CN207015375U - Use for laboratory automatic main unit is more changed trains - Google Patents
Use for laboratory automatic main unit is more changed trains Download PDFInfo
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- CN207015375U CN207015375U CN201720496977.6U CN201720496977U CN207015375U CN 207015375 U CN207015375 U CN 207015375U CN 201720496977 U CN201720496977 U CN 201720496977U CN 207015375 U CN207015375 U CN 207015375U
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Abstract
A kind of use for laboratory automatic main unit is the utility model is related to more to change trains, wheel including mainboard body and mainboard body bottom, main frame lowering or hoisting gear and main frame side shifter are provided with mainboard body, main frame lowering or hoisting gear includes lifter plate and two groups of lifter plate drive mechanisms, and each described lifter plate drive mechanism includes synchronous bar assembly, lift cylinder and two groups of support bar components.Using such scheme, the utility model provides a kind of use for laboratory automatic main unit of fast removal main frame and more changed trains.
Description
Technical field
It the utility model is related to a kind of use for laboratory equipment, and in particular to a kind of use for laboratory automatic main unit is more changed trains.
Background technology
In some electronic leaning laboratories, the device for taking laboratory major part space is main frame, in order to coordinate various experiments,
Main frame needs to generally require frequently to be moved to another place at the one of laboratory, and in the case of most, staff needs
Carried, can be carried using existing dolly manually, will due to drop be present between the placed side of dolly and workbench
Main frame can produce shock during being positioned over dolly with dolly, and muscle power can also be expended by bringing up to move down, because its is impracticable general
Left unused for a long time.
Utility model content
In view of the deficienciess of the prior art, the purpose of this utility model is to provide a kind of experiment of fast removal main frame
More changed trains with automatic main unit room.
To achieve the above object, the utility model provides following technical scheme：Including mainboard body and mainboard body bottom
Wheel, it is characterised in that：Main frame lowering or hoisting gear and main frame side shifter, the lifting of described main frame are provided with described mainboard body
Device includes lifter plate and two groups of lifter plate drive mechanisms, and each described lifter plate drive mechanism includes synchronous bar assembly, lifting
Cylinder and two groups of support bar components, each described support bar component are set in parallel, and each described support bar component includes being in X shapes
The first support bar and second support bar of arrangement, described first support bar and second support bar are located at the staggered place of X shapes in hinge
Connect setting, described first support bar upper end is articulated with lifter plate, and lower end is articulated with mainboard body, above and below described second support bar
Both ends are respectively arranged with roller, and described lifter plate lower end is provided with the upper rail of the roller sliding for second support bar upper end,
Described mainboard body upper end is provided with the lower guideway of the roller sliding for second support bar lower end, and described synchronous bar assembly includes
First synchronizing bar and the second synchronizing bar, the first described synchronizing bar both ends are individually fixed in same group of lifter plate drive mechanism not
Between first support bar with group support bar component, the second described synchronizing bar both ends are individually fixed in same group of lifter plate driving
In mechanism between the second support bar of different group support bar components, the driving of described lift cylinder is provided with cylinder axis, described
Lift cylinder is articulated with the first synchronizing bar, and the other end of described cylinder axis OQ t cylinder is articulated with the second synchronizing bar, and two
Parallel gangbar is provided between the described lifter plate drive mechanism of group, described gangbar is arranged at different groups of lifting
Make both synchronization actions between the support bar component of homonymy in plate drive mechanism.
By using above-mentioned technical proposal, main frame lowering or hoisting gear is set up, enables the lifter plate of placement main frame vertically reciprocal
It is mobile, it can be flushed when carrying or moving away from main frame with desktop, either by manually promoting main frame or being promoted by control panel, all
Will the amount of lightening one's labor significantly, make operation easier, in addition, four groups be in X shapes support bar component, there is lifter plate larger
The setting of the lifting force of the stabilization of support force, gangbar and synchronizing bar, make the action of each group support bar component unified, neat, avoid
Device inclination or stuck, fully solving main frame in laboratory needs inconvenience caused by frequently carrying, and main frame side shifter is given
Give staff to shift power-assisted with main frame, staff is not contributed or is contributed less during host mobility.
