CN206255809U - Elevating mechanism - Google Patents
Elevating mechanism Download PDFInfo
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- CN206255809U CN206255809U CN201621074032.7U CN201621074032U CN206255809U CN 206255809 U CN206255809 U CN 206255809U CN 201621074032 U CN201621074032 U CN 201621074032U CN 206255809 U CN206255809 U CN 206255809U
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- gear
- elevating mechanism
- feed screw
- screw nut
- elevating
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Abstract
This application discloses a kind of elevating mechanism, the elevating mechanism includes drive division；First gear, the first gear is driven by the drive division；With multigroup feed screw nut component, each with coupled second gear, each described second gear is engaged and drives multigroup feed screw nut component with synchronous multigroup feed screw nut component with the first gear.Elevating mechanism may also comprise the 3rd gear.The elevating mechanism realizes lifting and synchronizing function by multigroup ball-screw nut structure and gear engagement structure, while whole mechanism's plane is supported by multigroup (preferably three groups) leading screw, imparts and entirely lifts good rigidity and stability.
Description
Technical field
The application is related to elevating mechanism technical field, more particularly, to a kind of elevating mechanism based on screw structure.
Background technology
Most of existing lifting body uses the form of spiral lift to realize, as shown in figure 1, passing through spiral
The secondary and high-precision ball screw assembly, of high accuracy turbine and worm inside lift realizes jacking and decline.If being related to put down
The jacking of platform declines, and many linkages of spiral lift are used when more, so as to realize many spiral lifts
Synchronization of jacking up and decline.
Many spiral lift linkages can well solve many stationary problems of spiral lift.But, due to list
The mounting structure of platform spiral lift is than larger, and efficiency comparison is low, enters when by the way of Duo Tai spiral lifts UNICOM
When row is installed, also there is portion of energy to disappear during the installation dimension of whole lifting body is larger, and spiral lift is connected
Consumption, is unfavorable for the overall efficiency of hoisting mechanism, and multiple linkage also can be higher in the control of cost.
Accordingly, it is desired to provide a kind of new elevating mechanism, to solve the energy loss in many spiral lift linkage process
And installing space it is excessive the problems such as, while improve structure stability and efficiency.
Utility model content
The utility model discloses a kind of elevating mechanism, the elevating mechanism includes drive division；First gear, first tooth
Wheel is driven by the drive division；With multigroup feed screw nut component, multigroup feed screw nut component each has coupled
Second gear, each described second gear is engaged with the first gear and drives multigroup feed screw nut component with synchronous.
In some embodiments, elevating mechanism also includes the 3rd gear, and the 3rd gear receives the drive division
Power is input into and engage with the first gear, so as in drive division three gear of driving, the 3rd gear and first gear
Engagement makes first gear synchronous axial system, so as to drive second gear to rotate.Multigroup feed screw nut component and by first gear, second
The gear engagement structure that gear and the 3rd gear are constituted can realize lifting and the synchronizing function of lifting structure.
In some embodiments, each group of feed screw nut component in multigroup feed screw nut component is identical, and multiple
Each second gear in second gear is identical, to lift with realizing multigroup equidistant uniform velocity of feed screw nut component.
In some embodiments, multigroup feed screw nut component can be two groups, three groups, four groups, five groups, six groups or more
Group feed screw nut component, preferably three groups feed screw nut components.Correspondingly, multiple second gears can for two, three, four,
Five, six or more second gears, preferably three second gears.There are three groups of feed screw nut components and three the second teeth
In the implementation method of wheel, three groups of feed screw nut components and the gear being made up of first gear, second gear and the 3rd gear are engaged
Structure can realize lifting and the synchronizing function of lifting structure, while whole mechanism's plane is supported by three groups of leading screws, so as to assign
Whole elevating mechanism good rigidity and stability.
In some embodiments, the multiple second gear being connected with multigroup feed screw nut component is uniformly divided
Cloth is around the first gear.
In some embodiments, elevating mechanism also includes installing plate, the drive division, multigroup feed screw nut component
It is installed on the installing plate.
In some embodiments, multigroup feed screw nut component is uniformly distributed on the installing plate, so as to support
Play the installing plate.
In some embodiments, lifting structure also includes limit assembly, is moved up and down with limiting the first gear.
