CN110469646A - Multistage lifting device - Google Patents
Multistage lifting device Download PDFInfo
- Publication number
- CN110469646A CN110469646A CN201910816744.3A CN201910816744A CN110469646A CN 110469646 A CN110469646 A CN 110469646A CN 201910816744 A CN201910816744 A CN 201910816744A CN 110469646 A CN110469646 A CN 110469646A
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- CN
- China
- Prior art keywords
- lifting
- level
- grade
- multistage
- dustproof cover
- 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.)
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H19/00—Gearings comprising essentially only toothed gears or friction members and not capable of conveying indefinitely-continuing rotary motion
- F16H19/02—Gearings comprising essentially only toothed gears or friction members and not capable of conveying indefinitely-continuing rotary motion for interconverting rotary or oscillating motion and reciprocating motion
- F16H19/06—Gearings comprising essentially only toothed gears or friction members and not capable of conveying indefinitely-continuing rotary motion for interconverting rotary or oscillating motion and reciprocating motion comprising flexible members, e.g. an endless flexible member
- F16H19/0645—Gearings comprising essentially only toothed gears or friction members and not capable of conveying indefinitely-continuing rotary motion for interconverting rotary or oscillating motion and reciprocating motion comprising flexible members, e.g. an endless flexible member the flexible push or pull member having guiding means, i.e. the flexible member being supported at least partially by a guide to transmit the reciprocating movement
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H25/00—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms
- F16H25/18—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms for conveying or interconverting oscillating or reciprocating motions
- F16H25/20—Screw mechanisms
- F16H25/24—Elements essential to such mechanisms, e.g. screws, nuts
- F16H25/2418—Screw seals, wipers, scrapers or the like
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H37/00—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00
- F16H37/12—Gearings comprising primarily toothed or friction gearing, links or levers, and cams, or members of at least two of these types
- F16H37/124—Gearings comprising primarily toothed or friction gearing, links or levers, and cams, or members of at least two of these types for interconverting rotary motion and reciprocating motion
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
- F16H57/029—Gearboxes; Mounting gearing therein characterised by means for sealing the gearboxes, e.g. to improve airtightness
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J15/00—Sealings
- F16J15/50—Sealings between relatively-movable members, by means of a sealing without relatively-moving surfaces, e.g. fluid-tight sealings for transmitting motion through a wall
- F16J15/52—Sealings between relatively-movable members, by means of a sealing without relatively-moving surfaces, e.g. fluid-tight sealings for transmitting motion through a wall by means of sealing bellows or diaphragms
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B7/00—Machines or devices designed for grinding plane surfaces on work, including polishing plane glass surfaces; Accessories therefor
- B24B7/10—Single-purpose machines or devices
- B24B7/18—Single-purpose machines or devices for grinding floorings, walls, ceilings or the like
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B44—DECORATIVE ARTS
- B44C—PRODUCING DECORATIVE EFFECTS; MOSAICS; TARSIA WORK; PAPERHANGING
- B44C7/00—Paperhanging
- B44C7/02—Machines, apparatus, tools or accessories therefor
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
- E04F21/00—Implements for finishing work on buildings
- E04F21/02—Implements for finishing work on buildings for applying plasticised masses to surfaces, e.g. plastering walls
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H25/00—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms
- F16H25/18—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms for conveying or interconverting oscillating or reciprocating motions
- F16H25/20—Screw mechanisms
- F16H2025/204—Axial sliding means, i.e. for rotary support and axial guiding of nut or screw shaft
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Warehouses Or Storage Devices (AREA)
Abstract
The invention discloses a kind of multistage lifting devices, including second-grade lifting, secondary lifting mechanism, dustproof cover and Telescopic hood, secondary lifting mechanism to be liftably set in second-grade lifting；Dustproof cover is set in secondary lifting mechanism, and can be moved up and down with secondary lifting mechanism；One end of Telescopic hood connects second-grade lifting, the other end connects dustproof cover, Telescopic hood can be stretched and be shunk with the elevating movement of secondary lifting mechanism, and the body structure of sealing is collectively formed with second-grade lifting, secondary lifting mechanism and dustproof cover.By the way that secondary lifting mechanism to be liftably set in second-grade lifting, dustproof cover is set in secondary lifting mechanism and can move up and down with secondary lifting mechanism multistage lifting device of the present invention, realizes elevating function；Meanwhile by making Telescopic hood and second-grade lifting, secondary lifting mechanism and dustproof cover that the body structure of sealing be collectively formed, play the role of dust-proof anti-pollution.
