CN115626583A - Multipoint support parallel motion lifting device - Google Patents
Multipoint support parallel motion lifting device Download PDFInfo
- Publication number
- CN115626583A CN115626583A CN202211157179.2A CN202211157179A CN115626583A CN 115626583 A CN115626583 A CN 115626583A CN 202211157179 A CN202211157179 A CN 202211157179A CN 115626583 A CN115626583 A CN 115626583A
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- CN
- China
- Prior art keywords
- table body
- lifting device
- base
- assembly
- driver
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F7/00—Lifting frames, e.g. for lifting vehicles; Platform lifts
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F7/00—Lifting frames, e.g. for lifting vehicles; Platform lifts
- B66F7/10—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported directly by jacks
- B66F7/12—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported directly by jacks by mechanical jacks
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F7/00—Lifting frames, e.g. for lifting vehicles; Platform lifts
- B66F7/28—Constructional details, e.g. end stops, pivoting supporting members, sliding runners adjustable to load dimensions
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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
- 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
- F16H2019/0668—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 with open loop, e.g. with the free ends of the flexible member fixed to the casing, e.g. when the drive means are arranged on the carriage
Abstract
The invention discloses a lifting device for multi-point supporting parallel motion, which belongs to the technical field of spaceflight and comprises a plurality of table bodies, a driving assembly, a guide assembly and a limiting assembly, wherein the adjacent table bodies are connected through a connecting assembly; the driving assembly is arranged on the base, one side of the driving assembly, which is far away from the base, is connected with the table body and is used for driving the table body to move up and down; one end of the guide component is connected with the table body, and the other end of the guide component is connected with the base and used for controlling the movement direction of the table body; the limiting assembly is connected with the base and used for limiting the movement range of the table body. The lifting device with the multipoint support and the parallel motion provided by the invention can meet the requirement of rapid large-range heavy-load lifting, and has the advantages of high automation degree, strong operability, strong adaptability, simple structure, safety, reliability and the like. The invention solves the problem that the position of the heavy-duty equipment can not be efficiently adjusted in the prior art, has obvious effect and is suitable for wide popularization.
Description
Technical Field
The invention relates to the technical field of spaceflight, in particular to a lifting device for multi-point support parallel motion.
Background
With the progress of science and technology, the position adjustment of equipment is more and more automatic and intelligent. At present, heavy-duty equipment is more and more widely applied, but the position of the heavy-duty equipment cannot be adjusted by the existing equipment, or the butt joint or the centering cannot be quickly realized in the adjustment process of the heavy-duty equipment due to the structural characteristics of the heavy-duty equipment, so that the working efficiency is seriously influenced.
Aiming at the problems, in order to realize the quick centering and butt joint of the heavy-duty equipment, a large-scale quick lifting device needs to be developed so as to solve the problems that the position of the heavy-duty equipment cannot be adjusted in the prior art, or the butt joint or the centering cannot be quickly realized in the adjusting process of the heavy-duty equipment due to the structural characteristics of the heavy-duty equipment, and the working efficiency is seriously influenced.
Disclosure of Invention
In view of the above-mentioned drawbacks, the present invention provides a lifting device with multi-point support and parallel movement, so as to solve the problem that the prior art cannot adjust the position of a heavy-duty device, or the butt joint or centering cannot be quickly achieved in the adjustment process of the heavy-duty device due to the structural characteristics of the heavy-duty device, which seriously affects the working efficiency.
The invention provides a multi-point supporting and parallel moving lifting device, which comprises:
the platform bodies are provided with a plurality of platform bodies, and the adjacent platform bodies are connected through a connecting assembly;
the driving assembly is arranged on the base, one side of the driving assembly, which is far away from the base, is connected with the table body and is used for driving the table body to move up and down;
one end of the guide component is connected with the table body, and the other end of the guide component is connected with the base and used for controlling the movement direction of the table body;
and the limiting assembly is connected with the base and used for limiting the movement range of the table body.
Preferably, the drive assembly comprises:
a driver connected with the base;
the first speed reducer is connected with the driver;
the universal shaft is connected with the driver through a first commutator, the universal shaft penetrates through the first commutator, and the driver is used for driving the universal shaft to rotate;
the second reverser is connected with the universal shaft and is used for transmitting the power transmitted by the universal shaft to two directions;
the second speed reducer is connected with the second commutator, and a plurality of second speed reducers are symmetrically arranged on two sides of the second commutator;
and the rigid chain is connected with the second speed reducer, one end of the rigid chain is connected with the table body, and the rigid chain is used for supporting the table body in the vertical direction.
Preferably, the guide assembly comprises a plurality of guide units, the guide units are arranged around the table body, and the guide units are arranged between the table body and the base in a centrosymmetric manner.
Preferably, the guide unit includes:
one end of the first guide piece is connected with the base, and the other end of the first guide piece is connected with the table body;
one end of the second guide piece is connected with the base, the other end of the second guide piece is rotatably connected with the first guide piece, and the second guide piece and the first guide piece form a herringbone structure.
Preferably, the limiting assembly comprises a plurality of limiting columns, and the plurality of limiting columns surround the driving assembly.
Preferably, the universal shaft is further provided with a plurality of locking assemblies, and the locking assemblies are arranged on two sides of the driver and used for limiting the rotation of the universal shaft.
Preferably, the connection assembly comprises:
the first connecting piece is of an I-shaped structure, and reinforcing rib plates are arranged at one ends of the first connecting piece and the platform body;
the second connecting piece, with first connecting piece is connected, be equipped with on the second connecting piece with the recess of first connecting piece block, the both sides of recess be equipped with be used for with the tight piece in top of first connecting piece butt, top the piece with the second connecting piece passes through threaded connection.
Preferably, the base is provided with a chain box for accommodating the rigid chain, the rigid chain is arranged in the chain box, the chain box and the universal shaft are arranged in parallel, the chain box and the rigid chain are in one-to-one correspondence, and the adjacent chain boxes are arranged in a staggered manner.
Preferably, the driving assemblies are provided with a plurality of driving assemblies and correspond to the table bodies one by one; the driving assemblies are arranged in an area defined by the guide units.
The invention also provides a lifting method for multi-point support parallel motion, which is used for any one of the lifting devices for multi-point support parallel motion, and comprises the following specific steps:
According to the scheme, the multi-point supporting parallel motion lifting device belongs to the field of aerospace technology application, provides a reliable lifting platform for equipment, can meet the requirement of rapid large-range heavy-load lifting, and has the advantages of high automation degree, strong operability, strong adaptability, simple structure, safety, reliability and the like. The device has the main functions that the device is driven by the driving component, and the lifting control function of large-scale equipment is realized by guiding by the guiding component; the control mode adopts the modes of line control inching, one-button operation and the like, and personnel can properly control the button according to an instruction to realize the lifting action. The invention solves the problems that the position of heavy-duty equipment can not be adjusted in the prior art, or the butt joint or centering can not be quickly realized in the adjustment process of the heavy-duty equipment due to the structural characteristics of the heavy-duty equipment, thereby seriously affecting the working efficiency, has remarkable effect and is suitable for wide popularization.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic structural diagram of a table body of a multi-point supporting and parallel-moving lifting device provided by the invention;
fig. 2 is a schematic structural diagram of a connecting assembly of a multi-point supporting parallel motion lifting device provided by the invention;
FIG. 3 is a schematic structural diagram of a multi-point supporting and parallel moving lifting device provided in the present invention;
fig. 4 is a schematic structural diagram of a driving assembly of a multi-point supporting parallel-motion lifting device provided by the invention.
In FIGS. 1-4:
1. a first stage body; 2. a second stage body; 3. a connecting assembly; 4. a first connecting member; 5. a second connecting member; 6. a rigid chain; 7. a guide assembly; 8. a first decelerator; 9. a chain case; 10. a second commutator; 11. a driver; 12. a locking assembly; 13. a cardan shaft; 14. a limiting component; 15. a second decelerator; 16. a first commutator.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 to 4, an embodiment of a multi-point supporting and parallel moving lifting device according to the present invention will be described. The lifting device for multi-point support parallel motion comprises a plurality of table bodies, a driving assembly, a guide assembly 7 and a limiting assembly 14, wherein the adjacent table bodies are connected through a connecting assembly 3; the driving assembly is arranged on the base, one side of the driving assembly, which is far away from the base, is connected with the table body and is used for driving the table body to move up and down, and the base is arranged on the ground; one end of the guide assembly 7 is connected with the table body, and the other end of the guide assembly is connected with the base and used for controlling the movement direction of the table body; the limiting component 14 is connected with the base and used for limiting the motion range of the table body.
In this embodiment, the stage body can be equipped with two, and two stage bodies are named first stage body 1 and second stage body 2 respectively, and first stage body 1 and second stage body 2 are connected and mutual direction through coupling assembling 3, and coupling assembling 3 can realize the relative motion between two stage bodies, has established less the requirement to the synchro control precision, and the operation is simpler, and the motion process is more smooth, and work efficiency is higher. The multi-point supporting parallel movement lifting device further comprises a wired manual operation box electrically connected with the driving assembly, a control button is arranged on the wired manual operation box, and the wired manual operation box can automatically run to the end by pressing down the control button device, so that the wire control inching and one-button control are realized.
Compared with the prior art, the lifting device with the multi-point support and parallel movement has the main functions that the driving component is used for transmission, the guide component 7 is used for guiding to realize the lifting control function of large equipment, and exemplarily, the lifting device can be lifted from a 0 plane to a 7.5m plane; the device is arranged on the ground, adopts a multi-point supporting and parallel operation mode and can be used for 160m 2 Lifting heavy-load equipment in an area of about 50t, wherein the positioning precision and the synchronization precision can reach 3mm; the device has the advantages of high automation degree, capability of realizing personnel control, simple structure, strong operability, safety and reliability; the device adopts drive-by-wire inching, one-button operation and other modes on the control mode, and personnel can properly control the button on the console electrically connected with the driving component according to the instruction to realize the lifting action.
As another embodiment of the present invention, the structure of the multi-point supporting and parallel moving lifting device is substantially the same as that of the above embodiment, except that the driving assembly comprises a driver 11, a first speed reducer 8, a cardan shaft 13, a second commutator 10, a second speed reducer 15, and a rigid chain 6, wherein the driver 11 is connected with the base, and the driver 11 can be a motor; the first speed reducer 8 is connected with a driver 11; the universal shaft 13 is connected with the driver 11 through the first commutator 16, the universal shaft 13 penetrates through the first commutator 16, and the driver 11 is used for driving the universal shaft 13 to rotate; the second commutator 10 is connected with the universal shaft 13, and the second commutator 10 is used for transmitting the power transmitted by the universal shaft 13 to two directions; the second speed reducer 15 is connected with the second commutator 10, and a plurality of second speed reducers 15 are symmetrically arranged at two sides of the second speed reducer 15; the rigid chain 6 is connected with the second speed reducer 15, and one end of the rigid chain is connected with the table body, and the rigid chain 6 is used for supporting the table body along the vertical direction. The lifting action is realized through the movement of the first speed reducer 8, the second commutator 10, the rigid chain 6 and the like of the driver 11, the driver 11 corresponds to the table bodies one by one, and the difficulty of synchronous and stable lifting control of the single table body is reduced by adopting a mode of motor driving and mechanical rigid connection for the single table body.
As another embodiment of the present invention, the structure of the multi-point supporting and parallel moving lifting device is substantially the same as that of the above embodiment, except that the guide assembly 7 includes a plurality of guide units, the plurality of guide units are disposed around the table body, and the plurality of guide units are disposed between the table body and the base in a central symmetry manner.
In this embodiment, the guiding unit includes a first guiding member and a second guiding member, wherein one end of the first guiding member is connected to the base, and the other end of the first guiding member is connected to the table body; one end of the second guide part is connected with the base, the other end of the second guide part is rotatably connected with the first guide part, and the second guide part and the first guide part form a herringbone structure, namely the herringbone cross brace structure is formed. The cross-brace guide in the shape of a Chinese character 'ren' and the use of the rigid chain 6 and the mutual association of the connecting components 3 are realized by rotating the hinged shaft, and the function of resisting the horizontal load of the lifting platform is realized.
In the embodiment, four guide units are arranged, the four guide units form a rectangular structure, the table body is of a cuboid structure, any two adjacent guide units are connected with the first table body 1, and the guide units are arranged at adjacent corners; the other two guide units are connected with the second table body 2 and arranged at adjacent angles, the single table body adopts 2 herringbone scissors for guiding, and the two table bodies interact and guide mutually.
As another embodiment of the present invention, the structure of the multi-point supporting and parallel moving lifting device is substantially the same as that of the above embodiment, except that the limiting component 14 includes a plurality of limiting posts, the plurality of limiting posts are disposed around the driving component, and the limiting posts adopt spring dampers to buffer impact so as to ensure mechanical safety when the platform body descends to the proper position.
