CN218441442U

CN218441442U - Multi-degree-of-freedom motion platform convenient to overhaul

Info

Publication number: CN218441442U
Application number: CN202222476706.8U
Authority: CN
Inventors: 龚家强; 胡满洲; 俞彬彬
Original assignee: Anhui Zhanxiang Aviation Technology Co ltd
Current assignee: Anhui Zhanxiang Aviation Technology Co ltd
Priority date: 2022-09-19
Filing date: 2022-09-19
Publication date: 2023-02-03
Anticipated expiration: 2032-09-19

Abstract

The application discloses multi freedom motion platform convenient to overhaul belongs to space dynamic simulation technical field. Mainly include platform down, install the electronic jar on platform down, install the upper mounting plate on electronic jar, swing joint has the stay tube on the platform down, swing joint has the bracing piece in the stay tube, be provided with locking portion between stay tube and the bracing piece, locking portion is used for restricting the relative position between stay tube and the bracing piece, swing joint has the slide on the bracing piece, install the guide way under the upper mounting plate, the slide sets up in the guide way and can slide in the guide way, when the electronic jar of certain department takes place to damage and need demolish when maintaining, manual electronic jar department of damage with the slide removal, utilize locking portion restriction relative position between stay tube and the bracing piece to make it become a whole, thereby support the position of electronic jar of needs change, stability when promoting the maintenance. The multi-degree-of-freedom motion platform convenient to overhaul achieves the effect of overhauling support.

Description

Multi-degree-of-freedom motion platform convenient to overhaul

Technical Field

The application relates to the technical field of space dynamic simulation, in particular to a multi-degree-of-freedom motion platform convenient to overhaul.

Background

The multi-degree-of-freedom motion platform adopts an electric or hydraulic driving mode, can realize motion with 1-6 degrees of freedom, and is mainly applied to the fields of engineering simulation, environment simulation, design evaluation, testing, event reappearance and the like, offshore compensation motion and the like.

The main driving components of the multi-degree-of-freedom motion platform, such as the electric cylinder, are prone to failure after being frequently used, however, other accessories are mounted at the upper end of most of the multi-degree-of-freedom motion platforms, at this time, the electric cylinder which is prone to failure is removed, so that the supporting stability of the multi-degree-of-freedom motion platforms is reduced, overall deviation is prone to occurring, and potential safety hazards exist, for example, the multi-degree-of-freedom motion platform which is suitable for large-angle compound posture motion and is disclosed as CN114290318A and a Chinese patent of a motion control inverse solving method of the multi-degree-of-freedom motion platform cannot guarantee the overall safety performance of the electric cylinder when the electric cylinder is removed due to failure, and therefore, the multi-degree-of-freedom motion platform which is convenient to overhaul is needed to be provided to solve the problems.

It should be noted that the above information disclosed in this background section is only for background purposes in understanding the inventive concept, and therefore, it may contain information that does not constitute prior art.

Disclosure of Invention

Based on the above problems in the prior art, the embodiments of the present application are directed to: the multi-degree-of-freedom motion platform convenient to overhaul is provided, and the effect of overhauling support is achieved.

The technical scheme adopted by the application for solving the technical problem is as follows: the utility model provides a multi freedom motion platform convenient to overhaul, includes platform down, installs electronic jar on the platform down, install last platform on the electronic jar, swing joint has the stay tube down on the platform, swing joint has the bracing piece in the stay tube, the stay tube with be provided with locking portion between the bracing piece, locking portion is used for the restriction the stay tube with relative position between the bracing piece, swing joint has the slide on the bracing piece, install the guide way under the upper mounting plate, the slide sets up in the guide way and can slide in the guide way, when the electronic jar of certain department takes place to damage and need demolish the maintenance, manually removes the electronic jar department of damage with the slide, utilizes locking portion to restrict relative position between stay tube and the bracing piece and makes it become a whole to support the position that needs to change electronic jar, promote the stability when overhauing.

Furthermore, the locking part comprises a bolt, a positioning hole is formed in the supporting tube, a fixing hole is formed in the supporting rod, and the bolt penetrates through the positioning hole and the fixing hole to lock the relative position of the supporting tube and the supporting rod.

Furthermore, a guide part is arranged between the supporting tube and the supporting rod, and the guide part is used for limiting the supporting rod to rotate when sliding in the supporting tube.

Furthermore, a placing hole is formed in the supporting tube.

Furthermore, a plurality of groups of elastic clamping blocks are arranged in the middle of the guide groove, and the elastic clamping blocks are used for fixing the position of the sliding seat.

Furthermore, a rubber pad is arranged on one side of the elastic clamping block, which is in contact with the sliding seat.

The beneficial effect of this application is: the application provides a multi freedom motion platform convenient to overhaul through the cooperation that is provided with bracing piece and stay tube, can reach when needs are dismantled the maintenance to electronic jar, utilizes bracing piece and stay tube combination to support the electronic jar department of damage, promotes holistic stability.

In addition to the objects, features and advantages described above, other objects, features and advantages of the present invention are also provided. The present invention will be described in further detail below with reference to the drawings.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate exemplary embodiments of the invention and together with the description serve to explain the invention and not to limit the invention. In the drawings:

FIG. 1 is a general schematic view of a multi-degree of freedom motion platform for ease of maintenance according to the present application;

FIG. 2 is a schematic bottom view of FIG. 1;

FIG. 3 is an enlarged view of area A of FIG. 2;

wherein, in the figures, the respective reference numerals:

1. an upper platform; 2. a lower platform; 3. an electric cylinder; 4. a lower support; 5. supporting a pipe; 6. a support bar; 7. a bolt; 8. a guide groove; 9. a slide base; 10. a fixed block; 11. a clamping lever; 12. the spring is clamped.

Detailed Description

It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict. The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

In order to make the technical solutions of the present invention better understood, 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.

It should be noted that the terms "first," "second," and the like in the description and claims of the present invention and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the terms so used are interchangeable under appropriate circumstances for describing embodiments of the invention herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of exemplary embodiments according to the present application. As used herein, the singular forms "a", "an", and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.

As shown in fig. 1-3, the present application provides a multiple degree of freedom motion platform convenient for maintenance, which comprises a lower platform 2, an electric cylinder 3 installed on the lower platform 2, and an upper platform 1 installed on the electric cylinder 3, wherein the upper platform 1 is controlled by a circuit to realize the change of each position by controlling the cooperation of extension and retraction of six groups of electric cylinders 3.

A lower support 4 is arranged at the central position of the lower platform 2 through a bolt, a universal ball is arranged on the lower support 4, a support tube 5 is fixedly arranged on a ball body of the lower support, so that the support tube 5 can incline towards all directions by taking the universal ball as a center, a support rod 6 is movably connected to the inner side of the support tube 5, the support rod 6 can slide up and down on the inner side of the support tube 5, a guide groove 8 is fixedly arranged at the lower end of the upper platform 1, three notches with consistent interval angles are arranged in the guide groove 8 and intersect at the center, each notch is respectively arranged between two groups of adjacent electric cylinders 3, a slide seat 9 is movably connected to the inner side of the guide groove 8, the slide seat 9 can slide to the end part of any notch, the lower end of the slide seat 9 is also connected with the support rod 6 through the universal ball, so that each inclination angle can be formed between the support rod 6 and the slide seat 9, a through positioning hole is arranged at the upper end of the support tube 5, a through fixing hole is arranged at the middle part of the support rod 6, a bolt 7 is arranged at the outer side of the support tube 5, and the bolt 7 has a diameter consistent with the diameter of the positioning hole and the fixing hole;

when the electric cylinder 3 normally operates, the supporting rod 6 moves up and down in the supporting tube 5 or inclines with the sliding seat 9 at an angle along with the movement of the upper platform 1, when the electric cylinder 3 at a certain position is damaged and needs to be removed, the sliding seat 9 is manually moved to the top end of the outer side of the notch of the guide groove 8 at the corresponding position of the damaged electric cylinder 3, at the moment, the positioning hole in the supporting tube 5 is superposed with the fixing hole in the supporting rod 6, the bolt 7 penetrates through the positioning hole and the fixing hole, so that the relative position between the supporting rod 6 and the supporting tube 5 is locked, the supporting rod 6 and the supporting tube 5 form a whole body so as to support the damaged electric cylinder 3, and the risk of potential safety hazard when the damaged electric cylinder 3 is removed is reduced;

the fixed orifices sets up in the middle part of bracing piece 6 and can make under the support condition, and bracing piece 6 still has half length in stay tube 5 to increase stay tube 5 and bracing piece 6 overall intensity when locking fixedly, avoid pressure too big emergence buckle, improve the stability of supporting.

The groove is formed in the inner side of the supporting tube 5, and the convex block matched with the groove is arranged on the outer side of the supporting rod 6, so that the supporting rod 6 cannot rotate when sliding up and down in the supporting tube 5, and the fixing hole and the positioning hole can be coincided.

