CN112717438B - Three-degree-of-freedom motion platform with transverse displacement - Google Patents
Three-degree-of-freedom motion platform with transverse displacement Download PDFInfo
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- CN112717438B CN112717438B CN202011488877.1A CN202011488877A CN112717438B CN 112717438 B CN112717438 B CN 112717438B CN 202011488877 A CN202011488877 A CN 202011488877A CN 112717438 B CN112717438 B CN 112717438B
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- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63J—DEVICES FOR THEATRES, CIRCUSES, OR THE LIKE; CONJURING APPLIANCES OR THE LIKE
- A63J25/00—Equipment specially adapted for cinemas
Abstract
A three-degree-of-freedom motion platform with transverse displacement comprises: the lower platform is used for mounting each part; the upper platform is used for installing bearing equipment; the upper platform is arranged above the lower platform; the first crankshaft driving assembly is used for driving the upper platform to move; the first crankshaft driving assembly is arranged on the lower platform and is connected with the upper platform; the second crankshaft driving assembly is used for driving the upper platform to move; the second crankshaft driving assembly is arranged on the lower platform and is connected with the upper platform; the transverse displacement stable supporting assembly is used for driving the upper platform to move; the lateral displacement stabilizing and supporting assembly is arranged on the lower platform and connected with the upper platform. The utility model has the advantages of simple structure, easy maintenance, small, highly low, be convenient for use in the limited environment in space.
Description
Technical Field
The invention belongs to the technical field of multi-degree-of-freedom motion, and particularly relates to a three-degree-of-freedom motion platform with transverse displacement.
Background
The mainstream platform in the current market is mainly a three-degree-of-freedom platform or a six-degree-of-freedom platform, wherein the three-degree-of-freedom platform does not have a transverse displacement function and only has functions of front and back swinging, left and right swinging and up and down displacement, while the six-degree-of-freedom platform has more freedom of motion, but has high manufacturing cost and large volume and cannot be used in specific occasions, especially cinema scenes. In some usage scenarios, such as when a user is experiencing a 4D movie, a platform with lateral drift is required.
Disclosure of Invention
In view of the above, the present invention provides a three-degree-of-freedom motion platform with lateral displacement, which overcomes or at least partially solves the above problems.
In order to solve the above technical problem, the present invention provides a three-degree-of-freedom motion platform with lateral displacement, comprising:
the lower platform is used for mounting each part;
the upper platform is used for installing bearing equipment; the upper platform is arranged above the lower platform;
the first crankshaft driving assembly is used for driving the upper platform to move; the first crankshaft driving assembly is arranged on the lower platform and is connected with the upper platform;
the second crankshaft driving assembly is used for driving the upper platform to move; the second crankshaft driving assembly is arranged on the lower platform and is connected with the upper platform;
the transverse displacement stable supporting assembly is used for driving the upper platform to move; the lateral displacement stabilizing and supporting assembly is arranged on the lower platform and connected with the upper platform.
Preferably, the first crankshaft drive assembly comprises: the first servo motor, the first planetary gear reducer, the first fixed seat, the first crank, the first lower joint bearing, the first connecting rod, the first upper joint bearing and the first double-lug seat, wherein the first fixed seat is arranged on the lower platform, the first servo motor and the first planetary gear reducer are both arranged on the first fixed seat and are connected with the first fixed seat through shafts, the first lower joint bearing is connected with the first planetary gear reducer through the first crank, the first end of the first connecting rod is connected with the first lower joint bearing while the second end is connected with the first upper joint bearing, and the first double-lug seat is arranged on the upper platform and is connected with the first upper joint bearing.
Preferably, the second crankshaft drive assembly comprises: joint bearing and second double ear seat on second servo motor, second planetary gear reducer, second fixing base, second crank, the second lower joint bearing, second connecting rod, the second, wherein, the second fixing base set up in down on the platform, second servo motor with the second planetary gear reducer all set up in on the second fixing base, and the two hub connection, the second lower joint bearing passes through the second crank with second planetary gear reducer hub connection, the second end of second connecting rod with joint bearing connects and the second end with joint bearing connects on the second, the second double ear seat set up in on the upper mounting, and with joint bearing connects on the second.