In some embodiments, lifting structure include multigroup limit assembly, such as two groups, three groups, four groups, five groups, six
Group or more group limit assembly, preferably three groups limit assemblies.
In some embodiments, limit assembly is evenly distributed in the inside of first gear.Preferred embodiment
In, each group of limit assembly in three groups of limit assemblies is equal relative to the distance with its immediate two second gear
's.
In some embodiments, limit assembly includes limiting plate, screw and bearing.
In some embodiments, limit assembly includes fixing hole, bearings block, fixture and packing ring.
In some embodiments, limit assembly and first gear routing motion.
In some embodiments, lifting structure also includes the deep groove ball bearing inside first gear.Deep-groove ball axle
The outer ring held and gear inner side interference fit, inner ring and the limit assembly routing motion of deep groove ball bearing.
In some embodiments, feed screw nut component includes ball nut assembly and ball-screw component.
In some embodiments, ball-screw component include expansion sleeve, the second gear by the expansion sleeve with
The ball-screw component connection.
In some embodiments, lifting structure also includes lifting platform, and the lifting platform is arranged on multigroup leading screw spiral shell
So as to be lifted by driving with multigroup feed screw nut component on female component.
In some embodiments, lifting platform is installed on the ball-screw component so as to carry out elevating movement.
In some embodiments, lifting platform passes through multiple support shafts installations on a mounting board.
In some embodiments, multiple support shafts can be two, three, four, five, six or more supports
Axle, preferably three support shafts.
In some embodiments, drive division is motor.
In some embodiments, motor is connected between bearing mounting plate and elevating mechanism installing plate.
Energy loss and the installation in many spiral lift linkage process are solved according to elevating mechanism of the present utility model
The problems such as space is excessive, while improve the rigidity of structure, stability and operating efficiency.
Above-mentioned general introduction is merely to illustrate that the purpose of book, it is not intended to limited by any way.Except foregoing description
Schematical aspect, implementation method and feature outside, by reference to accompanying drawing and the following detailed description, the utility model enters one
The aspect of step, implementation method and feature would is that what is be readily apparent that.
Brief description of the drawings
In the accompanying drawings, unless specified otherwise herein, otherwise represent same or analogous through multiple accompanying drawing identical references
Part or element.What these accompanying drawings were not necessarily to scale.It should be understood that these accompanying drawings depict only according to the disclosure
Some implementation methods, and should not be taken as the limitation to the utility model scope.
Fig. 1 shows the spiral lift according to prior art.
Fig. 2 shows and uses the equipment according to elevating mechanism of the present utility model.
Fig. 3 A show the stereogram of the elevating mechanism according to the utility model embodiment.
Fig. 3 B show the stereogram of the elevating mechanism according to another embodiment of the utility model.
Fig. 4 A show the stereogram of the limit assembly of the elevating mechanism according to the utility model embodiment.
Fig. 4 B show the stereogram of the limit assembly of the elevating mechanism according to another embodiment of the utility model.
Fig. 5 A, 5B and 5C show the sectional view and stereogram of the ball-screw component according to the utility model embodiment.
Fig. 6 shows the semi-cutaway of the ball nut assembly according to the utility model embodiment.
Specific embodiment
Hereinafter, some exemplary embodiments are simply just described.As one skilled in the art will recognize that
Like that, in the case where spirit or scope of the present utility model are not departed from, described reality can be changed by various different modes
Apply example.Therefore, accompanying drawing and description is considered essentially illustrative rather than restrictive.
Fig. 1 shows the spiral lift according to prior art.Existing spiral lift is by internal high accuracy whirlpool
Worm couple and high-precision ball screw assembly, realize jacking and decline.
Fig. 2 shows and uses the equipment according to elevating mechanism of the present utility model.
Elevating mechanism of the present utility model includes drive division；First gear, the first gear is driven by the drive division；
With multigroup feed screw nut component, multigroup feed screw nut component each has coupled second gear, and each described the
Two gears are engaged with the first gear and drive multigroup feed screw nut component with synchronous.In some embodiments, this reality
Can include two groups, three groups, four groups, five groups, six groups or more group feed screw nut components with new lifting structure, preferably wrap
Include three groups of feed screw nut components；Correspondingly, elevating mechanism of the present utility model can include two, three, four, five, six
Individual or more second gear, preferably includes three second gears.