The utility model is further arranged to：Described mainboard body is by the plate body top vertically arranged and plate body bottom group
Into described plate body top is vertically compressed with buffer spring with plate body bottom, and described plate body bottom is provided with installation buffering
The mounting post of spring.
By using above-mentioned technical proposal, when main frame is just positioned over lifter plate, because gravity can produce punching to lifter plate
Hit, buffer spring is gradually reduced in impact process, shares a part of gravity, finally stays in equilbrium position, extends lifter plate
Service life, in addition, also functioning to the function of shock-absorbing in moving process of more changing trains, avoid main frame excessive shock and cause to incline
.
The utility model is further arranged to：The rectangular setting of described lifter plate, each side difference of described lifter plate
Rotate the switching mechanism for being provided with the bridge plate that can be flipped over and drive axle plates upset.
By using above-mentioned technical proposal, after more changing trains and being moved to specified location, by automatically controlled or manual mode by bridge
Plate flips over, and bridge plate forms the bridge between lifter plate and desktop, fills the gap between lifter plate and desktop, avoids because between
Gap causes main frame to drop or block in moving process.
The utility model is further arranged to：Increase bridge plate and table are provided with the described bridge plate end face relative with desktop
The damping layer of frictional force between face.
By using above-mentioned technical proposal, damping layer is set up, takes to increase after desktop in bridge plate and is rubbed between bridge plate and desktop
Power is wiped, avoids the reaction force of host mobility that lifter plate is pushed away into desktop, reduces fault rate.
The utility model is further arranged to：Described main frame side shifter includes pedestal and is lifted on the machinery of pedestal
Hand, described manipulator include the mounting platform and magnetic platform set gradually from top to bottom, and described magnetic platform swings and set
The magnetic force generator for attracting main frame is equipped with, positioning seat is provided between described mounting platform and magnetic platform, is lowered
Position seat and homophony position bar, described upper positioning seat, which rotates, is arranged at mounting platform, and described mounting platform is provided with driving up-regulation
The main drive motor that position seat rotates, described lower positioning seat are rotated and are arranged at magnetic platform, and described homophony position bar upper end is hinged
In upper positioning seat, lower end is articulated with lower positioning seat, and described homophony position bar can automatically adjust length, described mounting platform periphery
Three side regulation platforms are circumferentially placed equidistant, each described side regulation platform is provided with side motor, bar is adjusted in the first side
And second side adjust bar, described side motor be installed on side regulation platform and drive the first side adjust bar vertically swing, it is described
The other end of first side Tiao Gan opposite sides motor is provided with spherical pieces, and described magnetic platform adjusts bar pair with each first side
Lower spherical pieces should be provided with, second described side Tiao Gan one end is provided with the upper spherical cavity being rotatably assorted with upper spherical pieces, another
End is provided with the lower spherical cavity being rotatably assorted with lower spherical pieces.
By using above-mentioned technical proposal, homophony position bar coordinates side positioning bar magnetic platform is reached three-dimensional space on demand
Interior specified location, and multi-point interlinked cooperation, there can be the stability for keeping the position enough after reaching specified location, need
When carrying main frame, desktop and main frame correspondence position being first moved to, starting magnetic force generator, main frame is bonded and same with magnetic platform
Moved further,
Homophony position bar coordinates side positioning bar to be dragged to from desktop on lifter plate, removes when advocating machine, i.e., main frame is pushed into desktop i.e.
Can, magnetic force generator cancels attraction.
The utility model is further arranged to：Described homophony position bar include single direction arrange successively the first branch,
Second branch and the 3rd branch, the first described branch are articulated with positioning seat, and the 3rd described branch is articulated with lower positioning seat,
Connecting rod is fixedly installed between described the first branch and the second branch, the 3rd described branch is fixedly installed guide rod, institute
The guide rod stated is parallel be located at connecting rod and respectively connecting rod both sides, and the first described branch and the second branch are set for guiding respectively
The pilot hole that bar is passed through and coordinated in sliding.
By using above-mentioned technical proposal, pilot hole forms guide function with guide rod, makes the first branch and the 3rd
Branch is relatively moved with intended trajectory, that is, is realized the length function of regulation homophony position bar, set up the second branch, increase guide rod
At cooperation, make the stability of guide function increase.
The utility model is further arranged to：Described mainboard body is provided with wheel driver and electromagnetism searching system,
Described wheel driver driving moment is turned to and rotated, and described electromagnetism searching system includes being installed on the control of mainboard body
Identification division and the electromagnetism targeting part in wire for being installed on experiment room floor, described control identification division are used to identify electricity
Control signal is simultaneously transferred to wheel driver by magnetic steering part.
By using above-mentioned technical proposal, wheel driver and electromagnetism searching system are the system having, and are installed
, can be by specified after arrangement electromagnetism targeting part in advance in the function of making car that there is identification electromagnetism targeting part on mainboard body
Track moves back and forth, and makes transportation function more intelligent.
The utility model is further described with reference to the accompanying drawings and detailed description.
Brief description of the drawings
Fig. 1 is the structural representation of the utility model embodiment；
Fig. 2 is the stereogram of lifter plate drive mechanism in the utility model embodiment；
Fig. 3 is the structural representation of switching mechanism in the utility model embodiment；
Fig. 4 is the stereogram of main frame side shifter in the utility model embodiment.
Embodiment
As shown in Fig. 1-Fig. 4, the utility model discloses a kind of use for laboratory automatic main unit more to change trains, including mainboard body 1
And the wheel 2 of the bottom of mainboard body 1, main frame lowering or hoisting gear and main frame side shifter, main frame lowering or hoisting gear bag are provided with mainboard body 1
Lifter plate 3 and two groups of lifter plate drive mechanisms are included, each lifter plate drive mechanism includes synchronous bar assembly, lift cylinder 31 and two groups
Support bar component, each support bar component are set in parallel, and each support bar component includes the first support bar 32 and the in the arrangement of X shapes
The staggered place that two support bars 33, first support bar 32 and second support bar 33 are located at X shapes is set in be hinged, in first support bar 32
End is articulated with lifter plate 3, and lower end is articulated with mainboard body 1, and the upper and lower ends of second support bar 33 are respectively arranged with roller 331, lifting
The lower end of plate 3 is provided with the upper rail of the sliding of roller 331 for the upper end of second support bar 33, and upper rail is identical with lower guide rail structure,
The upper end of mainboard body 1 is provided with the lower guideway 332 of the sliding of roller 331 for the lower end of second support bar 33, and synchronous bar assembly includes the
One synchronizing bar 34 and the second synchronizing bar 35, the both ends of the first synchronizing bar 34 are individually fixed in same group of lifter plate drive mechanism different
Between the first support bar 32 of group support bar component, the both ends of the second synchronizing bar 35 are individually fixed in same group of lifter plate drive mechanism
Between the second support bar 33 of middle different group support bar components, the driving of lift cylinder 31 is provided with cylinder axis 311, lift cylinder 31
The first synchronizing bar 34 is articulated with, the other end of cylinder axis OQ t cylinder 31 is articulated with the second synchronizing bar 35, two groups of lifter plates
Parallel gangbar 36 is provided between drive mechanism, gangbar 36, which is arranged in different groups of lifter plate drive mechanism, to be located at
Make both synchronization actions between the support bar component of homonymy, set up main frame lowering or hoisting gear, the lifter plate 3 of placement main frame is erected
To moving back and forth, it can be flushed when carrying or moving away from main frame with desktop, either by manually promoting main frame or by control panel
Promote, all will the amount of lightening one's labor significantly, make operation easier, in addition, four groups be in X shapes support bar component, have lifter plate 3
There is the lifting force of the stabilization of larger support force, the setting of X and gangbar 36 and synchronizing bar, make each group support bar component action system
First, neat, avoiding device inclination or stuck, fully solving main frame in laboratory needs inconvenience caused by frequently carrying.
Mainboard body 1 is made up of the plate body top 11 vertically arranged and plate body bottom 12, plate body top 11 and plate body bottom 12
Buffer spring 13 is vertically compressed with, plate body bottom 12 is provided with the mounting post 14 of installation buffer spring 13, when main frame is just placed
When lifter plate 3, because gravity can produce impact to lifter plate 3, buffer spring 13 is gradually reduced in impact process, shares one
Part gravity, equilbrium position is finally stayed in, extend the service life of lifter plate 3, in addition, also being risen in moving process of more changing trains
To the function of shock-absorbing, avoid main frame excessive shock and cause to topple over.