Preferably, the lateral displacement stabilizing support assembly comprises: the electric cylinder, electricity jar fixing base, triangular supports frame, two pendulum support arms, cross universal joint seat and pivot, wherein, electricity jar fixing base set up in down on the platform, the cross universal joint seat set up in on the upper mounting plate, the electric cylinder of drive articulate in on the electricity jar fixing base, the support frame set up in down on the platform, two pendulum support arms pass through the pivot articulate in on the support frame, the first end of two pendulum support arms with the electric cylinder of drive is articulated and the second end with the cross universal joint seat is articulated.
Preferably, the lateral displacement stabilizing support assembly further comprises: and the first end of the double-pendulum supporting arm is hinged with the driving electric cylinder through the joint bearing.
Preferably, the lateral displacement stabilizing support assembly further comprises: the fixed pivot of electric jar, the fixed pivot of electric jar wears to establish the electric jar fixing base with drive electric jar to realize the articulated of the two.
Preferably, the first and second crankshaft drive assemblies are disposed on a first side of the lower platform and the lateral displacement stabilizing support assembly is disposed on a second side of the lower platform.
Preferably, the first crankshaft driving assembly, the second crankshaft driving assembly and the lateral displacement stabilizing support assembly are arranged on the lower platform in an isosceles triangle.
Preferably, the lateral displacement stabilizing support assembly is located on a midperpendicular of a line segment formed by connecting the first and second crankshaft drive assemblies.
Preferably, the first crankshaft driving assembly and the second crankshaft driving assembly are connected to form a straight line parallel to the movement direction of the driving electric cylinder in the lateral displacement stabilizing support assembly.
One or more technical solutions in the embodiments of the present invention at least have the following technical effects or advantages: the three-degree-of-freedom motion platform with the transverse displacement is simple in structure, convenient to maintain, small in size, low in height, convenient to use in an environment with limited space and capable of achieving the function of the three-degree-of-freedom platform; compared with the prior motion platform, the lateral displacement function is added, so that the audience can feel the lateral drift feeling during the experience; compared with an electric cylinder transmission mechanism, the adopted crankshaft driving assembly is softer when performing linear motion, the steering is more natural, and the height of the electric cylinder driving mechanism is greatly reduced relative to an electric cylinder platform; compared with the same type of products, the transverse displacement stabilizing and supporting assembly is added, but the size and the height are not increased, and the transverse displacement stabilizing and supporting assembly integrates the transverse displacement transmission function and the platform twisting resistance function, so that the movement is more stable.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on the drawings without creative efforts.
Fig. 1 is a schematic overall structure diagram of a three-degree-of-freedom motion platform with lateral displacement according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a first crankshaft driving assembly in a three-degree-of-freedom motion platform with lateral displacement according to an embodiment of the present invention;
fig. 3 is a schematic structural diagram of a lateral displacement stabilizing support assembly in a three-degree-of-freedom motion platform with lateral displacement according to an embodiment of the present invention.
Detailed Description
The present invention will be described in detail below with reference to specific embodiments and examples, and the advantages and various effects of the present invention will be more clearly apparent therefrom. It will be understood by those skilled in the art that these specific embodiments and examples are for the purpose of illustrating the invention and are not to be construed as limiting the invention.
Throughout the specification, unless otherwise specifically noted, terms used herein should be understood as having meanings as commonly used in the art. Accordingly, unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. If there is a conflict, the present specification will control.
Unless otherwise specifically indicated, various raw materials, reagents, instruments, equipment and the like used in the present invention may be commercially available or may be prepared by existing methods.
As shown in fig. 1-3, in the embodiment of the present application, the present invention provides a three-degree-of-freedom motion platform with lateral displacement, including:
a lower platform 10 for mounting various parts;
an upper platform 20 for mounting a load bearing device; the upper platform 20 is arranged above the lower platform 10;
a first crankshaft driving assembly 30 for driving the upper platform 20 to move; the first crankshaft driving assembly 30 is disposed on the lower platform 10 and connected to the upper platform 20;
a second crankshaft driving assembly 40 for driving the upper platform 20 to move; the second crankshaft driving assembly 40 is disposed on the lower platform 10 and connected to the upper platform 20;
a lateral displacement stabilizing support assembly 50 for driving the upper platform 20 to move; the lateral displacement stabilizing support assembly 50 is disposed on the lower platform 10 and connected to the upper platform 20.
In the present embodiment, the first crank drive assembly 30, the second crank drive assembly 40 and the lateral displacement stabilizing support assembly 50 cooperate to achieve the forward and backward, leftward and rightward, or upward and downward movements of the upper platform 20 relative to the lower platform 10.
1-3, in the present embodiment, the first crankshaft drive assembly 30 includes: a first servo motor 31, a first planetary gear reducer 32, a first fixed seat 33, a first crank 34, a first lower joint bearing 35, a first connecting rod 36, a first upper joint bearing 37 and a first double-lug seat 38, wherein the first fixed seat 33 is disposed on the lower platform 10, the first servo motor 31 and the first planetary gear reducer 32 are disposed on the first fixed seat 33 and are connected to each other, the first lower joint bearing 35 is connected to the first planetary gear reducer 32 through the first crank 34, a first end of the first connecting rod 36 is connected to the first lower joint bearing 35 and a second end is connected to the first upper joint bearing 37, and the first double-lug seat 38 is disposed on the upper platform 20 and is connected to the first upper joint bearing 37.
In the embodiment of the present application, the first crankshaft driving assembly 30 is placed in a flat position, the first servo motor 31 and the first planetary gear reducer 32 are directly connected by screws to form a combined body, after the connection, the combined body is fixed on the first fixing seat 33 through a flange, the bottom of the first fixing seat 33 is flat, a hole is formed in the bottom of the first fixing seat 33 for fixing the lower platform 10, and a vertical plate on the first fixing seat 33 is used for fixing the first planetary gear reducer 32; a hole at one end of the first crank 34 is connected with an output shaft of the first planetary gear reducer 32 through a locking screw, and rotates along with the rotation of the first planetary gear reducer 32, and an output shaft at the other end is connected with a first lower joint bearing 35 in the first crankshaft driving assembly 30; since the first lower joint bearing 35 can rotate freely, the first crank 34 drives the first link 36 to move up and down within a certain range. Due to the first lower joint bearing 35, the first crank drive assembly 30 can rotate in two planes, so that the first link 36 is not subjected to torsional forces. Under the condition of no power supply, the first crankshaft driving assembly 30 and the second crankshaft driving assembly 40 are at the bottom positions of the first crankshaft driving assembly 30 and the second crankshaft driving assembly 40, and after the first crankshaft driving assembly and the second crankshaft driving assembly are normally powered on, the first crankshaft driving assembly 30 and the second crankshaft driving assembly 40 are at the middle positions of the motion strokes of the first crankshaft driving assembly and the second crankshaft driving assembly. When the power is turned on, the driving electric cylinder 51 moves to the middle point of the stroke of the driving electric cylinder 51, and the whole double-swing supporting arm 54 is located at the middle point of the swing stroke and is perpendicular to the lower platform 10. When the lateral displacement stabilizing support assembly 50 is not moved, the first crankshaft driving assembly 30 and the second crankshaft driving assembly 40 rotate in different directions, so that the upper platform 20 can be controlled to make a left-right swinging motion relative to the lower platform 10; when the first crank shaft driving assembly 30 and the second crank shaft driving assembly 40 move in the same direction, the upper platform 20 performs a back-and-forth rocking motion relative to the lower platform 10.
In the embodiment of the present application, the second crankshaft driving assembly 40 includes: joint bearing and second binaural seat under second servo motor, second planetary gear reducer, second fixing base, second crank, second lower joint bearing, second connecting rod, second, wherein, the second fixing base set up in down on the platform 10, second servo motor with second planetary gear reducer all set up in on the second fixing base, and the two hub connection, joint bearing passes through under the second crank with second planetary gear reducer hub connection, the second end of second connecting rod with joint bearing connects and the second end with joint bearing connects on the second, the second binaural seat set up in on the upper mounting platform 20, and with joint bearing connects on the second. .
In the embodiment of the present application, the structure of the second crank drive assembly 40 is the same as that of the first crank drive assembly 30, and the description thereof is omitted.
As shown in fig. 1-3, in the present embodiment, the lateral displacement stabilizing support assembly 50 includes: the electric cylinder 51, the electric cylinder fixing seat 52, the triangular support frame 53, the double-pendulum supporting arm 54, the cross-shaped universal joint seat 55 and the rotating shaft 56 are driven, wherein the electric cylinder fixing seat 52 is arranged on the lower platform 10, the cross-shaped universal joint seat 55 is arranged on the upper platform 20, the electric cylinder 51 is hinged on the electric cylinder fixing seat 52, the supporting frame is arranged on the lower platform 10, the double-pendulum supporting arm 54 is hinged on the supporting frame through the rotating shaft 56, the first end of the double-pendulum supporting arm 54 is hinged with the electric cylinder 51, and the second end of the double-pendulum supporting arm is hinged with the cross-shaped universal joint seat 55.
In the embodiment of the present application, the upper end of the cross universal joint seat 55 is fixedly connected to the upper platform 20, and the lower end is rotatably connected to the double-pendulum supporting arm 54, so that the upper platform 20 can rotate in two directions, i.e., forward and backward swinging and left and right swinging, under the action of the cross universal joint seat 55. The upper, middle and lower parts of the double-pendulum supporting arm 54 are respectively provided with an end hole, the upper end hole is rotatably connected with the lower end of the cross universal joint seat 55, the middle end hole is rotatably connected with the triangular supporting frame 53 through a rotating shaft 56, the lower end hole is rotatably connected with the driving electric cylinder 51, and the whole double-pendulum supporting arm 54 can do swinging motion around the rotating shaft 56 under the support of the triangular supporting frame 53. Since the double-pendulum support arm 23 can only swing in one direction, it can provide a stable support and anti-torsion function for the upper platform 20 under the control of the driving electric cylinder 51, and since the whole lateral displacement stable support assembly 50 bears most of the support force of the upper platform 20, the movement of the first crank drive assembly 30 and the second crank drive assembly 40 is more labor-saving. The triangular support 53 is arranged in a triangular shape, so that the entire lateral displacement stabilizing and supporting assembly 50 is more stable in structure, the lower end of the assembly is fixedly connected with the lower platform 10, and a stabilizing supporting force and a torsion resistance force are provided for the entire upper platform 20 through the double-pendulum supporting arm 54. The lower extreme hole and the driving electric cylinder 51 of two pendulum support arms 54 rotate to be connected, and driving electric cylinder 51 rotates with electric cylinder fixing base 52 to be connected, and electric cylinder fixing base 52 passes through screw fixed connection with lower platform 10, just can drive the swing of two pendulum support arms 54 when driving electric cylinder 51 and being concertina movement. Under the action of the rotating shaft 56, the upper end and the lower end of the double-pendulum supporting arm 54 move in opposite directions, the driving electric cylinder 51 is electrified and then is located in the middle of the self stroke, at the moment, the double-pendulum supporting arm 54 is perpendicular to the lower platform 10, when the driving electric cylinder 51 receives a control command, the telescopic motion is carried out, the double-pendulum supporting arm 54 is driven to carry out the swinging motion, and therefore the transverse displacement motion of the upper platform 20 is driven through the action of the cross universal joint seat 55. The entire upper platform 20 moves with the double swing support arms 54 as the support points, and when the driving cylinder 51, the first crank driving assembly 30 and the second crank driving assembly 40 move together, the entire upper platform 20 can make various compound movements relative to the lower platform 10.
As shown in fig. 1-3, in the present embodiment, the lateral displacement stabilizing support assembly 50 further comprises: and a joint bearing 57, wherein a first end of the double-pendulum supporting arm 54 is hinged with the driving electric cylinder 51 through the joint bearing 57.
In the embodiment of the present application, the lower end hole of the double-pendulum supporting arm 54 is rotatably connected to the joint bearing 57 of the driving electric cylinder 51, and the joint bearing 57 can rotate in any direction, so that when the position of the driving electric cylinder 51 is not perpendicular to the double-pendulum supporting arm 54, the radial force of the driving electric cylinder 51 is reduced, thereby reducing the wear of the driving electric cylinder 51 and greatly increasing the service life of the driving electric cylinder 51. In other embodiments, the driving electric cylinder 51 may be replaced by a transmission mechanism having a telescopic motion, such as a folding electric cylinder, a hydraulic cylinder, and a pneumatic cylinder.
As shown in fig. 1-3, in the present embodiment, the lateral displacement stabilizing support assembly 50 further comprises: the electric cylinder fixing rotating shaft 58 is arranged, and the electric cylinder fixing rotating shaft 58 penetrates through the electric cylinder fixing seat 52 and the driving electric cylinder 51 to realize the hinging of the electric cylinder fixing seat and the driving electric cylinder.
In the embodiment of the present application, the electric cylinder fixing rotating shaft 58 penetrates through the driving electric cylinder 51 and the electric cylinder fixing base 52, so as to realize the rotation connection between the driving electric cylinder 51 and the electric cylinder fixing base 52.
In the present embodiment, the first crankshaft driving assembly 30 and the second crankshaft driving assembly 40 are disposed on a first side of the lower platform 10, and the lateral displacement stabilizing support assembly 50 is disposed on a second side of the lower platform 10.
In the present embodiment, the first crank drive assembly 30 and the second crank drive assembly 40 are disposed on a first side of the lower platform 10, and the lateral displacement stabilizing support assembly 50 is disposed on a second side of the lower platform 10, that is, the lateral displacement stabilizing support assembly 50 is disposed opposite to the first crank drive assembly 30 and the second crank drive assembly 40.
In the present embodiment, the first crank drive assembly 30, the second crank drive assembly 40 and the lateral displacement stabilizing support assembly 50 are arranged on the lower platform 10 in an isosceles triangle. Further, the lateral displacement stabilizing support assembly 50 is located on a midperpendicular of a line segment formed by the connection of the first crank drive assembly 30 and the second crank drive assembly 40.
In the present embodiment, the isosceles triangle arrangement of first crankshaft drive assembly 30, second crankshaft drive assembly 40, and lateral displacement stabilizing support assembly 50 may allow for more balanced and stable movement of upper platform 20.
In the embodiment of the present application, the first crank drive assembly 30 and the second crank drive assembly 40 are connected to form a straight line parallel to the moving direction of the driving electric cylinder 51 in the lateral displacement stabilizing support assembly 50.
In the embodiment of the present application, the connection between the first crankshaft driving assembly 30 and the second crankshaft driving assembly 40 forms a first straight line, and the moving direction of the driving electric cylinder 51 in the lateral displacement stabilizing support assembly 50 forms a second straight line, and the first straight line and the second straight line are parallel, so that the movement of the upper platform 20 can be more balanced and stable.
The three-degree-of-freedom motion platform with the transverse displacement is simple in structure, convenient to maintain, small in size, low in height, convenient to use in an environment with limited space and capable of achieving the function of the three-degree-of-freedom platform; compared with the prior motion platform, the lateral displacement function is added, so that the audience can feel the lateral drift feeling during the experience; compared with an electric cylinder transmission mechanism, the adopted crankshaft driving assembly is softer when performing linear motion, the steering is more natural, and the height of the electric cylinder driving mechanism is greatly reduced relative to an electric cylinder platform; for the product of the same type, owing to increase one set of lateral displacement and stabilize supporting component, but volume and height do not all increase, and lateral displacement stabilizes supporting component and has integrateed the function of lateral displacement transmission function and platform antitorque movement, and the motion is more stable.
It is noted that, in this document, relational terms such as "first" and "second," and the like, may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrases "comprising one of 8230; \8230;" 8230; "does not exclude the presence of additional like elements in a process, method, article, or apparatus that comprises the element. The above description is merely exemplary of the present application and is presented to enable those skilled in the art to understand and practice the present application. 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 application. Thus, the present application 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.
In short, the above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. A three-degree-of-freedom motion platform with transverse displacement is characterized by comprising:
the lower platform is used for mounting each part;
the upper platform is used for installing bearing equipment; the upper platform is arranged above the lower platform;
the first crankshaft driving assembly is used for driving the upper platform to move; the first crankshaft driving assembly is arranged on the lower platform and is connected with the upper platform;
the second crankshaft driving assembly is used for driving the upper platform to move; the second crankshaft driving assembly is arranged on the lower platform and is connected with the upper platform;
the transverse displacement stable supporting assembly is used for driving the upper platform to move; the transverse displacement stable supporting assembly is arranged on the lower platform and is connected with the upper platform;
the lateral displacement stabilizing support assembly comprises: the electric cylinder, electricity jar fixing base, triangular supports frame, two pendulum support arms, cross universal joint seat and pivot, wherein, electricity jar fixing base set up in down on the platform, the cross universal joint seat set up in on the upper mounting plate, the electric cylinder of drive articulate in on the electricity jar fixing base, the support frame set up in down on the platform, two pendulum support arms pass through the pivot articulate in on the support frame, the first end of two pendulum support arms with the electric cylinder of drive is articulated and the second end with the cross universal joint seat is articulated.
2. The three degree of freedom motion platform with lateral displacement of claim 1, wherein the first crankshaft drive assembly includes: the first servo motor, the first planetary gear reducer, the first fixed seat, the first crank, the first lower joint bearing, the first connecting rod, the first upper joint bearing and the first double-lug seat, wherein the first fixed seat is arranged on the lower platform, the first servo motor and the first planetary gear reducer are both arranged on the first fixed seat and are connected with the first fixed seat through shafts, the first lower joint bearing is connected with the first planetary gear reducer through the first crank, the first end of the first connecting rod is connected with the first lower joint bearing while the second end is connected with the first upper joint bearing, and the first double-lug seat is arranged on the upper platform and is connected with the first upper joint bearing.
3. The three degree of freedom motion platform with lateral displacement of claim 1, wherein the second crankshaft drive assembly includes: joint bearing and second binaural seat under second servo motor, second planetary gear reducer, second fixing base, second crank, second lower joint bearing, second connecting rod, second, wherein, the second fixing base set up in down on the platform, second servo motor with second planetary gear reducer all set up in on the second fixing base, and the two hub connection, joint bearing passes through under the second crank with second planetary gear reducer hub connection, the second end of second connecting rod with joint bearing connects and the second end with joint bearing connects on the second, the second binaural seat set up in on the upper mounting, and with joint bearing connects on the second.
4. The three-degree-of-freedom motion platform with lateral displacement of claim 1, wherein the lateral displacement stabilizing support assembly further comprises: and the first end of the double-pendulum supporting arm is hinged with the driving electric cylinder through the joint bearing.
5. The three-degree-of-freedom motion platform with lateral displacement of claim 1, wherein the lateral displacement stabilizing support assembly further comprises: the fixed pivot of electric jar, the fixed pivot of electric jar wears to establish the electric jar fixing base with drive electric jar to realize the articulated of the two.
6. The three-degree-of-freedom motion platform with lateral displacement of claim 1, wherein the first and second crankshaft drive assemblies are disposed on a first side of the lower platform and the lateral displacement stabilizing support assembly is disposed on a second side of the lower platform.
7. The three-degree-of-freedom motion platform with transverse displacement according to claim 1 or 6, wherein the first crankshaft driving assembly, the second crankshaft driving assembly and the transverse displacement stabilizing support assembly are arranged on the lower platform in an isosceles triangle shape.
8. The three-degree-of-freedom motion platform with transverse displacement according to claim 7, wherein the transverse displacement stabilizing support assembly is located on a perpendicular bisector of a line segment formed by connecting the first crankshaft driving assembly and the second crankshaft driving assembly.
9. The three-degree-of-freedom motion platform with the transverse displacement according to claim 1, wherein the first crankshaft driving assembly and the second crankshaft driving assembly are connected to form a straight line parallel to the motion direction of the driving electric cylinder in the transverse displacement stabilizing support assembly.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011488877.1A CN112717438B (en) | 2020-12-16 | 2020-12-16 | Three-degree-of-freedom motion platform with transverse displacement |
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| CN202011488877.1A CN112717438B (en) | 2020-12-16 | 2020-12-16 | Three-degree-of-freedom motion platform with transverse displacement |
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| CN112717438B true CN112717438B (en) | 2022-11-11 |
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| KR101220787B1 (en) * | 2012-02-01 | 2013-01-09 | 씨제이포디플렉스 주식회사 | Four degrees of freedom motion apparatus |
| CN202497713U (en) * | 2012-03-01 | 2012-10-24 | 北京太阳光影影视科技有限公司 | Compact air-compression type 4D dynamic seat platform |
| US20150018107A1 (en) * | 2013-07-02 | 2015-01-15 | International Leisure Products B.V. | Attraction for Amusement Rides Based on Motion Simulation |
| CN209204628U (en) * | 2018-09-30 | 2019-08-06 | 广州数祺数字科技有限公司 | Multidimensional seat motion platform |
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