What Fig. 3 A were shown according to the utility model embodiment including three groups of feed screw nut components and three second gears
The stereogram of elevating mechanism.As illustrated, the specific composition of elevating mechanism of the present utility model is as follows：Elevating mechanism installing plate (1),
Motor (2), second gear (3), the 3rd gear (4), first gear (5), bearing mounting plate (6), ball nut assembly (7),
Ball-screw component (8) and limit assembly (9).
In lifting structure of the present utility model, motor (2) is directly connected with the 3rd gear (4), and by screw with
Bearing mounting plate (6) is connected；First gear (5) is connected by external toothing respectively with second gear (3) and the 3rd gear (4),
So as to form engaging mechanism；Ball-screw component (8) is connected with ball nut assembly (7), ball-screw component (8) upper end
It is connected with second gear, and is connected on bearing mounting plate (6), the distribution of ball-screw component (8) is relative to first
Gear (5) is uniform, to support whole bearing mounting plate (6)；Pacify with elevating mechanism ball nut assembly (7) lower end
Dress plate (1) connection；Limit assembly (9) is connected by screw on bearing mounting plate (6), and is coordinated with first gear (5)
Motion, prevents first gear (5) from moving up and down.
Fig. 3 B to show and include three groups of feed screw nut components and three the second teeth according to another embodiment of the utility model
The stereogram of the elevating mechanism of wheel.As illustrated, elevating mechanism of the present utility model also includes being located on the inside of first gear (5)
Deep groove ball bearing (10), outer ring and the gear inner side interference fit, the inner ring and limit assembly of deep groove ball bearing of deep groove ball bearing
Routing motion.Due to being provided with ball in the groove between the inner ring of deep groove ball bearing and outer ring, therefore, it is possible to limit assembly with
Reduce friction during gear routing motion.In the structure shown in Fig. 3 B, limit assembly (9) is connected to bearing block by fixture pacifies
On dress plate (6), and with deep groove ball bearing routing motion.
The operation principle of the utility model lift is：When work jacking, motor (2) drives the 3rd gear (4) to rotate,
3rd gear (4) is engaged with first gear (5) makes first gear (5) synchronous axial system, first gear (5) and 3 second gears (3)
Engagement rotates second gear (3), and 3 second gears (3) drive 3 leading screws (8) to turn to identical speed rotation by identical.3 groups
The equidistant uniform velocity ground lifting of leading screw (8), drives bearing mounting plate (6) lifting.
In some embodiments, lift of the present utility model also includes lifting platform, and lifting platform passes through multiple support shafts,
It is preferred that 3 support shafts, on installing plate (6), lift so as to be lifted with bearing mounting plate (6).
In some embodiments, first gear (5) also can be by internal messing with second gear (3) and the 3rd gear (4)
Mode be connected.In some embodiments, first gear (5) can respectively in second gear (3) and the 3rd gear (4)
Engagement is connected with the mode of external toothing.Alternatively, first gear (5) can be connected with second gear (3) by internal messing, and with
3rd gear (4) is connected by external toothing.Alternatively, first gear (5) can also be with second gear (3) by external toothing phase
Even, it is connected by internal messing with the 3rd gear (4).Above-mentioned implementation method is applied to and there is multigroup feed screw nut component and many
The situation of individual second gear, preferably in the presence of three groups of feed screw nut components, three second gears and three groups of limit assemblies.
In some embodiments, can not exist the 3rd gear (4), and first gear (5) be directly driven by motor (2) and is transported
It is dynamic, so as to drive second gear (3) to move.In in the absence of the implementation method of the 3rd gear (4), first gear (5) and second
Gear (3) can be connected by way of external toothing, it is also possible to be connected by way of internal messing.Above-mentioned implementation method is applicable
In the situation that there are multigroup feed screw nut component and multiple second gears, preferably in the presence of three groups of feed screw nut components, three second
Gear and three groups of limit assemblies.
In some embodiments, the 3rd gear (4) can directly be engaged with multiple second gears (3), such as by outer
The mode of engagement is engaged, and then, multiple second gears (3) are connected for example, by the mode of internal messing with first gear (5), from
And, the rotation of the 3rd gear (4) drives the rotation of multiple second gears (3), the rotation of multiple second gears (3) and then drives the
The rotation of one gear (5), so as to improve operating efficiency.In a preferred embodiment, exist three groups of feed screw nut components, three
Second gear and three groups of limit assemblies.