Description
Technical field
The present invention relates to building field more particularly to a kind of multistage lifting devices.
Background technique
In the building construction stage, it is artificial treatment mostly that the building coating in the regions such as wall and smallpox, which is scraped and smears, polishes, automatically
Change degree is low, and whole efficiency is poor.Nowadays, there are all kinds of building coatings sprayings or grinding apparatus, but still needed artificial hand
It holds spraying or grinding apparatus fulfils assignment.If realizing metope or smallpox integral spray or polishing operation, executing agency needs
Have the lifting device of enough adjustable heights, complete the whole of executing agency and promoted, and due to working environment dust it is more, execute
The lifting device of mechanism is needed with dustproof design.
Summary of the invention
It is an object of the invention to propose a kind of multistage lifting device, which has elevating function and dust-proof
Function.
To achieve this purpose, the present invention adopts the following technical scheme:
A kind of multistage lifting device, including second-grade lifting, secondary lifting mechanism, dustproof cover and Telescopic hood, institute
Secondary lifting mechanism is stated liftably to be set in the second-grade lifting；The dustproof cover is set to the secondary lifting machine
On structure, and it can be moved up and down with the secondary lifting mechanism；One end of the Telescopic hood connects the level-one lifting
Mechanism, the other end connect the dustproof cover, and the Telescopic hood can be stretched with the elevating movement of the secondary lifting mechanism
It opens up and shrinks, and the cabinet of sealing is collectively formed with the second-grade lifting, the secondary lifting mechanism and the dustproof cover
Structure.
The second-grade lifting includes level-one lifting frame and goes up and down set on the level-one in one of the embodiments,
Level-one driving mechanism on frame, for driving the secondary lifting mechanism lifting.
One end of the Telescopic hood is connected to the lower end of the level-one lifting frame in one of the embodiments,
The other end is connected to the lower end of the dustproof cover；And/or
The level-one driving mechanism includes the movement parts connecting with the secondary lifting mechanism, in the level-one lifting frame
On the lead screw that extends longitudinally and the driving unit for driving the lead screw rotation, the movement parts be placed on the lead screw simultaneously
It can be moved up and down with the rotation of the lead screw along the lead screw.
The second-grade lifting further includes level-one guiding mechanism in one of the embodiments, the level-one Guiding machine
Structure includes one for connecting the level-one lifting slider of the secondary lifting mechanism and extending longitudinally on the level-one lifting frame
Grade lifting sliding rail；The level-one lifting slider is slidably connected on the level-one lifting sliding rail, and is able to drive described two
Grade elevating mechanism is slided along the level-one lifting sliding rail.
The upper end of the level-one lifting frame is provided with for limiting the secondary lifting machine in one of the embodiments,
Level-one horizontal limit devices of structure transverse shakiness and for limiting the secondary lifting mechanism beyond level-one lifting frame top
The primary vertical limiting device at end.
The multistage lifting device further includes lifting member in one of the embodiments, and the lifting member is liftably set
It is placed on the dustproof cover.
The secondary lifting mechanism includes secondary lifting frame and for driving the promotion in one of the embodiments,
The two-stage driving gear that part moves up and down, the dustproof cover are connected on the secondary lifting frame.
In one of the embodiments, the two-stage driving gear include chain and be set to secondary lifting frame upper end
Fixed pulley；The chain is hung on the fixed pulley, and one end of the chain connects the level-one lifting
The lower end of mechanism, the other end connect the lifting member.
In one of the embodiments, the two-stage driving gear further include connect the lifting member second level connector and
It is fixedly connected on the chain fixing piece of the second-grade lifting lower end；One end of the chain is connected to the chain fixing piece
On, the other end of the chain connects the second level connector.
The lower end of the secondary lifting frame is equipped with sliding for limiting the second level connector in one of the embodiments,
The secondary vertical limiting device of secondary lifting frame bottom end out；And/or
The dustproof cover is equipped with dust protected sliding slot and dust-proof connector, and the dust-proof connector is sliding by the dust protected
Slot connects the second level connector and the lifting member.