The downside of stay tube 5 is provided with the hole of placing that runs through, and the diameter of placing the hole is unanimous with the diameter of bolt 7, and bracing piece 6 is in 5 gliding stroke ranges of stay tube, and the lower extreme of bracing piece 6 can't be plugged up placing the hole all the time, and when 3 normal use of electronic jar, bolt 7 can insert and place downthehole storage, avoids bolt 7 to lose.

Three groups of fixed blocks 10 are uniformly and fixedly installed around the middle of the guide groove 8, a clamping rod 11 is movably connected to the inner side of the fixed block 10, a clamping spring 12 is arranged on the clamping rod 11, the clamping spring 12 is used for being matched with the fixed block 10 to apply force to the clamping rod 11 towards the center of the guide groove 8, so that when the electric cylinder 3 is normally used, the sliding seat 9 can be placed in the middle of the three groups of clamping rods 11, the position of the sliding seat 9 is limited through the clamping rod 11, and abnormal sound caused by continuous sliding of the sliding seat 9 in the guide groove 8 under the influence of gravity in the movement process of the upper platform 1 is prevented;

the rubber pad is arranged on one side of the clamping rod 11, which is in contact with the sliding seat 9, so that the friction force between the clamping rod 11 and the sliding seat 9 can be increased, and the stability of fixing the sliding seat 9 is improved.

The relative arrangement of the components and steps, the numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present invention unless it is specifically stated otherwise. Meanwhile, it should be understood that the sizes of the respective portions shown in the drawings are not drawn in an actual proportional relationship for the convenience of description. Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate. In all examples shown and discussed herein, any particular value should be construed as exemplary only and not as limiting. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.

For ease of description, spatially relative terms such as "over 8230," "upper surface," "above," and the like may be used herein to describe the spatial positional relationship of one device or feature to other devices or features as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary terms "at 8230; \8230; 'above" may include both orientations "at 8230; \8230;' above 8230; 'at 8230;' below 8230;" above ". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

In the description of the present invention, it is to be understood that the directions or positional relationships indicated by the directional terms such as "front, rear, upper, lower, left, right", "lateral, vertical, horizontal" and "top, bottom", etc., are generally based on the directions or positional relationships shown in the drawings, and are for convenience of description and simplicity of description only, and in the case of not making a reverse description, these directional terms do not indicate and imply that the device or element referred to must have a particular orientation or be constructed and operated in a particular orientation, and therefore, should not be considered as limiting the scope of the present invention; the terms "inner and outer" refer to the inner and outer relative to the profile of the respective component itself.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. 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

1. The utility model provides a multi freedom motion platform convenient to overhaul, includes lower platform (2), installs electronic jar (3) on lower platform (2), install last platform (1) on electronic jar (3), its characterized in that: swing joint has stay tube (5) on lower platform (2), swing joint has bracing piece (6) in stay tube (5), stay tube (5) with be provided with locking portion between bracing piece (6), locking portion is used for the restriction stay tube (5) with relative position between bracing piece (6), swing joint has slide (9) on bracing piece (6), install guide way (8) under upper platform (1), slide (9) set up in guide way (8) and can slide in guide way (8).

2. The easy-to-service multiple degree of freedom motion platform of claim 1, wherein: the locking part comprises a bolt (7), a positioning hole is formed in the supporting tube (5), a fixing hole is formed in the supporting rod (6), and the bolt (7) penetrates through the positioning hole and the fixing hole to lock the relative position of the supporting tube (5) and the supporting rod (6).

3. The multi-degree-of-freedom motion platform convenient to overhaul as recited in claim 2, wherein: a guide part is arranged between the supporting tube (5) and the supporting rod (6), and the guide part is used for limiting the supporting rod (6) to rotate when sliding in the supporting tube (5).

4. The multi-degree-of-freedom motion platform convenient to overhaul as recited in claim 2, wherein: a placing hole is arranged on the supporting tube (5).

5. The multi-degree-of-freedom motion platform convenient to overhaul of claim 1, wherein: the middle part of the guide groove (8) is provided with a plurality of groups of elastic clamping blocks, and the elastic clamping blocks are used for fixing the position of the sliding seat (9).

6. The easy-to-service multiple degree of freedom motion platform of claim 5, wherein: and a rubber pad is arranged on one side of the elastic clamping block, which is in contact with the sliding seat (9).