In a preferred embodiment, feed screw nut component be relative to the distribution of first gear (5) it is uniform, accordingly
Ground, multiple second gears (3) are also uniform relative to the distribution of first gear (5), so as to support bearing mounting plate
(6) the uniform lifting of elevating mechanism, is realized.In a preferred embodiment, multigroup limit assembly (9) is relative to first gear
(5) distribution is also uniform.
In some embodiments, alternatively, incomplete mechanism gear mechanism can be used to serve as by first gear (5), second
The engaging mechanism that gear (3) and the 3rd gear (4) are constituted.Or, alternatively, Geneva mechanism can be used to serve as engaging structure,
To provide simple structure, reliable operation, mechanical efficiency lifting structure high.In these embodiments, second gear (3)
Number is not limited, preferably 3.In these embodiments, the number of limit assembly (9) is also not limited,
Preferably 3 groups.
Fig. 4 A show the stereogram of the limit assembly of the elevating mechanism according to the utility model embodiment.As illustrated,
Limit assembly includes limiting plate (9-1), screw (9-2), bearing (9-3).Limit assembly (9) is connected to axle by screw (9-2)
On bearing installing plate (6), prevent first gear (5) from moving up and down.
Fig. 4 B show the stereogram of the limit assembly of the elevating mechanism according to another embodiment of the utility model.As schemed
Show, limit assembly includes packing ring (9-4), bearings block (9-5), fixture (9-6) and fixing hole (9-7).Limit assembly (9)
Be connected on bearing mounting plate (6) by fixture (9-6), and with deep groove ball bearing routing motion, prevent first gear (5)
Move up and down.It should be appreciated by those skilled in the art that other can realize that the limit assembly of identical function can be used for this reality
With in new elevating mechanism.
Fig. 5 A, 5B, 5C show the sectional view and stereogram of the ball-screw component according to the utility model embodiment.Such as
Shown in figure, lead screw assembly by tensioner part (8-1), clamping element (8-2), bearing (8-3), bearing support block (8-4), bearing (8-5),
Leading screw cushion pad (8-6), leading screw (8-7), leading screw cushion pad (8-8), clamping element (8-9) is constituted.Lead screw assembly passes through expansion sleeve
(8-1) is connected with second gear (3).Ball-screw component is connected on bearing mounting plate (6) by bearing mounting base.Ball
Lead screw assembly is uniformly distributed relative to first gear (5), to support whole bearing mounting plate (6).
Fig. 6 shows the semi-cutaway of the ball nut assembly according to the utility model embodiment.As illustrated, ball nut
Component is made up of ball nut (7-1) and ball nut mount (7-2).Ball nut assembly (7) passes through with ball-screw component (8)
Ball-screw (8-7), the mating connection of ball nut (7-1) is together.Ball nut assembly lower end passes through ball nut mount
(7-2) links together with elevating mechanism installing plate (1).
It will be understood to those of skill in the art that other can realize that the feed screw nut component of elevating mechanism lifting can also be used
In elevating mechanism of the present utility model.
The above, specific embodiment only of the present utility model, but protection domain of the present utility model do not limit to
In this, any one skilled in the art can readily occur in its each in the technical scope that the utility model is disclosed
Change or replacement are planted, these should all cover within protection domain of the present utility model.Therefore, protection domain of the present utility model
Should be based on the protection scope of the described claims.
Claims (39)
1. a kind of elevating mechanism, including：
Drive division；
First gear, the first gear is driven by the drive division；With
Multigroup feed screw nut component, multigroup feed screw nut component each has coupled second gear, described in each
Second gear is engaged with the first gear and drives multigroup feed screw nut component with synchronous.
2. elevating mechanism according to claim 1, it is characterised in that also including the 3rd gear, the 3rd gear is received
The power of the drive division is input into and is engaged with the first gear.
3. the elevating mechanism according to claim any one of 1-2, it is characterised in that in multigroup feed screw nut component
Each group of feed screw nut component is identical, and each second gear in the multiple second gear is identical, described to realize
Multigroup equidistant uniform velocity ground lifting of feed screw nut component.