The present invention at least has the advantages that
Above-mentioned multistage lifting device, it is dust-proof by the way that secondary lifting mechanism to be liftably set in second-grade lifting
Lid is set in secondary lifting mechanism and can move up and down with secondary lifting mechanism, to realize elevating function；Meanwhile it is logical
Crossing makes one end of Telescopic hood connect second-grade lifting, and the other end connects dustproof cover, and Telescopic hood can be with second level
The elevating movement of elevating mechanism and stretch and shrink, and be collectively formed with second-grade lifting, secondary lifting mechanism and dustproof cover
The body structure of the body structure of sealing, sealing can play the role of dust-proof anti-pollution, prevent the foreign matters such as dust from entering multistage liter
The normal work of multistage lifting device is influenced inside falling unit.
Detailed description of the invention
Fig. 1 is the structural schematic diagram for the multistage lifting device that embodiment of the present invention provides；
Fig. 2 is the main view of multistage lifting device shown in Fig. 1；
Fig. 3 be Fig. 2 shown in multistage lifting device along A-A to cross-sectional view；
Fig. 4 is the side view of multistage lifting device shown in Fig. 1；
Fig. 5 is that multistage lifting device shown in Fig. 1 omits the structural schematic diagram after lifting member；
Fig. 6 is the Structure explosion diagram of multistage lifting device shown in Fig. 5；
Fig. 7 is the structural schematic diagram of the second-grade lifting for the multistage lifting device that embodiment of the present invention provides；
Fig. 8 is the structural schematic diagram of the secondary lifting mechanism for the multistage lifting device that embodiment of the present invention provides；
Fig. 9 is the structural schematic diagram of the dustproof cover for the multistage lifting device that embodiment of the present invention provides；
Figure 10 is that the Telescopic hood of multistage lifting device shown in Fig. 1 is in the structural schematic diagram of extended state；
Figure 11 is the main view of multistage lifting device shown in Figure 10；
Figure 12 is cross-sectional view of the multistage lifting device shown in Figure 11 along B-B direction；
Figure 13 is the side view of multistage lifting device shown in Figure 10；
Drawing reference numeral explanation:
1, level-one lifting sliding rail；2, second-grade lifting；3, secondary lifting mechanism；4, dustproof cover；5, dust protected sliding slot；6,
Lifting member；7, dust-proof connector；8, secondary lifting frame；9, fixed pulley；10, chain；11, secondary lifting sliding slot；12, chain
Fixing piece；13, second level connector；14, secondary vertical limiting device；15, Telescopic hood；16, level-one lifting frame；17,
Level-one horizontal limit devices；18, primary vertical limiting device；19, lead screw；20, movement parts；21, driving unit；22, level-one liter
Sliding block drops；23, chain fixed plate.
Specific embodiment
To facilitate the understanding of the present invention, a more comprehensive description of the invention is given in the following sections with reference to the relevant attached drawings.In attached drawing
Give preferred embodiment of the invention.But the invention can be realized in many different forms, however it is not limited to herein
Described embodiment.On the contrary, purpose of providing these embodiments is keeps the understanding to the disclosure more saturating
It is thorough comprehensive.
It should be noted that be referred to as " being fixed on " another portion when portion, it can also be with directly in another portion
There are portions placed in the middle.When a portion is considered as that ' attach ' to another portion, it can be directly to another portion or
It may be simultaneously present portion placed in the middle.Term as used herein "vertical", "horizontal", "left" and "right" and similar statement,
For illustrative purposes only, it is not meant to be the only embodiment.
Unless otherwise defined, all technical and scientific terms used herein and belong to technical field of the invention
The normally understood meaning of technical staff is identical.It is specific that the term used in the description of the invention herein is intended merely to description
Embodiment purpose, it is not intended that in limitation the present invention.Term as used herein "and/or" includes one or more phases
Any and all combinations of the listed item of pass.
Present embodiment discloses a kind of multistage lifting device, which can be applied to any metope processing
The vertical-lift of equipment, such as the activities such as polishing, spray painting, wallpaper of putty robot.
As shown in Figures 1 to 6, multistage lifting device includes second-grade lifting 2, secondary lifting mechanism 3,4 and of dustproof cover
Telescopic hood 15, secondary lifting mechanism 3 are liftably set in second-grade lifting 2；Dustproof cover 4 is set to secondary lifting
In mechanism 3, and it can be moved up and down with secondary lifting mechanism 3；One end of Telescopic hood 15 connects second-grade lifting 2,
The other end connects dustproof cover 4, and Telescopic hood 15 can be stretched and be shunk with the elevating movement of secondary lifting mechanism 3, and with
The body structure of sealing is collectively formed in second-grade lifting 2, secondary lifting mechanism 3 and dustproof cover 4.
