised in that first driven wheel assembly also includes optical axis, described
Optical axis is mounted on the first driven pulley installing plate by fastener.
7. suspension according to claim 6, it is characterised in that the fastener is to be arranged on the optical axis both ends
The optical axis clamping seats at place.
8. suspension according to claim 7, it is characterised in that the optical axis is provided with rolling bearing units, it is described
Rolling bearing units are attached on the first driven pulley installing plate by rolling bearing units installing plate.
9. suspension according to claim 1, it is characterised in that it is driven that second driven wheel assembly also includes second
Installing plate is taken turns, the elastic driven pulley is mounted thereto.
10. suspension according to claim 9, it is characterised in that second driven wheel assembly also includes optical axis, described
Optical axis is mounted on the second driven pulley installing plate by fastener.
11. suspension according to claim 10, it is characterised in that the fastener is to be arranged on the optical axis two
Optical axis clamping seats at end.
12. suspension according to claim 11, it is characterised in that the optical axis is provided with rolling bearing units, institute
Rolling bearing units are stated to be attached on the first driven pulley installing plate by rolling bearing units installing plate.
13. according to the suspension any one of claim 1-12, it is characterised in that the nonelastic driven pulley is low
Center of gravity universal wheel.
14. suspension according to claim 13, it is characterised in that the elastic driven pulley is elastic universal wheel.
15. suspension according to claim 14, it is characterised in that the suspension holdfast is lower car bottom plate.
16. suspension according to claim 14, it is characterised in that the elastic driven pulley also includes stopping means.
17. suspension according to claim 14, it is characterised in that first driven wheel assembly is front driven wheel group
Part, and second driven wheel assembly is back front driven wheel component.
18. suspension according to claim 14, it is characterised in that first driven wheel assembly is back front driven wheel group
Part, and second driven wheel assembly is front driven wheel component.
19. a kind of freight trolley, it is characterised in that the freight trolley includes outstanding as any one of claim 1-18
Extension system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610629246.4A CN107685984A (en) | 2016-08-03 | 2016-08-03 | Suspension and the freight trolley for including it |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610629246.4A CN107685984A (en) | 2016-08-03 | 2016-08-03 | Suspension and the freight trolley for including it |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107685984A true CN107685984A (en) | 2018-02-13 |
Family
ID=61151382
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610629246.4A Pending CN107685984A (en) | 2016-08-03 | 2016-08-03 | Suspension and the freight trolley for including it |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107685984A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040124019A1 (en) * | 2002-12-27 | 2004-07-01 | Clive Harrup | Suspended wheel end powered through trailing arm |
| JP2008126936A (en) * | 2006-11-24 | 2008-06-05 | Toshiba Corp | Moving device |
| CN103332236A (en) * | 2013-07-11 | 2013-10-02 | 青岛海通机器人***有限公司 | Moving device of robot |
| CN205220269U (en) * | 2015-11-04 | 2016-05-11 | 上海电器科学研究所（集团）有限公司 | Liftable self -adaptation topography AGV dolly chassis |
| CN105752199A (en) * | 2016-02-23 | 2016-07-13 | 武汉需要智能技术有限公司 | Suspension type robot chassis structure |
-
2016
- 2016-08-03 CN CN201610629246.4A patent/CN107685984A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040124019A1 (en) * | 2002-12-27 | 2004-07-01 | Clive Harrup | Suspended wheel end powered through trailing arm |
| JP2008126936A (en) * | 2006-11-24 | 2008-06-05 | Toshiba Corp | Moving device |
| CN103332236A (en) * | 2013-07-11 | 2013-10-02 | 青岛海通机器人***有限公司 | Moving device of robot |
| CN205220269U (en) * | 2015-11-04 | 2016-05-11 | 上海电器科学研究所（集团）有限公司 | Liftable self -adaptation topography AGV dolly chassis |
| CN105752199A (en) * | 2016-02-23 | 2016-07-13 | 武汉需要智能技术有限公司 | Suspension type robot chassis structure |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108045187A (en) | A kind of independent wheel suspension of Omni-mobile platform | |
| CN106829802A (en) | For the system and method for the materials handling vehicle with bed overhang | |
| CN107415616A (en) | Horizontal composite material plate spring suspension frame structure | |
| CN105197432B (en) | Refrigerator panel glass turnover device | |
| CN107878583B (en) | Novel carry thing car | |
| CN104790705B (en) | Comb tooth exchange transportation vehicle of self-stabilizing structure and vehicle parking fixing frame used cooperatively | |
| CN106080687A (en) | A kind of material transportation platform go-cart with secondary shock-absorbing mechanism | |
| CN107685984A (en) | Suspension and the freight trolley for including it | |
| CN206447175U (en) | Suspension and the freight trolley including it | |
| CN208882644U (en) | A kind of fluent formula shelf for logistic storage | |
| CN106515904A (en) | Mobile platform | |
| CN109017996A (en) | A kind of Mining anti-explosion trackless rubber tire vehicle chassis | |
| CN106564806B (en) | Goods elevator | |
| CN204055851U (en) | A kind of orthogonal omni-directional wheel assembly | |
| CN104129412A (en) | Orthogonal omnidirectional wheel assembly | |
| CN209835346U (en) | Adjustable shock-absorbing compensation chain guide device installed in pit | |
| CN211765867U (en) | Automated guided vehicle and vehicle chassis assembly | |
| CN207917010U (en) | A kind of shock-absorbing inspection car suitable for indoor and outdoor | |
| CN211075420U (en) | Omnidirectional movement AGV and steering wheel independent suspension damping device | |
| CN210885107U (en) | Lifting device for automobile inspection | |
| CN208305046U (en) | chassis and mobile robot | |
| CN207648362U (en) | A kind of permanent damping of machine | |
| CN207434931U (en) | A kind of elevator safety steady device | |
| CN102490773A (en) | Supporting device of brake with shock absorber assembly and trolley with supporting device | |
| CN207045458U (en) | A kind of travelling bogie |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |