CN216280329U - Six-degree-of-freedom swing table stabilizing structure - Google Patents
Six-degree-of-freedom swing table stabilizing structure Download PDFInfo
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- CN216280329U CN216280329U CN202122982586.4U CN202122982586U CN216280329U CN 216280329 U CN216280329 U CN 216280329U CN 202122982586 U CN202122982586 U CN 202122982586U CN 216280329 U CN216280329 U CN 216280329U
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Abstract
The utility model discloses a stable structure of a six-degree-of-freedom swing table, which comprises a base, a hinge and a hydraulic rod, wherein the hydraulic rod is arranged on the base through the hinge, and a reinforcing structure is arranged between the hydraulic rod and the base; the hinge disclosed by the utility model has the advantages that the structure is reasonable, the design is novel, the base and the hydraulic rod can be connected through the reinforcing structure, the reinforcing structure can be used for carrying out auxiliary support on the hydraulic rod, the gravity borne by the hinge is dispersed, the pressure of the hinge is relieved, the service life of the hinge is prolonged, the hinge is more stable, the hinge can be conveniently used according to different types of hydraulic rods, and the applicability is strong.
Description
Technical Field
The utility model relates to the technical field of six-degree-of-freedom rocking platforms, in particular to a stable structure of a six-degree-of-freedom rocking platform.
Background
In recent years, the theory and engineering of a six-degree-of-freedom pure parallel mechanism enter the research stage. The rigid body in the three-dimensional space has at most six degrees of freedom, and the parallel mechanism generally has 2-6 degrees of freedom. We refer to a parallel mechanism with six degrees of freedom as a fully parallel mechanism. The six-degree-of-freedom motion platform is to adopt a 6-SPS type motor to drive a pure parallel mechanism, the 6-SPS type parallel mechanism is actually a Stewart or Gough platform and mainly comprises two platforms, wherein one platform is also called as a movable platform, the other platform is also called as a base, the two platforms are connected through a hydraulic rod, a hinge is arranged between the hydraulic rod and the platforms, the hinge is movable when the upper platform is subjected to angle change due to the fact that the hinge belongs to a frequent moving position, the hinge is movable along with the upper platform, the gravity of the hydraulic rod, the upper platform and equipment on the platforms acts on the hinge, the hinge is easy to damage after long-time use, the service life is low, and therefore the six-degree-of-freedom swing platform stabilizing structure is provided.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects of the prior art, the stabilizing structure of the swing table with six degrees of freedom comprises a base, a hinge and a hydraulic rod, wherein the hydraulic rod is arranged on the base through the hinge, and a reinforcing structure is arranged between the hydraulic rod and the base;
the reinforcing structure comprises a sleeve, the sleeve is sleeved on an outer ring of the hinge and is arranged on the base through a third bolt, a fixing sleeve is arranged at the upper end of the sleeve, and the outer end of the fixing sleeve is connected with the sleeve through a spring;
the fixed cover comprises a pair of arc-shaped sleeves with the same structure, and two ends of each arc-shaped sleeve are fixed through first bolts.
Preferably, a connecting plate is connected between the end, far away from the sleeve pipe, of the spring and the arc-shaped sleeve, and the connecting plate is connected with the arc-shaped sleeve through a second bolt.
Preferably, the connecting plate is of an arc-shaped structure matched with the side wall of the arc-shaped sleeve.
Preferably, a mounting ring is connected between the spring and the inner wall of the sleeve, and the mounting ring is rotatably mounted on the inner wall of the sleeve.
The utility model has the following beneficial effects: the hinge disclosed by the utility model has the advantages that the structure is reasonable, the design is novel, the base and the hydraulic rod can be connected through the reinforcing structure, the reinforcing structure can be used for carrying out auxiliary support on the hydraulic rod, the gravity borne by the hinge is dispersed, the pressure of the hinge is relieved, the service life of the hinge is prolonged, the hinge is more stable, the hinge can be conveniently used according to different types of hydraulic rods, and the applicability is strong.
Drawings
FIG. 1 is a schematic front view of the present invention;
fig. 2 is a schematic top view of the present invention.
In the figure: 1-base, 2-hinge, 3-hydraulic rod, 4-sleeve, 10-third bolt, 5-spring, 6-arc sleeve, 7-first bolt, 8-connecting plate, 9-second bolt and 11-mounting ring.
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. 1-2, a six-degree-of-freedom swing table stabilizing structure includes a base 1, a hinge 2 and a hydraulic rod 3, wherein the hydraulic rod 3 is mounted on the base 1 through the hinge 2, and a reinforcing structure is mounted between the hydraulic rod 3 and the base 1;
can connect base 1 and hydraulic stem 3 through reinforced structure, carry out the auxiliary stay to hydraulic stem 3, alleviate hinge 2's pressure, prolong hinge 2's life.
The reinforcing structure comprises a sleeve 4, the sleeve 4 is sleeved on the outer ring of the hinge 2, the sleeve 4 is installed on the base 1 through a third bolt 10, a fixing sleeve is arranged at the upper end of the sleeve 4, and the outer end of the fixing sleeve is connected with the sleeve 4 through a spring 5;
the fixed cover includes a pair of arc cover 6 that the structure is the same, and arc cover 6 both ends are fixed through first bolt 7.
Live hydraulic stem 3 with 6 parcel of a pair of arc cover, fix arc cover 6 on hydraulic stem 3 through first bolt 7, be provided with spring 5 between arc cover 6 and the sleeve pipe 4, when hydraulic stem 3 takes place the angle change, the power of hydraulic stem 3 effect on hinge 2 can disperse spring 5 on, reduces the effort that the hinge bore, improves hinge 2's life.
Specifically, a connecting plate 8 is connected between the end, away from the sleeve 4, of the spring 5 and the arc-shaped sleeve 6, and the connecting plate 8 is connected with the arc-shaped sleeve 6 through a second bolt 9.
Connecting plate 8 is connected through second bolt 9 with arc cover 6, and convenient to detach conveniently changes arc cover 6, and the different arc cover 6 suitability is strong according to the hydraulic stem 3 change of different models of being convenient for.
Specifically, the connecting plate 8 is an arc-shaped structure matched with the side wall of the arc-shaped sleeve 6.
Specifically, the mounting ring 11 is connected between the spring 5 and the inner wall of the sleeve 4, and the mounting ring 11 is rotatably mounted on the inner wall of the sleeve 4.
The mounting ring 11 is rotatably connected with the inner wall of the sleeve 4, so that the spring 5 can rotate along with the hydraulic rod 3 when the hydraulic rod rotates, and the spring 5 is prevented from being twisted.
Example (b): in the scheme, one hydraulic rod 3 is taken as an example, when the hydraulic rod is installed, the hydraulic rod 3 is installed on the base 1 through the hinge 2, the sleeve 4 is sleeved on the hydraulic rod 3, is mounted on the base 1 by a third bolt 10, and then, the arc-shaped sleeve 6 is coated on the hydraulic rod 3, the arc-shaped sleeve 6 is fixed through the first bolt 7 and is clamped on the hydraulic rod 3 through the arc-shaped sleeve 6, so that the spring 5 and the sleeve 4 are connected with the hydraulic rod 3, the acting force of the hydraulic rod 3 acting on the hinge 2 is dispersed on the spring 5 and the sleeve 4, the pressure of the hinge 2 is reduced, the hinge 2 is more stable, the service life of the hinge 2 is prolonged, the arc-shaped sleeve 6 can be replaced, the replacement according to different hydraulic rods 3 is convenient, the applicability is strong, reinforced structure can also be added between upper platform and hydraulic stem 3, protect hinge 2 between hydraulic stem 3 and the upper platform.
In the description of the present embodiment, it should be noted that unless otherwise specifically stated or limited, the terms 'mounted', 'connected', 'communicated' are to be construed broadly and can be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; the two elements may be directly connected or indirectly connected through an intermediate medium, or may be communicated with each other inside the two elements, or may be wirelessly connected or wired connected. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (4)
1. A six-degree-of-freedom swing table stabilizing structure is characterized by comprising a base (1), a hinge (2) and a hydraulic rod (3), wherein the hydraulic rod (3) is installed on the base (1) through the hinge (2), and a reinforcing structure is installed between the hydraulic rod (3) and the base (1);
the reinforcing structure comprises a sleeve (4), the sleeve (4) is sleeved on the outer ring of the hinge (2), the sleeve (4) is installed on the base (1) through a third bolt (10), a fixing sleeve is arranged at the upper end of the sleeve (4), and the outer end of the fixing sleeve is connected with the sleeve (4) through a spring (5);
the fixed cover comprises a pair of arc-shaped sleeves (6) with the same structure, and two ends of each arc-shaped sleeve (6) are fixed through first bolts (7).
2. The six-degree-of-freedom rocking platform stabilizing structure is characterized in that a connecting plate (8) is connected between the end, away from the sleeve (4), of the spring (5) and the arc-shaped sleeve (6), and the connecting plate (8) is connected with the arc-shaped sleeve (6) through a second bolt (9).
3. A six degree of freedom rocking platform stabilizing structure according to claim 2, characterized in that the connecting plate (8) is an arc-shaped structure matching the side wall of the arc-shaped sleeve (6).
4. The six-degree-of-freedom rocking platform stabilizing structure is characterized in that a mounting ring (11) is connected between the spring (5) and the inner wall of the sleeve (4), and the mounting ring (11) is rotatably mounted on the inner wall of the sleeve (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122982586.4U CN216280329U (en) | 2021-11-30 | 2021-11-30 | Six-degree-of-freedom swing table stabilizing structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122982586.4U CN216280329U (en) | 2021-11-30 | 2021-11-30 | Six-degree-of-freedom swing table stabilizing structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216280329U true CN216280329U (en) | 2022-04-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122982586.4U Active CN216280329U (en) | 2021-11-30 | 2021-11-30 | Six-degree-of-freedom swing table stabilizing structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216280329U (en) |
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2021
- 2021-11-30 CN CN202122982586.4U patent/CN216280329U/en active Active
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