Wherein, dustproof cover 4 and Telescopic hood 15 play the role of dust-proof anti-pollution, second-grade lifting 2, secondary lifting machine
The body structure of sealing is collectively formed in structure 3, dustproof cover 4 and Telescopic hood 15, and the body structure of sealing can prevent dust etc.
Foreign matter enters the normal work for inside multistage lifting device and influencing multistage lifting device.
Optionally, Telescopic hood 15 can be but be not limited to organ cover.Telescopic hood 15 is can be with second level liter
The elevating movement of descending mechanism 3 and the structure for stretching and shrinking, when ascending motion is done by secondary lifting mechanism 3, Telescopic hood 15
It will gradually be stretched with the rising of secondary lifting mechanism 3, Telescopic hood 15 is in as shown in Figure 10 when extended state；When two
When grade elevating mechanism 3 does descending motion, Telescopic hood 15 will be gradually tapered up with the decline of secondary lifting mechanism 3, be stretched
Formula cover 15 is in as shown in Figure 1 when contraction state.
As shown in fig. 7, second-grade lifting 2 include level-one lifting frame 16 and on level-one lifting frame 16, be used for
The level-one driving mechanism for driving secondary lifting mechanism 3 to go up and down drives secondary lifting mechanism 3 in level-one by the level-one driving mechanism
It is moved up and down on lifting frame 16.Optionally, level-one driving mechanism can be electrically connected with the controller, and be controlled by controller
The working condition of level-one driving mechanism realizes automation control.
Specifically, one end of Telescopic hood 15 is connected to the lower end of level-one lifting frame 16, Telescopic hood 15 it is another
One end is connected to the lower end of dustproof cover 4, so as to more completely seal in secondary lifting mechanism 3 and second-grade lifting 2
Portion's structure realizes the dust-proof operation of secondary lifting mechanism 3 and second-grade lifting 2.
As shown in fig. 7, level-one driving mechanism may include the movement parts 20 connecting with secondary lifting mechanism 3, in level-one liter
The lead screw 19 extended longitudinally on drop frame 16 and the driving unit 21 for driving the lead screw 19 to rotate, movement parts 20 are placed on silk
It can move up and down on thick stick 19 and with the rotation of lead screw 19 along lead screw 19, and then secondary lifting mechanism 3 is driven to move up and down.
Optionally, driving unit 21 can be motor, and the output shaft connection lead screw 19 of motor simultaneously drives lead screw 19 around itself
Axis rotation, to keep the movement parts 20 being placed on lead screw 19 mobile along the length direction (i.e. longitudinal) of lead screw 19, in turn
Secondary lifting mechanism 3 is driven to move along the length direction of lead screw 19.
Optionally, second-grade lifting 2 further includes level-one guiding mechanism, can be second level liter by the level-one guiding mechanism
The elevating movement of descending mechanism 3 is oriented to.Specifically, as shown in fig. 7, level-one guiding mechanism may include connection secondary lifting mechanism 3
Level-one lifting slider 22 and the level-one lifting sliding rail 1 that is extended longitudinally on level-one lifting frame 16；Wherein, level-one lifting is slided
Block 22 primarily serves guidance lifting, load-bearing and anti-offset effect, which is slidably connected to level-one lifting
On sliding rail 1, and it is able to drive secondary lifting mechanism 3 and is slided along level-one lifting sliding rail 1.
In an embodiment as illustrated in figure 3, the movement parts 20 in second-grade lifting 2 and level-one lifting slider 22 are fixed
The secondary lifting frame 8 of secondary lifting mechanism 3 is connected, driving unit 21 drives lead screw 19 to rotate, and completes the lifting of movement parts 20
Movement, movement parts 20 drive secondary lifting frame 8 to move up and down together when moving up and down, realize multistage lifting device
Elevating function is oriented to when secondary lifting mechanism 3 moves up and down by level-one lifting slider 22 and level-one lifting sliding rail 1.
It should be understood that the quantity of level-one lifting slider 22 and level-one lifting sliding rail 1 is unlimited, as long as can be secondary lifting
The elevating movement of mechanism 3 is oriented to.Such as in embodiment shown in Fig. 7, the quantity of level-one lifting sliding rail 1 is two, two
The setting of the interval of level-one lifting sliding rail 1, and at least two level-one lifting sliders are slidably connected on each level-one lifting sliding rail 1
22。
Further, secondary lifting mechanism 3 is more than vertical when moving up and down on level-one lifting frame 16 in order to prevent
Direction limitation and transverse shakiness, are provided in the upper end of level-one lifting frame 16 for limiting 3 transverse shakiness of secondary lifting mechanism
Level-one horizontal limit devices 17 and for limit secondary lifting mechanism 3 beyond 16 top of level-one lifting frame primary vertical limit
Position device 18.
As shown in Figures 1 to 4, multistage lifting device further includes lifting member 6, and lifting member 6 is liftably set to dustproof cover 4
On.In use, can be by 6 connection wall surface treatment device of lifting member, so that metope will be driven when lifting member 6 moves up and down
Processing unit moves up and down together, and metope processing unit is moved back and forth along longitudinal direction.Wherein, metope processing unit can
Think but be not limited to putty coating unit, grinding device or wallpaper device.
As shown in figure 8, secondary lifting mechanism 3 is including secondary lifting frame 8 and for driving lifting member 6 to move up and down
Two-stage driving gear, dustproof cover 4 are connected on secondary lifting frame 8, drive lifting member 6 dust-proof by the two-stage driving gear
It is moved up and down on lid 4, lifting member 6 drives the metope processing unit being attached thereto to move up and down, so as to metope processing unit
It carries out metope and handles work.
Specifically, secondary lifting frame 8 is connect with the movement parts 20 in second-grade lifting 2, when movement parts 20 are by level-one
When driving mechanism driving moves up and down, secondary lifting frame 8 will move up and down together with movement parts 20, realize longitudinal fortune
It is dynamic.
As shown in figure 8, two-stage driving gear may include that chain 10 and the fixed pulley set on 8 upper end of secondary lifting frame fill
9 are set, chain 10 is hung on fixed pulley 9, and the lower end of one end connection second-grade lifting 2 of chain 10, the other end connect
Connect lifting member 6.By the said structure design of chain 10 and fixed pulley 9, so that when secondary lifting frame 8 moves up and down
When, lifting member 6 can realize secondary lifting function, to make the metope processing unit connecting with lifting member 6 with two times of stroke liftings
Realize secondary lifting.
Preferably, second-grade lifting 2 promotes secondary lifting mechanism 3 by lead screw 19, determines cunning in secondary lifting mechanism 3
Wheel apparatus 9 drives lifting member 6 to be promoted with two times of strokes by chain 10, realizes secondary lifting function.
Optionally, two-stage driving gear further includes second level connector 13 and is fixedly connected on 2 lower end of second-grade lifting
Chain fixing piece 12, one end of chain 10 are connected on chain fixing piece 12, and the other end of chain 10 connects second level connector 13,
Second level connector 13 connects lifting member 6.When secondary lifting frame 8 moves up and down, second level connector 13 will drive lifting member 6
With two times of stroke liftings, secondary lifting function is realized, so that the metope processing unit connecting with lifting member 6 be made to realize second level liter
Drop.
Further, the lower end of level-one lifting frame 16 is equipped with chain fixed plate 23, and one end of chain 10 is solid by chain
Determine part 12 to be fixed in chain fixed plate 23, be in irremovable lock state, chain 10 is arranged in Telescopic hood 15
Bottom end；When secondary lifting mechanism 3 moves up and down, Telescopic hood 15 can follow secondary lifting mechanism 3 to be stretched with close
Seal the inner space of second-grade lifting 2, Telescopic hood 15 and second-grade lifting 2, secondary lifting mechanism 3 and dustproof cover 4
The body structure of sealing is collectively formed, realizes the dust-proof operation of secondary lifting mechanism 3 and second-grade lifting 2.
As shown in figure 8, the other end of chain 10 is fixed on two cascades by fixed pulley 9 in secondary lifting mechanism 3
On fitting 13, secondary lifting frame 8 is equipped with secondary lifting sliding slot 11, and 22 part of level-one lifting slider is embedded in the secondary lifting
In sliding slot 11.When secondary lifting 8 vertical lifting of frame, second level connector 13 can realize secondary lifting with two times of stroke liftings
Function.
Further, the lower end of secondary lifting frame 8 is equipped with secondary vertical limiting device 14, for limiting second level connector
13 skid off the bottom end of secondary lifting frame 8.