3 rectangular setting of lifter plate, 3 each side of lifter plate rotates respectively is provided with the bridge plate 37 that can be flipped over and driving
The switching mechanism that bridge plate 37 is overturn, it is by automatically controlled or manual mode that bridge plate 37 is outside after more changing trains and being moved to specified location
Upset, bridge plate 37 form the bridge between lifter plate 3 and desktop, fill the gap between lifter plate 3 and desktop, avoid because of gap
Main frame is caused to drop or block in moving process, switching mechanism includes turning gear 371, upset motor 372 and mate gear
373, mate gear 373 is fixed on bridge plate, and turning gear 371 is meshed with mate gear 373, and upset motor 372 is installed on liter
Drop plate simultaneously drives turning gear 371 to rotate.
The damping layer 374 of frictional force between increase bridge plate 37 and desktop is provided with the end face relative with desktop of bridge plate 37,
Damping layer 374 is set up, taken in bridge plate 37 increases frictional force between bridge plate 37 and desktop after desktop, avoids the anti-work of host mobility
Lifter plate 3 is firmly pushed away into desktop, reduces fault rate.
Main frame side shifter includes pedestal 4 and is lifted on the manipulator of pedestal 4, and manipulator includes setting gradually from top to bottom
Mounting platform 41 and magnetic platform 42, magnetic platform 42, which is swung, is provided with magnetic force generator 43 for attracting main frame, installation
Positioning seat 411, lower positioning seat 421 and homophony position bar 43, upper 411 turns of seat of positioning are provided between platform 41 and magnetic platform 42
Dynamic to be arranged at mounting platform 41, mounting platform 41 is provided with driving the main drive motor 412 that seat 411 rotates of transposing, lower positioning
Seat 421, which rotates, is arranged at magnetic platform 42, and the upper end of homophony position bar 43 is articulated with positioning seat 411, and lower end is articulated with lower positioning seat
421, homophony position bar 43 can automatically adjust length, and the periphery of mounting platform 41 has circumferentially been placed equidistant three side regulation platforms 413,
Each side regulation platform 413 is provided with side motor 414, the first side adjusts the side of bar 415 and second to adjust bar 416, side motor 414
It is installed on side regulation platform 413 and drives the first side to adjust bar 415 vertically to swing, the first side Tiao Gan415 opposite sides motor 414
The other end be provided with spherical pieces 4151, magnetic platform 42 adjusts bar 415 to be correspondingly arranged on lower spherical pieces 422 with each first side,
Second side Tiao Gan416 one end is provided with the upper spherical cavity 4161 being rotatably assorted with upper spherical pieces 4151, and the other end is provided with
The lower spherical cavity 4162 that spherical pieces 422 are rotatably assorted, homophony position bar 43 coordinate side positioning bar magnetic platform 42 is reached on demand
Specified location in three dimensions, and multi-point interlinked cooperation, reach specified location after can have keep the position enough
Stability is first moved to desktop and main frame correspondence position, it is necessary to when carrying main frame, starts magnetic force generator 43, main frame and magnetic
The fitting of platform 42 and synchronizing moving, homophony position bar 43 coordinate side positioning bar to be dragged to from desktop on lifter plate 3, removed when advocating machine, i.e.,
Main frame is pushed into desktop, magnetic force generator 43 cancels attraction.
Homophony position bar 43 includes the first branch 431, the second branch 432 and the 3rd branch 433 that single direction is arranged successively,
First branch 431 is articulated with positioning seat 411, and the 3rd branch 433 is articulated with lower positioning seat 421, the first branch 431 and second point
It is fixedly installed connecting rod 434 between portion 432, the 3rd branch 433 is fixedly installed guide rod 436, and guide rod 436 is parallel and connecting rod
434 and it is located at the both sides of connecting rod 434 respectively, the first branch 431 and the second branch 432 set and pass through for guide rod 436 and be in respectively
The pilot hole 435 coordinated is slid, pilot hole 435 forms guide function with guide rod 436, makes the first branch 431 and the 3rd
Branch 433 is relatively moved with intended trajectory, that is, is realized the length function of regulation homophony position bar 43, set up the second branch 432, increase
At the cooperation of guide rod 436, make the stability of guide function increase.