As another embodiment of the present invention, the structure of the multi-point supporting and parallel moving lifting device is substantially the same as that of the above-mentioned embodiments, except that a plurality of locking assemblies 12 are further provided on the universal shaft 13, and the locking assemblies 12 are provided on both sides of the actuator 11 for limiting the rotation of the universal shaft 13. The locking assembly 12 may be a hydraulic brake, and when the driving assembly drives the platform body to move to a suitable position and stop, the hydraulic brake works to maintain the state of the platform body and realize in-place maintenance of the lifting platform.
As another embodiment of the present invention, the structure of the lifting device with multi-point support and parallel motion is substantially the same as that in the above embodiment, and the difference is that the connecting assembly 3 includes a first connecting member 4 and a second connecting member 5, wherein the first connecting member 4 is connected with the first platform body 1, the first connecting member 4 is an i-shaped structure, and one end of the first connecting member 4 and one end of the platform body are provided with a reinforcing rib plate; second connecting piece 5 one side is connected with first connecting piece 4, and the opposite side is connected with second stage body 2, is equipped with the recess with 4 blocks of first connecting piece on the second connecting piece 5, and the both sides of recess are equipped with the top tight part that is used for with 4 butts of first connecting piece, and top tight part passes through threaded connection with second connecting piece 5. The groove may be a long groove extending in a vertical direction, and the first connecting member 4 slides in the direction of the groove. It is within the scope of the present disclosure that the above-described performance functions of the connection assembly 3 can be achieved.
As another embodiment of the present invention, the structure of the multi-point supporting and parallel-moving lifting device is substantially the same as that of the above-described embodiment, except that a chain box 9 for accommodating the rigid chain 6 is provided on the base, the rigid chain 6 is disposed in the chain box 9, the chain box 9 is disposed in parallel with the universal shaft 13, the chain boxes 9 correspond to the rigid chains 6 one by one, and adjacent chain boxes 9 are disposed in a staggered manner.
In this embodiment, the driving assemblies are provided in a plurality and correspond to the stage bodies one by one; the driving components are arranged in the area defined by the guide units.
Compared with the prior art, the multi-point supporting parallel movement lifting device effectively solves the problems of synchronous lifting and the like of large load, high precision, large stroke and large-range equipment, reduces the control difficulty, improves the safety in the operation process, has high automation degree, can realize point control and one-button control of personnel, and has the advantages of simple structure, strong operability, safety and reliability. In the stage body lift in-process, the bridging is used for the direction, and coupling assembling 3 transmits the interact power between the stage body, avoids stage body horizontal migration, and then avoids rigid chain 6 to bear the horizontal force.
The lifting method of the lifting device with the multipoint support and parallel movement comprises the following specific steps:
The longest transmission link in the invention is: the driver 11-the first reducer 8-the second commutator 10-the cardan shaft 13-the second commutator 10-the rigid chain 6. A driver 11 drives 8 rigid chains 6 to mechanically run synchronously, and two motors drive 16 rigid chains 6 to control the synchronous running. The lifting device realizes high-precision synchronous operation by adopting a mode of mechanical rigidity synchronization and control synchronization, wherein the first connecting piece 4 and the second connecting piece 5 allow vertical unidirectional relative motion, so that the precision realization difficulty of a control system is reduced from the mechanical layer. It will be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like, as used herein, refer to an orientation or positional relationship indicated in the drawings, which is solely for the purpose of facilitating the description and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and is therefore not to be construed as limiting the invention.
The embodiments are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same or similar parts among the embodiments are referred to each other. Details which are not described in detail in the embodiments of the invention belong to the prior art which is known to the person skilled in the art.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (10)
1. A multi-point support parallel motion lifting device, comprising:
the table bodies are provided with a plurality of table bodies, and adjacent table bodies are connected through a connecting assembly (3);
the driving assembly is arranged on the base, one side of the driving assembly, which is far away from the base, is connected with the table body and is used for driving the table body to move up and down;
one end of the guide component (7) is connected with the table body, and the other end of the guide component is connected with the base and used for controlling the movement direction of the table body;
and the limiting component (14) is connected with the base and is used for limiting the movement range of the table body.