As shown in figure 5, dustproof cover 4 is equipped with dust protected sliding slot 5 and dust-proof connector 7, dust-proof connector 7 passes through dust protected
Sliding slot 5 connects second level connector 13 and lifting member 6 (as shown in figure 12).Wherein, dust protected sliding slot 5 is for resisting dust and putty
Ash.Optionally, dust protected sliding slot 5 can be dustproof steel belt.
In embodiment as shown in Figure 9, dustproof cover 4 is equipped with two dust protected sliding slots 5, and dust-proof connector 7 passes through two
Dust protected sliding slot 5 is separately connected lifting member 6 and second level connector 13；It is gone up and down under the action of second level connector 13 is in chain 10
When movement, lifting member 6 can follow second level connector 13 to move up and down, and realize elevating function.
Referring to embodiment shown in Figure 10 to Figure 13, the working principle of above-mentioned multistage lifting device is illustrated:
Second-grade lifting 2 drives lead screw 19 to rotate by driving unit 21, and driving movement parts 20 move up and down, and moves
Part 20 drives secondary lifting frame 8 to move up and down；While secondary lifting frame 8 carries out elevating movement, chain 10 is fixed
One end in 16 lower end of level-one lifting frame is motionless, and one end that chain 10 is connected with second level connector 13 then can be with two times of strokes
As secondary lifting frame 8 moves up and down, the secondary lifting function for the lifting member 6 connecting with second level connector 13 is realized；It is anti-
Lifting member 6 on dirt lid 4 is connected to metope processing unit, when lifting member 6 follows second level connector 13 to move up and down, drives wall
Surface treatment device moves up and down together, to complete the secondary lifting function of metope processing unit；It is done in secondary lifting frame 8
When ascending motion, Telescopic hood 15 is in extended state, total with second-grade lifting 2, secondary lifting mechanism 3 and dustproof cover 4
With the body structure for forming sealing, play the role of dust-proof anti-pollution.
In conclusion above-mentioned multistage lifting device has at least the following advantages:
Above-mentioned multistage lifting device is dust-proof by the way that secondary lifting mechanism 3 to be liftably set in second-grade lifting 2
Lid 4 is set in secondary lifting mechanism 3 and can move up and down with secondary lifting mechanism 3, to realize elevating function；Together
When, by making one end of Telescopic hood 15 connect second-grade lifting 2, the other end connects dustproof cover 4, and Telescopic hood 15
Can stretch and shrink with the elevating movement of secondary lifting mechanism 3, and with second-grade lifting 2, secondary lifting mechanism 3 and anti-
The body structure of sealing is collectively formed in dirt lid 4, and the body structure of sealing can play the role of dust-proof anti-pollution, prevent dust etc. different
Object enters the normal work for inside multistage lifting device and influencing multistage lifting device.
Each technical characteristic of embodiment described above can be combined arbitrarily, for simplicity of description, not to above-mentioned reality
It applies all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, all should be considered as described in this specification.
The embodiments described above only express several embodiments of the present invention, and the description thereof is more specific and detailed, but simultaneously
It cannot therefore be construed as limiting the scope of the patent.It should be pointed out that coming for those of ordinary skill in the art
It says, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to protection of the invention
Range.Therefore, the scope of protection of the patent of the invention shall be subject to the appended claims.
Claims (10)
1. a kind of multistage lifting device, which is characterized in that including second-grade lifting (2), secondary lifting mechanism (3), dustproof cover
(4) it is liftably set on the second-grade lifting (2) with Telescopic hood (15), the secondary lifting mechanism (3)；Institute
It states dustproof cover (4) to be set on the secondary lifting mechanism (3), and can be moved up and down with the secondary lifting mechanism (3)；
One end of the Telescopic hood (15) connects the second-grade lifting (2), and the other end connects the dustproof cover (4), described
Telescopic hood (15) can be stretched and be shunk with the elevating movement of the secondary lifting mechanism (3), and with the level-one liter
The body structure of sealing is collectively formed in descending mechanism (2), the secondary lifting mechanism (3) and the dustproof cover (4).
2. multistage lifting device according to claim 1, which is characterized in that the second-grade lifting (2) includes level-one
Lifting frame (16) and be set on the level-one lifting frame (16), one for driving the secondary lifting mechanism (3) lifting
Grade driving mechanism.