Mainboard body 1 is provided with wheel driver and electromagnetism searching system, and wheel driver driving moment 2 is turned to and turned
Dynamic, electromagnetism searching system includes being installed on the control identification division of mainboard body 1 and is installed on the electricity in wire of experiment room floor
Magnetic steering part, control identification division are used to identify electromagnetism targeting part and control signal is transferred into wheel driver, car
Wheel drive unit and electromagnetism searching system are the system having, therefore are represented not in the drawings, and being installed on mainboard body 1 makes car
Function with identification electromagnetism targeting part, after arrangement electromagnetism targeting part in advance, it can move back and forth, make by intended trajectory
Transportation function is more intelligent.
Claims (7)
1. a kind of use for laboratory automatic main unit is more changed trains, including mainboard body and the wheel of mainboard body bottom, it is characterised in that：It is described
Mainboard body on be provided with main frame lowering or hoisting gear and main frame side shifter, described main frame lowering or hoisting gear includes lifter plate and two groups
Lifter plate drive mechanism, each described lifter plate drive mechanism include synchronous bar assembly, lift cylinder and two groups of support bar components,
Each described support bar component is set in parallel, and each described support bar component includes the first support bar and the in the arrangement of X shapes
The staggered place that two support bars, described first support bar and second support bar are located at X shapes is set in be hinged, the described first support
Bar upper end is articulated with lifter plate, and lower end is articulated with mainboard body, and described second support bar upper and lower ends are respectively arranged with roller, institute
The lifter plate lower end stated is provided with the upper rail of the roller sliding for second support bar upper end, and described mainboard body upper end is provided with
The lower guideway slid for the roller of second support bar lower end, described synchronous bar assembly include the first synchronizing bar and second synchronously
Bar, the first described synchronizing bar both ends are individually fixed in first of different group support bar components in same group of lifter plate drive mechanism
Between support bar, the second described synchronizing bar both ends are individually fixed in same group of lifter plate drive mechanism different group support bar groups
Between the second support bar of part, the driving of described lift cylinder is provided with cylinder axis, and it is same that described lift cylinder is articulated with first
Bar is walked, the other end of described cylinder axis OQ t cylinder is articulated with the second synchronizing bar, the lifter plate driving machine described in two groups
Parallel gangbar is provided between structure, described gangbar, which is arranged in different groups of lifter plate drive mechanism, is located at homonymy
Support bar component between make both synchronization actions.
2. use for laboratory automatic main unit according to claim 1 is more changed trains, it is characterised in that：Described mainboard body is by vertical
The plate body top of arrangement and plate body bottom composition, described plate body top are vertically compressed with buffer spring with plate body bottom, institute
The plate body bottom stated is provided with the mounting post of installation buffer spring.
3. use for laboratory automatic main unit according to claim 1 is more changed trains, it is characterised in that：Described lifter plate is rectangular
Set, each side of described lifter plate rotates the tipper for being provided with the bridge plate that can be flipped over and drive axle plates upset respectively
Structure.
4. use for laboratory automatic main unit according to claim 3 is more changed trains, it is characterised in that：Described bridge plate and desktop phase
To end face on be provided with increase bridge plate and desktop between frictional force damping layer.
5. the use for laboratory automatic main unit according to claim 1 or 2 or 3 is more changed trains, it is characterised in that：Described host computer side
Moving device includes pedestal and is lifted on the manipulator of pedestal, and described manipulator includes the mounting platform set gradually from top to bottom
And magnetic platform, described magnetic platform, which is swung, is provided with magnetic force generator for attracting main frame, described mounting platform with
Positioning seat, lower positioning seat and homophony position bar are provided between magnetic platform, described upper positioning seat is rotated to be arranged to install and put down
Platform, described mounting platform are provided with driving the main drive motor that seat rotates of transposing, and described lower positioning seat is rotated and is arranged at
Magnetic platform, described homophony position bar upper end are articulated with positioning seat, and lower end is articulated with lower positioning seat, and described homophony position bar can
Length is automatically adjusted, described mounting platform periphery has circumferentially been placed equidistant three side regulation platforms, each described side regulation
Platform is provided with side motor, bar is adjusted in the first side and bar is adjusted in the second side, and described side motor is installed on side regulation platform
And driving the first side to adjust bar vertically to swing, the other end of the first described side Tiao Gan opposite sides motor is provided with spherical
Block, described magnetic platform adjust bar to be correspondingly arranged on lower spherical pieces with each first side, and second described side Tiao Gan one end is provided with
The upper spherical cavity being rotatably assorted with upper spherical pieces, the other end are provided with the lower spherical cavity being rotatably assorted with lower spherical pieces.