4. elevating mechanism according to claim 3, it is characterised in that multigroup feed screw nut component is three groups of leading screw spiral shells
Female component.
5. elevating mechanism according to claim 3, it is characterised in that the multiple second gear is three second gears.
6. the elevating mechanism according to any one of claim 1-2, it is characterised in that with multigroup feed screw nut component
The multiple second gear being connected is equally distributed relative to the first gear.
7. elevating mechanism according to claim 3, it is characterised in that the institute being connected with multigroup feed screw nut component
It is equally distributed that multiple second gears are stated relative to the first gear.
8. elevating mechanism according to claim 6, it is characterised in that the institute being connected with multigroup feed screw nut component
Multiple second gears are stated to be uniformly distributed in the first gear periphery.
9. elevating mechanism according to claim 7, it is characterised in that the institute being connected with multigroup feed screw nut component
Multiple second gears are stated to be uniformly distributed in the first gear periphery.
10. the elevating mechanism according to any one of claim 1-2, it is characterised in that the feed screw nut component includes
Ball nut assembly and ball-screw component.
11. elevating mechanisms according to claim 3, it is characterised in that the feed screw nut component includes ball nut group
Part and ball-screw component.
12. elevating mechanisms according to claim 6, it is characterised in that the feed screw nut component includes ball nut group
Part and ball-screw component.
13. elevating mechanisms according to claim 10, it is characterised in that the ball-screw component includes expansion sleeve, institute
Second gear is stated to be connected with the ball-screw component by the expansion sleeve.
14. elevating mechanism according to any one of claim 11-12, it is characterised in that the ball-screw component bag
Expansion sleeve is included, the second gear is connected by the expansion sleeve with the ball-screw component.
15. elevating mechanism according to any one of claim 1-2, it is characterised in that also including limit assembly, to limit
The first gear is moved up and down.
16. elevating mechanisms according to claim 3, it is characterised in that also including limit assembly, to limit first tooth
Wheel is moved up and down.
17. elevating mechanisms according to claim 6, it is characterised in that also including limit assembly, to limit first tooth
Wheel is moved up and down.
18. elevating mechanisms according to claim 10, it is characterised in that also including limit assembly, to limit described first
Gear is moved up and down.
19. elevating mechanisms according to claim 15, it is characterised in that the limit assembly include limiting plate, screw and
Bearing, or, the limit assembly includes fixing hole, fixture, bearings block and packing ring.
20. elevating mechanism according to any one of claim 16-18, it is characterised in that the limit assembly includes limit
Position plate, screw and bearing, or, the limit assembly includes fixing hole, fixture, bearings block and packing ring.
21. elevating mechanisms according to claim 15, it is characterised in that the limit assembly is relative to the first gear
Distribution be uniform.
22. elevating mechanism according to any one of claim 16-18, it is characterised in that the limit assembly relative to
The distribution of the first gear is uniform.
23. elevating mechanisms according to claim 15, it is characterised in that the limit assembly is three groups.
24. elevating mechanism according to any one of claim 16-18, it is characterised in that the limit assembly is three groups.
25. elevating mechanisms according to claim 15, it is characterised in that also including deep groove ball bearing, the deep-groove ball axle
The outer ring held and first gear inner side interference fit, the inner ring of the deep groove ball bearing coordinates with the limit assembly to be transported
It is dynamic.
26. elevating mechanism according to any one of claim 16-18, it is characterised in that also including deep groove ball bearing, institute
State deep groove ball bearing outer ring and the first gear inner side interference fit, the inner ring of the deep groove ball bearing with described spacing group
Part routing motion.
27. elevating mechanisms according to claim 21, it is characterised in that also including deep groove ball bearing, the deep-groove ball axle
The outer ring held and first gear inner side interference fit, the inner ring of the deep groove ball bearing coordinates with the limit assembly to be transported
It is dynamic.
28. elevating mechanisms according to claim 22, it is characterised in that also including deep groove ball bearing, the deep-groove ball axle
The outer ring held and first gear inner side interference fit, the inner ring of the deep groove ball bearing coordinates with the limit assembly to be transported
It is dynamic.
29. elevating mechanism according to any one of claim 1-2, it is characterised in that also including elevating mechanism installing plate
And bearing mounting plate, the drive division, multigroup feed screw nut component are pacified in the bearing mounting plate and elevating mechanism
Connected between dress plate.