3. multistage lifting device according to claim 2, which is characterized in that one end of the Telescopic hood (15) connects
In the lower end of the level-one lifting frame (16), the other end is connected to the lower end of the dustproof cover (4)；And/or
The level-one driving mechanism includes the movement parts (20) connecting with the secondary lifting mechanism (3), in level-one lifting
The lead screw (19) extended longitudinally on frame (16) and the driving unit (21) for driving the lead screw (19) to rotate, the fortune
Moving part (20) is placed on the lead screw (19) and can move up and down with the rotation of the lead screw (19) along the lead screw (19).
4. multistage lifting device according to claim 2, which is characterized in that the second-grade lifting (2) further includes one
Grade guiding mechanism, the level-one guiding mechanism include connect the secondary lifting mechanism (3) level-one lifting slider (22) and
The level-one lifting sliding rail (1) extended longitudinally on the level-one lifting frame (16)；The level-one lifting slider (22) is slidably
Ground is connected on the level-one lifting sliding rail (1), and is able to drive the secondary lifting mechanism (3) along the level-one lifting sliding rail
(1) it slides.
5. multistage lifting device according to any one of claim 2 to 4, which is characterized in that the level-one lifting frame
(16) upper end is provided with the level-one horizontal limit devices (17) for limiting secondary lifting mechanism (3) transverse shakiness and uses
Exceed the primary vertical limiting device (18) on level-one lifting frame (16) top in the limitation secondary lifting mechanism (3).
6. multistage lifting device according to claim 1, which is characterized in that the multistage lifting device further includes lifting member
(6), the lifting member (6) is liftably set on the dustproof cover (4).
7. multistage lifting device according to claim 6, which is characterized in that the secondary lifting mechanism (3) includes second level
Lifting frame (8) and two-stage driving gear for driving the lifting member (6) to move up and down, dustproof cover (4) connection
In on the secondary lifting frame (8).
8. multistage lifting device according to claim 7, which is characterized in that the two-stage driving gear includes chain (10)
With the fixed pulley (9) for being set to secondary lifting frame (8) upper end；The chain (10) hang on the fixed pulley
(9) on, and one end of the chain (10) is connected to the lower end of the second-grade lifting (2), and the other end connects the promotion
Part (6).
9. multistage lifting device according to claim 8, which is characterized in that the two-stage driving gear further includes connection institute
It states the second level connector (13) of lifting member (6) and is fixedly connected on the chain fixing piece of the second-grade lifting (2) lower end
(12)；One end of the chain (10) is connected on the chain fixing piece (12), and the other end of the chain (10) connects institute
State second level connector (13).
10. multistage lifting device according to claim 9, which is characterized in that the lower end of the secondary lifting frame (8) is set
There is the secondary vertical limiting device that secondary lifting frame (8) bottom end is skidded off for limiting the second level connector (13)
(14)；And/or
The dustproof cover (4) is equipped with dust protected sliding slot (5) and dust-proof connector (7), and the dust-proof connector (7) passes through described
Dust protected sliding slot (5) connects the second level connector (13) and the lifting member (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910816744.3A CN110469646A (en) | 2019-08-30 | 2019-08-30 | Multistage lifting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910816744.3A CN110469646A (en) | 2019-08-30 | 2019-08-30 | Multistage lifting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110469646A true CN110469646A (en) | 2019-11-19 |
Family
ID=68514348
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910816744.3A Pending CN110469646A (en) | 2019-08-30 | 2019-08-30 | Multistage lifting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110469646A (en) |
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| CN110977947A (en) * | 2019-12-25 | 2020-04-10 | 广东博智林机器人有限公司 | Lifting mechanism and construction robot |
| CN112859376A (en) * | 2021-02-03 | 2021-05-28 | 淄博职业学院 | Outdoor propaganda display device |
| CN114178921A (en) * | 2020-09-14 | 2022-03-15 | 广东博智林机器人有限公司 | Polishing robot |
| CN114195040A (en) * | 2020-09-18 | 2022-03-18 | 广东博智林机器人有限公司 | Lifting mechanism |
| CN114275475A (en) * | 2021-12-24 | 2022-04-05 | 广东博智林机器人有限公司 | Template conveying device and building construction equipment |
| CN114636077A (en) * | 2022-02-16 | 2022-06-17 | 康威通信技术股份有限公司 | Multi-stage transmission telescopic lifting platform and lifting control method |
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Application publication date: 20191119 |
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