6. use for laboratory automatic main unit according to claim 5 is more changed trains, it is characterised in that：Described homophony position bar bag
The first branch, the second branch and the 3rd branch that single direction is arranged successively are included, the first described branch is articulated with positioning seat,
The 3rd described branch is articulated with lower positioning seat, and connecting rod is fixedly installed between described the first branch and the second branch, described
The 3rd branch be fixedly installed guide rod, described guide rod is parallel to be located at connecting rod and respectively connecting rod both sides, described the
One branch and the second branch set the pilot hole for passing through for guide rod and coordinating in sliding respectively.
7. use for laboratory automatic main unit according to claim 1 is more changed trains, it is characterised in that：Described mainboard body is provided with
Wheel driver and electromagnetism searching system, described wheel driver driving moment are turned to and rotated, and described electromagnetism is sought
Mark system includes being installed on the control identification division of mainboard body and is installed on the electromagnetism targeting part in wire of experiment room floor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720496977.6U CN207015375U (en) | 2017-05-05 | 2017-05-05 | Use for laboratory automatic main unit is more changed trains |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720496977.6U CN207015375U (en) | 2017-05-05 | 2017-05-05 | Use for laboratory automatic main unit is more changed trains |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207015375U true CN207015375U (en) | 2018-02-16 |
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ID=61475773
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720496977.6U Active CN207015375U (en) | 2017-05-05 | 2017-05-05 | Use for laboratory automatic main unit is more changed trains |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106956694A (en) * | 2017-05-05 | 2017-07-18 | 宁波领智机械科技有限公司 | Use for laboratory automatic main unit is more changed trains |
| CN107025416A (en) * | 2017-05-05 | 2017-08-08 | 宁波领智机械科技有限公司 | Fast automatic barcode scanning equipment |
| CN108247597A (en) * | 2018-03-20 | 2018-07-06 | 安徽工程大学 | A kind of channel steel or I-steel vibration damping rack |
| CN108791421A (en) * | 2018-07-18 | 2018-11-13 | 徐州方达电机有限公司 | A kind of multi-functional auto repair device |
| CN108975204A (en) * | 2018-08-23 | 2018-12-11 | 广州马其纳工程技术有限公司 | A kind of universal ride equipped with lifting device |
| CN109131476A (en) * | 2018-03-02 | 2019-01-04 | Tcl王牌电器(惠州)有限公司 | Tote cart |
-
2017
- 2017-05-05 CN CN201720496977.6U patent/CN207015375U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106956694A (en) * | 2017-05-05 | 2017-07-18 | 宁波领智机械科技有限公司 | Use for laboratory automatic main unit is more changed trains |
| CN107025416A (en) * | 2017-05-05 | 2017-08-08 | 宁波领智机械科技有限公司 | Fast automatic barcode scanning equipment |
| CN109131476A (en) * | 2018-03-02 | 2019-01-04 | Tcl王牌电器(惠州)有限公司 | Tote cart |
| CN108247597A (en) * | 2018-03-20 | 2018-07-06 | 安徽工程大学 | A kind of channel steel or I-steel vibration damping rack |
| CN108791421A (en) * | 2018-07-18 | 2018-11-13 | 徐州方达电机有限公司 | A kind of multi-functional auto repair device |
| CN108791421B (en) * | 2018-07-18 | 2019-11-12 | 徐州方达电机有限公司 | A kind of multi-functional auto repair device |
| CN108975204A (en) * | 2018-08-23 | 2018-12-11 | 广州马其纳工程技术有限公司 | A kind of universal ride equipped with lifting device |
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