30. elevating mechanisms according to claim 3, it is characterised in that also pacify including elevating mechanism installing plate and bearing block
Dress plate, the drive division, multigroup feed screw nut component connect between the bearing mounting plate and elevating mechanism installing plate
Connect.
31. elevating mechanisms according to claim 6, it is characterised in that also pacify including elevating mechanism installing plate and bearing block
Dress plate, the drive division, multigroup feed screw nut component connect between the bearing mounting plate and elevating mechanism installing plate
Connect.
32. elevating mechanisms according to claim 10, it is characterised in that also pacify including elevating mechanism installing plate and bearing block
Dress plate, the drive division, multigroup feed screw nut component connect between the bearing mounting plate and elevating mechanism installing plate
Connect.
33. elevating mechanisms according to claim 15, it is characterised in that also pacify including elevating mechanism installing plate and bearing block
Dress plate, the drive division, multigroup feed screw nut component connect between the bearing mounting plate and elevating mechanism installing plate
Connect.
34. elevating mechanisms according to claim 29, it is characterised in that multigroup feed screw nut component is in the bearing
It is uniformly distributed on seat installing plate, so as to support the bearing mounting plate.
35. elevating mechanism according to any one of claim 30-33, it is characterised in that multigroup feed screw nut group
Part is uniformly distributed on the bearing mounting plate, so as to support the bearing mounting plate.
36. elevating mechanisms according to claim 29, it is characterised in that the lifting structure also includes lifting platform, described
Lifting platform passes through multiple support shafts, on the bearing mounting plate.
37. elevating mechanism according to any one of claim 30-33, it is characterised in that the lifting structure also includes
Lifting platform, the lifting platform passes through multiple support shafts, on the bearing mounting plate.
38. elevating mechanisms according to claim 36, it is characterised in that the multiple support shaft is three.
39. elevating mechanism according to claim 37, it is characterised in that the multiple support shaft is three.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621074032.7U CN206255809U (en) | 2016-09-22 | 2016-09-22 | Elevating mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621074032.7U CN206255809U (en) | 2016-09-22 | 2016-09-22 | Elevating mechanism |
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| CN206255809U true CN206255809U (en) | 2017-06-16 |
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| CN201621074032.7U Active CN206255809U (en) | 2016-09-22 | 2016-09-22 | Elevating mechanism |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107055390A (en) * | 2017-06-30 | 2017-08-18 | 合肥航机械科技股份有限公司 | A kind of mechanical hoisting machine |
| CN107352463A (en) * | 2017-07-17 | 2017-11-17 | 合肥中导机器人科技有限公司 | Jacking rotary platform |
| CN107842588A (en) * | 2017-11-29 | 2018-03-27 | 无锡艾尔特线性运动机械有限公司 | double-screw lifter |
| CN108275620A (en) * | 2018-01-25 | 2018-07-13 | 苏州元谋智能机器人系统有限公司 | A kind of lifting body and AGV trolleies of AGV trolleies |
| CN110182265A (en) * | 2019-05-22 | 2019-08-30 | 无锡宝岛机车发展有限公司 | Harmful influence transfer car(buggy) chassis frame |
-
2016
- 2016-09-22 CN CN201621074032.7U patent/CN206255809U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107055390A (en) * | 2017-06-30 | 2017-08-18 | 合肥航机械科技股份有限公司 | A kind of mechanical hoisting machine |
| CN107352463A (en) * | 2017-07-17 | 2017-11-17 | 合肥中导机器人科技有限公司 | Jacking rotary platform |
| CN107842588A (en) * | 2017-11-29 | 2018-03-27 | 无锡艾尔特线性运动机械有限公司 | double-screw lifter |
| CN108275620A (en) * | 2018-01-25 | 2018-07-13 | 苏州元谋智能机器人系统有限公司 | A kind of lifting body and AGV trolleies of AGV trolleies |
| CN108275620B (en) * | 2018-01-25 | 2020-03-27 | 苏州元谋智能机器人系统有限公司 | Climbing mechanism of AGV dolly and AGV dolly |
| CN110182265A (en) * | 2019-05-22 | 2019-08-30 | 无锡宝岛机车发展有限公司 | Harmful influence transfer car(buggy) chassis frame |
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