2. A multi-point support parallel motion lift device as claimed in claim 1, wherein said drive assembly comprises:
a driver (11) connected with the base;
a first reduction gear (8) connected to the drive (11);
the universal shaft (13) is connected with the driver (11) through a first commutator (16), the universal shaft (13) penetrates through the first commutator (16), and the driver (11) is used for driving the universal shaft (13) to rotate;
the second commutator (10) is connected with the universal shaft (13), and the second commutator (10) is used for transmitting the power transmitted by the universal shaft (13) to two directions;
the second speed reducer (15) is connected with the second commutator (10), and a plurality of second speed reducers (15) are symmetrically arranged on two sides of the second commutator (10);
and the rigid chain (6) is connected with the second speed reducer (15), one end of the rigid chain is connected with the table body, and the rigid chain (6) is used for supporting the table body in the vertical direction.
3. A multi-point support and parallel movement lifting device as claimed in claim 2, characterized in that said guiding assembly (7) comprises a plurality of guiding units, a plurality of said guiding units being arranged around said table body, a plurality of said guiding units being arranged centrally symmetrically between said table body and said base.
4. The multi-point support lifting device for parallel movement according to claim 3, wherein the guide unit comprises:
one end of the first guide piece is connected with the base, and the other end of the first guide piece is connected with the table body;
one end of the second guide piece is connected with the base, the other end of the second guide piece is rotatably connected with the first guide piece, and the second guide piece and the first guide piece form a herringbone structure.
5. A multi-point support and parallel movement lifting device according to claim 4, wherein the limiting component (14) comprises a plurality of limiting columns, and a plurality of limiting columns are arranged around the driving component.
6. The multi-point supporting and parallel moving lifting device as claimed in claim 5, wherein a plurality of locking assemblies (12) are further arranged on the universal shaft (13), and the locking assemblies (12) are arranged on two sides of the driver (11) and used for limiting the rotation of the universal shaft (13).
7. A multi-point support parallel motion lifting device according to claim 6, wherein the connection assembly (3) comprises:
the first connecting piece (4) is of an I-shaped structure, and reinforcing rib plates are arranged at one ends of the first connecting piece (4) and the platform body;
second connecting piece (5), with first connecting piece (4) are connected, be equipped with on second connecting piece (5) with the recess of first connecting piece (4) block, the both sides of recess be equipped with be used for with the tight piece in top of first connecting piece (4) butt, top the tight piece with second connecting piece (5) pass through threaded connection.
8. A multi-point supporting and parallel moving lifting device as claimed in claim 6, wherein the base is provided with chain boxes (9) for accommodating the rigid chains (6), the rigid chains (6) are arranged in the chain boxes (9), the chain boxes (9) are arranged in parallel with the universal shafts (13), the chain boxes (9) correspond to the rigid chains (6) one by one, and the adjacent chain boxes (9) are arranged in a staggered manner.
9. The multi-point supporting and parallel-moving lifting device as claimed in claim 6, wherein the driving components are provided in number and correspond to the table bodies one by one; the driving assemblies are arranged in an area defined by the guide units.
10. A multi-point support parallel motion lifting method, which is used for the multi-point support parallel motion lifting device as claimed in any one of claims 6-9, and comprises the following specific steps:
step 1, a lifting process: the driver (11) is excited, the locking assembly (12) is opened at the same time, the driver (11) rotates forwards, the rigid chain (6) is driven to extend out, and the rigid chain (6) drives the table body to ascend;
step 2, a descending process: the driver (11) is excited, meanwhile, the locking assembly (12) is opened, at the moment, the driver (11) reverses, the rigid chain (6) is driven to retract, and the table body is driven to descend by the rigid chain (6).
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210260282 | 2022-03-16 | ||
| CN2022102602823 | 2022-03-16 |
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| Publication Number | Publication Date |
|---|---|
| CN115626583A true CN115626583A (en) | 2023-01-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211157179.2A Pending CN115626583A (en) | 2022-03-16 | 2022-09-22 | Multipoint support parallel motion lifting device |
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| CN (1) | CN115626583A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114920170A (en) * | 2022-07-04 | 2022-08-19 | 北京航天发射技术研究所 | Multifunctional heavy-load primary-secondary lifting device |
-
2022
- 2022-09-22 CN CN202211157179.2A patent/CN115626583A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114920170A (en) * | 2022-07-04 | 2022-08-19 | 北京航天发射技术研究所 | Multifunctional heavy-load primary-secondary lifting device |
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